PR tree-opt/22237

[official-gcc.git] / gcc / cp / ChangeLog-1998

Tue Dec 22 15:09:25 1998  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * Makefile.in (cvt.o): Depend on toplev.h.

        * cp-tree.h (check_template_shadow, pod_type_p): Add prototypes.

        * cvt.c: Include toplev.h.

        * except.c (get_eh_caught, get_eh_handlers): Hide prototypes and
        definitions.

        * init.c (expand_vec_init): Initialize variable `itype'.

        * lex.c (yyerror): Cast the argument passed to a ctype function to
        an unsigned char.

        * method.c (build_mangled_C9x_name): Wrap prototype and definition
        in "HOST_BITS_PER_WIDE_INT >= 64".

        * typeck.c (build_binary_op): Mark parameter `convert_p' with
        ATTRIBUTE_UNUSED.

1998-12-22  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (TYPE_RAISES_EXCEPTIONS): Improve documentation.
        * tree.c (build_exception_variant): Don't crash on empty throw
        specs.

1998-12-18  DJ Delorie  <dj@cygnus.com>

        * cvt.c (convert_to_reference): Check for both error_mark_node
        and NULL_NODE after call to convert_for_initialization.

1998-12-17  Jason Merrill  <jason@yorick.cygnus.com>

        * error.c (interesting_scope_p): New fn.
        (dump_simple_decl): Use it.
        (dump_expr, case CONSTRUCTOR): Force a & for a PMF.
        (dump_expr, case OFFSET_REF): Print ->* if appropriate.

1998-12-16  Mark Mitchell  <mark@markmitchell.com>

        * class.c (resolve_address_of_overloaded_function): Do conversion
        to correct type here, rather than ...
        (instantiate_type): Here.

        * cp-tree.h (DECL_TEMPLATE_PARM_P): New macro.
        (DECL_TEMPLATE_TEMPLATE_PARM_P): Use it.
        (decl_template_parm_p): Remove.
        * decl.c (pushdecl): Don't set DECL_CONTEXT for a template
        parameter.
        * lex.c (do_identifier): Use DECL_TEMPLATE_PARM_P.
        * pt.c (push_inline_template_parms_recursive): Set it.
        (decl_template_parm_p): Remove.
        (check_template_shadow): Use DECL_TEMPLATE_PARM_P.
        (process_template_parm): Set it.

Wed Dec 16 16:33:58 1998  Dave Brolley  <brolley@cygnus.com>

        * lang-specs.h (default_compilers): Pass -MD, -MMD and -MG to cc1plus
        if configured with cpplib.

1998-12-15  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (poplevel): Make sure ns_binding is initialized.

        * decl.c (finish_function): Undo inadvertent change in previous
        patch.

1998-12-14  Mark Mitchell  <mark@markmitchell.com>

        * class.c (pushclass): Tweak handling of class-level bindings.
        (resolve_address_of_overloaded_function): Update pointer-to-member
        handling.
        (instantiate_type): Likewise.
        * cvt.c (cp_convert_to_pointer): Likewise.
        * decl.c (pop_binding): Take the DECL to pop, not just the name.
        Deal with `struct stat' hack.
        (binding_level): Add to documentation.
        (push_binding): Clear BINDING_TYPE.
        (add_binding): New function.
        (push_local_binding): Use it.
        (push_class_binding): Likewise.
        (poplevel): Adjust calls to pop_binding.
        (poplevel_class): Likewise.
        (pushdecl): Adjust handling of TYPE_DECLs; add bindings for hidden
        declarations to current binding level.
        (push_class_level_binding): Likewise.
        (push_overloaded_decl): Adjust handling of OVERLOADs in local
        bindings.
        (lookup_namespace_name): Don't crash when confronted with a
        TEMPLATE_DECL.
        (lookup_name_real): Do `struct stat' hack in local binding
        contexts.
        (build_ptrmemfunc_type): Adjust documentation.
        (grokdeclarator): Don't avoid building real array types when
        processing templates unless really necessary.
        (finish_method): Adjust calls to pop_binding.
        * decl2.c (reparse_absdcl_as_expr): Recursively call ourselves,
        not reparse_decl_as_expr.
        (build_expr_from_tree): Deal with a template-id as the function to
        call in a METHOD_CALL_EXPR.
        * pt.c (convert_nontype_argument): Tweak pointer-to-member handling.
        (maybe_adjust_types_For_deduction): Don't do peculiar things with
        METHOD_TYPEs here.
        (resolve_overloaded_unification): Handle COMPONENT_REFs.  Build
        pointer-to-member types where necessary.
        * tree.c (build_cplus_array_type_1): Don't avoid building real
        array types when processing templates unless really necessary.
        (build_exception_variant): Compare the exception lists correctly.

1998-12-13  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.def (CPLUS_BINDING): Update documentation.
        * cp-tree.h (LOCAL_BINDING_P): New macro.
        (lang_identifier): Rename local_value to bindings.
        (tree_binding): Make `scope' of type `void*', not `tree'.
        (BINDING_SCOPE): Update documentation.
        (IDENTIFIER_LOCAL_VALUE): Remove.
        (IDENTIFIER_CLASS_VALUE): Document.
        (IDENTIFIER_BINDING): New macro.
        (IDENTIFIER_VALUE): Likewise.
        (TIME_IDENTIFIER_TIME): Likewise.
        (TIME_IDENTIFIER_FILEINFO): Likewise.
        (IMPLICIT_TYPENAME_P): Likewise.
        (set_identifier_local_value): Remove.
        (push_local_binding): New function.
        (push_class_binding): Likewise.
        * class.c (pushclass): Update comments; use push_class_binding.
        * decl.c (set_identifier_local_value_with_scope): Remove.
        (set_identifier_local_value): Likewise.
        (push_binding): New function.
        (pop_binding): Likewise.
        (binding_level): Update documentation.  Remove shadowed.
        (BINDING_LEVEL): New macro.
        (free_binding_nodes): New variable.
        (poplevel): Adjust for new name-lookup scheme.  Don't mess up
        BLOCK_VARs when doing for-scope extension.  Remove effectively
        dead code.
        (pushlevel_class): Tweak formatting.
        (poplevel_class): Adjust for new name-lookup scheme.
        (print_binding_level): Likewise.
        (store_bindings): Likewise.
        (pushdecl): Likewise.
        (pushdecl_class_level): Likewise.
        (push_class_level_binding): Likewise.
        (push_overloaded_decl): Update comments.  Adjust for new
        name-lookup scheme.
        (lookup_name_real): Likewise.
        (lookup_name_current_level): Likewise.
        (cp_finish_decl): Likewise.
        (require_complete_types_for_parms): Likewise.  Remove misleading
        #if 0'd code.
        (grok_parms): Likewise.  Don't call
        require_complete_types_for_parms here.
        (grok_ctor_properties): Don't treat templates as copy
        constructors.
        (grop_op_properties): Or as assignment operators.
        (start_function): Document.  Adjust for new name-lookup scheme.
        (finish_function): Likewise.
        * decl2.c (do_local_using_decl): Use push_local_binding.
        * lex.c (begin_definition_of_inclass_inline): New function, split
        out from ...
        (do_pending_inlines): Here, and ...
        (process_next_inline): Here.
        (get_time_identifier): Use TIME_IDENTIFIER_* macros.
        (init_filename_times): Likewise.
        (extract_interface_info): Likewise.
        (ste_typedecl_interface_info): Likewise.
        (check_newline): Likewise.
        (dump_time_statistics): Likewise.
        (handle_cp_pragma): Likewise.
        (do_identifier): Adjust for new name-lookup scheme.
        * parse.y (function_try_block): Return ctor_initializer_opt value.
        (fndef): Use it.
        (fn.defpen): Pass appropriate values to start_function.
        (pending_inline): Use functor_try_block value, and pass
        appropriate values to finish_function.
        * pt.c (is_member_template): Update documentation; remove handling
        of FUNCTION_DECLs.  As per name, this function should deal only in
        TEMPLATE_DECLs.
        (decl_template_parm_p): Change name of olddecl parameter to decl.
        (check_template_shadow): Adjust for new name-lookup scheme.
        (lookup_template_class): Likewise.
        (tsubst_decl): Tweak so as not to confuse member templates with
        copy constructors and assignment operators.
        (unify): Handle UNION_TYPEs.
        * ptree.c (print_lang_identifier): Adjust for new name-lookup scheme.
        (lang_print_xnode): Adjust for new name-lookup scheme.
        * typeck.c (mark_addressable): Likewise.
        (c_expand_return): Likewise.

1998-12-08  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (grokdeclarator): Allow field with same name as class
        in extern "C".

        * decl.c (lookup_name_real): Don't limit field lookup to types.
        * class.c (check_member_decl_is_same_in_complete_scope): No error
        if icv and x are the same.
        * lex.c (do_identifier): Tweak error message.

1998-12-10  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (start_enum): Use push_obstacks, not
        end_temporary_allocation.
        (finish_enum): Call pop_obstacks.

1998-12-10  Mark Mitchell  <mark@markmitchell.com>

        * class.c (instantiate_type): Return error_mark_node rather than
        junk.

1998-12-09  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (most_specialized_instantiation): New function.
        (print_candidates): Likewise.
        * class.c (validate_lhs): Remove.
        (resolve_address_of_overloaded_function): New function, split out
        and then substantially reworked, from ...
        (instantiate_type): Use it.  Simplify.
        * cvt.c (convert_to_reference): Complain when caller has indicated
        that's the right thing to do.  Don't crash if instantiate_type
        fails.
        * pt.c: Substitute `parameters' for `paramters' throughout.
        (print_candidates): Don't make it static.
        (most_specialized_instantiation): Split out from ...
        (most_specialized): Here.

Wed Dec  9 15:33:01 1998  Dave Brolley  <brolley@cygnus.com>

        * lex.c (lang_init_options): Initialize cpplib.
        * decl2.c (parse_options,cpp_initialized): Removed.
        (lang_decode_option): Move initialization of cpplib to
        lang_init_options.

1998-12-09  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (grokdeclarator): Update the name of the TEMPLATE_DECL, as
        well as the TYPE_DECL, when a typedef name is assigned to a
        previously anonymous type.

1998-12-08  Andrew MacLeod  <amacleod@cygnus.com>

        * cp/except.c (call_eh_info): Use __start_cp_handler instead of
        __cp_eh_info for getting the eh info pointer.  Add table_index to
        field list.
        (push_eh_cleanup): Don't increment 'handlers' data field.
        (process_start_catch_block): Don't set the 'caught' field.

        * cp/exception.cc (CP_EH_INFO): New macro for getting the
        exception info pointer within library routines.
        (__cp_eh_info): Use CP_EH_INFO.
        (__start_cp_handler): Get exception info pointer, set caught field,
        and increment the handlers field.  Avoids this being done by handlers.
        (__uncatch_exception, __check_eh_spec): Use CP_EH_INFO macro.
        (uncaught_exception): Use CP_EH_INFO macro.

Tue Dec  8 10:48:21 1998  Jeffrey A Law  (law@cygnus.com)

        * Make-lang.in (cxxmain.o): Depend on $(DEMANGLE_H), not demangle.h

Mon Dec  7 17:56:06 1998  Mike Stump  <mrs@wrs.com>

        * lex.c (check_newline): Add support for \ as `natural'
        characters in file names in #line to be consistent with #include
        handling.  We support escape processing in the # 1 "..." version of
        the command.  See also support in cp/lex.c.

1998-12-07  Zack Weinberg  <zack@rabi.phys.columbia.edu>

        * cp/decl2.c: s/data/opts/ when initializing cpp_reader
        structure.

1998-12-07  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (build_typename_type): Set DECL_ARTIFICIAL.

        * error.c (dump_simple_decl): Also print namespace context.
        (dump_function_decl): Likewise.

        * decl2.c (ambiguous_decl): Don't print old value if it's
        error_mark_node.

        * decl.c (lookup_name_real): Fix handling of local types shadowed
        by a non-type decl.  Remove obsolete code.
        * cp-tree.h (DECL_FUNCTION_SCOPE_P): New macro.

        * lang-options.h: Add -fpermissive.
        * decl2.c: Likewise.
        * cp-tree.h: Add flag_permissive.
        * decl.c (init_decl_processing): If neither -fpermissive or -pedantic
        were specified, set flag_pedantic_errors.
        * call.c (build_over_call): Turn dropped qualifier messages
        back into pedwarns.
        * cvt.c (convert_to_reference): Likewise.
        * typeck.c (convert_for_assignment): Likewise.

1998-12-05  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (coerce_new_type): Use same_type_p.
        (coerce_delete_type): Likewise.

        * call.c (check_dtor_name): Return 1, not error_mark_node.

1998-12-04  Jason Merrill  <jason@yorick.cygnus.com>

        * lex.c (handle_cp_pragma): Disable #pragma interface/implementation
        if MULTIPLE_SYMBOL_SPACES.

        * pt.c (check_template_shadow): New fn.
        * decl2.c (grokfield): Use it.
        * decl.c (pushdecl): Likewise.
        (pushdecl_class_level): Likewise.
        (start_method): Likewise.
        (xref_tag): Don't try to use 't' if we're defining.

        * call.c (check_dtor_name): Just return an error_mark_node.
        * pt.c (lookup_template_class): Complain about using non-template here.
        * parse.y (apparent_template_type): Not here.

        * pt.c (check_explicit_specialization): Complain about specialization
        with C linkage.

        * lang-options.h: Add -f{no-,}implicit-inline-templates.

        * pt.c (convert_nontype_argument): Don't assume that any integer
        argument is intended to be a constant-expression.

1998-12-03  Mark Mitchell  <mark@markmitchell.com>

        * class.c (handle_using_decl): Fix comment.  Don't lookup
        constructors in base classes.
        (validate_lhs): Fix typo in comment.
        * search.c (lookup_field_1): Don't return a USING_DECL.

        * cp-tree.h (DECL_ACCESS): Improve documentation.

        * decl.c (expand_static_init): Don't set the initialization-done
        flag until the initialization is done.

1998-12-02  Mark Mitchell  <mark@markmitchell.com>

        * decl2.c (validate_nonmember_using_decl): Complain about using
        declarations for class members.

1998-11-29  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck2.c (process_init_constructor): Use same_type_p.

        * decl.c (check_tag_decl): Don't warn about null decl inside a
        class.

        * pt.c (unify, case OFFSET_TYPE): Pass down 'strict' rather than
        UNIFY_ALLOW_NONE.
        (convert_nontype_argument): Use TYPE_PTRMEMFUNC_FN_TYPE.
        (resolve_overloaded_unification): Strip baselinks.

Fri Nov 27 13:07:23 1998  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * g++spec.c: Don't prototype xmalloc.

1998-11-25  Jason Merrill  <jason@yorick.cygnus.com>

        * except.c (expand_throw): Use TYPE_PTR_P to check for pointers.

        * decl.c (check_tag_decl): Do complain about null friend decl at
        file scope.

1998-11-25  Andreas Schwab  <schwab@issan.cs.uni-dortmund.de>

        * lex.c (make_lang_type): Clear the whole struct lang_type, not
        only the first multiple of sizeof (int).

1998-11-24  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (start_decl): An explicit specialization of a static data
        member is only a definition if it has an initializer.

        * except.c (expand_throw): Use cp_finish_decl for the throw temp.
        * cvt.c (build_up_reference): Pass DIRECT_BIND down into
        cp_finish_decl.
        * init.c (expand_default_init): Check for DIRECT_BIND instead of
        DECL_ARTIFICIAL.

        * call.c (build_over_call): Use build_decl.

        * except.c (expand_throw): Just use convert, not
        build_reinterpret_cast.

        * lex.c (handle_generic_pragma): Use token_buffer.

        * decl.c (check_tag_decl): Don't complain about null friend decl.

1998-11-24  Dave Pitts  <dpitts@cozx.com>

        * Make-lang.in (DEMANGLER_PROG): Move the output arguments to the
        first position.
        * lex.c (check_newline): Use ISALPHA.
        (readescape): Use ISGRAPH.
        (yyerror): Use ISGRAPH.

1998-11-24  Nathan Sidwell  <nathan@acm.org>

        * search.c (get_abstract_virtuals): Do not use initial
        CLASSTYPE_ABSTRACT_VIRTUALS.
        * typeck2.c (abstract_virtuals_error): Show location of abstract
        declaration.
        * call.c (build_new_method_call): Use
        CLASSTYPE_ABSTRACT_VIRTUAL, rather than recalculate.
        * class.c (finish_struct_bits): Don't bother working out whether
        get_abstract_virtuals will do anything, just do it.

1998-11-24  Graham  <grahams@rcp.co.uk>

        * typeck.c (build_component_ref): Remove unused statement.

1998-11-24  Jason Merrill  <jason@yorick.cygnus.com>

        * class.c (add_method): Catch invalid overloads.

        * class.c (add_method): Build up OVERLOADs properly for conversion ops.
        * search.c (lookup_conversions): Handle getting real OVERLOADs.
        (add_conversions): Likewise.  Revert last change.
        * call.c (add_conv_candidate): Pass totype to add_candidate instead
        of fn.  Don't add a new candidate if the last one was for the same
        type.
        (print_z_candidates): Handle getting a type as a function.
        (joust): If we got two conversion candidates to the same type,
        just pick one.
        (build_object_call): Lose 'templates'.
        (build_user_type_conversion_1): Handle getting real OVERLOADs.

1998-11-23  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck2.c (process_init_constructor): If there are elements
        that don't have initializers and they need to have constructors
        run, supply them with initializers.

        * class.c (finish_struct_1): A class with a 0-width bitfield is
        still empty.

1998-11-23  Mark Mitchell  <mark@markmitchell.com>

        * pt.c (instantiate_class_template): Don't try to figure out what
        specialization to use for a partial instantiation.  Correct
        typos in a couple of comments.  Avoid calling uses_template_parms
        multiple times.

1998-11-23  Benjamin Kosnik  <bkoz@cygnus.com>

        * method.c (process_overload_item): Add call to
        build_mangled_C9x_name for intTI_type_nodes.
        (build_mangled_C9x_name): Add prototype, define.
        * decl.c (init_decl_processing): Add names for
        TImode_type_node.

1998-11-23  Jason Merrill  <jason@yorick.cygnus.com>

        * parse.y (named_class_head): Update CLASSTYPE_DECLARED_CLASS.

        * class.c (finish_struct_1): Set things up for 0-width bitfields
        like we do for others.

        * decl.c (check_tag_decl): New fn.
        (shadow_tag): Split out from here.
        * decl2.c (grok_x_components): Call it.

1998-11-22  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c: Lose warn_about_return_type.
        (grokdeclarator): Always complain about implicit int, except for
        `main () { ... }'.

        * decl.c (tag_name): New fn.
        (xref_tag): Complain about using typedef-name after class-key.

        * init.c (expand_vec_init): Also keep going if from_array.

        * tree.c (is_overloaded_fn): Also handle the output of
        build_offset_ref.

        * decl.c (grokdeclarator): Use constructor_name when comparing
        field name against enclosing class.
        * class.c (finish_struct_anon): Likewise.

1998-11-22  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (poplevel): Remove code to handle KEEP == 2.
        (finish_function): Don't confuse BLOCK-order when
        processing a destructor.

1998-11-21  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (require_complete_types_for_parms): Call layout_decl
        after we've completed the type.

1998-11-21  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * decl2.c (validate_nonmember_using_decl): Allow using templates
        from the global namespace.

1998-11-21  Jason Merrill  <jason@yorick.cygnus.com>

        Handle specifying template args to member function templates.
        * tree.c (build_overload): Always create an OVERLOAD for a template.
        * search.c (add_conversions): Handle finding an OVERLOAD.
        * decl2.c (check_classfn): Likewise.
        * lex.c (identifier_type): See through a baselink.
        * parse.y (do_id): Don't call do_identifier if we got a baselink.
        * class.c (instantiate_type, case TREE_LIST): Recurse.

        * decl.c (grokdeclarator): Allow a boolean constant for array
        bounds, odd as that sounds.

        * pt.c (unify): Be more strict about non-type parms, except for
        array bounds.
        (UNIFY_ALLOW_INTEGER): New macro.

1998-11-19  Manfred Hollstein  <manfred@s-direktnet.de>

        * Make-lang.in (mandir): Replace all uses of $(mandir) by $(man1dir).

1998-11-19  Jason Merrill  <jason@yorick.cygnus.com>

        * semantics.c (begin_class_definition): Call
        maybe_process_partial_specialization before push_template_decl.
        Don't call push_template_decl for a specialization.
        * search.c (lookup_field): Do return a member template class.
        * decl2.c (handle_class_head): Handle member template classes.

        * decl.c (grokdeclarator): A parm type need not be complete.

        * pt.c (convert_nontype_argument): Fix thinko.

1998-11-18  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (PTRMEM_CST_CLASS): Fix typo.
        (global_delete_fndecl): New variable.
        * decl.c (global_delete_fndecl): Define it.
        (init_decl_processing): Set it.
        * init.c (build_builtin_delete_call): Use it.
        * tree.c (mapcar): Recursively call mapcar for the type of EXPR
        nodes.

1998-11-18  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (cplus_expand_expr_stmt): Always complain about unresolved
        type.

        * tree.c (lvalue_p_1): An INDIRECT_REF to a function is an lvalue.
        * call.c (build_object_call): Also support references to functions.
        * typeck.c (convert_for_initialization): Don't decay a function
        if the target is a reference to function.

        * search.c (add_conversions): Get all the overloads from a class.

        * decl.c (grok_ctor_properties): Complain about any constructor
        that will take a single arg of the class type by value.

        * typeck2.c (build_functional_cast): Can't create objects of
        abstract classes this way.
        * cvt.c (ocp_convert): Likewise.

        * decl.c (grokfndecl): Member functions of local classes are not
        public.

1998-11-18  Mark Mitchell  <mark@markmitchell.com>

        * Make-lang.in (cc1plus): Add dependency on hash.o.

1998-11-18  Jason Merrill  <jason@yorick.cygnus.com>

        * search.c (get_abstract_virtuals): Complain about virtuals with
        no final overrider.
        * typeck2.c (abstract_virtuals_error): Remove handling for virtuals
        with no final overrider.
        * class.c (override_one_vtable): Don't set DECL_ABSTRACT_VIRTUAL_P
        on virtuals with no final overrider.

        * lex.c (reinit_parse_for_block): Add a space after the initial ':'.

        * class.c (finish_struct_1): Don't remove zero-width bit-fields until
        after layout_type.

        * friend.c (do_friend): Don't set_mangled_name_for_decl.

        * class.c (finish_struct_anon): Complain about non-fields.
        * decl2.c (build_anon_union_vars): Likewise.

        * decl.c (grokdeclarator): Normal data members can't have the same
        name as the class, either.
        * class.c (finish_struct_anon): Neither can members of an
        anonymous union.

1998-11-17  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (TYPE_ALIAS_SET): Document language-dependent uses.
        (TYPE_BINFO): Likewise.
        (IS_AGGR_TYPE): Tweak.
        (SET_IS_AGGR_TYPE): New macro.
        (CLASS_TYPE_P): Tweak.
        (lang_type): Group mark bitfields together.  Remove linenum.
        (CLASSTYPE_SOURCE_LINE): Remove macro.
        (CLASSTYPE_MARKED_N): New macro.
        (SET_CLASSTYPE_MARKED_N): Likewise.
        (CLEAR_CLASSTYPE_MARKED_N): Likewise.
        (CLASS_TYPE_MARKED_*): Use them.
        (SET_CLASSTYPE_MARKED_*): Likewise.
        (CLEAR_CLASSTYPE_MARKED_*): Likewise.
        (TEMPLATE_TEMPLATE_PARM_TEMPLATE_INFO): Likewise.
        (TYPE_TEMPLATE_INFO): Handle TEMPLATE_TEMPLATE_PARMs as well.
        (TYPENAME_TYPE_FULLNAME): Use TYPE_BINFO rather than CLASSTYPE_SIZE.
        * class.c (class_cache_obstack): New variable.
        (class_cache_firstobj): Likewise.
        (finish_struct): Don't set CLASSTYPE_SOURCE_LINE.
        (pushclass): Free the cache, when appropriate.
        (popclass): Tidy.
        (maybe_push_cache_obstack): Use class_cache_obstack.
        * decl.c (include hash.h).
        (typename_hash): New function.
        (typename_compare): Likewise.
        (build_typename_type): Check the hash table to avoid creating
        duplicates.
        (build_ptrmemfunc_type): Use SET_IS_AGGR_TYPE.
        (grokdeclarator): Use CLASS_TYPE_P.
        (xref_basetypes): Likewise.
        (start_function): Likewise.  Don't put current_class_ref on the
        permanent obstack.
        * error.c (dump_type_real): Use TEMPLATE_TEMPLATE_PARM_TEMPLATE_INFO
        and TYPE_TI_ARGS.
        * lex.c (note_got_semicolon): Use CLASS_TYPE_P.
        (make_lang_type): Don't create TYPE_LANG_SPECIFIC and associated
        fields for types other than class types.  Do clear TYPE_ALIAS_SET
        for types other than class types, though.
        * method.c (build_overload_identifier): Use CLASS_TYPE_P and
        TEMPLATE_TEMPLATE_PARM_TEMPLATE_INFO.
        * pt.c (process_template_parm): Don't set
        CLASSTYPE_GOT_SEMICOLON.
        (lookup_template_class): Use TEMPLATE_TEMPLATE_PARM_TEMPLATE_INFO.
        Coerce arguments on the momentary obstack.
        (for_each_template_parm): Use TEMPLATE_TEMPLATE_PARM_TEMPLATE_INFO.
        (instantiate_class_template): Calculate template arguments on the
        momentary obstack.  Tidy.
        (tsubst_template_arg_vector): Use make_temp_vec.
        (tsubst_aggr_type): Put template arguments on the momentary
        obstack.
        (tsubst_decl): Likewise.
        (tsubst): Copy the array bounds index to the permanent obstack
        before building index types.  Use new macros.
        (unify): Use new macros.
        (do_type_instantiation): Likewise.
        * search.c (lookup_fnfields_1): Use new macros.
        (dfs_pushdecls): Build envelopes on the cache obstack.
        (dfs_compress_decls): Use new macros.
        (push_class_decls): Build on the cache obstack.
        * semantics.c (finish_typeof): Don't set CLASSTYPE_GOT_SEMICOLON.
        * sign.c (build_signature_pointer_or_reference_type): Use
        SET_IS_AGGR_TYPE.
        * tree.c (make_binfo): Check CLASS_TYPE_P.
        (copy_template_template_parm): Adjust.
        (make_temp_vec): Use push_expression_obstack.
        * typeck.c (complete_type): Use new macros.
        (comptypes): Likewise.

1998-11-17  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (tsubst): Add diagnostics for invalid array, reference
        and pointer to member types.

1998-11-16  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck2.c (my_friendly_abort): Don't fatal twice in a row.

        * typeck.c (c_expand_start_case): Use build_expr_type_conversion.
        Simplify.

        * parse.y (structsp): Fix cut-and-paste error.

        * init.c (build_new): Complain about non-integral size.

        * parse.y (unary_expr): Complain about defining types in sizeof.

        * typeck.c (expr_sizeof): Complain about sizeof an overloaded fn.

        * rtti.c (build_x_typeid): Complain about typeid without
        including <typeinfo>.
        (get_typeid): Likewise.  Complain about typeid of incomplete type.
        (get_tinfo_fn_dynamic): Likewise.
        (get_typeid_1): Not static anymore.
        * except.c (build_eh_type_type): Use get_typeid_1.

        * rtti.c (build_dynamic_cast_1): Give errors for dynamic_cast to
        ambiguous or private bases.  Fix warning for reference cast.

1998-11-16  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (DECL_TEMPLATE_INSTANTIATED): New macro.
        * decl.c (duplicate_decls): Remove special-case code to deal with
        template friends, and just do the obvious thing.
        * pt.c (register_specialization): Tweak for clarity, and also to
        clear DECL_INITIAL for an instantiation before it is merged with a
        specialization.
        (check_explicit_specialization): Fix indentation.
        (tsubst_friend_function): Handle both definitions in friend
        declaration and outside friend declarations.
        (tsubst_decl): Don't clear DECL_INITIAL for an instantiation.
        (regenerate_decl_from_template): Tweak accordingly.
        (instantiate_decl): Likewise.

1998-11-16  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (cplus_expand_expr_stmt): Promote warning about naked
        member function reference to error.
        * cvt.c (ocp_convert): Complain about converting an overloaded
        function to void.

        * init.c (build_offset_ref): Just return a lone static member
        function.

        * decl.c (cp_finish_decl): Only complain about real CONSTRUCTORs,
        not internal ones.

        * typeck.c (build_binary_op_nodefault): Improve error handling.

        * decl.c (grokfndecl): Complain about making 'main' a template.

        * typeck.c (string_conv_p): Don't convert from wchar_t[] to char*.

        * call.c (build_method_call): Handle a BIT_NOT_EXPR around a
        TYPE_DECL in a template.

1998-11-15  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck2.c (my_friendly_abort): Add URL in the other case, too.

        * decl.c (struct cp_function): Add named_label_uses.
        (push_cp_function_context): Save it.
        (pop_cp_function_context): Restore it.
        (define_label): Also complain about jumping into the scope of
        non-POD objects that don't have constructors.
        * tree.c (pod_type_p): New fn.

        * pt.c (instantiate_class_template): Clear TYPE_BEING_DEFINED sooner.
        * rtti.c (synthesize_tinfo_fn): Call import_export_decl here.
        (get_tinfo_fn): Not here.
        * repo.c (repo_get_id): Abort if we get called for an incomplete
        type.

1998-11-13  Mark Mitchell  <mark@markmitchell.com>

        * except.c (expand_throw): Make sure first argument to
        __cp_push_exception is of type `void*' to avoid spurious error
        messages.

1998-11-11  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (try_one_overload): Take orig_targs again.  Only check for
        mismatches against them; we don't care what a previous call found.
        (resolve_overloaded_unification): Adjust.

        * search.c (lookup_field): Don't return anything for a non-type
        field from a dependent type.
        * decl.c (grokdeclarator): Resolve SCOPE_REFs of the current class
        in an array declarator.
        (start_decl): Push into the class before looking for the field.

1998-11-08  Mark Mitchell  <mark@markmitchell.com>

        * method.c (build_overload_value): Handle REFERENCE_TYPE.

1998-11-08  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * decl.c (grokdeclarator): Allow namespace-scoped members if they
        are friends.

1998-11-08  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (tsubst_decl): Don't mess with the global value of an
        un-mangled DECL_ASSEMBLER_NAME.

1998-11-03  Christopher Faylor  <cgf@cygnus.com>

        * decl.c (init_decl_processing): Remove CYGWIN conditional
        since CYGWIN is now able to deal with trapping signals.

Sat Nov  7 15:48:02 1998  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * cp-tree.h: Don't include gansidecl.h.
        * exception.cc: Include gansidecl.h (since we don't include config.h)
        * g++spec.c: Don't include gansidecl.h.

1998-11-06  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (lang_decl_flags): Add defined_in_class.  Decrease
        size of dummy.
        (DECL_DEFINED_IN_CLASS_P): New macro.
        (TEMPLATE_PARMS_FOR_INLINE): Document.
        (check_static_variable_definition): New function.
        * decl.c (cp_finish_decl): Set DECL_DEFINED_IN_CLASS_P, if
        appropriate.
        (check_static_variable_definition): Split out from ...
        (grokdeclarator): Here.
        * pt.c (check_default_tmpl_args): New function, split out from ...
        (push_template_decl_real): Here.
        (instantiate_template): Fix comment.

1998-11-04  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (CP_TYPE_CONST_P): Make {0,1}-valued.
        (CP_TYPE_VOLATILE_P): Likewise.
        (CP_TYPE_RESTRICT_P): Likewise.

1998-11-03  Mark Mitchell  <mark@markmitchell.com>

        * pt.c (tsubst): Use build_index_type, not build_index_2_type.

1998-11-02  Jason Merrill  <jason@yorick.cygnus.com>

        * class.c (instantiate_type): Be more helpful.

        * decl2.c (import_export_decl): Call import_export_class.

        * cp-tree.h (EMPTY_CONSTRUCTOR_P): Check !TREE_HAS_CONSTRUCTOR.
        * decl2.c (build_expr_from_tree): Propagate TREE_HAS_CONSTRUCTOR.
        * pt.c (tsubst_copy): Likewise.

1998-11-02  Mark Mitchell  <mark@markmitchell.com>

        * init.c (expand_vec_init): Fix off-by-one error.

1998-11-02  Alexandre Oliva  <oliva@dcc.unicamp.br>

        * parse.y (apparent_template_type): New type.
        (named_complex_class_head_sans_basetype): Use it.
        * Makefile.in (CONFLICTS): One new conflict.
        * parse.c: Regenerated.

1998-11-01  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (COMPARE_STRICT): New macro.
        (COMPARE_BASE): Likewise.
        (COMPARE_RELAXED): Likewise.
        (COMPARE_REDECLARATION): Likewise.
        (same_type_p): Likewise.
        (same_or_base_type_p): Likewise.
        * call.c (standard_conversion): Use them, in place of comptypes
        with numeric arguments.
        (reference_binding): Likewise.
        (convert_like): Likewise.
        (build_over_call): Likewise.
        (is_subseq): Likewise.
        (is_properly_derived_from): Likewise.
        (compare_ics): Likewise.
        (joust): Likewise.
        * class.c (delete_duplicate_fields_1): Likewise.
        (resolves_to_fixed_type_p): Likewise.
        (instantiate_type): Likewise.  Remove #if 0'd code.
        * decl.c (decls_match): Likewise.  Use COMPARE_REDECLARATION here.
        (pushdecl): Likewise.
        (lookup_name_real): Likewise.
        (grokdeclarator): Likewise.  Check for illegal array declarations.
        (grokparms): Likewise.
        (grok_op_properties): Likewise.
        * decl2.c (check_classfn): Likewise.
        * friend.c (is_friend): Likewise.
        (make_friend_class): Likewise.
        * init.c (expand_aggr_init): Likewise.
        (expand_vec_init): Likewise.
        * pt.c (is_member_template_class): Remove declaration.
        (is_specialization_of): Use COMPARE_* and new macros.
        (comp_template_parms): Likewise.
        (convert_nontype_argument): Likewise.
        (coerce_template_template_parms): Likewise.
        (template_args_equal): Likewise.
        (lookup_template_class): Likewise.
        (type_unification_real): Likewise.
        (unify): Likewise.
        (get_bindings_real): Likewise.
        * search.c (covariant_return_p): Likewise.
        (get_matching_virtual): Likewise.
        * sig.c (match_method_types): Likewise.
        * tree.c (vec_binfo_member): Likewise.
        (cp_tree_equal): Likewise.
        * typeck.c (common_type): Likewise.
        (comp_array_types): Likewise.  Get issues involving unknown array
        bounds right.
        (comptypes): Update comments.  Use new flags.
        (comp_target_types): Use new macros.
        (compparms): Likewise.
        (comp_target_parms): Likewise.
        (string_conv_p): Likewise.
        (build_component_ref): Likewise.
        (build_indirect_ref): Likewise.
        (build_conditional_expr): Likewise.
        (build_static_cast): Likewise.
        (build_reinterpret_cast): Likewise.
        (build_const_cast): Likewise.
        (build_modify_expr): Likewise.
        (convert_for_assignment): Likewise.
        (comp_ptr_ttypes_real): Likewise.
        (ptr_reasonably_similar): Likewise.
        (comp_ptr_ttypes_const): Likewise.

1998-10-31  Jason Merrill  <jason@yorick.cygnus.com>

        * rtti.c (build_dynamic_cast_1): Fix cut-and-paste error.

1998-10-30  Mark Mitchell  <mark@markmitchell.com>

        * decl2.c (delete_sanity): Pass integer_zero_node, not
        integer_two_node, to build_vec_delete.
        * init.c (build_array_eh_cleanup): Remove.
        (expand_vec_init_try_block): New function.
        (expand_vec_init_catch_clause): Likewise.
        (build_vec_delete_1): Don't deal with case that auto_delete_vec
        might be integer_two_node anymore.
        (expand_vec_init): Rework for initialization-correctness and
        exception-correctness.
        * typeck2.c (process_init_constructor): Make mutual exclusivity
        of cases more obvious.

1998-10-29  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (lookup_name_real): OK, only warn if not lexing.
        Simplify suggested fix.

        * cp-tree.h (IDENTIFIER_MARKED): New macro.
        * search.c (lookup_conversions): Use breadth_first_search.
        (add_conversions): Avoid adding two conversions to the same type.
        (breadth_first_search): Work with base binfos, rather
        than binfos and base indices.
        (get_virtual_destructor): Adjust.
        (tree_has_any_destructor_p): Adjust.
        (get_matching_virtual): Adjust.

        * pt.c (push_template_decl_real): Generalize check for incorrect
        number of template parms.
        (is_member_template_class): #if 0.

1998-10-29  Richard Henderson  <rth@cygnus.com>

        * Makefile.in (cc1plus): Put CXX_OBJS, and thence @extra_cxx_objs@,
        last.

1998-10-28  Zack Weinberg  <zack@rabi.phys.columbia.edu>

        * lex.c: Call check_newline from lang_init always.  After
        calling cpp_start_read, set yy_cur and yy_lim to read from the
        cpplib token buffer.

1998-10-28  Jason Merrill  <jason@yorick.cygnus.com>

        * class.c (instantiate_type): Don't consider templates for a normal
        match.

        * class.c (finish_struct_1): Don't complain about non-copy
        assignment ops in union members.

        * class.c (build_vtable): Don't pass at_eof to import_export_vtable.
        (prepare_fresh_vtable): Likewise.
        (finish_struct_1): Don't call import_export_class.
        * decl2.c (finish_vtable_vardecl): Do import/export stuff.
        (finish_prevtable_vardecl): Lose.
        (finish_file): Don't call it.
        * pt.c (instantiate_class_template): Likewise.
        * cp-tree.h: Remove it.

        * init.c (build_delete): Reset TYPE_HAS_DESTRUCTOR here.
        * decl.c (finish_function): Not here.
        (start_function): Do set DECL_INITIAL.

        * pt.c (push_template_decl_real): Complain about default template
        args for enclosing classes.

        * call.c (add_function_candidate): Treat conversion functions
        as coming from the argument's class.
        * cp-tree.h (DECL_CONV_FN_P): New fn.
        (DECL_DESTRUCTOR_P): Also check DECL_LANGUAGE.
        * class.c (add_method): Use DECL_CONV_FN_P.
        * decl2.c (check_classfn): Likewise.
        * error.c (dump_function_name): Likewise.
        (dump_function_decl): Likewise.
        * pt.c (fn_type_unification): Likewise.
        * search.c (add_conversions): Likewise.

1998-10-27  Jason Merrill  <jason@yorick.cygnus.com>

        * lex.c (do_identifier): Also generate LOOKUP_EXPR for RESULT_DECL.
        * method.c (hack_identifier): Also check for using RESULT_DECL
        from outer context.

1998-10-27  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (grokdeclarator): Use type_quals, rather than constp,
        consistently.

1998-10-27  Jason Merrill  <jason@yorick.cygnus.com>

        * call.c (standard_conversion): instantiate_type here.
        (reference_binding): And here.
        (implicit_conversion): Not here.
        (build_op_delete_call): No need to cons up an OVERLOAD.
        * cvt.c (cp_convert_to_pointer): instantiate_type here.
        (convert_to_reference): And here.
        * decl.c (grok_reference_init): Not here.
        (grokparms): Or here.
        * typeck2.c (digest_init): Or here.
        * typeck.c (decay_conversion): Take the address of overloaded
        functions, too.
        (require_instantiated_type): Lose.
        (convert_arguments): Don't handle unknown types here.
        (build_c_cast): Likewise.
        (build_binary_op): Gut.
        (build_conditional_expr): Don't require_instantiated_type.
        (build_modify_expr): Likewise.
        (build_static_cast): Don't instantiate_type.
        (build_reinterpret_cast): Likewise.
        (build_const_cast): Likewise.
        (convert_for_initialization): Likewise.
        (build_ptrmemfunc): Use type_unknown_p.
        (convert_for_assignment): Also do default_conversion on overloaded
        functions.  Hand them off to ocp_convert.

1998-10-26  Mark Mitchell  <mark@markmitchell.com>

        * error.c (dump_decl): Deal with TEMPLATE_DECLs that are
        VAR_DECLs.  Handle vtables whose DECL_CONTEXT is not a type.

        * class.c (finish_struct_1): Use build_cplus_array_type to build
        array types.
        * decl.c (init_decl_processing): Likewise.
        * except.c (expand_end_eh_spec): Likewise.
        * search.c (expand_upcast_fixups): Simplify very slightly.

1998-10-26  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (grokdeclarator): Complain about a variable using
        constructor syntax coming back null from start_decl.

        * friend.c (make_friend_class): Complain about trying to make
        a non-class type a friend.

        * decl.c (grokfndecl): Set DECL_INITIAL for a defn here.
        (start_function): Not here.

1998-10-26  Brendan Kehoe  <brendan@cygnus.com>

        * decl.c (grokdeclarator): Disallow `explicit' in a friend declaration.

1998-10-26  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck2.c (process_init_constructor): Only skip anonymous fields
        if they are bitfields.

        * cp-tree.def (TYPEOF_TYPE): New code.
        * error.c (dump_type_real): Handle it.
        * pt.c (tsubst): Likewise.
        * tree.c (search_tree): Likewise.
        * semantics.c (finish_typeof): New fn.
        * parse.y (typespec): Use it.
        * cp-tree.h: Declare it.

1998-10-26  Manfred Hollstein  <manfred@s-direktnet.de>

        * cp-tree.h (FORMAT_VBASE_NAME): Make definition unconditional.

1998-10-26  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck.c (convert_arguments): Don't handle pmf references
        specially.

        * init.c (build_member_call): Don't try to convert to the base type
        if it's ambiguous or pedantic.

        * typeck2.c (check_for_new_type): Only depend on pedantic for
        C-style casts.

1998-10-25  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (grokdeclarator): Set DECL_NONCONVERTING_P for all
        non-converting constructors.

1998-10-24  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * gxxint.texi: Correct documentation for n, N, Q, and B.

1998-10-23  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * parse.y (condition): Convert VAR_DECL from reference to indirect
        reference.

1998-10-23  Andrew MacLeod  <amacleod@cygnus.com>

        * exception.cc (__cp_pop_exception): Free the original exception
        value, not the potentially coerced one.

1998-10-23  Mark Mitchell  <mark@markmitchell.com>

        * Makefile.in (hash.h): Run gperf when necessary.

        * cp-tree.h (CP_TYPE_READONLY): Remove.
        (CP_TYPE_VOLATILE): Likewise.
        (CP_TYPE_QUALS): New macro.
        (CP_TYPE_CONST_P): Likewise.
        (CP_TYPE_VOLATILE_P): Likewise.
        (CP_TYPE_RESTRICT_P): Likewise.
        (CP_TYPE_CONST_NON_VOLATILE_P): Likewise.
        (cp_build_type_variant): Rename to ...
        (cp_build_qualified_type): New function.
        (c_apply_type_quals_to_decl): Declare.
        (SIGNATURE_POINTER_NAME_FORMAT): Modify to allow `restrict'.
        (SIGNATURE_REFERENCE_NAME_FORMAT): Likewise.
        (cp_type_qual_from_rid): New function.
        (compparms): Remove unused parameter.  All callers changed.
        (cp_type_quals): New function.
        (at_least_as_qualified_p): Likewise.
        (more_qualified_p): Likewise.

        * call.c (standard_conversion): Replace calls to
        cp_build_type_variant with cp_build_qualified_type.  Use
        CP_TYPE_QUALS to get qualifiers and at_least_as_qualified_p to
        compare them.  Use CP_TYPE_* macros to check qualifiers.
        (reference_binding): Likewise.
        (implicit_conversion): Likewise.
        (add_builtin_candidates): Likewise.
        (build_over_call): Likewise.
        * class.c (overrides): Compare all qualifiers, not just `const',
        on method declarations.
        * cvt.c (convert_to_reference): More CP_TYPE_QUALS conversion, etc.
        (convert_pointer_to_real): Likewise.
        (type_promotes_to): Likewise.
        * decl.c (check_for_uninitialized_const_var): New function.
        (init_decl_processing): More CP_TYPE_QUALS conversion, etc.
        (cp_finish_decl): Use check_for_uninitialized_const_var.
        (grokdeclarator): More CP_TYPE_QUALS conversion, etc.  Update to
        handle `restrict'.
        (grok_ctor_properties): Likewise.
        (grok_op_properties): Likewise.
        (start_function): Likewise.
        (rever_static_member_fn): Likewise.
        * decl2.c (grok_method_quals): Likewise.
        (grokfield): Likewise.
        * error.c (dump_readonly_or_volatile): Rename to ...
        (dump_qualifiers): New function.  Handle `restrict'.
        (dump_type_real): Use it.
        (dump_aggr_type): Likewise.
        (dump_type_prefix): Likewise.
        (dump_type_suffix): Likewise.
        (dump_function_decl): Likewise.
        (cv_as_string): Likewise.
        * gxx.gperf: Add __restrict and __restrict__.
        * gxxint.texi: Document `u' as used for `__restrict', and a few
        other previously undocumented codes.
        * hash.h: Regenerated.
        * init.c (expand_aggr_init): More CP_TYPE_QUALS conversion, etc.
        (build_member_call): Likewise.
        (build_new_1): Likewise.
        * lex.c (init_parse): Add entry for RID_RESTRICT.
        (cons_up_default_function): More CP_TYPE_QUALS conversion, etc.
        (cp_type_qual_from_rid): Define.
        * lex.h (enum rid): Add RID_RESTRICT.
        * method.c (process_modifiers): Deal with `restrict'.
        * parse.y (primary): More CP_TYPE_QUALS conversion, etc.
        * parse.c: Regenerated.
        * pt.c (convert_nontype_argument): More CP_TYPE_QUALS conversion, etc.
        (tsubst_aggr_type): Likewise.
        (tsubst): Likewise.
        (check_cv_quals_for_unify): Likewise.
        (unify): Likewise.
        * rtti.c (init_rtti_processing): Likewise.
        (build_headof): Likewise.
        (get_tinfo_var): Likewise.
        (buidl_dynamic_cast_1): Likewise.  Fix `volatile' handling.
        (expand_class_desc): Likewise.
        (expand_attr_desc): Likewise.
        (synthesize_tinfo_fn): Likewise.
        * search.c (covariant_return_p): Likewise.  Fix `volatile' handling.
        (get_matching_virtual): Likewise.
        (expand_upcast_fixups): Likewise.
        * sig.c (build_signature_pointer_or_reference_name): Take
        type_quals, not constp and volatilep.
        (build_signature_pointer_or_reference_type): Likewise.
        (match_method_types): More CP_TYPE_QUALS conversion, etc.
        (build_signature_pointer_constructor): Likewise.
        (build_signature_method_call): Likewise.
        * tree.c (build_cplus_array_type): Likewise.
        (cp_build_type_variant): Rename to ...
        (cp_build_qualified_type): New function.  Deal with `__restrict'.
        (canonical_type_variant): More CP_TYPE_QUALS conversion, etc.
        (build_exception_variant): Likewise.
        (mapcar): Likewise.
        * typeck.c (qualif_type): Likewise.
        (common_type): Likewise.
        (comptypes): Likewise.
        (comp_cv_target_types): Likewise.
        (at_least_as_qualified_p): Define.
        (more_qualified_p): Likewise.
        (comp_cv_qualification): More CP_TYPE_QUALS conversion, etc.
        (compparms): Likewise.
        (inline_conversion): Likewise.
        (string_conv_p): Likewise.
        (build_component_ref): Likewise.
        (build_indirect_ref): Likewise.
        (build_array_ref): Likewise.
        (build_unary_op): Likewise.
        (build_conditional_expr): Likewise.
        (build_static_cast): Likewise.
        (build_c_cast): Likewise.
        (build_modify_expr): Likewise.
        (convert_For_assignment): Likewise.
        (comp_ptr_ttypes_real): Likewise.
        (cp_type_quals): New function.

1998-10-23  Jason Merrill  <jason@yorick.cygnus.com>

        * cp-tree.h (CP_TYPE_READONLY): New macro to handle arrays.
        (CP_TYPE_VOLATILE): Likewise.
        * decl.c (grokdeclarator): Use them.
        * tree.c (canonical_type_variant): Likewise.

1998-10-22  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * parse.y (named_class_head): Push into class while parsing the
        base class list.
        * decl2.c (push_scope, pop_scope): New functions.
        * cp-tree.h: Declare them.
        * init.c (build_new_1): Delay cleanup until end of full expression.

1998-10-21  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck.c (build_component_ref): Use of a type here is an error.

1998-10-19  Jason Merrill  <jason@yorick.cygnus.com>

        Revamp references to member functions.
        * method.c (hack_identifier): Call build_component_ref for a
        reference to a member function.
        * typeck.c (build_component_ref): Only return a single function
        if it's static.  Otherwise, return a COMPONENT_REF.
        (build_x_function_call): Handle a COMPONENT_REF.
        (build_unary_op): Handle all unknown-type things.
        * decl2.c (arg_assoc): Handle COMPONENT_REF.
        * class.c (instantiate_type): Complain if the function we get is a
        nonstatic member function.  Remove code for finding "compatible"
        functions.
        * pt.c (tsubst_copy): Handle NOP_EXPR.
        * tree.c (build_dummy_object): New fn.
        (maybe_dummy_object): New fn.
        (is_dummy_object): New fn.
        * cp-tree.h: Declare them.
        * cvt.c (cp_convert_to_pointer): Use maybe_dummy_object.
        * error.c (dump_expr, case OFFSET_REF): Use is_dummy_object.
        * init.c (build_member_call): Use maybe_dummy_object and
        is_dummy_object.
        (build_offset_ref): Use maybe_dummy_object.
        (resolve_offset_ref): Use is_dummy_object.
        * typeck.c (build_x_function_call): Call build_dummy_object.
        (unary_complex_lvalue): Call is_dummy_object.

        * typeck.c (build_component_addr): Make sure field is a field.

        * call.c (build_new_op): Delete obsolete code.

        * pt.c (tsubst, TEMPLATE*PARM*): Abort if we don't have any args.

1998-10-18  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * decl2.c (validate_nonmember_using_decl): Fix using-directives of
        std if std is ignored.

1998-10-18  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (grokvardecl): Fix thinko.

        * decl.c (grokdeclarator): Embedded attrs bind to the right,
        not the left.

        * parse.y (fn.def2): Fix 'attrs' format.

1998-10-18  Alastair J. Houghton  <ajh8@doc.ic.ac.uk>

        * Makefile.in (CONFLICTS): Update.
        * parse.y (expr_or_declarator_intern): New rule.
        (expr_or_declarator, direct_notype_declarator, primary,
        functional_cast): Use it.
        (notype_declarator_intern): New rule.
        (notype_declarator, complex_notype_declarator): Use it.

1998-10-17  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (grokfndecl): Set DECL_CONTEXT to namespace if appropriate.
        (grokvardecl): Likewise.

Sat Oct 17 23:27:20 1998  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * class.c (make_method_vec): Cast 1st argument of `bzero' to (PTR).
        (add_method): Likewise for arguments 1 & 2 of `bcopy'.

        * decl.c (signal_catch): Mark with ATTRIBUTE_NORETURN.

        * pt.c (process_partial_specialization): Cast 1st argument of
        `bzero' to (PTR).

        * tree.c (build_base_fields): Cast `base_align' to (int) when
        comparing against one.

1998-10-16  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (lookup_name_real): Handle template parameters for member
        templates where said parameters have the same name as the
        surrounding class.

        * decl.c (expand_static_init): Build cleanups before entering the
        anonymous function used to do them to avoid access-checking
        confusion.

        * decl.c (grokfndecl): Add back call to cplus_decl_attributes
        accidentally removed by previous change, and make DECL_RTL here.
        * class.c (add_method): Don't make DECL_RTL here.

        * pt.c (for_each_template_parm): Don't examine uninstantiated
        default arguments.

1998-10-16  Dave Brolley  <brolley@cygnus.com>

        * lex.c (real_yylex): Fix unaligned access of wchar_t.

1998-10-16  Mark Mitchell  <mark@markmitchell.com>

        * class.c (add_method): Fix documentation to reflect previous
        changes.  Check for duplicate method declarations here.
        * decl.c (decls_match): Handle FUNCTION_DECL vs TEMPLATE_DECL
        correctly; such things never match.
        (grokfndecl): Don't look for duplicate methods here.
        * decl2.c (check_classfn): Don't assume names are mangled.
        Don't add bogus member function declarations to a class before the
        class type is complete.
        (grokfield): Reformat error message.
        * method.c (set_mangled_name_for_decl): Don't mangle names while
        processing_template_decl.

1998-10-16  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck.c (build_indirect_ref): Complain about a pointer to data
        member, too.
        * typeck2.c (build_m_component_ref): Don't indirect a pointer to
        data member.
        * init.c (resolve_offset_ref): Don't undo the above.

        * cp-tree.h (DECL_C_BIT_FIELD, SET_DECL_C_BIT_FIELD): New macros.
        (struct lang_decl_flags): Add `bitfield'.
        * class.c (finish_struct_1): Use DECL_C_BIT_FIELD instead of
        DECL_BIT_FIELD.
        * decl2.c (grokbitfield, grok_alignof): Likewise.
        * init.c (build_offset_ref): Likewise.
        * typeck.c (build_component_addr, expr_sizeof): Likewise.
        * cvt.c (build_up_reference): Don't crash if taking the address
        returns error_mark_node.

        * decl.c (grokfndecl): Also check ctype when checking for ::main().

1998-10-15  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (grokfndecl): ::main and __builtin_* get C linkage.
        Do mangling here.
        (grokdeclarator): Instead of here.
        * friend.c (do_friend): Lose special handling of ::main and
        __builtin_*.
        * cp-tree.h (DECL_MAIN_P): Check for C linkage.

        * spew.c (yylex): Clear looking_for_typename if we got
        'enum { ... };'.

1998-10-15  Mark Mitchell  <mark@markmitchell.com>

        * class.c (maybe_warn_about_overly_private_class): Improve error
        messages for class with only private constructors.

        * cp-tree.def (TYPENAME_TYPE): Add to documentation.
        * cp-tree.h (TYPENAME_TYPE_FULLNAME): Document.
        (build_typename_type): New function.
        * decl.c (build_typename_type): Broken out from ...
        (make_typename_type): Use it.
        * search.c (lookup_field): Likewise.

1998-10-14  Benjamin Kosnik  <bkoz@rhino.cygnus.com>

        * pt.c (convert_nontype_argument): Check against type_referred_to.
        * decl.c (grokvardecl): Check for declarator name before building
        DECL_ASSEMBLER_NAME.

1998-10-14  Mark Mitchell  <mark@markmitchell.com>

        * pt.c (lookup_template_class): Add comment.
        (instantiate_class_template): Don't mark the _TYPE node for
        member class templates as an instantiation.

1998-10-14  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (grokfndecl): Fix my thinko.

1998-10-13  Jason Merrill  <jason@yorick.cygnus.com>

        * tinfo2.cc (fast_compare): Remove.
        (before): Just use strcmp.
        * tinfo.cc (operator==): Just use strcmp.

1998-10-13  Klaus-Georg Adams  <Klaus-Georg.Adams@chemie.uni-karlsruhe.de>

        * decl.c (grokfndecl): Don't check for linkage in `extern "C"'
        declarations.

1998-10-13  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (specializations_of_same_template_p): Remove.
        * search.c (get_template_base): Don't use it.
        (get_template_base_recursive): Likewise.
        * pt.c (specializations_of_same_template_p): Remove.
        (unify): Don't use it.
        (lookup_template_class): Find the correct parent when setting
        CLASSTYPE_TI_TEMPLATE.

1998-10-12  Jason Merrill  <jason@yorick.cygnus.com>

        * tinfo.cc (operator==): Always compare names.

1998-10-12  Herman ten Brugge  <Haj.Ten.Brugge@net.HCC.nl>

        * decl.c (start_function): Fix cut-and-paste error.

1998-10-12  Jason Merrill  <jason@yorick.cygnus.com>

        * inc/typeinfo: Add #pragma interface.
        (operator!=): Just call operator==.
        * tinfo.cc: Add #pragma implementation.
        (operator==): Move from inc/typeinfo and tinfo2.cc.
        Check __COMMON_UNRELIABLE instead of _WIN32.

        * typeck2.c (my_friendly_abort): Add URL.

1998-10-12  Alastair J. Houghton  <ajh8@doc.ic.ac.uk>

        * decl.c (start_method): Added extra parameter for attributes.
        * cp-tree.h (start_method): Update prototype.
        * parse.y (fn.def2): Update start_method parameter list.

1998-10-11  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (specializations_of_same_template_p): Declare.
        * pt.c (specializations_of_same_template_p): New function.
        (unify): Use it.
        * search.c (get_template_base): Use it.
        (get_template_base_recursive): Likewise.

1998-10-10  Manfred Hollstein  <manfred@s-direktnet.de>

        * decl2.c (start_objects): Add new variable `joiner' and
        initialize it properly.

1998-10-09  Mark Mitchell  <mark@markmitchell.com>

        * search.c (expand_upcast_fixups): Tweak to match 1998-10-07
        change to vtable types.

        * cvt.c (ocp_convert): Avoid infinite recursion caused by
        1998-10-03 change.

1998-10-08  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (resolve_overloaded_unification): New fn.
        (try_one_overload): Likewise.
        (unify): Don't fail on unknown type.
        (type_unification_real): Likewise.  Use resolve_overloaded_unification
        to handle an overloaded argument.
        (template_args_equal): Split out...
        (comp_template_args): From here.
        (determine_specialization): Also allow a template with more
        parms than were explicitly specified.
        * cp-tree.h: Add template_args_equal.
        * call.c (resolve_args): Remove TEMPLATE_ID_EXPR code.

Thu Oct  8 15:58:30 1998  Anthony Green  <green@cygnus.com>

        * semantics.c (finish_asm_stmt): Revert my 1998-09-28
        change.

Thu Oct  8 06:00:19 1998  Jeffrey A Law  (law@cygnus.com)

        * typeck.c (unsigned_type): Only return TItype nodes when
        HOST_BITS_PER_WIDE_INT is >= 64 bits.
        (signed_type): Likewise.
        * decl.c (intTI_type_node, unsigned_intTI_type_node): Only declare
        when HOST_BITS_PER_WIDE_INT is >= 64 bits.
        (init_decl_processing): Only create TItype nodes when
        HOST_BITS_PER_WIDE_INT is >= 64 bits.
        * cp-tree.h (intTI_type_node, unsigned_intTI_type_node): Only declare
        when HOST_BITS_PER_WIDE_INT is >= 64 bits.

Wed Oct  7 12:32:44 1998  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * Makefile.in (hash.h): Add -L KR-C -F ', 0, 0' flags to gperf.
        (gxx.gperf): Update comments describing invocation flags.
        (hash.h): Regenerate using gperf 2.7.1 (19981006 egcs).

1998-10-07  Mark Mitchell  <mark@markmitchell.com>

        * class.c (finish_struct_1): Add commentary on previous change.

        * cp-tree.h (vtbl_ptr_type_node): New variable.
        * class.c (build_vtbl_ref): Don't indirect through the vptr; it's
        already of the right type.
        (finish_struct_1): Make the vptr be of type vtbl_ptr_type_node.
        Simplify code to grow vtable.
        * decl.c (vtbl_ptr_type_node): Define.
        (init_decl_processing): Initialize it.

1998-10-06  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.def (PTRMEM_CST): New tree node.
        * cp-tree.h (ptrmem_cst): New type.
        (lang_type): Remove local_typedecls.
        (dummy): Increase to 12 bits from 11.
        (CLASSTYPE_LOCAL_TYPEDECLS): Remove.
        (PTRMEM_CST_CLASS): New macro.
        (PTRMEM_CST_MEMBER): Likewise.
        (current_access_specifier): New variable.
        (current_class_type): Remove duplicate declaration.
        (finish_struct): Change prototype.
        (unreverse_member_declarations): New function.
        (pushdecl_class_level): Change prototype.
        (grok_enum_decls): Remove.
        (fixup_anonymous_union): New function.
        (grok_x_components): Change prototype.
        (tsubst_chain): Remove.
        (finish_member_template_decl): Likewise.
        (check_explicit_specialization): Fix indentation.
        (finish_class_definition): Change prototype.
        (finish_member_class_template): Likewise.
        (finish_member_declaration): New function.
        (check_multiple_declarators): Likewise.
        * class.c (class_stack_node_t): New type.
        (current_class_base): Remove.
        (current_class_stack): Change type.
        (current_access_specifier): New variable.
        (grow_method): Remove.
        (check_member_decl_is_same_in_complete_scope): Break out from
        finish_struct.
        (make_method_vec): New function.
        (free_method_vec): Likewise.
        (add_implicitly_declared_members): Break out from finish_struct_1.
        (free_method_vecs): New variable.
        (add_method): Rework for direct use from parser.
        (handle_using_decl): Watch for NULL_TREE while iterating through
        CLASSTYPE_METHOD_VEC.
        (finish_struct_methods): Don't build CLASSTYPE_METHOD_VEC here;
        just do some error-checking.
        (warn_hidden): Change iteration through CLASSTYPE_METHOD_VEC.
        (finish_struct_1): Simplify.  Use add_implicitly_declared_members.
        (finish_struct): Change prototype.  Simplify; fields and methods
        are already set up at this point.
        (init_class_processing): Set up current_class_stack.
        (pushclass): Save current_access_specifier.
        (popclass): Restore it.
        (currently_open_class): Simplify.
        (build_self_reference): Remove use of CLASSTYPE_LOCAL_TYPEDECLS.
        * decl.c (saved_scope): Add access_specifier.
        (maybe_push_to_top_level): Save it.
        (pop_from_top_level): Restore it.
        (maybe_process_template_type_declaration): Use
        finish_member_declaration.
        (pushtag): Likewise.
        (pushdecl_class_level): Don't return a value.
        (fixup_anonymous_union): Break out from grok_x_components.
        (shadow_tag): Use it.
        (xref_tag): Complain about using an elaborated type specifier to
        reference a template type parameter or typedef name.
        (xref_basetypes): Don't set CLASSTYPE_LOCAL_TYPEDECLS.
        (current_local_enum): Remove.
        (build_enumerator): Call finish_member_declaration.
        (grok_enum_decls): Remove.
        * decl2.c (grok_x_components): Simplify.
        (check_classfn): Change iteration through CLASSTYPE_METHOD_VEC.
        (grokfield): Don't set CLASSTYPE_LOCAL_TYPEDECLS.
        (merge_functions): Add to comment.
        (arg_assoc_type): Prototype.
        (arg_assoc): Pass as many arguments as there are parameters.
        * error.c (dump_expr): Handle PTRMEM_CST.  Improve handling of
        OFFSET_REF.
        * expr.c (cpls_expand_expr): Remove dead code.  Handle
        PTRMEM_CST.
        * friend.c (do_friend): Lookup friends when in nested classes.
        Change comments.
        * init.c (build_offset_ref): Do lookup even for classes that are
        only partially defined.
        (decl_constant_value): Remove dead code.
        * method.c (build_overload_value): Remove hack where by TYPE was
        not a TYPE.  Handle PTRMEM_CST.
        (build_template_parm_names): Don't pass a PARM_DECL where a TYPE
        should go.
        * parse.y (components, notype_components, component_decl,
        component_decl_1, component_declarator, component_declarator0):
        Now all are itype rather than ttype.  Rework to add members to
        classes on the fly.
        (typesqpecqual_reserved): Use check_multiple_declarators.
        (structsp): Update class to finish_class_definition.
        (do_xref_defn): Unsplit into named_class_head.
        (access_specifier): Set current_access_specifier.
        * pt.c (set_current_access_from_decl): New function.
        (finish_member_template_decl): Don't take the parameters.
        (comp_template_args): Make more robust.
        (lookup_template_class): Don't use current_local_enum.
        (for_each_template_parm): Handle PTRMEM_CST.
        (instantiate_class_template): Use set_current_access_from_decl,
        finish_member_declaration and unreverse_member_declarations.  Set
        lineno/input_filename before generating implicit member functions.
        (type_unification_real): Don't assume back-unification happens
        only for the last argument.
        (regenerate_decl_from_template): Call pushclass a bit earlier.
        (tsubst_chain): Remove.
        (tsubst_enum): Use set_current_access_from_decl.
        (set_mangled_name_for_template_decl): Fix indentation.
        * search.c (lookup_fnfields_1): Change iteration through
        CLASSTYPE_METHOD_VEC.
        (dfs_pushdecls): Likewise.
        (dfs_compress_decls): Likewise.
        (add_conversions): Likewise.
        * semantics.c (finish_class_definition): Don't take components.
        Change call to finish_struct.
        (finish_member_declaration): New function.
        (finish_member_class_template): Don't take template parameters.
        Change call to grok_x_components.  Call finish_member_template_decl.
        (check_multiple_declarators): New function.
        * sig.c (append_signature_fields): Work from the TYPE_METHODS, not
        a passed in fieldlist.
        * tree.c (search_tree): Handle PTRMEM_CST.
        (mapcar): Likewise.
        * typeck.c (unary_complex_lvalue): Build PTRMEM_CSTs, not
        INTEGER_CSTs, for pointer-to-data members.

        * call.c (resolve_args): Resolve template specializations, if
        possible.

Tue Oct  6 07:57:26 1998  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * Makefile.in (spew.o): Depend on toplev.h.

        * call.c (compare_ics): Initialize variables `deref_from_type2',
        `deref_to_type1' and `deref_to_type2'.

        * except.c (get_eh_type): Hide prototype and definition.
        (process_start_catch_block_old): Remove unused static prototype.

        * pt.c (tsubst_decl): Initialize variable `argvec'.

        * spew.c: Include toplev.h.

1998-10-05  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (instantiate_decl): Do save and restore file position.

1998-10-05  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * method.c (build_decl_overload_real): Clear
        numeric_output_need_bar after __.

1998-10-05  Nathan Sidwell  <nathan@acm.org>

        * call.c (build_new_method_call): Issue 'incomplete type' error,
        if class is not defined.

1998-10-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * call.c (build_object_call): Move declaration of variable
        `fn' into the scope where it is used.  Don't access variable
        `fn' when it is uninitialized, instead use `fns'.

1998-10-04  Theodore Papadopoulo  <Theodore.Papadopoulo@sophia.inria.fr>

        * errfn.c (cp_thing): Print buf as a string not as a printf format
        to avoid problems with the operator%.  Consequently, `%%' sequences
        in format are copied as `%' in buf.

1998-10-04  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (pop_tinst_level): Call extract_interface_info.
        (instantiate_decl): Don't save and restore file position.

        * decl.c (cp_finish_decl): Make statics in extern inlines and
        templates common, if possible and the target doesn't support weak
        symbols.

        * decl.c (grokdeclarator): Remove redundant calls to
        build_type_variant and some duplicated code.
        * sig.c (build_signature_reference_type): Only take the type parm.
        (build_signature_pointer_type): Likewise.
        * tree.c (build_cplus_method_type): Adjust.
        * cp-tree.h: Update.

1998-10-04  Mark Mitchell  <mark@markmitchell.com>

        * call.c (build_over_call): Make pedwarns about dropped qualifiers
        into full-fledged errors.
        * cvt.c (convert_to_reference): Likewise.
        * typeck.c (convert_for_assignment): Likewise.

        * search.c (expand_upcast_vtables): In addition to unsetting
        TREE_READONLY, remove top-level const type qualifier.

1998-10-03  Mark Mitchell  <mark@markmitchell.com>

        * class.c (current_class_ptr, current_class_ref): Clarify
        documentation.
        * cvt.c (ocp_convert): Don't expect fold to remove all trivial
        NOP type conversions.
        * decl.c (decls_match): Use comptypes directly; ignore
        qualifiers on the DECL.
        (duplicate_decls): Remove qualifier checks on DECL.
        (grokdeclarator): Make the type built up include top-level
        qualifiers.
        * decl2.c (do_dtors): Fix spelling error.
        * error.c (dump_simple_decl): Don't look at qualifiers on the decl
        when printing type information.
        * init.c (build_new_1): Add documentation.  Deal with the fact
        that type of allocated memory now contains qualifiers.
        * lex.c (is_global): Improve error-recovery.
        * sig.c (build_member_function_pointer): Don't cast away const
        on fields of sigtable_entry_type.
        * tree.c (lvalue_type): Don't look at top-level qualifiers on
        expressions.
        * typeck.c (decay_conversion): Likewise.
        (build_component_ref): Make sure the type of the COMPONENT_REF
        contains top-level qualifiers, as appropriate.  Improve
        error-handling.
        (build_indirect_ref): Simplify.  Don't strip top-level qualifiers.
        (build_array_ref): Likewise.
        (build_unary_op): Improve error-recovery.
        (unary_complex_lvalue): Make taking the address a bound member
        function an error, not a sorry.
        (build_conditional_expr): Look at the type qualifiers, not the
        qualifiers on the expression itself.

1998-10-03  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (merge_functions): Remove duplicates.

        * decl2.c: Add -f{no-,}implicit-inline-templates.
        (import_export_decl): Check it.

        * decl.c (lookup_name_real): Template parms also take precedence
        over implicit typename.  Only warn if yylex.

        * typeck.c (build_conditional_expr): Only fold if ifexp is an
        INTEGER_CST.

        * decl2.c (finish_vtable_vardecl): Check DECL_INTERFACE_KNOWN
        instead of linkage.

1998-10-01  Jason Merrill  <jason@yorick.cygnus.com>

        * cp-tree.h (FORMAT_VBASE_NAME): New macro.
        * class.c (build_vbase_pointer): Use it.
        * rtti.c (expand_class_desc): Likewise.
        * tree.c (build_vbase_pointer_fields): Likewise.

Thu Oct  1 10:43:45 1998  Nick Clifton  <nickc@cygnus.com>

        * decl.c (start_decl): Add invocation of
        SET_DEFAULT_DECL_ATTRIBUTES, if defined.
        (start_function): Add invocation of
        SET_DEFAULT_DECL_ATTRIBUTES, if defined.

        * lex.c: Replace occurrences of HANDLE_SYSV_PRAGMA with
        HANDLE_GENERIC_PRAGMAS.

1998-09-28  Anthony Green  <green@cygnus.com>

        * semantics.c (finish_asm_stmt): Always permit volatile asms.

1998-09-28  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (grokdeclarator): Tighten checks for invalid
        destructors.  Improve error-messages and error-recovery.
        * decl2.c (check_classfn): Don't assume that mangled destructor
        names contain type information.

1998-09-25  Jason Merrill  <jason@yorick.cygnus.com>

        * search.c (get_base_distance): Remove assert.

        * decl2.c (build_anon_union_vars): Don't process a field with no
        name.
        (finish_anon_union): Also complain about local anon unions with no
        members.

1998-09-25  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * decl.c (lookup_namespace_name): If the name is a namespace,
        return it immediately.

Fri Sep 25 11:45:38 1998  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * cp-tree.h (define_case_label): Remove unused parameter.
        (check_java_method): Likewise.
        (grokclassfn): Likewise.
        (expand_aggr_init): Likewise.
        (build_x_delete): Likewise.
        (maybe_end_member_template_processing): Likewise.
        (unshare_base_binfos): Add prototype.
        (string_conv_p): Likewise.
        (my_friendly_abort): Mark with ATTRIBUTE_NORETURN.

        * cvt.c (build_up_reference): Remove unused parameter
        `checkconst', all callers changed.
        (build_type_conversion): Mark parameter `code' with
        ATTRIBUTE_UNUSED.
        (build_expr_type_conversion): Initialize variable `conv'.

        * decl.c (push_namespace): Initialize variable `d'.
        (define_case_label): Remove unused parameter `decl', all callers
        changed.

        * decl2.c (lang_decode_option): If !USE_CPPLIB, mark parameter
        `argc' with ATTRIBUTE_UNUSED.
        (grokclassfn): Remove unused parameter `cname', all callers
        changed.
        (check_java_method): Likewise for parameter `ctype'.
        (copy_assignment_arg_p): Mark parameter `virtualp' with
        ATTRIBUTE_UNUSED.
        (finish_prevtable_vardecl): Likewise for parameter `prev'.

        * expr.c (extract_init): Likewise for parameters `decl' and `init'.

        * init.c (expand_aggr_init_1): Remove unused parameter
        `alias_this', all callers changed.
        (expand_aggr_init): Likewise.
        (expand_default_init): Likewise.
        (build_new_1): Initialize variable `susp'.
        (build_x_delete): Remove unused parameter `type', all callers
        changed.

        * lex.c (set_typedecl_interface_info): Mark parameter `prev' with
        ATTRIBUTE_UNUSED.
        (readescape): Use (unsigned) value in shift.
        (real_yylex): Likewise.  Likewise.  Also cast `sizeof' to int when
        comparing to a signed quantity.

        * pt.c (maybe_end_member_template_processing): Remove unused
        parameter `decl', all callers changed.
        (check_explicit_specialization): Add braces around empty body in
        an else-statement.
        (current_template_args): Initialize variable `args'.
        (lookup_template_class): Likewise for variable `prev_local_enum'.
        (tsubst_decl): Likewise for variable `r'.
        (set_mangled_name_for_template_decl): Initialize variable
        `context'.

        * spew.c (scan_tokens): Change type of parameter `n' to unsigned.
        Likewise for variable `i'.
        (yylex): Initialize variable `trrr'.

        * typeck.c (compparms): Mark variable `strict' with
        ATTRIBUTE_UNUSED.

        * xref.c (simplify_type): Cast argument of ctype function to
        `unsigned char'.

1998-09-24  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (language_lvalue_valid): Remove.
        * decl.c (grokdeclarator): Don't disallow references to functions.
        * tree.c (lvalue_p_1): New function, combining duplicated
        code from ...
        (lvalue_p): Use it.
        (real_lvalue_p): Likewise.
        * typeck.c (language_lvalue_valid): Remove.
        (build_modify_expr): Treat FUNCTION_TYPEs as readonly, even though
        they don't have TREE_READONLY set.
        * typeck2.c (readonly_error): Add case for FUNCTION_DECLs.

1998-09-24  Benjamin Kosnik  <bkoz@loony.cygnus.com>

        * spew.c (yylex): Give diagnostic.
        * hash.h (is_reserved_word): Add export.
        * gxx.gperf: Likewise.
        * lex.h (rid): Add RID_EXPORT.
        * lex.c (init_parse): Likewise.

Tue Sep 22 21:01:19 1998  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>

        * friend.c (do_friend): Make warning a full sentence.

1998-09-22  Mark Mitchell  <mark@markmitchell.com>

        * parse.y (component_decl_list): Improve error-recovery.

1998-09-22  Benjamin Kosnik  <bkoz@loony.cygnus.com>

        * decl.c (make_typename_type): Move error to point where name
        variable can be used by dump_type.

1998-09-22  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (grokfndecl): Improve error-recovery.
        * decl2.c (grokfield): Likewise.
        * pt.c (finish_member_template_decl): Likewise.

1998-09-20  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * method.c (hack_identifier): Finding multiple members is always
        an error.

1998-09-21  Per Bothner  <bothner@cygnus.com>

        * Make-lang.in (c++-filt):  Link libiberty.a after cxxmain.o.

Mon Sep 21 01:53:05 1998  Felix Lee  <flee@cygnus.com>

        * lex.c (init_lex): Use getenv ("LANG"), not GET_ENVIRONMENT ().

1998-09-20  Mark Mitchell  <mark@markmitchell.com>

        * class.c (maybe_warn_about_overly_private_class): Reformat.

1998-09-17  Andrew MacLeod  <amacleod@cygnus.com>

        * exception.cc (__cplus_type_matcher): Realign some code.

1998-09-16  Mark Mitchell  <mark@markmitchell.com>

        * Make-lang.in (tinfo.o): Use CXXFLAGS when compiling.
        (tinfo2.o): Likewise.
        (exception.o): Likewise.
        (new.o): Likewise.
        (opnew.o): Likewise.
        (opnewnt.o): Likewise.
        (opvnew.o): Likewise.
        (opvnewnt.o): Likewise.
        (opdel.o): Likewise.
        (opdelnt.o): Likewise.
        (opvdel.o): Likewise.
        (opvdelnt.o): Likewise.

1998-09-16  Richard Henderson  <rth@cygnus.com>

        * decl.c (init_decl_processing): Kill __builtin_fp and __builtin_sp.

1998-09-15  Alexandre Oliva  <oliva@dcc.unicamp.br>

        * call.c (build_field_call): Handle static data members too.

        * typeck.c (comptypes): When comparing pointer types, check
        whether referred types match even in strictest modes.

1998-09-15  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h: Revert previous change.
        (finish_struct_methods): Remove declaration.
        * class.c: Revert previous change.
        (maybe_warn_about_overly_private_class): New function.
        (finish_struct_methods): Declare here, and make static.  Remove
        unnecessary parameters.  Tidy slightly.  Use
        maybe_warn_about_overly_private_class.
        (finish_struct_1): Adjust.  Remove check for private constructors,
        now done elsewhere.
        (finish_struct): Adjust.

1998-09-15  Andrew MacLeod  <amacleod@cygnus.com>

        * except.c (expand_start_catch_block): No need to check for new
        exception model.
        (process_start_catch_block_old): Deleted.
        (process_start_catch_block): Add call to start_decl_1().
        (expand_end_catch_block): Add call to end_catch_handler().
        * exception.cc (__cplus_type_matcher): Only check the exception
        language if there is an exception table.

1998-09-15  Andrew MacLeod  <amacleod@cygnus.com>

        * search.c (expand_indirect_vtbls_init): Mark temporary stack slots
        as used to prevent conflicts with virtual function tables.

1998-09-14  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (lang_type): Add has_non_private_static_mem_fn.
        (CLASSTYPE_HAS_NON_PRIVATE_STATIC_MEM_FN): New macro, to access it.
        * class.c (maybe_class_too_private_p): New function.
        (finish_struct_methods): Use it.
        (finish_struct_1): Likewise.
        (finish_struct): Set CLASSTYPE_HAS_NON_PRIVATE_STATIC_MEM_FN if
        appropriate.

        * pt.c (check_specialization_scope): Fix spelling error.
        (check_explicit_specialization): Remove code to handle explicit
        specializations in class scope; they are now correctly diagnosed
        as errors.

1998-09-10  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (pushdecl): Don't copy types if the
        DECL_ABSTRACT_ORIGIN of the new decl matches the TYPE_NAME of the
        type.

1998-09-09  Kriang Lerdsuwanakij  <lerdsuwa@scf-fs.usc.edu>

        * class.c (get_enclosing_class): New function.
        (is_base_of_enclosing_class): Likewise.
        * cp-tree.h (get_enclosing_class): Declare.
        (is_base_of_enclosing_class): Likewise.
        * pt.c (coerce_template_parms): Use them.

1998-09-09  Jason Merrill  <jason@yorick.cygnus.com>

        * g++spec.c (lang_specific_driver): Check whether MATH_LIBRARY is
        null to decide whether to use it.

        * error.c (dump_type_real): Handle NAMESPACE_DECL.
        * parse.y (base_class.1): Avoid crash on error.

1998-09-08  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * decl.c (make_typename_type): If context is a namespace, the code
        is in error.

1998-09-08  Mumit Khan  <khan@xraylith.wisc.edu>

        * parse.y (nomods_initdcl0): Set up the parser stack correctly.

1998-09-08  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (anonymous_namespace_name): Declare.
        * decl.c: Define it.
        (push_namespace): Use anonymous_namespace_name, rather than local
        static anon_name.
        * error.c (dump_decl): If a namespace is named
        anonymous_namespace_name, call it {anonymous}.

        * decl.c (grokparms): Distinguish between references and pointers
        in error message.

1998-09-08  Richard Henderson  <rth@cygnus.com>
            Mark Mitchell  <mark@markmitchell.com>

        * pt.c (process_partial_specialization): Consistently allocate
        and zero tpd.parms based on ntparms.  Use tpd2.parms, not
        tpd.parms, where appropriate.

Sun Sep  6 00:00:51 1998  Jeffrey A Law  (law@cygnus.com)

        * Makefile.in (INCLUDES): Update after recent toplevel gcc
        reorganizations.

1998-09-05  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (TI_PENDING_SPECIALIZATION_FLAG): Remove.
        * class.c (finish_struct): Remove hackery to deal with explicit
        specializations in class scope.
        * decl.c (grokfndecl): Improve error-recovery.
        * decl2.c (grokfield): Likewise.
        * pt.c (check_specialization_scope): New function.
        (begin_specialization): Call it.
        (process_partial_specialization): New function, split out from
        push_template_decl.  Check partial specializations more
        stringently.
        (push_template_decl): Call it.
        (check_explicit_specialization): Don't attempt to handle explicit
        specializations in class scope.
        (template_parm_data): Document.  Add current_arg and
        arg_uses_template_parms.
        (mark_template_parm): Set it.
        (tsubst_arg_types): Remove unused variable.
        * semantics.c (begin_class_definition): Tweak.

1998-09-04  Mark Mitchell  <mark@markmitchell.com>

        * inc/typeinfo (type_info::type_info(const char*)): Make
        `explicit'.

        * cp-tree.h (hash_tree_cons_simple): New macro.
        * pt.c (tsubst_arg_types): New function.  Use hash_tree_cons.
        (coerce_template_parms): Use make_temp_vec, instead of
        make_tree_vec.  Document this behavior.
        (lookup_template_class): Likewise.
        (tsubst, cases METHOD_TYPE, FUNCTION_TYPE): Use tsubst_arg_types.
        Remove dead code (and add assertion to check its deadness).  Fix
        bug w.r.t. exception specifications.

1998-09-03  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (import_export_vtable): Always make artificials comdat.
        (import_export_decl): Likewise.
        * pt.c (mark_decl_instantiated): Likewise.

1998-09-03  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (finish_globally_qualified_member_call_expr):
        Rename to ...
        (finish_qualified_call_expr).
        * semantics.c: Likewise.
        * parse.y (primary): Use it.
        * method.c (hack_identifier): Remove redundant code.

        * init.c (resolve_offset_ref): Call convert_from_reference to
        handle members of reference type.  Improve error recovery.

1998-09-03  Benjamin Kosnik  <bkoz@cygnus.com>

        * cp-tree.h: Declare warn_nontemplate_friend.
        * decl2.c (lang_decode_option): Set.
        * lang-options.h: Add -Wnon-template-friend.
        * friend.c (do_friend): Use to toggle non-template function warning.

1998-09-03  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (finish_enum): Don't resolve CONST_DECLs to their
        corresponding INTEGER_CSTs when processing_template_decl.
        * pt.c (tsubst_enum): Tweak accordingly.

1998-09-03  Benjamin Kosnik  <bkoz@rhino.cygnus.com>

        * decl.c (pushdecl_class_level): Add warning here.
        (pushdecl): Tweak.

1998-09-02  Jason Merrill  <jason@yorick.cygnus.com>

        * cvt.c (convert_pointer_to_real): Tidy.
        * search.c (get_base_distance_recursive): Simplify.
        (get_base_distance): Likewise.

        * pt.c (unify): Only special-case INTEGER_TYPE if it uses template
        parms.

Wed Sep 02 09:25:29 1998  Nick Clifton  <nickc@cygnus.com>

        * lex.c (check_newline):  Call HANDLE_PRAGMA before
        HANDLE_SYSV_PRAGMA if both are defined.  Generate warning messages
        if unknown pragmas are encountered.
        (handle_sysv_pragma): Interpret return code from
        handle_pragma_token ().  Return success/failure indication rather
        than next unprocessed character.
        (pragma_getc): New function: retrieves characters from the
        input stream.  Defined when HANDLE_PRAGMA is defined.
        (pragma_ungetc): New function: replaces characters back into the
        input stream.  Defined when HANDLE_PRAGMA is defined.

1998-09-01  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (output_vtable_inherit): Use %cDIGIT in the operands.
        * class.c (build_vtable_entry_ref): Likewise.

1998-09-01  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (DECL_FRIEND_PSEUDO_TEMPLATE_INSTANTIATION): New macro.
        * decl2.c (import_export_decl): Likewise.
        * pt.c (instantiate_decl): Use it.

1998-09-01  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (lookup_name_real): Also do implicit typename thing for
        artificial TYPE_DECLs.
        * search.c (lookup_field): Likewise.
        (lookup_fnfields, lookup_field): Adjust for implicit typename kludge.
        * semantics.c (begin_constructor_declarator): Use enter_scope_of.
        (enter_scope_of): Extract type from implicit typename.
        (begin_class_definition): Likewise.
        * lex.c (identifier_type): Handle implicit typename when checking
        for SELFNAME.

        * cp-tree.h: Declare flag_strict_prototype.
        * lex.c (do_scoped_id, do_identifier): Don't implicitly_declare if
        -fstrict-prototype.
        * decl.c (init_decl_processing): If -f{no,-}strict-prototype wasn't
        specified, set it to the value of pedantic.

1998-09-01  Mark Mitchell  <mark@markmitchell.com>

        * decl2.c (arg_assoc): Handle template-id expressions as arguments.

1998-08-31  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (finish_enum): Handle member enums of classes declared in
        template functions.

        * decl2.c (grok_x_components): Strip attributes before calling
        groktypename.

1998-08-31  Jason Merrill  <jason@yorick.cygnus.com>

        * cp-tree.h, decl2.c: Remove support for -fall-virtual,
        -fenum-int-equivalence and -fno-nonnull-objects.
        * class.c (check_for_override): Remove support for -fall-virtual.
        (finish_struct_1): Likewise.
        * call.c (build_new_op): Remove support for -fenum-int-equivalence.
        * typeck.c (build_binary_op_nodefault): Likewise.
        * cvt.c (ocp_convert): Likewise.
        * call.c (build_vfield_ref): Remove support for -fno-nonnull-objects.
        * class.c (build_vbase_path): Likewise.

Sun Aug 30 22:16:31 1998  H.J. Lu  (hjl@gnu.org)

        * Makefile.in (INTERFACE): New, set to 1.

1998-08-30  Mark Mitchell  <mark@markmitchell.com>

        * error.c (dump_decl): Use CP_DECL_CONTEXT, not DECL_CONTEXT, when
        comparing with global_namespace.
        (dump_aggr_type): Likewise.

        * decl.c (grokfndecl): Issue error on declaration of friend
        templates with explicit template arguments.

        * pt.c (convert_template_argument): New function, split out
        from...
        (coerce_template_parms): Here.
        (tsubst): Attempt better error-recovery.

1998-08-28  Benjamin Kosnik  <bkoz@loony.cygnus.com>

        * pt.c (decl_template_parm_p): Add checks for
        TEMPLATE_TEMPLATE_PARM.

1998-08-28  Mark Mitchell  <mark@markmitchell.com>

        * lex.c (do_identifier): Fix thinko in previous change.

1998-08-28  Jason Merrill  <jason@yorick.cygnus.com>

        * search.c (dfs_search, binfo_for_vtable, dfs_bfv_helper): New fns.
        * decl2.c (output_vtable_inherit): Call binfo_for_vtable.

1998-08-28  Richard Henderson  <rth@cygnus.com>

        Add support for discarding unused virtual functions.
        * lang-options.h: Add -fvtable-gc.
        * cp-tree.h: Add flag_vtable_gc.
        * decl2.c (output_vtable_inherit): New fn.
        (finish_vtable_vardecl): Call it.
        * class.c (build_vtable_entry_ref): New fn.
        (build_vtbl_ref): Call it.

1998-08-28  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (build_enumerator): Take the enumeration type as a
        parameter.
        * decl.c (finish_enum): Don't set the TREE_TYPE for the
        enumeration constant values if we're processing_template_decls.
        Don't set the type for the CONST_DECLs either; that's done in
        build_enumerator.
        (build_enumerator): Take the enumeration type as a
        parameter.
        * lex.c (do_identifier): Don't resolve enumeration constants while
        processing template declarations, even if they happen to be
        TEMPLATE_PARM_INDEXs.

        * parse.y (current_enum_type): New variable.
        (primary): Don't allow statement-expression in local classes just
        as we don't in global classes.
        (structsp): Use current_enum_type.
        (enum_list): Likewise.
        * pt.c (tsubst_enum): Don't check for NOP_EXPRs introduced by
        finish_enum; they no longer occur.

        * cp-tree.h (finish_base_specifier): New function.
        * parse.y (base_class): Use it.
        * semantics.c (finish_base_specifier): Define it.

        * parse.y (structsp): Warn on use of typename outside of template
        declarations.

1998-08-27  Jason Merrill  <jason@yorick.cygnus.com>

        * lex.c (handle_cp_pragma): Remove #pragma vtable.
        * lang-options.h: Remove +e options.
        * decl2.c (lang_decode_option): Likewise.
        (import_export_vtable): Don't check write_virtuals.
        (finish_vtable_vardecl, finish_file): Likewise.
        * search.c (dfs_debug_mark): Likewise.
        * semantics.c (begin_class_definition): Likewise.
        * class.c (build_vtable, finish_vtbls, finish_struct_1): Likewise.

        * call.c (build_over_call): Check flag_elide_constructors.
        * decl2.c: flag_elide_constructors defaults to 1.
        * typeck.c (convert_arguments): Remove return_loc parm.
        (build_function_call_real): Adjust.

        * search.c: Tear out all mi_matrix and memoize code.
        (lookup_field, lookup_fnfields): Use scratch_tree_cons.
        * lang-options.h: Remove documentation for -fhandle-exceptions,
        -fmemoize-lookups and -fsave-memoized.
        * cp-tree.h: Lose mi_matrix and memoize support.
        * decl2.c: Ignore -fmemoize-lookups and -fsave-memoized.
        * class.c: Lose struct class_level.
        (pushclass, popclass): Lose memoize support.
        * init.c (build_offset_ref): Likewise.

        Never change BINFO_INHERITANCE_CHAIN.
        * init.c (emit_base_init): Change modification of
        BINFO_INHERITANCE_CHAIN to an assert.
        * search.c (get_base_distance_recursive): Likewise.
        (get_base_distance): Likewise.
        (lookup_member): Likewise.
        (convert_pointer_to_single_level): Likewise.
        (lookup_field): Likewise.  Lose setting TREE_VIA_* on TREE_LISTs.
        (lookup_fnfields): Likewise.
        * tree.c (propagate_binfo_offsets): Don't call unshare_base_binfos.
        (unshare_base_binfos): Don't call propagate_binfo_offsets.
        (layout_basetypes): Call propagate_binfo_offsets instead of
        unshare_base_binfos.
        * decl.c (xref_basetypes): Call unshare_base_binfos.
        * pt.c (instantiate_class_template): Likewise.
        * tree.c (reverse_path): Remove 'copy' parm; always make a
        temporary copy.
        * class.c (build_vbase_path): Just call it.
        * search.c (compute_access): Likewise.  Don't re-reverse.

1998-08-27  Mark Mitchell  <mark@markmitchell.com>

        * class.c (build_vbase_path): Use reverse_path.
        (finish_base_struct): Move warnings for inaccessible bases to
        layout_basetypes.
        (modify_one_vtable): Remove check of TREE_USED (binfo).
        (fixup_vtable_deltas1): Likewise.
        * cp-tree.h (BINFO_INHERITANCE_CHAIN): Document here.
        (xref_tag): Remove binfos parameter.
        (make_binfo): Remove chain parameter.
        (reverse_path): Add copy parameter.
        * decl.c (init_decl_processing): Change calls to xref_tag.
        (xref_tag): Remove binfos parameter.
        (xref_basetypes): Change calls to make_binfo.
        * decl2.c (grok_x_components): Change calls to xref_tag.
        (handle_class_head): Likewise.
        * friend.c (do_friend): Likewise.
        * lex.c (make_lang_type): Change calls to make_binfo.
        * parse.y (structsp): Change calls to xref_tag.
        (named_complex_class_head_sans_basetype): Likewise.
        (named_class_head): Likewise.
        * rtti.c (init_rtti_processing): Likewise.
        * search.c (compute_access): Change calls to reverse_path.
        (dfs_get_vbase_types): Change calls to make_binfo.
        (get_vbase_types): Remove dead code.
        * tree.c (unshare_base_binfos): Change calls to make_binfo.
        (layout_basetypes): Warn here about inaccessible bases.
        (make_binfo): Remove chain parameter.
        (reverse_path): Add copy parameter.

1998-08-27  Jason Merrill  <jason@yorick.cygnus.com>

        * class.c: #if 0 complete_type_p.
        * init.c (build_java_class_ref, build_new_1): Remove unused locals.
        * method.c (process_overload_item): Likewise.
        * typeck.c (comp_target_types): Likewise.

        Stop sharing binfos for indirect virtual bases.
        * tree.c (propagate_binfo_offsets): Unshare vbases, too.
        (layout_basetypes): Likewise.
        (unshare_base_binfos): Copy vbases, too.
        * cp-tree.h (BINFO_VIA_PUBLIC, BINFO_BASEINIT_MARKED,
        BINFO_VBASE_INIT_MARKED): Remove obsolete macros.
        (BINFO_PUSHDECLS_MARKED, SET_BINFO_PUSHDECLS_MARKED,
        CLEAR_BINFO_PUSHDECLS_MARKED): New macros.
        * search.c (lookup_field, lookup_fnfields, lookup_member): Remove
        reference to BINFO_VIA_PUBLIC.
        (marked_pushdecls_p, unmarked_pushdecls_p): New fns.
        (push_class_decls): Use them.
        (dfs_pushdecls): Use SET_BINFO_PUSHDECLS_MARKED.
        (dfs_compress_decls): Use CLEAR_BINFO_PUSHDECLS_MARKED.

1998-08-27  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (build_enumerator): Set DECL_CONTEXT for the
        CONST_DECLs.

1998-08-26  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (finish_enum): Change prototype.
        * decl.c (finish_enum): Use TYPE_VALUES, rather than taking a
        VALUES parameter.  Don't try to compute mins/maxs if
        processing_template_decl.
        * parse.y (structsp): Use new calling sequence for finish_enum.
        * pt.c (tsubst_enum): Likewise.  Take the new type as input.
        (lookup_template_class): Remove unused variables.  Tweak.
        Register enums on instantiation list before substituting
        enumeration constants.
        (tsubst_decl): Remove unused variables.
        (regenerate_decl_from_template): Likewise.

        * decl.c (duplicate_decls): Don't obliterate the
        DECL_TEMPLATE_INFO for a template if we're not replacing it with
        anything.

        * lex.c (do_identifier): Fix typo in comment.

Wed Aug 26 10:54:51 1998  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * errfn.c: Remove stdarg.h/varargs.h.
        * tree.c: Likewise.

1998-08-25  Brendan Kehoe  <brendan@cygnus.com>

        * pt.c (tsubst_copy): Only do typename overloading on an
        IDENTIFIER_NODE that happens to look like a typename if it actually
        has a type for us to use.

1998-08-25  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck.c (comp_cv_target_types): Split out...
        (comp_target_types): From here.  Don't allow cv-qual changes under
        a pointer if nptrs == 0.  Fix OFFSET_TYPE handling.
        (build_ptrmemfunc): Pass 1 to nptrs.
        * cvt.c (perform_qualification_conversions): Use comp_ptr_ttypes.

1998-08-25  Mark Mitchell  <mark@markmitchell.com>

        * search.c (dependent_base_p): Don't compare a binfo to
        current_class_type; use the TREE_TYPE of the binfo instead.

        * cp-tree.h (CLASS_TYPE_P): Revise definition.

1998-08-25  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (duplicate_decls): Don't complain about different
        exceptions from an internal decl even if pedantic.

        * typeck.c (convert_for_assignment): Converting from pm of vbase
        to derived is an error, not a sorry.

        * call.c (build_over_call): Use convert_pointer_to_real for 'this'.
        * class.c (fixed_type_or_null): Rename from
        resolves_to_fixed_type_p.  Return the dynamic type of the
        expression, if fixed, or null.
        (resolves_to_fixed_type_p): Use it.  Return 0 if the dynamic type
        does not match the static type.
        (build_vbase_path): Rename 'alias_this' to 'nonnull'.  Use
        resolves_to_fixed_type_p again.

1998-08-24  Mark Mitchell  <mark@markmitchell.com>

        * pt.c (tsubst_decl): Move special case code for dealing with
        tricky friend templates here from ...
        (regenerate_decl_from_template): Here.

1998-08-24  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (start_decl): Remove redundant linkage check.

1998-08-24  Gavin Romig-Koch  <gavin@cygnus.com>

        * typeck.c (c_expand_return): Handle the case that valtype
        is wider than the functions return type.

1998-08-24  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (CLASS_TYPE_P): New macro.
        * decl.c (grokdeclarator): Use it instead of IS_AGGR_TYPE.
        * pt.c (process_template_parm): Undo previous change.

1998-08-24  Benjamin Kosnik  <bkoz@cygnus.com>

        * cp-tree.h: Declare.
        * pt.c (decl_template_parm_p): New function.
        * decl.c (pushdecl): Check decls for redeclaring template parms.
        (xref_tag): Make redeclaration an error, print decl.
        * decl2.c (grokfield): Check field_decls for redeclaration as well.

1998-08-24  Jason Merrill  <jason@yorick.cygnus.com>

        * parse.y (primary): Fix up the type of string constants.

1998-08-24  Mark Mitchell  <mark@markmitchell.com>

        * typeck.c (convert_for_initialization): Move check for odd uses
        of NULL to avoid duplicate warnings.

1998-08-24  Jason Merrill  <jason@yorick.cygnus.com>

        * tree.c (lvalue_type): Fix for arrays.
        * typeck.c (string_conv_p): New fn.
        (convert_for_assignment): Use it.
        (build_unary_op): Use lvalue_type.
        * call.c (standard_conversion, convert_like): Use string_conv_p.
        (add_function_candidate): Use lvalue_type.
        * cvt.c (convert_to_reference): Likewise.
        * decl2.c (lang_decode_option): Ignore -traditional.
        * decl.c (init_decl_processing): flag_writable_strings inhibits
        flag_const_strings.

1998-08-24  Andrew MacLeod  <amacleod@cygnus.com>

        * lang-options.h (lang_options): Add fconst-strings to the list
        of valid options.
        * decl2.c (lang_f_options, lang_decode_option): Likewise.

1998-08-24  Nathan Sidwell  <nathan@acm.org>

        * lex.c (real_yylex): Don't warn about long long constants if
        we're allowing long long.

1998-08-24  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * decl.c (pushdecl): Use IDENTIFIER_NAMESPACE_VALUE instead of
        accessing bindings directly.

        * search.c (my_tree_cons): Reimplement.

        * lang-specs.h: Remove __HONOR_STD.
        * inc/exception, inc/new, inc/new.h, inc/typeinfo: Likewise.

1998-08-23  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (grokdeclarator): Complain about in-class initialization
        of aggregates and/or references.
        * pt.c (process_template_parm): Clear IS_AGGR_TYPE for
        TEMPLATE_TYPE_PARMs.

        * decl2.c (grok_array_decl): Add comment.
        (mark_used): Don't instantiate an explicit instantiation.
        * friend.c (make_friend_class): Remove bogus comment.  Fix check
        for partial specializations.
        * pt.c (check_explicit_specialization): Don't
        SET_DECL_EXPLICIT_INSTANTIATION here.
        (mark_decl_instantiated): Or here.
        (do_decl_instantiation): Do it here, instead.  Add checks for
        duplicate explicit instantiations, etc.  Tidy.
        (do_type_instantiation): Likewise.
        (instantiate_decl): Improve comments.  Complain about explicit
        instantiations where no definition is available.

        * cp-tree.h (ansi_null_node): Remove.
        * call.c (build_over_call): Warn about converting NULL to an
        arithmetic type.
        * cvt.c (build_expr_type_conversion): Likewise.  Use
        null_ptr_cst_p instead of expanding it inline.
        * decl.c (ansi_null_node): Remove.
        (init_decl_processing): Make null_node always have integral type.
        * except.c (build_throw): Warn about converting NULL to an
        arithmetic type.
        * lex.c (init_parse): Remove handling of ansi_null_node.
        * pt.c (type_unification_real): Don't convert NULL to void* type.
        * typeck.c (build_binary_op_nodefault): Fix NULL warnings.
        (convert_for_assignment): Warn about converting NULL to an
        arithmetic type.
        (convert_for_initialization): Likewise.

1998-08-20  Jason Merrill  <jason@yorick.cygnus.com>

        * tree.c (search_tree, no_linkage_helper, no_linkage_check): New fn.
        * pt.c (coerce_template_parms): Use no_linkage_check.
        * decl.c (grokvardecl): Likewise.
        (grokfndecl): Likewise.  Members of anonymous types have no linkage.

        * method.c (process_overload_item): Remove useless code.

1998-08-20  Per Bothner  <bothner@cygnus.com>

        Handle new'ing of Java classes.
        * init.c (build_class_classref):  New function.
        (build_new_1):  If type is TYPE_FOR_JAVA:  Call _Jv_AllocObject;
        constructor does not return this;  don't need to exception-protect.

        * pt.c (lookup_template_class):  Copy TYPE_FOR_JAVA flag.
        * decl2.c (acceptable_java_type):  Handle template-derived types.

1998-08-20  Per Bothner  <bothner@cygnus.com>

        * decl2.c (import_export_vtable):  Suppress vtables for Java classes.

1998-08-20  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (duplicate_decls): Always merge the old and new patterns
        for templates, regardless of whether or not the new one has
        DECL_INITIAL.  Don't throw away specializations.  Merge
        DECL_SAVED_TREE.
        * pt.c (tsubst_decl): Use the right pattern when calculating the
        complete args for a new template instance.
        (do_decl_instantiation): Fix typo in comment.
        (regenerate_decl_from_template): Deal with tricky friend template
        case.
        (instantiate_decl): Likewise.

Thu Aug 20 09:09:45 1998  Jeffrey A Law  (law@cygnus.com)

        * init.c (build_builtin_delete_call): Add missing assemble_external
        call.

1998-08-20  Jason Merrill  <jason@yorick.cygnus.com>

        * parse.y (notype_unqualified_id): Also accept ~A<int>.

1998-08-19  Mark Mitchell  <mark@markmitchell.com>

        * typeck.c (build_binary_op_nodefault): Warn on use of NULL in
        arithmetic.
        * except.c (build_throw): Warn when NULL is thrown, even with
        -ansi.  Use ansi_null_node, rather than integer_zero_node, in the
        thrown expression.

        * cp-tree.h (ansi_null_node): New variable.
        * decl.c (ansi_null_node): New variable.
        (init_decl_processing): Initialize its type.
        * lex.c (init_parse): Initialize its value.  Use ansi_null_node
        for null_node in non-ANSI mode.
        * typeck.c (build_binary_op_nodefault): Use ansi_null_node in
        place of null_node to avoid spurious errors.

1998-08-17  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (enter_scope_of): New function.
        * parse.y (complex_direct_notype_declarator): Use it.
        * semantics.c (enter_scope_of): New function.

1998-08-17  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (grokparms): No, here.

        * decl.c (grokdeclarator): Catch parm with pointer to array of
        unknown bound here...
        * method.c (process_overload_item): ...not here.

        * gxxint.texi: Remove obsolete documentation of overloading code.

        * decl.c (finish_enum): Also set TYPE_SIZE_UNIT.
        * class.c (finish_struct_bits): Likewise.

        * tree.c (lvalue_type): Fix for arrays.
        * typeck.c (build_unary_op): Use lvalue_type.
        * call.c (add_function_candidate): Likewise.
        * cvt.c (convert_to_reference): Likewise.

        * decl2.c (lang_decode_option): Ignore -traditional.

        * init.c (build_offset_ref): Don't mess with error_mark_node.
        * lex.c (do_scoped_id): Use cp_error.

        * rtti.c (get_tinfo_fn): Don't mess with the context for now.

1998-08-17  Benjamin Kosnik  <bkoz@loony.cygnus.com>

        * decl.c (grokdeclarator): Allow anonymous types to be cv-qualified.

Mon Aug 17 10:40:18 1998  Jeffrey A Law  (law@cygnus.com)

        * cp-tree.h (set_identifier_local_value): Provide prototype.

        * decl2.c (do_namespace_alias): Remove unused variables `binding'
        and `old'.

Fri Aug 14 16:42:27 1998  Nick Clifton  <nickc@cygnus.com>

        * Makefile.in: Rename BBISON to BISON so that it can be properly
        inherited from the parent makefile.

1998-08-13  Jason Merrill  <jason@yorick.cygnus.com>

        * lang-options.h: Add -finit-priority.
        * decl2.c: Likewise.  Check flag_init_priority instead of
        USE_INIT_PRIORITY.

        * decl2.c (setup_initp): New fn.
        (start_objects, finish_objects, do_ctors): Handle init_priority.
        (do_dtors, finish_file): Likewise.

1998-08-13  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (tsubst_copy): Hush warning.

        * rtti.c (get_tinfo_fn): Also set DECL_IGNORED_P.

1998-08-12  Mark Mitchell  <mark@markmitchell.com>

        * pt.c (print_template_context): Don't abort when instantiating a
        synthesized method.

        * decl.c (grokdeclarator): Issue errors on namespace qualified
        declarators in parameter lists or in class scope.

1998-08-09  Mark Mitchell  <mark@markmitchell.com>

        * pt.c (check_explicit_specialization): Don't abort on bogus
        explicit instantiations.

1998-08-07  Mark Mitchell  <mark@markmitchell.com>

        * typeck.c (require_complete_type): Use complete_type_or_else.
        (complete_type_or_else): Always return NULL_TREE on failure, as
        documented.

        * pt.c (tsubst_aggr_type): Prototype.
        (tsubst_decl): New function, split out from tsubst.  Set
        input_filename and lineno as appropriate.
        (pop_tinst_level): Restore the file and line number saved in
        push_tinst_level.
        (instantiate_class_template): Set input_filename and lineno as
        appropriate.
        (tsubst): Move _DECL processing to tsubst_decl.  Make sure the
        context for a TYPENAME_TYPE is complete.

        * decl2.c (grokbitfield): Issue errors on bitfields declared with
        function type.
        (do_dtors): As in do_ctors, pretend to be a member of the same
        class as a static data member while generating a call to its
        destructor.

        * cvt.c (cp_convert_to_pointer): Handle NULL pointer
        conversions, even in complex virtual base class hierarchies.

1998-08-06  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (ENUM_TEMPLATE_INFO): New macro.
        (TYPE_TEMPLATE_INFO): Likewise.
        (SET_TYPE_TEMPLATE_INFO): Likewise.
        (ENUM_TI_TEMPLATE): Likewise.
        (ENUM_TI_ARGS): Likewise.
        (lookup_nested_type_by_name): Remove.
        * decl.c (maybe_process_template_type_declaration): Handle enums.
        (start_enum): Don't check for primary-template enum declarations
        here.
        (finish_enum): Clean up, document.  Make sure template enum
        constants get the correct type.
        (build_enumerator): Copy initializers for template enumerations,
        too.
        (grok_enum_decls): Document.
        * lex.c (do_identifier): Document use of LOOKUP_EXPR a bit
        better.  Build LOOKUP_EXPRs for local variables, even if they are
        TREE_PERMANENT.
        * pt.c (tsubst_enum): Remove field_chain parameter.
        (template_class_depth): Include the depth of surrounding function
        contexts.
        (push_template_decl): Check for primary-template enum declarations
        here.  Deal with enumeration templates.
        (lookup_template_class): Likewise.
        (for_each_template_parm): Likewise.
        (instantiate_class_template): Don't call tsubst_enum directly,
        call tsubst instead, to instantiate enums.  Deal with all
        field_chain issues here, not in tsubst_enum.
        (lookup_nested_type_by_name): Remove.
        (tsubst_aggr_type): Revise handling of enumeration types.
        (tsubst): Likewise.
        (tsubst_copy): Likewise.
        (tsubst_expr): Call tsubst, not tsubst_enum for TAG_DEFNs.

1998-08-04  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (pushtag): Don't mangle the name of a TYPE_DECL if it
        uses template parameters.
        * method.c (build_template_parm_names): Use the full set of
        template arguments for tsubst'ing.
        (build_overload_identifier): Pass the full set of template
        arguments to build_template_parm_names, not just the
        innermost_args.
        * pt.c (TMPL_ARGS_DEPTH): Define using
        TMPL_ARGS_HAVE_MULTIPLE_LEVELS, for clarity.
        (NUM_TMPL_ARGS): New macro.
        (add_outermost_template_args): Deal with the case where the outer
        args will be completely discarded.
        (coerce_template_parms): Use the full set of template arguments
        for tsubst'ing.  Simplify.  Add some asserts.  Improve
        error messages.
        (lookup_template_class): Pass the full set of template arguments
        to coerce_template_parms.
        (tsubst): Add assertion.
        (do_type_instantiation): Don't instantiate member template
        classes.

        * init.c (build_offset_ref): Deal with a TEMPLATE_ID_EXPR whose
        name is a LOOKUP_EXPR, rather than an IDENTIFIER_NODE.

1998-08-03  Jason Merrill  <jason@yorick.cygnus.com>

        * method.c (set_mangled_name_for_decl): Change return type to void.

        * decl.c (lookup_name_real): A namespace-level decl takes priority
        over implicit typename.  Avoid doing the same lookup twice.

        * search.c (dependent_base_p): New fn.
        (dfs_pushdecls, dfs_compress_decls): Use it.

        * typeck.c (get_member_function_from_ptrfunc): Don't try to handle
        virtual functions if the type doesn't have any.

1998-08-03  Mark Mitchell  <mark@markmitchell.com>

        * decl2.c (grokfield): Don't mangle the name of a TYPE_DECL if it
        uses template parameters.

1998-08-02  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.def (LOOKUP_EXPR): Document.  Remove second argument.
        * cp-tree.h (DECL_TI_TEMPLATE): Improve documentation.
        * lex.c (do_identifier): Don't use a second argument, or a type,
        when building LOOKUP_EXPRs.
        (do_identifier): Likewise.
        (do_scoped_id): Likewise.
        * method.c (hack_identifier): Improve error message.
        * pt.c (lookup_template_function): Don't needlessly call
        copy_to_permanent or build_min.
        (tsubst_copy): Remove #if 0'd code.  tsubst into LOOKUP_EXPRs if
        necessary.
        (do_decl_instantiation): Improve error message.
        * tree.c (mapcar, case LOOKUP_EXPR): Don't be sorry; make a copy.
        (build_min): Copy the type to the permanent obstack, too.

1998-08-01  Jason Merrill  <jason@yorick.cygnus.com>

        * init.c (init_init_processing): Remove BI* handling.
        (build_builtin_call): Remove.
        (build_builtin_delete_call): New fn.
        (build_delete): Use it.

1998-07-31  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): New macro.
        (maybe_check_template_type): New function.
        * decl.c (maybe_process_template_type_declaration): New function,
        split out from pushtag  Call maybe_check_template_type.
        (pushtag): Use it.  Use PROCESSING_REAL_TEMPLATE_DECL_P.
        (xref_tag): Use PROCESSING_REAL_TEMPLATE_DECL_P.
        * friend.c (do_friend): Use PROCESSING_REAL_TEMPLATE_DECL_P.
        * pt.c (template_class_depth_real): Generalization of ...
        (template_class_depth): Use it.
        (register_specialization): Use duplicate_decls for duplicate
        declarations of specializations.
        (maybe_check_template_type): New function.
        (push_template_decl_real): Fix comment.
        (convert_nontype_argument): Likewise.
        (lookup_template_class): Likewise.  Avoid an infinite loop on
        erroneous code.
        (tsubst_friend_function): Fix comment.
        (tsubst, case FUNCTION_DECL): Deal with a DECL_TI_TEMPLATE that is
        an IDENTIFIER_NODE.
        * semantics.c (begin_function_definition): Use
        reset_specialization to note that template headers don't apply
        directly to declarations after the opening curly for a function.

1998-07-29  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (push_overloaded_decl): Use current_namespace instead of
        DECL_CONTEXT (decl) to determine where we go.

        * decl.c (lookup_name_real): Fix typo.

1998-07-28  Mark Mitchell  <mark@markmitchell.com>

        * friend.c (is_friend): Be lenient with member functions to deal
        with nested friends.

1998-07-28  Jason Merrill  <jason@yorick.cygnus.com>

        * class.c (finish_struct_1): Convert integer_zero_node to
        ssizetype before passing it to set_rtti_entry.
        * typeck2.c (initializer_constant_valid_p): Allow conversion of 0
        of any size to a pointer.

1998-07-27  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (TI_USES_TEMPLATE_PARMS): Remove.
        (build_template_decl_overload): Remove.
        (set_mangled_name_for_decl): New function.
        (innermost_args): Remove is_spec parameter.
        (most_specialized, most_specialized_class): Remove declarations.
        (lookup_template_class): Add entering_scope parameter.
        (maybe_process_partial_specialization): New function.
        (finish_template_decl): Likewise.
        (finish_template_type): Likewise.
        * class.c (finish_struct): Clean up processing of member template
        specializations.
        * decl.c (pushtag): Fix formatting.
        (lookup_tag): Improve handling of pseudo-global levels.
        (make_typename_type): Adjust call to lookup_template_class.
        (shadow_tag): Use maybe_process_partial_specialization.
        (xref_tag): Improve handling of member friends.
        (start_function): Call push_nested_class before
        push_template_decl.  Don't call push_template_decl for
        specializations.
        * decl2.c (grok_x_components): Don't call xref_tag for
        template instantiations.  Handle UNION_TYPEs like RECORD_TYPEs.
        (grokclassfn): Use set_mangled_name_for_decl.
        (arg_assoc_class): Adjust call to innermost_args.
        (mark_used): Don't call instantiate_decl for a TEMPLATE_DECL.
        * error.c (dump_function_name): Improve printing of template
        function names.
        * friend.c (is_friend): Don't compare types of decls to determine
        friendship, unless flag_guiding_decls.
        (make_friend_class): Partial specializations cannot be friends.
        (do_friend): Use set_mangled_name_for_decl.  Call
        push_template_decl_real instead of push_template_decl.
        * method.c (build_decl_overload_real): Remove prototype.  Give it
        external linkage.
        (build_overload_identifier): Adjust call to innermost_args.
        (build_template_decl_overload): Remove.
        (set_mangled_name_for_decl): New function.
        * parse.y (.finish_template_type): New non-terminal.
        (template_def): Use finish_template_decl.  Use template_extdef
        instead of extdef.
        (template_extdef, template_datadef): New non-terminals, containing
        only those rules for things which can be templates.
        (datadef): Tidy.
        (template_type, self_template_type): Use .finish_template_type.
        (named_class_head): Use maybe_process_partial_specialization.
        * pt.c (mangle_class_name_for_template): Remove context parameter.
        (get_class_bindings): Remove outer_args parameter.
        (complete_template_args): Remove.
        (add_outermost_template_args): New function.
        (register_specialization): Return the specialization.
        (unregister_specialization): New function.
        (tsubst_template_parms): Likewise.
        (most_specialized, most_specialized_class): Prototype here as
        static.
        (original_template): Rename to most_general_template.
        (tsubst_template_parms): New function.
        (set_mangled_name_for_template_decl): Likewise.
        (TMPL_ARGS_DEPTH): New macro.
        (TMPL_ARGS_HAVE_MULTIPLE_LEVELS): Adjust.
        (TMPL_ARGS_LEVEL): New macro.
        (SET_TMPL_ARGS_LEVEL): Likewise.
        (TMPL_ARG): Likewise.
        (SET_TMPL_ARG): Likewise.
        (TMPL_ARGS_DEPTH): Likewise.
        (finish_member_template_decl): Use finish_template_decl.
        (maybe_process_partial_specialization): New function, split out
        from tsubst.
        (inline_needs_template_parms): Use TMPL_PARMS_DEPTH.
        (maybe_begin_member_template_processing): Use new macros.
        (is_member_template): Likewise.
        (is_member_template_class): Likewise.
        (add_to_template_args): Likewise.  Deal with multiple levels of
        args.
        (maybe_process_partial_specialization): New function.
        (retrieve_specialization): Add consistency check.
        (determine_specialization): Return full argument list.
        (check_explicit_specialization): Tweak friend handling.  Use full
        argument lists.  Simplify.
        (current_template_args): Use new macros.
        (push_template_decl_real): Change ill-named mainargs to specargs.
        Check that a partial specialization actually specializes at least
        one parameter.   Improve friend handling.  Modify for full
        template arguments.
        (classtype_mangled_name): Don't mangle the names of
        specializations.
        (lookup_template_class): Add entering_scope parameter.  Use it to
        avoid finding a template type when an instantiation is required.
        Simplify.  Use full template arguments.
        (tsubst_friend_function): Use unregister_specialization.  Use new
        macros.  Use full template arguments.
        (tsubst_friend_class): Substitute, using tsubst_template_parms,
        into the template parameters before passing them to
        redeclare_class_template.
        (instantiate_class_template): Simplify.  Use full template
        arguments.  Adjust calls to get_class_bindings.  Use
        SET_IDENTIFIER_TYPE_VALUE where needed.  Improve friend handling.
        (innermost_args): Use new macros.
        (tsubst_aggr_type): New function, split out from tsubst.
        (tsubst): Use tsubst_aggr_type, tsubst_template_parms, new calling
        conventions for lookup_template_class.  Refine handling of partial
        instantiations.   Remove calls to complete_template_args.
        Simplify.  Add consistency checks.  Use set_mangled_name_for_decl
        and set_mangled_name_for_template_decl.
        (tsubst_copy): Use tsubst_aggr_type.
        (instantiate_template): Use full template arguments.
        (more_specialized): Improve formatting.
        (more_specialized_class): Adjust calls to get_class_bindings.
        (get_bindings_real): Don't call complete_template_args.
        (most_specialized): Don't overwrite input; create a new list.
        (most_specialized_class): Use most_general_template.
        (regenerate_decl_from_template): Use unregister_specialization.
        Use full template arguments.
        (instantiate_decl): Use full template arguments.
        (set_mangled_name_for_template_decl): New function.
        * semantics.c (begin_class_definition): Use
        maybe_process_partial_specialization.
        (finish_member_class_template): New function.
        (finish_template_decl): Likewise.
        (finish_template_type): Likewise.
        (typeck.c): Don't crash after issuing a compiler_error.
        * Makefile.in (CONFLICTS): Adjust; we removed a s/r conflict.

1998-07-27  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck2.c (build_functional_cast): Handle default-initialization.

        * call.c (build_over_call): Pass 1 to popclass.

        * parse.y (direct_notype_declarator): Add precedence declaration
        to notype_unqualified_id case.
        * Makefile.in (EXPECT): Adjust.

        * tree.c (ovl_member): Fix for single function in OVL.

1998-07-27  Dave Brolley  <brolley@cygnus.com>

        * c-lex.c (yylex): Fix boundary conditions in character literal and
        string literal loops.

1998-07-24  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (lookup_name_real): OK, do return the from_obj value
        unless got_object depends on template parms.

        * parse.y (nested_name_specifier_1): Pull out the TYPE_MAIN_VARIANT.

        * pt.c (coerce_template_parms): Also complain about local enums.

        * cp-tree.h: Add prototype for set_identifier_local_value.
        * decl.c (set_identifier_local_value_with_scope): Make static,
        prototype.
        * search.c (covariant_return_p): Likewise.
        * except.c (build_terminate_handler, alloc_eh_object): Likewise.

        * call.c (build_method_call): Only pull out the type of a destructor
        if it's a template type parm.
        * decl.c (lookup_name_real): Never return the from_obj value.

1998-07-23  Jason Merrill  <jason@yorick.cygnus.com>

        * except.c (process_start_catch_block_old): Call start_decl_1 for
        catch parm.
        * decl.c (start_decl_1): Avoid duplicate error.

        * init.c (expand_default_init): Only perform the initialization if
        it will do something.

1998-07-23  H.J. Lu  (hjl@gnu.org)

        * parse.y (base_class): Check for invalid base class.

1998-07-23  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (import_export_template): Fold in...
        (import_export_class): ...to here.  Handle dllimport/export.

        * class.c (build_vtable): Pass at_eof to import_export_vtable.
        (prepare_fresh_vtable): Likewise.
        * decl2.c (import_export_class): Split out...
        (finish_prevtable_vardecl): From here.
        * class.c (finish_struct_1): Call import_export_class if at_eof.

        * decl.c (start_function): #if 0 mysterious code I wrote and have
        forgotten why.
        * rtti.c (get_tinfo_fn): If this is for a class type, set
        DECL_CONTEXT.

1998-07-22  Jason Merrill  <jason@yorick.cygnus.com>

        * inc/exception: Change terminate and unexpected to ().

        * parse.y (named_class_head_sans_basetype_defn): A
        named_class_head_sans_basetype followed by '{' or ':' is a defn.

1998-07-21  Jason Merrill  <jason@yorick.cygnus.com>

        * tree.c (canonical_type_variant): New fn to handle arrays.
        * cp-tree.h (CANONICAL_TYPE_VARIANT): Remove.
        * pt.c (unify, default case): Also fold arg.  Fix array bounds case.
        * method.c (process_overload_item): Use build_overload_value for
        arrays.

1998-07-20  Dave Brolley  <brolley@cygnus.com>

        * lex.c (mbchar.h): #include it.
        (GET_ENVIRONMENT): New macro.
        (init_parse): Set character set based on LANG environment variable.
        (real_yylex): Handle multibyte characters in character literals.
        (real_yylex): Handle multibyte characters in string literals.

1998-07-19  Jason Merrill  <jason@yorick.cygnus.com>

        * lex.c (do_identifier): Look for class value even if we don't
        have a global value.  Do implicit declaration if parsing is 2.
        * semantics.c (finish_call_expr): Pass 2 if we're doing Koenig
        lookup.

1998-07-19  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (pushtag): Revert previous change.
        * pt.c (lookup_template_class): Don't put out debugging
        information for types that use template parameters.

        * decl.c (pushtag): Don't put out debugging information for
        compiler-generated typedefs.

        * error.c (dump_type_real): Don't crash when presented with
        intQI_type_node or the like.

        * semantics.c (finish_translation_unit): Fix spelling error in
        comment.

1998-07-17  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (lookup_name_real): Pull out single function here.
        (select_decl): Not here.
        (unqualified_namespace_lookup): Use CP_DECL_CONTEXT.

        * decl.c (qualify_lookup): Tweak again.

        * pt.c (lookup_template_class): Don't mess with the context of the
        instantiation.
        * decl2.c (current_decl_namespace): Remove special handling for
        templates.

        * pt.c (tsubst, case FUNCTION_DECL): Fix getting complete args for
        a member template specialization.

        * tree.c (ovl_member): Use decls_match to compare functions.
        * decl.c (decls_match): Check the context of a function.

        * parse.y (primary): Use notype_unqualified_id instead of IDENTIFIER
        in Koenig lookup support rules.
        * semantics.c (finish_call_expr): Handle the new cases.

        * typeck.c (build_x_function_call): Handle overloaded methods.

        * decl.c (grokvardecl): Don't call build_static_name for extern "C".

1998-07-16  Mark Mitchell  <mark@markmitchell.com>

        * semantics.c (finish_object_call_expr): Revert previous change.
        * call.c (build_new_method_call): Likewise.  Instead, convert
        TYPE_DECLs to IDENTIFIERs here, in the presence of templates.

1998-07-16  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (qualify_lookup): Handle templates.

        * decl2.c (do_using_directive): Don't pass ancestor.
        * decl.c (push_using_directive): Calculate ancestor.

        * decl2.c (do_nonmember_using_decl): Allow for type shadowing.
        * decl.c (pushdecl): Move type shadowing handling from here...
        (duplicate_decls): ...to here.
        * decl.c (set_identifier_local_value_with_scope): New fn.
        (pushdecl): Use it.
        (set_identifier_local_value, lookup_type_current_level): New fns.
        * decl2.c (do_local_using_decl): Handle types and binding level
        stuff properly.

        * init.c (build_offset_ref): Don't call mark_used on an OVERLOAD.
        * decl.c (select_decl): Extract a lone function from an OVERLOAD.
        (lookup_namespace_name): Likewise.
        * typeck.c (build_unary_op): Not here anymore.

        * decl2.c (do_class_using_decl): Make sure we get an identifier.
        * class.c (handle_using_decl): Ignore TYPE_DECLs.

        * decl.c (qualify_lookup): New fn.
        (lookup_name_real): Use it.

1998-07-16  Martin v. Loewis  <loewis@informatik.hu-berlin.de>

        * decl2.c (add_using_namespace): When directly using a namespace
        that was indirect before, promote it.

        * cp-tree.h (LOOKUP_PREFER_TYPES, LOOKUP_PREFER_NAMESPACES,
        LOOKUP_PREFER_BOTH, LOOKUP_NAMESPACES_ONLY, LOOKUP_TYPES_ONLY,
        LOOKUP_QUALIFIERS_ONLY, LOOKUP_TEMPLATES_EXPECTED): New macros.
        * decl.c (select_decl): Replace two flag parameters by one.
        (unqualified_namespace_lookup): Likewise, pass flag.
        (lookup_flags): New function.
        (lookup_name_real): Compute flags, pass them.
        (lookup_namespace_name): Call with zero-flag.
        * decl2.c (ambiguous_decl): Add flag parameter, complain only
        according to flags.
        (lookup_using_namespace, qualified_lookup_using_namespace):
        Add flag parameter, pass them through.
        * lex.c (do_scoped_id): Call with zero-flag.

1998-07-16  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck.c (convert_for_assignment): Use comptypes.

1998-07-16  Mark Mitchell  <mark@markmitchell.com>

        * semantics.c (finish_object_call_expr): Move test for the
        function called being a TYPE_DECL to ...
        * call.c (build_new_method_call): Here.

1998-07-15  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (arg_assoc_class): Also look at template arguments, if any.
        (arg_assoc): Handle error_mark_node and multiple levels of TREE_LIST.

        * lex.c (looking_for_typename): Don't initialize.

        * decl2.c (ambiguous_decl): Clarify error message.

        * decl.c (push_using_directive): Iterate over namespaces used
        indirectly.

1998-07-15  Martin v. Löwis  <loewis@informatik.hu-berlin.de>

        * decl2.c (add_using_namespace): Iterate over namespaces used
        indirectly.

        * decl.c (lookup_name_real): Accept namespace aliases as locals.
        (cat_namespace_levels): Ignore aliases.
        (duplicate_decls): Ignore duplicate aliases.
        * decl2.c (do_namespace_alias): Process block level namespace
        aliases.  Store alias with pushdecl.  Remove odr errors.
        * parse.y (namespace_alias): New non-terminal.
        (extdef): Use it.

1998-07-15  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (arg_assoc_type): Handle METHOD_TYPE like FUNCTION_TYPE.
        Handle TEMPLATE_TYPE_PARM.
        (arg_assoc): Rewrite.

        * pt.c (complete_template_args): Don't look at the context unless
        we have to.

        * method.c (build_decl_overload_real): Fix namespace handling.

        * typeck.c (build_unary_op): Extract a lone function from an
        OVERLOAD.

        * call.c (build_scoped_method_call): Handle getting a namespace
        for basetype in a destructor call.
        (check_dtor_name): Handle enums.

        * parse.y (using_directive): New nonterminal.
        (extdef, simple_stmt): Use it.

1998-07-14  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * decl2.c (add_function): Move error message ...
        (arg_assoc_namespace): ... from here.

1998-07-14  Jason Merrill  <jason@yorick.cygnus.com>

        * parse.y (namespace_qualifier): Fix multiple level handling.
        * decl2.c (namespace_ancestor): Use CP_DECL_CONTEXT.
        (arg_assoc): Don't skip the first argument of a function.

Tue Jul 14 20:09:22 1998  Jeffrey A Law  (law@cygnus.com)

        * search.c (my_tree_cons): Clean up.

1998-07-14  Jason Merrill  <jason@yorick.cygnus.com>

        * call.c (joust): Don't warn about "confusing" conversions to the
        same type.

1998-07-14  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * class.c (push_nested_class): Complain about namespaces.
        * decl.c (start_decl): Enter the object's namespace.
        (cp_finish_decl): Leave it.
        (grokdeclarator): Likewise.
        * decl2.c (check_decl_namespace): New function.
        (finish_file): Call it.
        * parse.y (complex_direct_notype_declarator): Set complexity
        of namespace-qualified ids to -1, enter the namespace.

        * method.c (build_template_decl_overload): Expect _DECL as first
        parameter.  Put context temporarily into current_namespace.
        * pt.c (check_explicit_specialization): Change caller.
        (tsubst): Likewise.

        * init.c (build_offset_ref): Call mark_used and
        convert_from_reference for namespace members.

Mon Jul 13 23:25:28 1998  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * search.c (my_tree_cons): The bitfield is at index 2.

Mon Jul 13 17:21:01 1998  Nick Clifton  <nickc@cygnus.com>

        * lang-options.h: Format changed to work with new --help support
        in gcc/toplev.c

1998-07-12  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * decl2.c (build_expr_from_tree): Change calls of do_identifier.
        Do Koenig lookup in CALL_EXPR.
        (arg_assoc): Handle error_mark.
        * lex.c (is_global): New function.
        (do_identifier): Expect arguments for Koenig lookup.
        * parse.y (primary): Add rules for calls of unqualified function calls.
        (do_id): Change call of do_identifier.
        * pt.c (finish_stmt_expr): Likewise.
        * semantics.c (finish_id_expr): Likewise.
        (finish_call_expr): Add integer parameter to indicate
        argument-dependent lookup.

        * decl.c (struct binding_level): New field using_directives.
        (push_using_decl): Not sorry anymore.
        (push_using_directive): New function.
        (lookup_tag): Use CP_DECL_CONTEXT to iterate.
        (unqualified_namespace_lookup): New function, code from ...
        (lookup_name_real): ... here.
        * decl2.c (lookup_using_namespace): Pass using list instead of
        initial scope.
        (validate_nonmember_using_decl): New function.
        (do_nonmember_using_decl): New function.
        (do_toplevel_using_decl): Use them.
        (do_local_using_decl): New function.
        (do_using_directive): Support block-level directives.
        * parse.y (simple_stmt): Support using declarations and
        directives.
        (namespace_qualifier, namespace_using_decl): New non-terminals.

        * xref.c (classname): New function.
        (GNU_xref_hier): Change class and base parameters to tree.
        * decl.c (xref_baseypes): Change caller.
        * friend.c (make_friend_class): Likewise.

1998-07-12  Kriang Lerdsuwanakij  <lerdsuwa@scf-fs.usc.edu>

        * typeck.c (comptypes, case TEMPLATE_TEMPLATE_PARM): Add parameter
        comparison.

        * pt.c (for_each_template_parm, case TEMPLATE_DECL): If it is a
        template template parameter, record its use.
        (for_each_template_parm, case TEMPLATE_TEMPLATE_PARM): Traverse
        its template arguments if exists.

        * pt.c (coerce_template_template_parms): New function equivalent
        to coerce_template_parms when IS_TMPL_PARM is true.
        (coerce_template_parms): Use it.  Remove the IS_TMPL_PARM parameter,
        all callers changed.

        (coerce_template_parms): Access ARGLIST properly when creating a
        new vector.  Only accept implicit TYPE_DECL as valid argument for
        a template template parameter when it is a base class of
        current_class_type.  Don't display error message when COMPLAIN is
        false.

1998-07-12  Klaus Kaempf  (kkaempf@progis.de)

        * repo.c (get_base_filename): Use file_name_nondirectory.
        (open_repo_file): Likewise.
        * cp-tree.h (file_name_nondirectory): Add prototype.

1998-07-12  Jason Merrill  <jason@yorick.cygnus.com>

        * friend.c (do_friend): Pull the identifier out of declarator.
        Use cp_error and friends.
        * decl2.c (qualified_lookup_using_namespace): Fix call to
        purpose_member.
        * decl.c (lookup_name_real): Don't call complete_type on a namespace.
        (grokvardecl): Use DECL_CLASS_SCOPE_P.
        * cvt.c (convert_pointer_to_real): Check for error_mark_node sooner.
        * class.c (warn_hidden): Fix for OVERLOAD.
        From grahams@rcp.co.uk:
        * cp-tree.h (DEFARG_NODE_CHECK): New macro.
        (DEFARG_LENGTH, DEFARG_POINTER): Use it.

Sun Jul 12 01:20:57 1998  Jeffrey A Law  (law@cygnus.com)

        * g++.1 (-traditional): Remove duplicated documentation.

1998-07-11  Mark Mitchell  <mark@markmitchell.com>

        * method.c (flush_repeats): Add nrepeats parameter.
        (issue_nrepeats): Likewise.
        (is_back_referenceable_type): New function.  Don't back-reference
        TEMPLATE_TYPE_PARMs as well as simple types like integers.
        (build_mangled_name_for_type): Likewise.
        (build_mangled_name_for_type_with_Gcode): Likewise.
        (lasttype): Remove.
        (nrepeats): Likewise.
        (Nrepeats): Likewise.
        (start_squangling): Don't clear the variables removed above.
        (end_squangling): Likewise.
        (flush_repeats): Tidy.  Use nrepeats parameter rather than
        Nrepeats global.
        (issue_nrepeats): Likewise, but with nrepeats global.  Use
        is_backreferenceable_type.
        (build_overload_nested_name): Tidy.  Add comment.  Use
        build_mangled_name_for_type.
        (build_underscore_int): Comment.
        (build_overload_scope_ref): Use build_mangled_name_for_type.
        (build_overload_int): Likewise.
        (build_template_template_parm_names): Tidy.
        (build_template_parm_names): Use build_mangled_name_for_type.
        (build_overload_identifier): Add comments.
        (build_mangled_name_for_type_with_Gcode): Split out from
        build_mangled_name.
        (build_mangled_name_for_type): Use it.
        (build_mangled_name): Rework to use build_mangled_name_for_type
        and to not use global nrepeats/Nrepeats.  Tidy.
        (process_modifiers): Tidy.
        (check_btype): Use is_backreferenceable_type.  Add comment.
        Rename `node' to `type'.
        (process_overload_item): Set numeric_output_need_bar here.
        Use build_mangled_name_for_type.  Tidy.
        (build_decl_overload_real): Tidy.  Don't use Nrepeats.  Use
        build_mangled_name_for_type.

        * pt.c (push_template_decl_real): Don't look at DECL_TEMPLATE_INFO
        for TYPE_DECLs.

1998-07-08  Vladimir N. Makarov  <vmakarov@cygnus.com>

        * cp-tree.h (warn_long_long): Define.
        * decl.c (grokdeclarator): Add flag `warn_long_long' as guard for
        warning "ANSI C++ does not support `long long'".
        * decl2.c (warn_long_long): Define.
        (lang_decode_option): Parse -Wlong-long, -Wno-long-long options.

1998-07-07  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (xref_tag): Handle attributes between 'class' and name.
        * parse.y (aggr): Likewise.
        * semantics.c (finish_class_definition): Likewise.
        * Makefile.in (EXPECTED): Adjust.

        * cp-tree.h: Declare flag_optional_diags and warn_multichar.
        * decl2.c: Define them.
        (lang_decode_option): Handle them.
        * lang-options.h: Add -foptional-diags.
        * class.c (finish_struct): Don't complain about multiple meanings of
        name if -fno-optional-diags.
        * decl.c (pushdecl_class_level): Likewise.
        * lex.c (real_yylex): Check warn_multichar.

1998-07-06  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (lookup_tag): Use CP_DECL_CONTEXT.

        * tree.c (make_binfo): Fix length.

1998-06-30  Benjamin Kosnik  <bkoz@bliss.nabi.net>

        * decl2.c (lang_decode_option): Remove warn_template_debugging.
        * lang-options.h: Likewise.

Mon Jun 29 20:17:40 1998  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * except.c (build_eh_type_type_ref): Remove unused variable `susp'.
        (process_start_catch_block): Likewise for variables
        `false_label_rtx', `call_rtx' and `return_value_rtx'.

1998-06-29  Brendan Kehoe  <brendan@cygnus.com>

        * tree.c (build_srcloc): Make sure we allocate this node on the
        permanent obstack.

Sat Jun 27 23:34:18 1998  Fred Fish  <fnf@ninemoons.com>

        * g++spec.c (NEED_MATH_LIBRARY): Define to 1 if not already defined.
        (lang_specific_driver): Initialize need_math with NEED_MATH_LIBRARY.
        (lang_specific_driver): Only add -lm automatically if need_math is
        nonzero.

Sat Jun 27 12:22:56 1998  Jeffrey A Law  (law@cygnus.com)

        * Make-lang.in (g++): Depend on mkstemp.o.  Link in mkstemp.o

Sat Jun 27 07:36:09 1998  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * Makefile.in (EXPR_H): New dependency variable.
        (decl2.o): Depend on $(EXPR_H).
        (typeck.o): Likewise.
        (init.o): Likewise.
        (expr.o): Likewise.

1998-06-25  Benjamin Kosnik  <bkoz@lisa.cygnus.com>

        * decl.c (start_enum): Put local enums on permanent_obstack.

1998-06-25  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (c_get_alias_set): Declare.
        * decl.c (init_decl_processing): Set lang_get_alias_set.

1998-06-25  Andrew MacLeod  <amacleod@cygnus.com>

        * cp-tree.h (mark_all_runtime_matches): Add function prototype.
        * except.c (mark_all_runtime_matches): Set TREE_SYMBOL_REFERENCED
        flag for all function decls which are in the exception table.
        * exception.cc (__cplus_type_matcher): Check for CATCH_ALL_TYPE match.
        * decl2.c (finish_file): Call mark_all_runtime_matches to make sure
        code is emitted for any referenced rtti function.

1998-06-25  Dave Brolley  <brolley@cygnus.com>

        * lang-specs.h: Use new | syntax to eliminate
        string concatenation.

1998-06-25  Jason Merrill  <jason@yorick.cygnus.com>

        * cp-tree.h (CP_DECL_CONTEXT): New macro.
        * decl2.c (is_namespace_ancestor, lookup_using_namespace): Use it.
        * method.c (build_overload_nested_name): Likewise.
        * sig.c (build_signature_pointer_or_reference_type): Don't set
        DECL_CONTEXT.

1998-06-24  Martin v. Löwis  <loewis@informatik.hu-berlin.de>

        Set DECL_CONTEXT for globals to NULL_TREE instead of global_namespace.
        * cp-tree.h (FROB_CONTEXT): New macro.
        (DECL_MAIN_P): ::main should have a DECL_CONTEXT of NULL_TREE.
        * decl.c (namespace_binding): Replace NULL_TREE with
        global_namespace.
        (set_namespace_binding, pop_namespace, lookup_name_real): Likewise.
        * decl2.c (is_namespace_ancestor, lookup_using_namespace):
        Likewise.
        * decl.c (pushtag): Use FROB_CONTEXT.
        (pushdecl, make_typename_type, define_function, grokdeclarator):
        Likewise.
        * decl2.c (set_decl_namespace, do_namespace_alias): Likewise.
        * pt.c (push_template_decl_real, lookup_template_class, tsubst):
        Likewise.
        * decl2.c (decl_namespace): Return global_namespace if no context.
        * method.c (build_overload_nested_name): Expect null as context.
        * pt.c (mangle_class_name_for_template): Do nothing for null
        contexts.
        (lookup_template_class): Allow for null id_context.

1998-06-25  Richard Henderson  <rth@cygnus.com>

        * method.c (emit_thunk): Set current_function_is_thunk for the
        ASM_OUTPUT_MI_THUNK case as well.

1998-06-23  Andrew MacLeod  <amacleod@cygnus.com>

        * exception.cc (__cplus_type_matcher): Get a match_info pointer
        instead of an exception table entry as a parameter.

1998-06-23  Andrew MacLeod  <amacleod@cygnus.com>

        * parse.y (function_try_block): Don't call start_catch_handler.
        * except.c (call_eh_info): Remove coerced field from declaration.
        (build_eh_type_type_ref): New function to create an address of a
        rtti function for the new style exception tables.
        (expand_start_catch_block): Split function, this contains the
        common part.
        (process_start_catch_block_old): New function to perform the rest
        of expand_start_catch_block under old style exceptions.
        (process_start_catch_block_old): New function to perform the rest
        of expand_start_catch_block under new style exceptions.
        (expand_end_catch_block): Only pop the false label off the stack under
        the old style of exceptions.
        * semantics.c (finish_try_block): Don't call start_catch_handler.
        * exception.cc (struct cp_eh_info): Add original_value field.
        (__cplus_type_matcher): Perform type matching on the original exception
        value, and if we have a match, set the current value.
        (__cp_push_exception): Set the original exception value.

1998-06-23  Jason Merrill  <jason@yorick.cygnus.com>

        * call.c (joust): Fix confusing conversion warning.

        * call.c (build_op_delete_call): Add placement parm.  Check
        LOOKUP_SPECULATIVELY.
        * cp-tree.h, decl2.c, init.c: Adjust.
        * decl.c (finish_function): Use it.

        * pt.c (tsubst): Diagnose creating void fields or variables.

Mon Jun 22 08:50:26 1998  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * call.c (build_scoped_method_call): Remove unused variable `tmp'.

        * cp-tree.h (check_dtor_name): Add prototype.

        * init.c (expand_member_init): Remove unused variables
        `ptr_type_node', `parm' and `rval'.

        * ptree.c (print_lang_type): Use HOST_WIDE_INT_PRINT_DEC specifier
        in call to fprintf.
        (lang_print_xnode): Likewise.

        * typeck2.c (enum_name_string): Cast argument to sprintf to long
        and use %ld specifier.

        * xref.c (GNU_xref_end_scope): Use HOST_WIDE_INT_PRINT_DEC
        specifier in call to fprintf.
        (GNU_xref_member): Cast argument to sprintf to int.

Fri Jun 19 23:22:42 1998  Bruno Haible  <bruno@linuix.mathematik.uni-karlsruhe.de>

        * typeck2.c (pop_init_level): Warn about implicit zero initialization
        of struct members.

Thu Jun 18 09:32:32 1998  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * cp-tree.h: Prototype function `check_java_method'.

1998-06-17  Jason Merrill  <jason@yorick.cygnus.com>

        * class.c (finish_struct): Make conflicting use of id a pedwarn.
        * decl.c (pushdecl_class_level): Likewise.

1998-06-17  Mark Mitchell  <mark@markmitchell.com>

        * pt.c (convert_nontype_argument): Issue an error when presented
        with an integer (real) constant that cannot be simplified to an
        INT_CST (REAL_CST).

        * cp-tree.h (c_get_alias_set): Remove declaration added in
        1998-06-13 change that should never have been checked in.

1998-06-17  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck.c (build_binary_op_nodefault): Change % in format strings
        to %%.

        * decl.c (grokvardecl): Don't build_static_name for decls that
        aren't at namespace scope.

        * init.c (perform_member_init): Catch default-initialization of
        references.

1998-06-17  Mark Mitchell  <mark@markmitchell.com>

        * errfn.c (cp_thing): Handle the `%%' formatting sequence.

1998-06-17  Jason Merrill  <jason@yorick.cygnus.com>

        * method.c (hack_identifier): Complain about getting a namespace
        or class template.
        * typeck.c (decay_conversion): Remove check for namespaces.
        * typeck2.c (incomplete_type_error): Likewise.
        * parse.y (template_arg): Add PTYPENAME expansion.

1998-06-16  Andrew MacLeod  <amacleod@cygnus.com>

        * decl.c (grokvardecl): Don't build external assembler names for
        TYPENAMEs in other namespaces as there is no declarator.
        * error.c (cp_file_of, cp_line_of): Don't extract file or line number
        info from DECL_CONTEXT if it is NULL.

1998-06-16  Jason Merrill  <jason@yorick.cygnus.com>

        * call.c (check_dtor_name): Split out.
        (build_scoped_method_call): Use it.
        (build_method_call): Use it.
        * init.c (build_offset_ref): Use it.

        * typeck.c (build_static_cast): Fix handling of pointers to members.

        * decl.c (finish_function): Just return nothing from a constructor.
        * typeck.c (c_expand_return): Complain about returning a void
        expression from a destructor.

1998-06-13  Mark Mitchell  <mark@markmitchell.com>

        * class.c (alter_access): Accept a BINFO explaining how to get
        from the entity whose accessed is being altered to the type doing
        the altering.
        (handle_using_decl): New function containing code split out from ...
        (finish_struct_1): Here.

        * cp-tree.h (complete_type_or_else): Declare.
        * init.c (build_new_1, build_delete): Use it.
        * typeck.c (require_complete_type): Use complete_type, rather than
        expanding it inline.
        (complete_type_or_else): New function.
        (build_component_ref): Use it.
        (pointer_int_sum): Make sure the type pointed to is complete.
        (pointer_diff): Likewise.

        * pt.c (for_each_template_parm): Traverse the TYPE_CONTEXT for
        types.

        * search.c (get_matching_virtual): Note that member templates
        cannot override virtual functions.

1998-06-12  Brendan Kehoe  <brendan@cygnus.com>

        * pt.c (check_explicit_specialization): If DECLARATOR turned into
        an error_mark_node from lookup_template_function, return the same.
        (determine_specialization): Also make sure TEMPLATE_ID isn't an
        error_mark_node, before we try to read its operands.
        * decl.c (grokdeclarator): If we got an error_mark_node from
        check_explicit_specialization, just return it right back.

1998-06-12  Mark Mitchell  <mark@markmitchell.com>

        * class.c (instantiate_type): Don't treat template-ids that don't
        specify any template arguments as equivalent to ordinary
        identifiers.  Use OFFSET_REF instead of SCOPE_REF to refer to
        pointer-to-members for member templates.  Tidy slightly.
        * cp-tree.def (TEMPLATE_ID_EXPR): Revise documentation.
        * init.c (build_offset_ref): Handle template-ids like ordinary
        identifiers, for the most part, but store a TEMPLATE_ID_EXPR in the
        offset part of the OFFSET_REF.
        * typeck.c (build_unary_op): Change check for unknown types to
        look for OFFSET_REFs, not SCOPE_REFs.

1998-06-11  Mark Mitchell  <mark@markmitchell.com>

        * pt.c (is_member_template_class): New function.
        (push_template_decl_real): Use it.

1998-06-11  Benjamin Kosnik  <bkoz@elmo.cygnus.com>

        * friend.c (do_friend): Add support for nested classes using
        member functions of the enclosing class as friends.

1998-06-10  Mark Mitchell  <mark@markmitchell.com>

        * call.c (convert_default_arg): Make global, not static.
        (convert_arg_for_ellipsis): Split out from ...
        (build_over_call): Here.
        * cp-tree.h (convert_default_arg); Declare.
        (convert_arg_to_ellipsis): Likewise.
        (do_member_init): Remove.
        * init.c (do_member_init): Remove; this code is dead.
        (expand_member_init): Remove much of this code; it is dead.
        * typeck.c (convert_arguments): Use convert_default_arg and
        convert_arg_for_ellipsis, rather than duplicating here.

        * call.c (convert_like): Don't fail silently if
        build_user_type_conversion fails.  Always return error_mark_node
        for failure.

1998-06-10  Jason Merrill  <jason@yorick.cygnus.com>

        * search.c (covariant_return_p): Complain about ambiguous base.

        * typeck.c (build_component_ref): Diagnose ref to nested type.

1998-06-10  Brendan Kehoe  <brendan@cygnus.com>

        * decl.c (grokparms): Check that INIT isn't an error_mark_node
        before giving error about invalid type for default arg.

1998-06-10  Jason Merrill  <jason@yorick.cygnus.com>

        * call.c (build_method_call): Fix thinko.

1998-06-10  Dave Brolley  <brolley@cygnus.com>

        * decl2.c (lang_decode_option): New argc/argv interface.
        * cp-tree.h (lang_decode_option): New argc/argv interface.
        * lang-specs.h (default_compilers): Only call cpp if -E, -M or -MM is
        specified for cpplib-enabled compilers.
        * lex.c (lang_init): Don't check_newline for cpplib.
        (init_parse): Don't initialize cpplib here.

1998-06-10  Brendan Kehoe  <brendan@cygnus.com>

        * typeck.c (build_component_ref): Make sure FIELD has a lang_specific
        piece before checking DECL_MUTABLE_P.

1998-06-10  John Carr  <jfc@mit.edu>

        * tree.c (debug_binfo): Make printf format match arguments.

        * error.c (OB_PUTI): Make printf format match arguments.

1998-06-10  Jason Merrill  <jason@yorick.cygnus.com>

        * init.c (perform_member_init): Handle default-initialization.

        * except.c (build_throw): Handle throwing NULL.

        * typeck.c (build_x_function_call): Use resolve_offset_ref.

        * search.c (compute_access): Only strip an anonymous union
        for a FIELD_DECL.

        * call.c (add_builtin_candidates): Tweak.

        * cvt.c (build_expr_type_conversion): Restore code for conversion
        from class types.
        * decl2.c (delete_sanity): Use it.  Clean up.

        * typeck.c (comp_ptr_ttypes_real): Fix cv-qual comparisons.

1998-06-10  Branko Cibej  <branko.cibej@hermes.si>

        * typeck.c (c_expand_return): Don't warn about void expressions on
        return statements in functions returning void.

1998-06-09  Mark Mitchell  <mark@markmitchell.com>

        * pt.c (fn_type_unification): Revise documentation.  Tidy.
        (type_unification): Likewise.

1998-06-09  Andrew MacLeod  <amacleod@cygnus.com>

        * semantics.c (finish_try_block): Rename expand_start_catch, and delete
        expand_end_catch.
        * parse.y (function_try_block): Rename expand_start_catch, and delete
        expand_end_catch.
        * except.c (expand_end_eh_spec): Rename expand_start_catch, and delete
        expand_end_catch.

1998-06-09  Jason Merrill  <jason@yorick.cygnus.com>

        * search.c (lookup_member): New fn.
        * class.c (finish_struct_1): Use it.
        * decl.c (lookup_name_real): Use it.

Mon Jun  8 20:45:52 1998  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * Makefile.in (decl2.o): Depend on dwarf2out.h and dwarfout.h.

        * cp-tree.h: Add prototype for `maybe_print_template_context' and
        `maybe_make_one_only'.

        * decl.c (auto_function): Remove unused variable `decl'.

        * decl2.c: Include dwarf2out.h and dwarfout.h.

        * lex.c: Remove redundant declarations of `set_float_handler' and
        `asm_out_file'.

1998-06-08  Andrew MacLeod  <amacleod@cygnus.com>

        * except.c (init_exception_processing): Remove NEW_EH_MODEL compile
        time flag.  Call __cp_eh_info instead of __cp_exception_info.
        * exception.cc (struct cp_eh_info): Remove NEW_EH_MODEL flag.
        (__cp_exception_info): Return offset into cp_eh_info structure to
        match what use to be the start of this structure.
        (__cp_eh_info): New function to return a pointer to cp_eh_info struct.
        (__cplus_type_matcher, __cp_push_exception): Remove NEW_EH_MODEL
        compile time flag.
        (__uncatch_exception, __check_eh_spec, std::uncaught_exception): Call
        __cp_eh_info instead of __cp_exception_info.

1998-06-08  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (cp_finish_decl): Disable inlining of extern inlines
        with static variables.

1998-06-08  Mark Mitchell  <mark@markmitchell.com>

        * init.c (build_offset_ref): Correct previous change to use build,
        not build_min.

1998-06-07  Mark Mitchell  <mark@markmitchell.com>

        * class.c (instantiate_type): Handle pointer-to-members where the
        member is a template.
        * init.c (build_offset_ref): Likewise.
        * typeck.c (build_unary_op): Likewise.

1998-06-07  Richard Henderson  <rth@cygnus.com>

        * lex.c (lang_init_options): New function.
        (lang_init): Remove flag_exceptions == 2 hack.

1998-06-05  Jason Merrill  <jason@yorick.cygnus.com>

        * search.c (envelope_add_decl): Tweak for implicit typename.

        * call.c (joust): Also warn about confusing conversion op/constructor
        overload resolution.

        * spew.c (yylex): Also return the TYPE_DECL if got_object.
        Don't clear got_object after '~'.
        * call.c (build_scoped_method_call): Tweak destructor handling.
        (build_method_call): Likewise.
        * pt.c (tsubst_copy, case METHOD_CALL_EXPR): Don't mess with
        TYPE_MAIN_VARIANT for destructors.
        * semantics.c (finish_object_call_expr): Complain about calling a
        TYPE_DECL.

1998-06-05  Per Bothner  <bothner@cygnus.com>

        * g++spec.c (lang_specific_pre_link, lang_specific_extra_ofiles):
        Define - update needed by gcc.c change.

1998-06-05  Jason Merrill  <jason@yorick.cygnus.com>

        * error.c (cp_printers): Use 'o' instead of '_' for the null entry.

1998-06-05  Martin v. Loewis  <loewis@informatik.hu-berlin.de>

        * cp-tree.h (DECL_NAMESPACE_ALIAS, ORIGINAL_NAMESPACE): Declare.
        * decl.c (lookup_name_real): Add namespaces_only parameter.
        If set, return only NAMESPACE_DECLs.
        (select_decl): Likewise.
        (identifier_type_value): Give additional parameter.
        (lookup_name_nonclass): Likewise.
        (lookup_name): Likewise.
        (find_binding): Skip namespace aliases.
        (binding_for_name): Likewise.
        (push_namespace): Check for namespace aliases.
        (lookup_name_namespace_only): New function.
        (begin_only_namespace_names, end_only_namespace_names): New functions.
        * decl2.c (set_decl_namespace): Skip namespace aliases.
        (do_using_directive): Likewise.
        (do_namespace_alias): Produce namespace aliases, fix alias
        redeclaration.
        * error.c (dump_decl): Support SCOPE_REF.
        * parse.y (extdef): Wrap lookup with namespace_only for namespace
        aliases and using declarations.

1998-06-04  Jason Merrill  <jason@yorick.cygnus.com>

        * tree.c (really_overloaded_fn): Only see through one TREE_LIST.

        * error.c (dump_expr): Clean up NEW_EXPR case.

1998-06-04  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        Suggested by Brendan Kehoe
        * decl2.c (do_toplevel_using_decl): When decl is a TYPE_DECL,
        treat it as using ::decl.

        * decl2.c (arg_assoc_type): Process unknown_type_node and OFFSET_TYPE.

        * tree.c (mapcar): Support NEW_EXPR.

        * error.c (dump_expr): Support NEW_EXPR.

1998-06-03  Jason Merrill  <jason@yorick.cygnus.com>

        * method.c (make_thunk): Use overload machinery to make name.
        * search.c (covariant_return_p): New fn.
        (get_matching_virtual): Use it.

        * init.c (build_new_1): Fix check for void.

1998-06-01  Per Bothner  <bothner@cygnus.com>

        * cp-tree.h (TYPE_FOR_JAVA):  New macro.
        * decl.c, cp-tree.h (java_byte_type_node, java_short_type_node,
        java_int_type_node, java_long_type_node, java_float_type_node,
        java_double_type_node, java_char_type_node, java_boolean_type_node):
        New "primitive" types, with predefined names __java_byte etc.
        (record_builtin_java_type):  New function.
        (init_decl_processing):  Make Java types with record_builtin_java_type.
        (pushtag, grokdeclarator):  Set TYPE_FOR_JAVA if in extern "JAVA".
        (xref_baseypes):  If base class was TYPE_FOR_JAVA, so is this class.
        (grokfndecl):  Call check_java_method for Java classes.
        * method.c (is_java_type):  Removed.  Replaced with TYPE_FOR_JAVA.
        (process_overload_item):  Match types against specific
        java_XX_type_node types, rather than using is_java_type.
        * class.c (finish_struct_1):  Don't add default copy constructor
        or operator= if TYPE_FOR_JAVA.
        (pop_lang_conext):  Restore strict_prototyp proper if Java.
        * decl2.c (acceptable_java_type, check_java_method):  New functions.
        * pt.c (instantiate_class_template):  Copy TYPE_FOR_JAVA from pattern.
        (tsubst):  Move common statement after if statement.
        * typeck.c (comptypes):  If strict, TYPE_FOR_JAVA must match.

1998-06-01  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (for_each_template_parm): Use first_rtl_op.

        * tree.c (build_cplus_array_type_1): Also check index_type for
        template parms.

1998-05-31  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (tsubst): Always copy BINFO_BASETYPES.

1998-05-29  scott snyder  <snyder@d0sgif.fnal.gov>

        * tree.c (layout_basetypes): If we change TYPE_SIZE, change
        TYPE_SIZE_UNIT too.

1998-05-29  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (grokdeclarator): Don't complain about in-class
        initialization of static consts if we don't really know the type
        of the variable.

1998-05-29  Jason Merrill  <jason@yorick.cygnus.com>

        * cp-tree.h (DECL_DESTRUCTOR_P): New macro.
        * method.c (build_destructor_name): New fn.
        * decl2.c (maybe_retrofit_in_chrg): Split out...
        (grokclassfn): From here.  Reorganize.
        * decl.c (grok_ctor_properties): Make sure ctors for types with
        vbases have the in_chrg parm.
        * pt.c (instantiate_class_template): Update
        TYPE_USES_VIRTUAL_BASECLASSES from tsubsted bases.  Don't call
        grok_*_properties.
        (tsubst): Call grok_ctor_properties and maybe_retrofit_in_chrg.

1998-05-28  Mark Mitchell  <mark@markmitchell.com>

        * pt.c (instantiate_decl): Make test for whether or not static
        variables should be instantiated early match its comment.

1998-05-28  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (start_decl): Always pedwarn about vacuously redeclaring
        a member.
        (start_function): Call check_default_args.
        * decl2.c (grokfield): Don't call check_default_args.
        (check_default_args): Use cp_error_at.
        * lex.c (do_pending_defargs): Call check_default_args.

1998-05-27  Brendan Kehoe  <brendan@cygnus.com>

        * call.c (build_method_call): Make sure get_type_value returns
        something before we try to use its TYPE_MAIN_VARIANT.
        (build_scoped_method_call): Likewise.

1998-05-27  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck2.c (digest_init): Complain about getting a TREE_LIST to
        initialize an array.

        * search.c (expand_upcast_fixups): Don't set DECL_CONTEXT and
        DECL_VIRTUAL_P.

        * friend.c (do_friend): Clarify template warning.

1998-05-27  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (shadow_label): Don't treat decls as identifiers.
        (maybe_push_to_top_level): Clear shadowed_labels.

        * pt.c (instantiate_decl): Reset lineno and filename after calling
        regenerate_decl_from_template.

        * decl.c (grokdeclarator): Don't try to use TYPE_OBSTACK on an
        error_mark_node.

1998-05-27  Kevin Buhr  <buhr@stat.wisc.edu>

        * parse.y (base_class): Use is_aggr_type, not IS_AGGR_TYPE.

1998-05-26  Kriang Lerdsuwanakij  <lerdsuwa@scf.usc.edu>

        * pt.c (process_template_parm): Accept TYPENAME_TYPE nodes.
        (convert_nontype_argument): Handle cases when nontype template
        parameters become classes after substitution.

1998-05-26  Mark Mitchell  <mark@markmitchell.com>

        * friend.c (is_friend): Use comptypes, rather than == to compare
        types.  Modify for new representation of template friends.
        (make_friend_class): Likewise.
        * pt.c (tsubst_friend_class): Undo 1998-05-21 change.  Tweak.
        (instantiate_class_template): Deal with template friends.

        * decl.c (store_parm_decls): Remove redundant call to
        expand_main_function.

1998-05-26  Benjamin Kosnik  <bkoz@loony.cygnus.com>

        * decl.c (start_decl): Check for DECL_LANG_SPECIFIC before
        DECL_USE_TEMPLATE.

1998-05-26  Per Bothner  <bothner@cygnus.com>

        * language_as_string:  Handle lang_java.

1998-05-26  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (pushdecl): Don't copy the type_decl.

1998-05-26  Martin v. Löwis  <loewis@informatik.hu-berlin.de>

        * class.c (pushclass): Always store TYPE_MAIN_VARIANT in
        current_class_type.
        * decl.c (grokdeclarator): Put typedefs on the type's obstack.

        * parse.y (complex_direct_notype_declarator): Use $1 to access
        scope of notype_qualified_id.

1998-05-26  Dave Brolley  <brolley@cygnus.com>

        * lex.c (parse_options,yy_cur,yy_lim): Add for cpplib.
        (init_parse): Initialize cpplib interface.

        * Makefile.in (CXX_OBJS): Make sure dependencies never end with an
        empty continuation.

1998-05-26  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (pushtag): Avoid crashing on erroneous input.

1998-05-25  Martin v. Löwis  <loewis@informatik.hu-berlin.de>

        * decl.c (push_namespace): Only produce one unique name for
        anonymous namespaces.
        (get_unique_name): Remove.

1998-05-25  Mark Mitchell  <mark@markmitchell.com>

        * call.c (tourney): Don't do any extra comparisons.

        * decl2.c (build_anon_union_vars): Don't crash on empty sub-unions.

        * cp-tree.h (processing_template_parmlist): Declare.
        * decl.c (pushtag): Don't call push_template_decl when we
        shouldn't.
        * pt.c (processing_template_parmlist): New variable.
        (TMPL_ARGS_HAVE_MULTIPLE_LEVELS): New macro.
        (complete_template_args): Use it.
        (add_to_template_args): Likewise.
        (innermost_args): Likewise.
        (tsubst): Likewise.
        (begin_template_parm_list): Use processing_template_parmlist.
        (end_template_parm_list): Likewise.

        * cp-tree.h (ANON_UNION_TYPE_P): New macro.
        * decl.c (grokdeclarator): Use it.
        * decl2.c (grok_x_components): Likewise.
        * init.c (initializing_context): Likewise.
        * method.c (do_build_copy_constructor): Likewise.
        (do_build_assign_ref): Likewise.
        * search.c (compute_access): Likewise.
        * typeck.c (build_component_ref): Likewise.

        * decl.c (grokdeclarator): Don't give a cv-qualified version of an
        unnamed type a typedef name "for linkage purposes".

        * pt.c (lookup_template_class): Don't look at
        IDENTIFIER_CLASS_VALUE when there's no current_class_type.

        * method.c (build_overload_int): Handle error cases gracefully.

        * pt.c (instantiate_decl): Handle static member variables
        correctly.

        * pt.c (tsubst): Use the tsubst'd type when producing new
        TEMPLATE_PARM_INDEX nodes.

1998-05-24  Mark Mitchell  <mark@markmitchell.com>

        * tree.c (cp_tree_equal): Handle pointers to member functions.

        * call.c (maybe_handle_implicit_object): Handle QUAL_CONVs.  Make
        sure the type of the REF_BIND is a reference type.
        (maybe_handle_ref_bind, compare_ics): Rename reference_type to
        target_type for clarity.

        * parse.y (xcond): Move call to condition_conversion ...
        * semantics.c (finish_for_cond): Here.
        * parse.c: Regenerated.

1998-05-24  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (push_namespace): Namespaces have type void.
        * typeck2.c (incomplete_type_error): Complain about namespace
        used as expression.
        * typeck.c (decay_conversion): Likewise.

1998-05-24  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * error.c (dump_expr): Support namespaces.

1998-05-23  Jason Merrill  <jason@yorick.cygnus.com>

        * cp-tree.def: Add SRCLOC.
        * cp-tree.h: Add struct tree_srcloc and accessor macros.
        * tree.c (build_srcloc, build_srcloc_here): New fns.
        * pt.c (add_pending_template): Use build_srcloc_here.
        (push_tinst_level): Update last_template_error_tick before erroring.
        (instantiate_decl): Restore lineno and input_filename before
        calling add_pending_template.
        * decl2.c (finish_file): Set up lineno and input_filename for
        pending templates.

1998-05-22  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (lang_print_error_function): New fn.
        (init_decl_processing): Set print_error_function to use it.
        * errfn.c (cp_thing): Don't call maybe_print_template_context here.

        * call.c (maybe_handle_ref_bind): Propagate ICS_USER_FLAG and
        ICS_BAD_FLAG.

        * cvt.c (ocp_convert): Don't set LOOKUP_NO_CONVERSION for
        copy-initialization.

        * class.c (build_vtable_entry): Use int_fits_type_p.
        (build_vtable): Pass a signed offset to build_vtable_entry.
        (prepare_fresh_vtable, modify_one_vtable, fixup_vtable_deltas1,
        set_rtti_entry): Likewise.

1998-05-22  Per Bothner  <bothner@cygnus.com>

        * cp-tree.h:  Add comments documenting which LANG_FLAGS are used.
        (C_TYPE_VARIABLE_SIZE, C_DECL_VARIABLE_SIZE):  Removed, not used.

1998-05-22  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (print_template_context): Use fprintf instead of cp_error.

        * pt.c (determine_specialization): Just return an error_mark_node.
        Also print the decl we want in error messages.  If we complain,
        return error_mark_node.
        (tsubst_friend_function): Set lineno and input_filename so
        error messages will be useful.
        (instantiate_template): Just return an error_mark_node.
        (check_explicit_specialization): Don't mess with a returned
        error_mark_node.

        * pt.c (print_template_context): Add new argument.
        (maybe_print_template_context): New fn.
        (push_tinst_level): Increment tinst_level_tick.
        (pop_tinst_level): Likewise.
        * errfn.c (cp_thing): Call maybe_print_template_context.  Use
        xrealloc instead of xmalloc.

        * typeck.c (build_unary_op, CONVERT_EXPR): Propagate TREE_CONSTANT.

1998-05-21  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (tsubst_friend_class): Don't call redeclare_class_template
        if the template we looked up is the same as the one we already
        have.

Thu May 21 11:54:44 1998  Dave Brolley  <brolley@cygnus.com>

        * lex.c: (handle_sysv_pragma): FILE* parameter not used.
        (cpp_reader,parse_in): Add for cpplib.
        (check_newline): Call handle_sysv_pragma with new interface.
        (check_newline): Call GET_DIRECTIVE_LINE, not get_directive_line.

        * input.c: (yy_cur,yy_lim,yy_get_token,GETC): Add for cpplib.
        (sub_getch): Call GETC for cpplib.

        * cp-tree.h: (get_directive_line): Different prototype for cpplib.
        (GET_DIRECTIVE_LINE): Macro wrapper for get_directive_line.

        * Makefile.in (CXX_OBJS): Add @extra_cxx_objs@ for cpplib.

1998-05-21  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (maybe_make_one_only): New fn.
        (import_export_vtable): Use it.
        (import_export_decl): Likewise.
        * pt.c (mark_decl_instantiated): Likewise.

1998-05-21  Mark Mitchell  <mmitchell@usa.net>

        * decl2.c (find_representative_member): Rename to ...
        (build_anon_union_vars): New function.
        (finish_anon_union): Fix stupidity of previous change.

1998-05-20  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (grokfndecl): Handle definition of specialization in
        friend declaration.

        * error.c (dump_decl): Fix LOOKUP_EXPR handling.

1998-05-20  Mark Mitchell  <mmitchell@usa.net>

        * class.c (delete_duplicate_fields_1): Use DECL_DECLARES_TYPE_P
        to look for type declarations.
        (finish_struct): Deal with templates on the CLASSTYPE_TAGS list.
        * cp-tree.h (DECL_DECLARES_TYPE_P): New macro.
        (finish_member_class_template): Declare.
        * decl.c (pushtag): Put member class templates on the
        CLASSTYPE_TAGS list, just as for ordinary member classes.
        (pushdecl_class_level): Use DECL_DECLARES_TYPE_P.
        (lookup_tag): Look for IDENTIFIER_CLASS_VALUEs, just as with
        IDENTIFIER_NAMESPACE_VALUEs.
        * parse.y (component_decl): Move code to ...
        * semantics.c (finish_member_class_template): New function.
        Don't put member class templates on the list of components for a
        class.
        * parse.c: Regenerated.
        * pt.c (classtype_mangled_name): Don't try DECL_CONTEXT on types.
        In fact, don't use DECL_CONTEXT at all here.

1998-05-20  Martin von Loewis  <loewis@informatik.hu-berlin.de>

        * decl.c (record_unknown_type): New function.
        (init_decl_processing): Call it for the unknown and global type
        nodes.

1998-05-20  Mark Mitchell  <mmitchell@usa.net>

        * decl2.c (find_representative_member): New function.
        (finish_anon_union): Use it.

        * cp-tree.h (MAIN_NAME_P): New macro.
        (DECL_MAIN_P): Likwise.
        * decl.c (pushdecl): Avoid crashing on redefinitions of `main'.
        (grokfndecl): Use the new macros.
        (grokdeclarator): Likewise.
        (start_function): Likewise.
        (store_parm_decls): Likewise.
        (finsh_function): Likewise.
        * friend.c (do_friend): Likewise.
        * typeck.c (build_function_call_real): Likewise.
        (build_unary_op): Likewise.

Wed May 20 02:16:01 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (start_objects, finish_objects, do_dtors,
        do_ctors): Split out from...
        (finish_file): ...here.

Tue May 19 20:36:23 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * tree.c (is_overloaded_fn): Don't abort on placeholders from
        push_class_decls.

Tue May 19 15:16:22 1998  Brendan Kehoe  <brendan@cygnus.com>

        * class.c (is_empty_class): Return 0 if TYPE is an error_mark_node.

        * error.c (dump_expr): Handle an ARROW_EXPR.

Tue May 19 15:13:39 1998  Mark Mitchell  <mmitchell@usa.net>

        * decl.c (saveable_obstack): Declare.
        (pushdecl): Copy TYPE_DECLs to the same obstack as the type they
        declare, if necessary.

Tue May 19 14:50:27 1998  Mark Mitchell  <mmitchell@usa.net>

        * call.c (compare_qual): Remove.
        (is_subseq): Tweak.
        (is_properly_derived_from): New function.
        (maybe_handle_ref_bind): Likewise.
        (maybe_handle_implicit_object): Likewise.
        (compare_ics): Modify substantially to bring into conformance with
        the standard.
        * cp-tree.h (TYPE_PTRMEMFUNC_OBJECT_TYPE): New macro.
        (comp_cv_qualification): Declare.
        (comp_cv_qual_signature): Likewise.
        * typeck.c (comp_cv_qualification): Likewise.
        (comp_cv_qual_signature): Likewise.

Tue May 19 10:05:02 1998  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * Makefile.in (parse.o): Depend on toplev.h.

        * class.c (typecode_p): Remove prototype and definition.

        * cp-tree.h (currently_open_class, is_empty_class, member_p):
        Add prototype.

        * decl.c (push_overloaded_decl_top_level): Remove prototype and
        definition.

        * errfn.c (cp_error): Cast function pointer `error' to (errorfn *)
        in call to `cp_thing'.
        (cp_warning): Likewise for function pointer `warning'.

        * except.c (do_function_call): Remove prototype and definition.
        (call_eh_info): Wrap variable `t1' in macro NEW_EH_MODEL.

        * method.c (is_java_type): Add prototype and make it static.

        * parse.y: Include toplev.h.

        * pt.c (type_unification): Remove unused variable `arg'.
        (instantiate_decl): Likewise for `save_ti'.

        * tree.c (propagate_binfo_offsets): Likewise for `base_binfos'.

Tue May 19 02:43:25 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * init.c (build_member_call): Handle template_ids.
        * parse.y (primary): Add global_scope template_id.

Mon May 18 23:22:52 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (get_sentry): Use end_temporary_allocation.
        Don't declare permanent_obstack.

Mon May 18 12:28:44 1998  Mark Mitchell  <mmitchell@usa.net>

        * parse.y (.finish_new_placement): New non-terminal.
        (unary_expr, new_type_id): Use it.
        * parse.c: Regenerated.

Mon May 18 12:20:27 1998  Brendan Kehoe  <brendan@cygnus.com>

        * pt.c (redeclare_class_template): Say where the original definition
        of the template-parameter's default argument appeared.

Mon May 18 03:00:57 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * call.c (build_over_call): Tweak empty class handling.

        * decl.c (make_typename_type): Use currently_open_class.

        * class.c (instantiate_type): Don't abort on TREE_NONLOCAL_FLAG.

Mon May 18 01:43:01 1998  Martin v. Loewis  <loewis@informatik.hu-berlin.de>

        * decl.c (lookup_name_real): Don't look at IDENTIFIER_LOCAL_VALUE
        for a type unless it is one.

        * class.c (finish_struct_1): Use OVL_CURRENT in error message.

Mon May 18 01:24:08 1998  Jeffrey A Law  (law@cygnus.com)

        * Makefile.in (program_transform_name, objdir): Define.

        * Makefile.in (BISON): Use bison from the build tree if it exists.
        (FLEX): Likewise.

Sun May 17 14:52:08 1998  Martin v. Loewis  <loewis@informatik.hu-berlin.de>

        * typeck.c (type_unknown_p): Return true for TREE_LIST also.

        * call.c (build_method_call): Use TYPE_MAIN_VARIANT on typedefs.

Sun May 17 14:51:41 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * call.c (build_scoped_method_call): Likewise.

Sun May 17 13:53:48 1998  Mark Mitchell  <mmitchell@usa.net>

        * init.c (build_new_1): Call suspend_momentary around the creation
        of values that must be saved for exception handling.
        * parse.y (.build_new_placement): New non-terminal.
        (unary_expr, new_placement): Use it.
        * parse.c: Regenerated.

Sun May 17 12:32:08 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (duplicate_decls): Use CANONICAL_TYPE_VARIANT to compare
        old and new types.

        * pt.c (tsubst): Make sure that BINFO_TYPE of new binfos is the
        canonical type.

        * call.c (build_over_call): Don't use IS_SIGNATURE on a namespace.

Fri May 15 20:28:00 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (start_decl): Revert problem change.

        * Makefile.in (CONFLICTS): Fix.

Fri May 15 15:34:02 1998  Benjamin Kosnik  <bkoz@rhino.cygnus.com>

        * decl.c (duplicate_decls): Clean up, add DECL_DATA_AREA bits.

Fri May 15 00:46:05 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * class.c (finish_struct_1): Use BINFO_SIZE.

        * decl.c (start_decl): Use 'tem'.

Thu May 14 16:30:47 1998  Andrew MacLeod  <amacleod@cygnus.com>

        * exception.cc: Include eh-common.h.
        (struct cp_eh_info): Add eh_info struct with NEW_EH_MODEL.
        (__cplus_type_matcher): First stab at new C++ runtime type matcher.
        (__cp_push_exception): Initialize eh_info struct as well.
        * except.c: Remove local structs and include eh-common.h.
        (init_exception_processing): Set language and version codes.
        (call_eh_info): Add presence of eh_info to runtime description of
        struct cp_eh_info.
        (expand_end_eh_spec): Call start_catch_block() and end_catch_block().
        * semantics.c (finish_try_block): Call start_catch_block() and
        end_catch_block().
        * parse.y (function_try_block): Call start_catch_block() and
        end_catch_block().

Thu May 14 12:27:34 1998  Brendan Kehoe  <brendan@cygnus.com>

        * typeck.c (original_type): New function.
        (common_type): Use it to get the DECL_ORIGINAL_TYPE for T1 and T2,
        to see if they're actually the same.
        * cp-tree.h (original_type): Declare.

Wed May 13 12:54:30 1998  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * Makefile.in (lex.o): Depend on output.h.

        * call.c (add_function_candidate): Remove unused variable `cand'.
        (add_conv_candidate): Likewise.
        (build_builtin_candidate): Likewise.

        * cp-tree.h: Add prototype for `types_overlap_p'.

        * decl.c (signal_catch): Mark parameter `sig' with ATTRIBUTE_UNUSED.

        * decl2.c (merge_functions): Remove unused variables `tmp' and
        `tempn'.

        * error.c (expr_as_string): Mark parameter `v' with ATTRIBUTE_UNUSED.
        (code_as_string): Likewise.
        (language_as_string): Likewise.
        (parm_as_string): Likewise.
        (op_as_string): Likewise.
        (assop_as_string): Likewise.
        (cv_as_string): Likewise.

        * lex.c: Include output.h.

        * pt.c (type_unification): Cast first argument of `bzero' to a char*.

        * search.c (dfs_no_overlap_yet): Mark parameter `t' with
        ATTRIBUTE_UNUSED.

        * tinfo.cc (__class_type_info::dcast): Change the type of variable
        `i' from int to size_t.

        * typeck.c (language_lvalue_valid): Mark parameter `exp' with
        ATTRIBUTE_UNUSED.

Tue May 12 21:37:49 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * error.c (dump_simple_decl): Use DECL_CLASS_SCOPE_P and/or
        DECL_NAMESPACE_SCOPE_P.
        (lang_decl_name): Likewise.
        * pt.c (tsubst_friend_function, tsubst): Likewise.
        * decl.c (pushdecl, redeclaration_error_message, start_decl,
        cp_finish_decl, start_function): Likewise.
        * class.c (finish_struct_1): Likewise.
        * call.c (build_over_call): Likewise.
        (compare_ics): Use DERIVED_FROM_P.

Tue May 12 07:24:18 1998  Mark Mitchell  <mmitchell@usa.net>

        * cp-tree.h (CANONICAL_TYPE_VARIANT): New macro.
        * method.c (build_mangled_name): Use it.
        (build_decl_overload_real): Likewise.

        * error.c (dump_simple_decl): New function, broken out from ...
        (dump_decl): Use it.

Mon May 11 11:38:07 1998  Mark Mitchell  <mmitchell@usa.net>

        * ptree.c (lang_print_xnode): Add missing `break'.

        * pt.c (tsubst): Remove duplicate check for IDENTIFIER_NODE.

        * call.c (add_template_candidate): Adjust for changes to
        fn_type_unification.
        (add_template_candidate_real): Likewise.
        (add_template_conv_candidate): Likewise.
        (build_user_type_conversion_1): Likewise.
        (build_new_function_call): Likewise.
        (build_object_call): Likewise.
        (build_new_op): Likewise.
        (build_new_method_call): Likewise.
        * class.c (instantiate_type): Likewise.
        * cp-tree.h (unification_kind_t): New type.
        (fn_type_unification): Adjust prototype.
        (type_unificaiton): Likewise.
        * pt.c (UNIFY_ALLOW_NONE): New macro.
        (UNIFY_ALLOW_MORE_CV_QUAL): Likewise.
        (UNIFY_ALLOW_LESS_CV_QUAL): Likewise.
        (UNIFY_ALLOW_DERIVED): Likewise.
        (unify): Change prototype.
        (maybe_adjust_types_for_deduction): New function.
        (check_cv_quals_for_unify): Likewise.
        (determine_specialization): Adjust.
        (fn_type_unification): Likewise.
        (type_unification): Likewise.
        (type_unification_real): Likewise.  Use
        maybe_adjust_types_for_deduction.  Fix mishandling of
        back-unification of template functions passed as arguments.  Pass
        appropriate combination of UNIFY_ALLOW_* to unify.
        (unify): Remove unused NTPARMS parameter.  Use
        check_cv_quals_for_unify.  Remove bogus code that allowed
        too-generous unification in order to adhere more closely to standard.
        (get_bindings_real): Adjust.
        (get_class_bindings): Likewise.

        * method.c (build_overload_identifier): Only use the innermost
        template arguments when mangling.
        * pt.c (tsubst_template_argument_vector): New function.
        (complete_template_args): Deal with the situation where the
        extra_args contain more than one level of arguments.
        (lookup_template_class): Deal with member template classes, which
        may have more than one level of arguments.
        (tsubst): Don't tsbust into the TREE_TYPE of an IDENTIFIER_NODE.
        Improve handling of member template classes.  Use
        DECL_PRIMARY_TEMPLATE instead of inline expansion.  Use
        tsubst_template_argument_vector where appropriate.
        (regenerate_decl_from_template): Break out from ...
        (instantiate_decl): Here.

        * lex.c (yyprint): Remove TYPENAME_ELLIPSIS.
        * parse.h: Regenerated.
        * parse.c: Really regenerated.

        * cp-tree.h (finish_unary_op_expr): New function.
        (finish_id_expr): Likewise.
        (begin_new_placement): Likewise.
        (finish_new_placement): Likewise.
        (finish_declarator): Likewise.
        (finish_translation_unit): Likewise.
        (finish_parmlist): Likewise.
        (begin_class_definition): Likewise.
        (finish_class_definition): Likewise.
        (finish_default_args): Likewise.
        (finish_inline_definitions): Likewise.
        * parse.y (GCC_ASM_KEYWORD): Remove.
        (TYPENAME_ELLIPSIS): Likewise.
        * parse.c: Regenerated.
        Use new functions in semantics.c in the actions for many rules.
        * gxx.gperf (GCC_ASM_KEYWORD): Just use ASM_KEYWORD.
        * hash.h: Regenerated.
        * semantics.c (finish_expr_stmt): Allow NULL expr.
        (finish_unary_op_expr): New function, containing
        code previously in parse.y.
        (finish_id_expr): Likewise.
        (begin_new_placement): Likewise.
        (finish_new_placement): Likewise.
        (finish_declarator): Likewise.
        (finish_translation_unit): Likewise.
        (finish_parmlist): Likewise.
        (begin_class_definition): Likewise.
        (finish_class_definition): Likewise.
        (finish_default_args): Likewise.
        (finish_inline_definitions): Likewise.

Sun May 10 23:43:13 1998  Mark Mitchell  <mmitchell@usa.net>

        * typeck.c (build_c_cast): Don't decay arrays and functions to
        pointer type when converting to a class type.

Sun May 10 22:53:56 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * cp-tree.h (DECL_NAMESPACE_SCOPE_P): New macro.
        (DECL_CLASS_SCOPE_P): Likewise.

Sun May 10 22:48:22 1998  H.J. Lu  (hjl@gnu.org)

        * class.c (finish_struct_1): Use OVL_CURRENT on TREE_VEC_ELT.
        * decl2.c (constructor_name_full): Likewise.

Sun May 10 22:48:12 1998  Mike Stump  <mrs@wrs.com>

        * tree.c (mapcar): Add OVERLOAD support.

        * init.c (resolve_offset_ref): We must use basetype_path before we
        destroy it with a call to convert_pointer_to.

Sat May  9 14:44:37 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * class.c (currently_open_class): New fn.
        * decl.c (lookup_name_real): Use it.
        * search.c (lookup_field): Likewise.

Fri May  8 23:32:42 1998  Martin von Loewis  <loewis@informatik.hu-berlin.de>

        * cp-tree.def (OVERLOAD): New node.
        * cp-tree.h (BINDING_TYPE, SET_IDENTIFIER_GLOBAL_VALUE,
        SET_IDENTIFIER_NAMESPACE_VALUE): Define.
        (NAMESPACE_BINDING): Remove.
        (IDENTIFIER_GLOBAL_VALUE, IDENTIFIER_NAMESPACE_VALUE): Use
        namespace_binding.
        (OVL_FUNCTION, OVL_CHAIN, OVL_CURRENT, OVL_NEXT, OVL_USED):
        Define.
        (tree_overload): New struct.
        (IDENTIFIER_TYPE_VALUE): Use identifier_type_value.
        (REAL_IDENTIFIER_TYPE_VALUE): Define.
        (IDENTIFIER_HAS_TYPE_VALUE): Use IDENTIFIER_TYPE_VALUE.
        (lang_decl_flags): Remove in_namespace.
        (lang_decl): Remove chain.
        (DECL_CHAIN, DECL_NAMESPACE): Remove.
        (flag_honor_std): Declare extern.
        (identifier_type_value, pushdecl_namespace_level, push_using_decl,
        namespace_binding, set_namespace_binding,
        lookup_function_nonclass, cat_namespace_levels,
        set_decl_namespace, lookup_arg_dependent, binding_init, ovl_cons,
        scratch_ovl_cons, ovl_member, build_overload): Declare.
        (decl_list_length, get_namespace_id, current_namespace_id,
        overloaded_globals_p): Remove.
        (lookup_using_namespace, qualified_lookup_using_namespace): Change
        return type.
        (push_scratch_obstack): New macro.
        * call.c (add_function_candidate): Special-case type of OVERLOAD node.
        (build_user_conversions_1): Iterate using OVL_NEXT for ctors,
        convs, fns.
        (build_new_function_call): Iterate using OVL_CHAIN.
        Print DECL_NAME in when reporting ambiguities.
        (build_object_call): Iterate using OVL_NEXT for fns, convs.
        (build_new_op): Call lookup_function_nonclass.
        Iterate using OVL_NEXT.
        (build_op_delete_call): Change detection of members.
        Do not wrap TREE_LIST around fields and single global functions.
        (build_over_call): Don't push a class level if the context is a
        namespace.
        (build_new_method_call): Iterate using OVL_NEXT.
        * class.c (add_method): Chain overloaded members using
        build_overload.  Remove copying of method.
        (grow_method): When iterating through the obstack, expect OVERLOAD
        nodes.  Chain overload members.
        (finish_struct_methods): Chain overload members.  Unpack OVERLOAD
        nodes in call to get_baselinks.
        (duplicate_tag_error): Expect OVERLOAD nodes when unchaining.
        (finish_struct_1): Iterate over ctor using OVL_NEXT.  Handle
        fdecls that are OVERLOAD nodes.
        (validate_lhs): New function.
        (instantiate_type): Do not copy OVERLOAD nodes.  Remove dead
        code.  Use DECL_NAME in error messages.  Split code between global
        and member function processing.
        * decl.c (global_type_node): New static variable.
        (in_std): New global.
        (struct binding_level): New field usings.
        (resume_binding_level): Assert that we are not in a class.
        (toplevel_bindings_p): Just check for namespace_p or
        pseudo_global.
        (resume_level): Remove.
        (find_binding): New function.
        (binding_for_name): Call it.
        (namespace_binding, set_namespace_binding): New functions.
        (push_namespace): Associate binding level with new namespace,
        resume_binding_level for existing namespace.  Remove old code.
        Fake std by counting.
        (store_bindings): Use REAL_IDENTIFIER_TYPE_VALUE.
        (maybe_push_to_top_level): Save current namespace.
        (pop_from_top_level): Restore saved namespace.
        (pop_namespace): Call suspend_binding_level.  Remove old code.
        (cat_namespace_levels): New function.
        (set_identifier_type_value_with_scope): For namespace bindings,
        set BINDING_TYPE, and use global_type_node.
        Use REAL_IDENTIFIER_TYPE_VALUE otherwise.
        (identifier_type_value): New function.
        (pushtag): If no context, use current_namespace.
        (duplicate_decls): Don't process DECL_CHAIN.
        (pushdecl): Set DECL_CONTEXT to current_namespace, if it is not
        already set.  Never reset it to NULL_TREE.  Lookup global variables
        in their namespace.  Push overloaded templates if they are on
        namespace level.
        (pushdecl_namespace_level): New function.
        (pushdecl_top_level): Implement using pushdecl_namespace_level.
        (pushdecl_using_decl): New function.
        (overloaded_globals_p): Remove.
        (push_overloaded_decl): Create OVERLOAD nodes, and iterate through
        them.  Use namespace_binding and set_namespace_value.
        (redeclaration_error_message): Complain if the declarations come
        from different namespaces.
        (lookup_tag): On namespace level, look in the BINDING_TYPE.
        (lookup_namespace_name): Pass tree_bindings from stack.  Remove
        old code.
        (select_decl): New function.
        (lookup_name_real): Call it for qualified and unqualified lookup.
        Pass tree_bindings from the stack.
        If prefer_type is 1, also accept namespaces.
        (lookup_function_nonclass): New function.
        (init_decl_processing): Set the binding level of the global
        namespace to global_binding_level.
        Build a proper type list for __builtin_apply.
        Initialize std_node to "fake std" if flag_honor_std is set.
        Initialize global_type_node.
        Allocated bad_alloc in namespace std if flag_honor_std.
        (define_function): Set the DECL_CONTEXT to the current_namespace.
        (start_decl): A namespace is not considered as a context here.  If
        the DECL_CONTEXT is a namespace, push the decl.
        (cp_finish_decl): Check for namespaces used as initializers.
        (grokfndecl): Add namespace parameter.  Remove processing of
        DECL_CHAIN.
        (grokvardecl): Add namespace parameter.
        (grokdeclarator): Process SCOPEs that are namespaces.  For
        mangling, temporarily set the DECL_CONTEXT on anonymous structs.
        (start_function): Check for contexts that are namespaces.
        Set context for declarations that have not been pushed.
        (store_parm_decls): Check for ::main only.
        (finish_function): Likewise.
        (start_method): Check for contexts that are namespaces.
        (start_method): Remove DECL_CHAIN processing.
        * decl2.c (flag_honor_std): Declare.
        (lang_decode_option): Set it if -fhonor-std or -fnew-abi is given.
        (decl_namespace_list): New static global.
        (grok_x_components): Ignore namespaces as type contexts.
        (check_classfn): Expect OVERLOAD nodes.
        (grokfield): Remove DECL_CHAIN processing.
        (finish_file): Call cat_namespace_levels.
        (merge_functions): New function.
        (ambiguous_decl): Rewrite.
        (lookup_using_namespace): Produce tree_bindings.
        (qualified_lookup_using_namespace): Likewise.
        (set_decl_namespace, decl_namespace, current_decl_namespace,
        push_decl_namespace, pop_decl_namespace): New functions.
        (arg_lookup): New struct.
        (add_function, arg_assoc_namespace, arg_assoc_class,
        arg_assoc_type, arg_assoc_args, arg_assoc, lookup_arg_dependent):
        New functions.
        (get_namespace_id, current_namespace_id): Remove.
        (do_toplevel_using_decl): Rewrite.
        (do_class_using_decl): Complain about namespace qualifiers.
        (do_using_directive): Sorry if not on namespace level.  Complain
        about unknown namespaces.
        * error.c (dump_aggr_type): Check for namespace contexts.
        * except.c (init_exception_processing): Push terminate into std.
        * friend.c (is_friend): A namespace is not a context, here.
        * init.c (expand_member_init): Remove DECL_CHAIN processing.
        (build_offset_ref): Process OVERLOAD nodes.
        * lang-specs.h (__HONOR_STD): Define if -fnew-abi or -fhonor-std.
        * lex.c (identifier_type): Loop using OVL_CHAIN.
        (see_typename): Set looking_for_typename to 2.
        (real_yylex): Likewise.
        (do_identifier): Expect OVERLOAD nodes instead of TREE_LISTs.
        (do_scoped_id): Expect OVERLOAD nodes.
        Change calling convention for qualified_lookup_using_namespace.
        (build_lang_decl): Don't set in_namespace anymore.
        * method.c (typevec_size): New global.
        (build_overload_nested_name): Return if global_namespace.
        Otherwise, always expect a declaration context.
        (build_qualified_name): Likewise.
        Make sure we don't write beyond typevec_size.
        (build_decl_overload_real): Likewise.
        Allocate one extra slot for the namespace.
        (hack_identifier): Mark code dead.
        Process OVERLOAD and NAMESPACE_DECL nodes.
        * parse.y (program): Pop namespaces until in global namespace.
        (extdef): In a using-declaration, don't discard the identifier if
        there is no declaration.
        (left_curly): Ignore type contexts which are namespaces.
        (typename_sub2): Use IDENTIFIER_TYPE_VALUE to retrieve the type
        used as scope.
        * pt.c (template_class_depth): Expect types to be namespaces.
        (determine_specialization): Simplify by expecting OVERLOAD nodes.
        (push_template_decl): Push into namespace level.
        Reset ctx if it is a namespace.
        Set DECL_CONTEXT to current_namespace if not set already.
        Ignore real contexts that are namespaces.
        (mangle_class_name_for_template): Skip global_namespace.
        Mangle other namespaces as declarations.
        (lookup_template_function): Set type of OVERLOAD nodes to unknown.
        (lookup_template_class): Push into namespace of context.
        If the context is a namespace, set it to global_namespace.
        Use id_context for mangling.
        (for_each_template_parm): Handle OVERLOAD and NAMESPACE_DECL nodes.
        (tsubst_friend_function): Ignore namespace contexts.
        Push into namespace level.
        (tsubst): Handle NAMESPACE_DECL nodes.
        Remove DECL_CHAIN processing.
        (type_unification_real): Recognize OVERLOAD instead of TREE_LIST nodes.
        * ptree.c (print_lang_identifier): Print bindings.
        (lang_print_xnode): Print OVERLOAD nodes.
        * rtti.c (init_rtti_processing): Push type_info into std.
        * search.c (lookup_fnfields_here): Expect OVERLOAD nodes.
        (lookup_fnfields_1, get_virtuals_named_this, get_matching_virtual,
        dfs_debug_mark, dfs_pushdecls, dfs_compress_decls, add_conversions,
        lookup_fnfields_here): Likewise.
        Process all nodes, instead of going through TREE_CHAIN.
        * sig.c (build_signature_pointer_or_reference_type): Set context
        to global_namespace.
        (build_signature_table_constructor): Expect OVERLOAD nodes.
        * spew.c (yylex): Save old setting of looking_for_typename.
        * tree.c (decl_list_length): Remove.
        (binding_init): New function.
        (count_functions): Rewrite.
        (is_overloaded_fn): Expect OVERLOAD nodes.
        (really_overloaded_fn, get_first_fn, lvalue_type): Likewise.
        (ovl_cons, scratch_ovl_cons, build_overload, build_overload_after,
        ovl_member): New functions.
        * typeck.c (require_complete_type): Expect OVERLOAD nodes.
        (type_unknown_p): Likewise.
        (require_instantiated_type): Likewise.
        (build_component_ref): Declare code dead.
        (build_x_function_call): Create and expect OVERLOAD nodes.
        (build_function_call_real): Check for ::main only.
        (build_unary_op): Likewise.  Expect OVERLOAD nodes.
        (convert_for_assignment): Check for TREE_LIST before accessing
        TREE_VALUE.
        * decl.c (duplicate_decls): Check for namespace bindings instead
        of global bindings.
        (pushdecl, push_overloaded_decl, lookup_tag, lookup_name_real,
        lookup_name_current_level, start_decl, xref_tag,
        finish_enum): Likewise.
        * init.c (build_offset_ref): Likewise.
        * search.c (lookup_field): Likewise.
        (lookup_fnfields): Likewise.
        (dfs_debug_mark): Likewise.
        * decl.c (poplevel): Use SET_IDENTIFIER_TYPE_VALUE.
        (poplevel_class, pop_from_top_level): Likewise.
        * decl2.c (finish_method): Likewise.
        * class.c (build_vtable): Use SET_IDENTIFIER_GLOBAL_VALUE.
        * decl.c (record_builtin_type): Likewise.
        (init_decl_processing, grokfndecl): Likewise.
        * lex.c (get_time_identifier, do_identifier, do_scoped_id): Likewise.
        (make_lang_type): Likewise.
        * parse.y (make_thunk): Likewise.
        * pt.c (tsubst): Likewise.
        * tree.c (debug_binfo): Likewise.
        * exception.cc, new.cc, new1.cc, new2.cc, tinfo.cc, tinfo.h,
        tinfo2.cc, inc/new.h: Add std qualifications.
        * inc/new: Wrap with namespace std if __HONOR_STD.
        * inc/typeinfo: Likewise.

Fri May  8 00:43:50 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * call.c (build_user_type_conversion_1): Handle second_conv
        properly for templates.

Thu May  7 17:09:25 1998  Andrew MacLeod  <amacleod@cygnus.com>

        * method.c (build_decl_overload_real): Set TREE_USED flag to
        zero for build_type_variants nodes as well.

Wed May  6 19:27:09 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (tsubst): Don't tsubst the type of an IDENTIFIER_NODE.

Wed May  6 16:49:48 1998  Jim Wilson  <wilson@cygnus.com>

        * Makefile.in (call.o, class.o, decl.o, decl2.o, errfn.o, error.o,
        except.o, expr.o, friend.o, init.o, lex.o, method.o, pt.o, repo.o,
        rtti.o, search.o, semantics.o, sig.o, tree.o, typeck.o, typeck2.o,
        xref.o): Add toplev.h dependencies.

Wed May  6 16:44:58 1998  Jeffrey A Law  (law@cygnus.com)

        * errfn.c (cp_error, cp_warning): Remove declarations for
        error and warning respectively.

Wed May  6 14:28:18 1998  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * error.c: Convert to using ctype macros defined in system.h.
        * method.c: Likewise.
        * xref.c: Likewise.
        * lex.c: Likewise.  Also remove redundant system header stuff.

Wed May  6 06:36:41 1998  Robert Lipe  <robertl@dgii.com>

        * call.c, class.c, decl.c, decl2.c, errfn.c, error.c, except.c,
        expr.c, friend.c, init.c, lex.c, method.c, pt.c, repo.c, rtti.c,
        search.c, semantics.c, sig.c, tree.c, typeck.c, typeck2.c,
        xref.c: Add include of toplev.h.

Wed May  6 02:33:39 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * tree.c (perm_manip): Also regenerate the RTL of an extern.
        (copy_to_permanent): Use end_temporary_allocation.

Tue May  5 23:54:04 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * init.c (expand_vec_init): The initialization of each array
        element is a full-expression.

Tue May  5 18:24:13 1998  Andrew MacLeod  <amacleod@cygnus.com>

        * method.c (build_mangled_name): Add a call to build_type_variant
        to get the right type.

Tue May  5 01:25:03 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * Makefile.in: Add .SUFFIXES.

        * cp-tree.def: Remove NAMESPACE_DECL.

Sun May  3 01:32:14 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * call.c (build_over_call): Do evaluate arg even if it has empty
        class type.
        * decl.c (start_function): Don't push a member function.

Thu Apr 30 18:59:23 1998  Jim Wilson  <wilson@cygnus.com>

        * Makefile.in (g++FAQ.info): Put -o option before input file.

Thu Apr 30 13:05:33 1998  Andrew MacLeod  <amacleod@cygnus.com>

        * gxxint.texi: Add info for squangling codes K and B.

Tue Apr 28 13:22:01 1998  Mark Mitchell  <mmitchell@usa.net>

        * semantics.c (begin_stmt_expr): Avoid duplicating the effect of
        the expression in templates.
        (finish_stmt_expr): Likewise.

1998-04-28  Brendan Kehoe  <brendan@cygnus.com>

        * decl2.c (ambiguous_decl): Fix NAME parm to be a tree, not int.

Mon Apr 27 13:58:10 1998  Mark Mitchell  <mmitchell@usa.net>

        * decl.c (maybe_push_to_top_level): Always clear
        current_template_parms and processing_template_decl.
        (pushtag): Remove check of current_class_type and some comments,
        since maybe_push_to_top_level no longer creates confusion.

Sun Apr 26 12:10:18 1998  Mark Mitchell  <mmitchell@usa.net>

        * cp-tree.h (CLASSTYPE_IS_TEMPLATE): New macro.
        (DECL_CLASS_TEMPLATE_P): Likewise.
        (DECL_PRIMARY_TEMPLATE): Likewise.
        (PRIMARY_TEMPLATE_P): Use it.
        (push_template_decl_real): New function.
        (redeclare_class_template): Take new template parameters as
        input.
        (is_specialization_of): New function.
        (comp_template_args): Declare.
        * decl.c (pushtag): Handle friend template classes.
        (xref_tag): Likewise.  Use new calling convention for
        redeclare_class_template.
        * decl2.c (grok_x_components): Handle friend templates.
        * friend.c (is_friend): Use is_specialization_of where
        appropriate.  Deal with friend class templates.
        (make_friend_class): Let a class template be friends with itself.
        * pt.c (comp_template_args): Remove declaration.
        (tsubst_friend_class): New function.
        (push_template_decl_real): New function.
        (push_template_decl): Use it.
        (redeclare_class_template): Adjust for new calling convention.
        (comp_template_args): Give it external linkage.
        (instantiate_class_type): Use tsubst_friend_class to deal
        with friend templates.
        * typeck.c (comptypes): Use comp_template_args, rather than
        expanding it inline.
        * parse.y (component_decl): Handle a nested template type
        like other component type declarations.

        * pt.c (check_explicit_specialization): Handle overloaded
        constructors correctly.

        * pt.c (mabybe_get_template_decl_from_type_decl): New function.
        (lookup_template_class): Use it.

Thu Apr 23 21:19:06 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * cp-tree.def: Add WRAPPER.  USER_CONV now only has two ops.
        * cp-tree.h: Add WRAPPER support.
        * call.c (add_candidate): Split out from add_*_candidate fns.
        (build_over_call): Take the candidate instead of function and args.
        Enforce access control here.  Emit overload warnings here.
        (add_warning): New fn.
        (joust): Add WARN parm.  If not set, call add_warning instead of
        printing a warning.  Re-enable some warnings.
        (tourney): Pass it.
        (convert_like): Adjust.
        (build_new_op): Adjust.
        (build_new_function_call): Adjust.
        (build_user_type_conversion_1): Adjust.
        (USER_CONV_FN): Adjust.
        * tree.c (build_expr_wrapper, build_expr_ptr_wrapper,
        build_int_wrapper): New fns.

Thu Apr 23 18:27:53 1998  Mark P. Mitchell  <mmitchell@usa.net>

        * pt.c (unify): Fix typo in previous change.

Thu Apr 23 09:32:58 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * error.c (dump_type_real): Declare canonical_name.

        * typeck.c (comp_target_types): Fix PMFs.

Wed Apr 22 13:24:48 1998  Mark Mitchell  <mmitchell@usa.net>

        * class.c (finish_struct): Set TREE_PRIVATE and TREE_PROTECTED for
        the DECL_RESULTs of a member TEMPLATE_DECL, not just the
        TEMPLATE_DECL.

        * pt.c (tsubst): Decrease the template-level of
        TEMPLATE_TEMPLATE_PARMS.  Likewise for the DECL_INITIAL of a
        TEMPLATE_PARM_INDEX.
        (template_decl_level): New function.
        (unify): Make sure to record unifications for template
        parameters, even when the parameters exactly match the arguments.
        Combine duplicated code for TEMPLATE_TEMPLATE_PARMs and
        TEMPLATE_TYPE_PARMS.  Don't try to unify template parameters that
        aren't from the level we're currently working on.

Tue Apr 21 22:00:04 1998  Mark Mitchell  <mmitchell@usa.net>

        * errfn.c (cp_thing): Use xrealloc, not xmalloc, to copy memory.

        * decl2.c (check_member_template): Set DECL_IGNORED for member
        class templates, too.

        * decl2.c (grokfield): Remangle the name of a member TYPE_DECL.

Tue Apr 21 18:59:11 1998  Benjamin Kosnik  <bkoz@rhino.cygnus.com>

        * decl.c (duplicate_decls): Only check DECL_FRIEND_P if function.

Tue Apr 21 14:22:00 1998  Jeffrey A Law  (law@cygnus.com)

        * cp-tree.h (intTI_type_node, unsigned_intTI_type_node): Declare.
        * decl.c (intTI_type_node, unsigned_intTI_type_node): Define.
        (init_decl_processing): Handle TI types.
        * typeck.c (unsigned_type, signed_type): Handle TI types.

Sat Apr 18 15:25:21 1998  Jim Wilson  <wilson@cygnus.com>

        * g++spec.c (lang_specific_driver): New argument in_added_libraries.
        New local added_libraries.  Increment count when add library to
        arglist.

Fri Apr 17 21:25:00 1998  Mark Mitchell  <mmitchell@usa.net>

        * cp-tree.h (type_as_string_real): New function.
        * pt.c (mangle_class_name_for_template): Use it.
        * error.c (dump_aggr_type): Change prototype.
        (dump_type_prefix): Likewise.
        (dump_type_suffix): Likewise.
        (dump_type_real): Convert from dump_type.  If desired, the
        "canonica" name of a typedef, i.e., the name of the underlying
        type, can be printed.
        (dump_type): Call dump_type_real.

Fri Apr 17 14:30:45 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (lang_decode_option): -fnew-abi implies -fvtable-thunks.

        * typeck.c (comp_target_types): Tweak pedantic case.
        (comp_target_parms): Tweak pedantic case.  Clean up somewhat.
        Return -1 or 1 instead of 1 or 2.
        (compparms): Remove STRICT handling.
        (convert_for_assignment): Fix handling of pmfs.

Fri Apr 17 14:04:16 1998  Mark Mitchell  <mmitchell@usa.net>

        * typeck.c (comp_target_types): Handle references like pointers.
        (comp_target_parms): Note that return code from comp_target_types
        can be negative to indicate failure.

Fri Apr 17 09:10:52 1998  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

        * Make-lang.in (c++.all.build): Don't depend on $(DEMANGLER_PROG),
        which requires a working target compiler to build.

Fri Apr 17 08:57:35 1998  Jeffrey A Law  (law@cygnus.com)

        * tree.c (avoid_overlap): Add prototype.

        * spew.c (num_tokens): Add prototype.
        (nth_noken, add_token, consume_token, debug_yychar): Likewise.

        * search.c (dfs_check_overlap): Add prototype.
        (dfs_no_overlap_yet): Likewise.

        * pt.c (original_template): Add prototype.
        (inline_needs_template_parms): Likewise.
        (push_inline_template_parms_recursive): Likewise.
        (retrieve_specialization, register_specialization): Likewise.
        (print_candidates, reduce_template_parm_level): Likewise.
        (build_template_decl, mark_template_parm): Likewise.
        (tsubst_friend_function, get_bindings_real): Likewise.

        * method.c (start_squangling): Add prototype.
        (end_squangling, check_ktype, issue_ktype): Likewise.
        (build_overloaded_scope_ref, check_btype): Likewise.
        (build_mangled_template_parm_index): Likewise.

        * lex.c (init_cpp_parse): Add prototype.
        (handle_cp_pragma, handle_sysv_pragma): Likewise.
        (reduce_cmp, token_cmp): Likewise.

        * except.c (call_eh_info): Add prototype.
        (push_eh_info, get_eh_info, get_eh_value, get_eh_type): Likewise.
        (get_eh_caught, get_eh_handlers, do_pop_exception): Likewise.

        * decl2.c (is_namespace_ancestor): Add prototype.
        (namespace_ancestor, add_using_namespace): Likewise.
        (ambiguous_decl): Likewise.

        * decl.c (indent): Add prototype.

        * call.c (add_template_candidate_real): Add prototype.

Fri Apr 17 01:57:12 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (build_expr_from_tree): Just return a PMF.

Fri Apr 17 00:45:12 1998  Mark Mitchell  <mmitchell@usa.net>

        * typeck2.c (process_init_constructor): Don't strip cv-qualifiers
        when doing initializations.

        * pt.c (unify): Use comptypes to compare type args.

Fri Apr 17 00:24:22 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (duplicate_decls): Fix check for when it's safe to free
        the new decl.

        * pt.c (mangle_class_name_for_template): Don't pass a typedef type
        to type_as_string.

Thu Apr 16 17:47:30 1998  Jeffrey A Law  (law@cygnus.com)

        * pt.c (build_template_parm_index): Add prototype.

        * search.c (my_tree_cons): Don't clear words outside the
        newly allocated node.

Wed Apr 15 15:34:44 1998  Dave Brolley  <brolley@cygnus.com>

        * lex.c (init_parse): Now returns char* containing the filename.

Wed Apr 15 13:20:06 1998  John Carr  <jfc@mit.edu>
                          Jeff Law   <law@cygnus.com>

        * errfn.c: Rework to avoid problems when HOST_WIDE_INT is longer
        than a pointer.

Sun Apr 12 22:31:19 1998  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

        * cvt.c (cp_convert_to_pointer): Use TYPE_PRECISION.

Fri Apr 10 12:16:49 1998  Benjamin Kosnik  <bkoz@loony.cygnus.com>

        * decl.c (duplicate_decls): Don't warn for redundant decls if
        friend: let add_friend take care of it.

Thu Apr  9 02:40:48 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * sig.c (build_signature_pointer_constructor): Don't set
        TREE_HAS_CONSTRUCTOR for a signature pointer.
        * cvt.c (ocp_convert): Don't force a temporary for internal structs.
        * init.c (resolve_offset_ref): Warn about implicit & on pmfs
        here, too.
        * typeck.c (build_unary_op): Only allow taking the address of a
        real constructor.
        * typeck2.c (digest_init): Simplify.
        (store_init_value): Don't pedwarn about using { } for pmfs.

Thu Apr  9 22:16:57 1998  Per Bothner  <bothner@cygnus.com>

        * cp-tree.h (start_decl):  Update prototype.
        * decl.c (start_decl):  Like the C version, new parameters
        for the attributes.  Call cplus_decl_attributes here,
        (pushdecl):  Like C version, do build_type_copy if TYPE_DECL,
        (grokdeclarator):  Pass NULL for new start_decl arguments.
        * pt.c (tsubst_expr):  Likewise.
        * parse.y:  Merge cplus_decl_attribute calls into start_decl calls.
        * typeck.c (common_type): Check TYPE_MAIN_VARIANT.
        * lex.c (build_lang_decl): Add lang_name_java.
        * class.c (push_lang_context): Add lang_name_java.
        * method.c (build_mangled_name): Check for is_java_type.

Thu Apr  9 22:16:57 1998  Benjamin Kosnik  <bkoz@loony.cygnus.com>

        * decl.c (grokdeclarator): Check TYPE_MAIN_VARIANT.
        * call.c (build_scoped_method_call): Check for TREE_CODE for
        VOID_TYPE instead of type ==  void_type_node.
        (build_method_call): Likewise.
        * decl.c (lookup_name_real): Likewise.
        (grokdeclarator): Likewise.
        (start_decl): Likewise.
        (grokparms): Likewise.
        (start_function): Likewise.
        (finish_function): Likewise.
        (start_method): Likewise.

Thu Apr  9 00:18:44 1998  Dave Brolley  (brolley@cygnus.com)

        * lex.c (finput): New variable.
        (init_cpp_parse):  Renamed from init_parse.
        (init_parse): Handle !USE_CPPLIB.  Call init_cpp_parse when finished.
        (finish_parse): New function.
        * cp-tree.h (init_lex, init_parse): Remove declarations.

Mon Apr  6 02:25:05 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * call.c (build_call): Still evaluate the actual argument.
        * class.c (is_empty_class): Update for -fnew-abi.

        * decl2.c: -fnew-abi implies -fsquangle.

        * method.c (do_build_assign_ref): Don't do anything to copy
        an empty class.
        (do_build_copy_constructor): Likewise.
        * call.c (build_over_call): Likewise.

Sat Apr  4 18:43:58 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * tree.c (avoid_overlap): Return a value.

Sat Apr  4 12:52:35 1998  Jeffrey A Law  (law@cygnus.com)

        * method.c (check_btype): Add missing argument to xrealloc.
        (check_ktype): Likewise.

Fri Apr  3 02:22:59 1998  Jason Merrill  <jason@yorick.cygnus.com>

        Implement empty base optimization.
        * class.c (finish_struct_1): Add vbase fields earlier.  Set
        CLASSTYPE_SIZE of an empty base to 0.  Types with bases can be empty.
        * search.c (dfs_check_overlap, dfs_no_overlap_yet): New fns.
        (types_overlap_p): New fn.
        * tree.c (avoid_overlap): New fn.
        (build_base_fields): Use it to avoid overlapping empty bases.
        * cp-tree.h, decl2.c, lang-options.h: Add -fnew-abi.

        * decl.c (cplus_expand_expr_stmt): Strip unused INDIRECT_REFs.

        Re-implement allocation of base class subobjects.
        * tree.c (unshare_base_binfos): New fn.
        (layout_basetypes): Use it.  Now handles offsets of both virtual and
        non-virtual bases, after layout_type.
        (layout_vbasetypes): Remove.
        (build_base_fields): Generate FIELD_DECLs for each non-virtual base.
        (build_vbase_pointer_fields): Split out from old layout_basetypes.
        * class.c (finish_base_struct): Lose offset handling code.
        Move nonvdtor warning here.  Don't mess with t_binfo anymore.
        (finish_struct_1): Don't mess with t_binfo anymore.  Use fns above.
        * cp-tree.h: Adjust.

Thu Apr  2 14:25:13 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * cp-tree.h: Lose CLASSTYPE_VBASE_SIZE, some unused stuff.
        * decl.c, decl2.c, pt.c, ptree.c, lex.c: Likewise.
        * class.c (duplicate_tag_error): Likewise.
        (finish_struct_1): Set CLASSTYPE_SIZE, CLASSTYPE_MODE, CLASSTYPE_ALIGN.
        * tree.c (layout_vbasetypes): Update from layout_record, remove
        var_size support, use CLASSTYPE_SIZE instead of CLASSTYPE_VBASE_SIZE.
        (layout_basetypes): Likewise.

Wed Apr  1 18:22:25 1998  Jeffrey A Law  (law@cygnus.com)

        * class.c, Make sure system.h is included just after config.h.
        Delete lingering stdio and errno references too.
        * decl.c, errfn.c, parse.y, ptree.c search.c, xref.c: Likewise.

Wed Apr  1 15:38:36 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * friend.c (is_friend): Fix access control for local classes.

        * class.c (is_empty_class): New fn.
        * call.c (build_call): Don't pass empty class objects to a function.

Wed Apr  1 14:58:35 1998  Mark Mitchell  <mmitchell@usa.net>

        * call.c (build_over_call): Do name resolution for default
        arguments of function templates in the scope of the templates.

Tue Mar 31 13:43:57 1998  Jeffrey A Law  (law@cygnus.com)

        * call.c: Include system.h.  Remove includes, declarations and
        defines provided by system.h.
        * class.c, cvt.c, decl.c, decl2.c, errfn.c error.c: Likewise.
        * except.c, expr.c friend.c, g++spec.c, init.c, input.c: Likewise.
        * lex.c, parse.y, pt.c, ptree.c repo.c rtti.c, search.c: Likewise.
        * semantics.c, sig.c, spew.c, tree.c, typeck.c: Likewise.
        * typeck2.c, xref.c: Likewise.
        * Makefile.in: Dependencies updated as appropriate.
        * Make-lang.in: Likewise.

Mon Mar 30 12:15:00 1998  Mark Mitchell  <mmitchell@usa.net>

        * pt.c (fn_type_unification): Allow incomplete unification without
        an immediate error message.

Mon Mar 30 08:55:42 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * tree.c (member_p): New fn.
        * decl2.c (finish_file): Only set DECL_STATIC_FUNCTION_P for
        initializing class members.

        * cp-tree.def (TEMPLATE_PARM_INDEX): Class 'x'.
        * ptree.c (lang_print_xnode): Handle TEMPLATE_PARM_INDEX.

        * call.c (build_method_call): Handle non-scoped destructors, too.
        * pt.c (tsubst_copy): Likewise.

        * pt.c (print_template_context): Split out...
        (push_tinst_level): ...from here.

        * friend.c (is_friend): Don't pass a type to decl_function_context.

        * typeck.c (convert_for_initialization): Always hand off
        conversions to class type.

Sun Mar 29 20:01:59 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * friend.c (is_friend): Local classes have the same access as the
        enclosing function.

Sun Mar 29 00:47:32 1998  Jeffrey A Law  (law@cygnus.com)

        * typeck.c (expand_target_expr): Delete dead function.

        * search.c: Put various prototypes inside #ifdef MI_MATRIX.

        * repo.c (save_string): Delete dead function.

        * method.c (thunk_printable_name): Delete dead function.

        * lex.c (yynextch): Delete dead function.

        * expr.c (tree_extract_aggr_init): #if 0 out.

        * except.c (do_unwind): Delete dead function.
        (easy_expand_asm): Likewise.

        * cvt.c (build_conversion_type_1): Delete dead function.

        * cp-tree.h (push_expression_obstack): Declare.

        * call.c (source_type): #if 0 out.

        * class.c (alter_access): Remove unused label.  Add braces
        around empty else clause.

        * lex.c (yyprint): Fix argument to printf.

Sat Mar 28 17:43:52 1998  Mark Mitchell  <mmitchell@usa.net>

        * pt.c (tsubst): Clear TREE_USED for new FUNCTION_DECLs.

        * pt.c (instantiate_class_template): Make sure template
        arguments are permanent.
        * init.c (resolve_offset_ref): Don't go looking around in
        template types.

        * semantics.c: Add routines to handle expressions, and some
        declaration processing.
        * parse.y: Use them.
        (current_class_depth): Move declaration to cp-tree.h.
        * parse.c: Regenerated.
        * cp-tree.h: Use them.
        (current_class_depth): Declare.
        * pt.c (tsubst_copy): Use begin_stmt_expr and finish_stmt_expr.

Fri Mar 27 20:23:18 1998  Mark Mitchell  <mmitchell@usa.net>

        * error.c (dump_decl): Be a bit more explicit with template
        type arguments, when verbose.

Fri Mar 27 18:16:40 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * inc/exception: Reorder closing braces.

Fri Mar 27 13:22:18 1998  Mark Mitchell  <mmitchell@usa.net>

        * pt.c (redeclare_class_template): New function.
        * cp_tree.h (redeclare_class_template): Declare it.
        * decl.c (xref_tag): Use it.

Thu Mar 26 11:16:30 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * call.c (build_over_call): Check IS_AGGR_TYPE, not
        TYPE_LANG_SPECIFIC.
        * typeck.c (convert_arguments): Likewise.

        * decl.c (grokdeclarator): Remove const and volatile from type after
        setting constp and volatilep.

        * class.c (finish_struct_1): Don't warn about bool bitfield larger
        than one bit.

Thu Mar 26 10:25:52 1998  Mark Mitchell  <mmitchell@usa.net>

        * pt.c (convert_nontype_argument): STRIP_NOPS where appropriate.

Thu Mar 26 10:24:05 1998  Mark Mitchell  <mmitchell@usa.net>

        * call.c (build_object_call): Complain about ambiguous operator(),
        rather that crashing.
        (build_new_op): Likewise.
        (build_op_delete_call): Likewise.

Thu Mar 26 10:23:24 1998  Mark Mitchell  <mmitchell@usa.net>

        * cvt.c (perform_qualification_conversions): Use comp_target_types
        instead of comp_ptr_ttypes.

Wed Mar 25 16:10:50 1998  Mark Mitchell  <mmitchell@usa.net>

        * cp-tree.h (enforce_access): Declare.
        * call.c (enforce_access): Make it extern, not static.
        * class.c (alter_access): Use enforce_access; modify code for ISO
        compliance, rather than ARM rules.

Wed Mar 25 12:10:45 1998  Kriang Lerdsuwanakij  <lerdsuwa@scf.usc.edu>

        * cp-tree.h: Fix typo.

Wed Mar 25 02:01:02 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * expr.c (cplus_expand_expr): Only do PCC_STATIC_STRUCT_RETURN thing
        if (aggregate_value_p (type)).

        * decl2.c (constructor_name_full): Handle TYPENAME_TYPE.

Tue Mar 24 16:12:01 1998  Mark Mitchell  <mmitchell@usa.net>

        * tree.c (mapcar): When dealing with a DECL, use it's constant
        value, if any.
        * pt.c (lookup_template_class): Don't mangle the names of template
        classes whose arguments are unknown.

        * pt.c (tsubst_expr): Handle GOTO_STMT correctly.

Tue Mar 24 12:21:55 1998  Benjamin Kosnik  <bkoz@lisa.cygnus.com>

        * decl.c (init_decl_processing): Set TYPE_PRECISON for bools to 1.

Tue Mar 24 12:21:48 1998  Jim Wilson  <wilson@cygnus.com>

        * decl.c (init_decl_processing): Initialize TYPE_MAX_VALUE for
        boolean_type_node to 1.

Tue Mar 24 10:23:47 1998  Mark Mitchell  <mmitchell@usa.net>

        * error.c (dump_expr): Remove unused variable `l'.

        * pt.c (for_each_template_parm): New function, created by
        converting uses_template_parms.
        (tree_fn_t): New typedef.
        (uses_template_parms): Use it.
        (mark_template_parm): New function.
        (push_template_decl): Check that the argument list of a partial
        specialization uses all the template parameters.

        * Make-lang.in (c++filt): Don't delete cxxmain.c after we're done
        with it; we might want it for debugging.
        * cp-tree.h (type_unification): Change interface.
        * class.c (finish_struct_1): Skip nested template types, just like
        ordinary nested types.
        (instantiate_type): Use new interface to type_unification.
        * lex.c (init_lex): Add __sz as opname for sizeof.
        * method.c (build_overload_scope_ref): New function.
        (build_overload_int): Handle complex expressions.  Set
        numeric_output_need_bar if necessary.
        (build_overload_value): Handle non-PARM_DECL nodes; this
        routine is now used by build_overload_int.  Remove some
        assignments to numeric_output_need_bar.  Use
        build_overload_scope_ref.
        (build_qualified_name): Note that some template mangled names end
        with digits, and set numeric_output_need_bar appropriately.  Use
        build_underscore_int.
        * pt.c (unify): Change interface.
        (type_unification_real): Likewise.
        (determine_specialization): Use new interfaces.
        (tsubst): Deal gracefully with situations in which the argument
        vector is not fully filled.
        (fn_type_unification): Use new interfaces.
        (type_unification): Likewise.  Remove NOP_EXPR hack.
        (type_unification_real): Likewise.
        (unify): Likewise.  Deal with unification of complex expressions.

Mon Mar 23 12:24:37 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (complete_template_args): Initialize skip properly.

        * decl.c (make_typename_type): Revert.
        (make_implicit_typename): Remove.
        (lookup_name_real): Don't call it.  Call lookup_field if we see a
        TYPE_DECL from a template base.
        * search.c (lookup_field): Do implicit typename stuff.

Sun Mar 22 00:50:42 1998  Nick Clifton  <nickc@cygnus.com>
                          Geoff Noer    <noer@cygnus.com>

        * Makefile.in: Various fixes for building cygwin32 native toolchains.
        * Make-lang.in: Likewise.

Fri Mar 20 18:07:39 1998  Kriang Lerdsuwanakij  <lerdsuwa@scf.usc.edu>

        * pt.c (tsubst, TEMPLATE_TEMPLATE_PARM): Simplify.

Fri Mar 20 10:42:07 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (make_implicit_typename): Rewrite removed code.
        (make_typename_type): Call it if the type we look up comes from
        a base that uses template parms.

        * pt.c (complete_template_args): Rewrite.
        (tsubst, FUNCTION_DECL): Use it.

Fri Mar 20 08:12:43 1998  H.J. Lu  (hjl@gnu.org)

        * semantics.c (finish_asm_stmt): Fix combine strings.  Call
        c_expand_asm_operands () if output_operands, input_operands or
        clobbers is not NULL_TREE.

Fri Mar 20 00:10:19 1998  Kriang Lerdsuwanakij  <lerdsuwa@scf.usc.edu>

        * pt.c (complete_template_args): New function.
        (get_bindings): Deal with specializations of function templates
        with return type containing parameters from outer class
        templates.
        (tsubst, TEMPLATE_TEMPLATE_PARM): When reducing parameter level,
        substitute arguments and compose a new type.

Thu Mar 19 19:01:48 1998  Mark Mitchell  <mmitchell@usa.net>

        * pt.c (tsubst): Clear DECL_PENDING_INLINE_INFO for new
        FUNCTION_DECLs.

Thu Mar 19 11:51:58 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (make_implicit_typename): Lose useless code.

        * call.c (standard_conversion): Handle A* -> const A* properly.

        * pt.c (get_bindings_real): Rename from get_bindings.  Add
        check_rettype parm.
        (get_bindings): Pass 1.
        (get_bindings_overload): Pass 0.

Wed Mar 19 09:08:12 1998  Mark Mitchell  <mmitchell@usa.net>

        * pt.c (check_explicit_specialization): When reverting a static
        member function, also remove the `this' parameter from
        last_function_parms.

Thu Mar 19 02:27:48 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (tsubst_copy, CONST_DECL): Don't bother tsubsting
        a function context.

        * decl.c (store_bindings): Use free_binding_vecs.
        (pop_from_top_level): Likewise.

Wed Mar 18 12:41:43 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (make_implicit_typename): Only change the type of a
        TYPENAME_TYPE.

Wed Mar 18 10:09:51 1998  Mark Mitchell  <mmitchell@usa.net>

        * semantics.c: New file, containing routines to perform the
        semantic phase of parsing.
        * parse.y: Use it.
        * pt.c (tsubst_expr): Likewise.
        * cp-tree.h: Declare the various functions in semantics.c.
        Provide macros to access _STMT tree nodes.
        * cp-tree.def: Add ASM_STMT tree node.
        * Makefile.in, Make-lang.in: Add dependencies on and for
        semantics.c.

Wed Mar 18 00:24:10 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (push_template_decl): Only check primary templates.

        * pt.c (check_explicit_specialization): Complain about default args
        in explicit specialization.

        * parse.y (nomods_initdcl0): Also call cp_finish_decl for a
        constructor_declarator.

Tue Mar 17 14:44:54 1998  Mark Mitchell  <mmitchell@usa.net>

        * typeck2.c (build_x_arrow): Don't crash when an aggregate type
        has no overloaded operator ->.

        * call.c (build_field_call): Don't crash when presented with a
        field that is actually a nested type.

        * decl.c (pushtag): Deal with friend class injection in local
        classes.

        * call.c (build_object_call): Don't crash if OBJ is a
        pointer-to-member-function.

Tue Mar 17 11:40:26 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (push_template_decl): Complain about template with C linkage,
        anonymous template class.

Mon Mar 16 12:10:39 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * class.c (pushclass): Only use the mi_matrix stuff #ifdef MI_MATRIX.
        * search.c: Likewise.

        * lex.c (do_pending_defargs): Only call
        maybe_{begin,end}_member_template_processing for FUNCTION_DECLs.

        * parse.y (initdcl0_innards): Move maybeasm back into initdcl0 et al.

Mon Mar 16 10:47:22 1998  Mark Mitchell  <mmitchell@usa.net>

        * parse.y: Deal with CONSTRUCTORS in new_initializers.

Mon Mar 16 10:54:21 1998  Mark Mitchell  <mmitchell@usa.net>

        * pt.c (tsubst_copy): Deal with BIND_EXPR in a way that more
        closely mimics the behavior in parse.y.
        (tsubst_expr): Return the resulting BLOCK when making a tsubst'ing
        into a compound statement.

Sun Mar 15 02:07:26 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * cp-tree.h (TEMPLATE_PARMS_FOR_INLINE): New macro.
        * pt.c (inline_needs_template_parms): New fn.
        (original_template): New fn.
        (push_inline_template_parms_recursive): New fn.
        (maybe_begin_member_template_processing): Use them.
        (maybe_end_member_template_processing): Likewise.
        (is_member_or_friend_template): Rename to is_member_template.
        Member functions of local classes are never member templates.

Sun Mar 15 01:14:22 1998  Kriang Lerdsuwanakij  <lerdsuwa@scf.usc.edu>

        * lex.c (do_identifier): Handle TEMPLATE_DECL that was
        added in the class scope to catch redefinition error.

        * pt.c (reduce_template_parm_level): Also copy
        the DECL_TEMPLATE_PARMS field.

Sun Mar 15 10:54:08 1998  Mark Mitchell  <mmitchell@usa.net>

        * pt.c (tsubst): Clear TYPE_REFERENCE_TO when creating a
        reduced-level template type parameter.

Sun Mar 15 12:26:02 1998  Manfred Hollstein  <manfred@s-direktnet.de>

        * cp-tree.h (struct lang_decl_flags): Add needs_final_overrider.
        (DECL_NEEDS_FINAL_OVERRIDER_P): New macro.
        * class.c (override_one_vtable): Set DECL_NEEDS_FINAL_OVERRIDER_P.
        * decl.c (duplicate_decls): Propagate it.
        * typeck2.c (abstract_virtuals_error): Use two loops to emit
        abstract virtual functions and virtual functions which need a
        final overrider separately.

Thu Mar 12 09:39:40 1998  Manfred Hollstein  <manfred@s-direktnet.de>

        * lang-specs.h: Properly put brackets around array elements in
        initializer.

        * typeck.c (build_binary_op_nodefault): Correctly place parens around
        && and || in expression.

Thu Mar 12 09:26:04 1998  Manfred Hollstein  <manfred@s-direktnet.de>

        * call.c (default_parm_conversions): Remove prototype definition.
        (build_method_call): Remove unused variable result.

        * cvt.c (ocp_convert): Remove unused variable conversion.

        * decl2.c (ambiguous_decl): Add explicit parameter definition for name.

        * except.c (do_unwind): #if 0 definition of unused variables fcall
        and next_pc.

        * expr.c (extract_scalar_init): #if 0 prototype and function
        definition.

        * init.c (expand_aggr_init_1): Remove unused variable init_type.
        (build_new_1): Remove unused variable t.

        * pt.c (instantiate_class_template): Remove unused variable newtag;
        cast called function return value to void.
        (do_decl_instantiation): Remove unused variables name and fn.

        * tree.c (get_type_decl): Add default return to shut up compiler from
        complaining control reaches end of non-void function.

        * typeck.c (build_x_conditional_expr): Remove unused variable rval.

Thu Mar 12 09:12:15 1998  Manfred Hollstein  <manfred@s-direktnet.de>

        * call.c (default_parm_conversions): Remove prototype definition.
        (build_method_call): Remove unused variable result.
        (build_over_call): Add default case in enumeration switch.

Thu Mar 12 08:39:13 1998  Manfred Hollstein  <manfred@s-direktnet.de>

        * decl2.c (lang_decode_option): Change j's type to size_t.

        * tree.c (layout_vbasetypes): record_align and desired_align are of
        type unsigned int; const_size and nonvirtual_const_size likewise.

Wed Mar 11 07:25:20 1998  Mark Mitchell  <mmitchell@usa.net>

        * parse.y (new_initializer): Make sure all initializers are
        lists.

Tue Mar 10 07:32:36 1998  Mark Mitchell  <mmitchell@usa.net>

        * decl2.c (import_export_decl): Mark tinfo functions for
        cv-qualified versions of class types as DECL_NOT_REALLY_EXTERN.

Fri Mar  6 23:27:35 1998  Jeffrey A Law  (law@cygnus.com)

        * method.c: Fix typo.

Fri Mar  6 10:06:59 1998  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * method.c: Include "system.h" to get stdlib.h, stdio.h,
        ctype.h, string.h, etc.
        (issue_nrepeats): Add default case in enumeration switch.
        (check_btype): Likewise.
        (process_overload_item): Likewise.

        * Makefile.in (method.o): Depend on system.h.

Wed Mar  4 22:26:53 1998  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

        * lex.c (do_scoped_id): Fix parenthesizing.

Wed Mar  4 12:11:53 1998  Michael Tiemann  <tiemann@axon.cygnus.com>

        * rtti.c (get_tinfo_fn_dynamic): If this function is called an
        FLAG_RTTI is unset, initialize type info machinery and continue
        with FLAG_RTTI enabled.
        (get_typeid): Likewise.

Wed Mar  4 11:47:55 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck.c (unary_complex_lvalue): &D::i has type B::* if i comes
        from B.

Wed Mar  4 11:28:08 1998  Mark Mitchell  <mmitchell@usa.net>

        * pt.c (finish_member_template_decl): Deal more gracefully with
        invalid declarations.

Tue Mar  3 01:38:17 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * cvt.c, decl.c, decl2.c, init.c, rtti.c, typeck.c, typeck2.c,
        cp-tree.h: Clean up more old overloading code, old RTTI code, and
        some formatting quirks.

        * call.c, class.c, cp-tree.h, cvt.c, decl.c, init.c, lex.c,
        method.c, pt.c, ptree.c, typeck.c: Remove support for
        -fno-ansi-overloading and overloading METHOD_CALL_EXPR.
        * class.h: Remove.
        * Makefile.in: Adjust.

        * pt.c (unify): Don't allow reduced cv-quals when strict.

        * call.c, class.c, pt.c, cp-tree.h: Remove nsubsts parm from
        *type_unification* and unify.

Mon Mar  2 12:11:06 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * parse.y (explicit_template_type): Remove TEMPLATE keyword.
        (nested_name_specifier): And add it before this use.
        (typename_sub0): And this use.  Also add use without the keyword.
        (typename_sub1): Likewise.
        * pt.c (instantiate_class_template): Don't actually instantiate
        anything if our type uses template parms.

Mon Mar  2 11:04:59 1998  Jim Wilson  <wilson@cygnus.com>

        * decl.c (start_function): Don't call temporary_allocation for a
        nested function.

Sun Mar  1 21:06:37 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (instantiate_class_template): Don't mess with friends if
        our type uses template parms.

Sat Feb 28 12:06:44 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * parse.y (nested_name_specifier): Use explicit_template_type.
        (typename_sub): Allow a template_type, an explicit_template_type,
        or an implicit template type at the end.
        * lex.c (yyprint): Handle a PTYPENAME being a TEMPLATE_DECL.
        * decl.c (make_typename_type): Handle template-id where the name
        is a TEMPLATE_DECL.
        * call.c (build_scoped_method_call): Handle member template
        destructor call.
        * pt.c (tsubst_copy, METHOD_CALL_EXPR): Don't assume a member
        destructor is represented by the type.

        * cp-tree.h (TYPENAME_TYPE_FULLNAME): New macro.
        * parse.y (nested_name_specifier): Add 'template' case.
        (explicit_template_type): New rule.
        (typename_sub): Use it.
        * decl.c (make_typename_type): Handle getting a template-id for NAME.
        * pt.c (tsubst): Likewise.

Fri Feb 27 11:17:50 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (add_to_template_args): Fix thinko.
        (instantiate_class_template): Call it later.

        * pt.c (get_class_bindings): Add outer_args parm.
        (most_specialized_class): Likewise.
        (instantiate_class_template): Pass it.
        (more_specialized_class): Likewise.
        (lookup_template_class): Get context from template if none
        was specified.
        (finish_member_template_decl): Don't do anything with a
        partial specialization.
        * decl2.c (check_member_template): Use IS_AGGR_TYPE instead of
        AGGREGATE_TYPE_P.
        * class.c (finish_struct): Member class templates have already been
        checked for name clashes.
        * decl.c (pushdecl_with_scope): Handle pushing at class level.

Fri Feb 27 02:25:16 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (tsubst, TEMPLATE_DECL): Support member class templates.
        (tsubst, *_PARM): Support multiple levels of template classes.
        (instantiate_class_template): Look up the pattern from the
        original template.
        (lookup_template_class): Handle getting a template for d1.
        (push_template_decl): Correct setting of 'primary'.
        (reduce_template_parm_level): Add 'levels' parm.
        (finish_member_template_decl): Support member class templates.
        (template_class_depth): Handle multiple levels.
        * parse.y (component_decl_1, fn.def2): Remove member template case.
        (component_decl): Add member template cases.
        * decl2.c (check_member_template): We now handle member template
        classes.
        * decl.c (pushtag): Handle member templates.
        * method.c (do_inline_function_hair): Don't touch
        IDENTIFIER_GLOBAL_VALUE.
        * init.c (build_offset_ref): If name isn't an identifier, just
        return it.
        * spew.c (yylex): Handle PTYPENAME like TYPENAME.

        * typeck.c (get_delta_difference): Do adjust for conversions to
        and from virtual base.

Wed Feb 25 09:51:29 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck.c (get_delta_difference): Give hard error for conversion
        from virtual base.

        * cp-tree.h: Tweak formatting.

Wed Feb 25 00:35:33 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (push_namespace): Handle redeclaration error.

        * cp-tree.h (IDENTIFIER_NAMESPACE_VALUE): New macro.
        (IDENTIFIER_NAMESPACE_BINDINGS): New macro.
        (NAMESPACE_BINDING): New macro.
        (IDENTIFIER_GLOBAL_VALUE): Use NAMESPACE_BINDING.
        * *.c: Use them.

        * pt.c (push_template_decl): Use innermost_args.

        * decl.c (get_unique_name): Tweak from earlier in the name.

Tue Feb 24 22:15:04 1998  Martin von Loewis  <loewis@informatik.hu-berlin.de>

        * cp-tree.def: Add CPLUS_BINDING node.
        * cp-tree.h (tree_binding): New struct.
        (BINDING_SCOPE, BINDING_VALUE): New macros.
        (current_namespace, global_namespace): Declare extern.
        (struct lang_decl_flags): New field in_namespace.
        (DECL_NAMESPACE_USING, DECL_NAMESPACE_USERS): New macros.
        (DECL_NAMESPACE, SET_DECL_NAMESPACE): New macros.
        (TREE_INDIRECT_USING): New macro.
        * decl2.c (current_namespace, global_namespace): Declare.  The
        value is a NAMESPACE_DECL now, not a TREE_LIST.
        (is_namespace_ancestor, namespace_ancestor): New static functions.
        (add_using_namespace, ambiguous_decl): Likewise.
        (lookup_using_namespace): New support function for lookup_name.
        (qualified_lookup_using_namespace): New support function for
        do_scoped_id and lookup_namespace_name.
        (get_namespace_id): Mark as obsolete.
        (current_namespace_id): Likewise.
        (do_namespace_alias): Implement.
        (do_using_directive): Implement as call to add_using_namespace.
        * decl.c (binding_for_name): New function.
        (push_namespace, pop_namespace): Implement.
        (push_decl): Don't install a FUNCTION_DECL in the global branch.
        (lookup_namespace_name): Implement using qualified lookup.
        (lookup_name_real): For global scoping, lookup in
        global_namespace.  For namespace scoping, lookup in given
        namespace.  For unscoped lookup, iterate over namespace,
        considering using directives.
        (init_decl_processing): Initialize global_namespace.
        (grokvardecl): Build assembler name as static name for globals.
        (grokdeclarator): Remove old namespace mangling.
        (xref_tag): When installing a global binding for the
        tag, make sure we have an identifier.
        * method.c (build_overload_nested_name): Mangle namespaces.
        (build_qualified_name): Likewise.
        (build_decl_overload_real): Likewise.
        * lex.c (build_lang_decl): Set namespace for new declaration to
        current_namespace.
        (do_scoped_id): Find global names in global or current
        namespace, or using qualified namespace lookup, depending on
        context.
        * init.c (build_member_call): When scope is namespace, use
        build_x_function_call instead.
        (build_offset_ref): When scope is namespace, collapse processing
        to lookup_namespace_name instead.
        * error.c (dump_decl): Support NAMESPACE_DECL.
        * decl.c (pushdecl): Bind globals to current namespace.
        (push_overloaded_decl): Likewise.
        (lookup_tag): Likewise.
        (lookup_name_current_level): Likewise.
        (xref_tag): Likewise.
        (start_function): Likewise.
        * lex.c (do_identifier): Likewise.
        (identifier_typedecl_value): Likewise.
        (real_yylex): Likewise.
        * method.c (do_inline_function_hair): Likewise.
        * parse.y (unscoped): Likewise.
        * pt.c (check_explicit_specialization): Likewise.
        (lookup_template_class): Likewise.
        * rtti.c (call_void_fn): Likewise.
        * sig.c (build_sigtable): Likewise.
        * ptree.c (lang_print_xnode): New function.

Tue Feb 24 01:40:24 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (instantiate_class_template): Don't instantiate if pedantic
        and the args use template parms.

        * pt.c (push_tinst_level): If the instantiation uses template parms,
        fail silently.
        * decl.c (xref_basetypes): Do call complete_type for basetypes
        that involve template parameters.

Tue Feb 24 00:36:43 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck2.c (process_init_constructor): Fix labeled init check.

Mon Feb 23 05:08:55 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c, call.c, decl.c, method.c, cp-tree.h: Remove unused NARGS
        argument to tsubst and friends.

        * pt.c (tsubst, FUNCTION_DECL): Tidy.

        * typeck.c (build_x_function_call): Handle static member function
        templates like non-templates.  Handle friend templates like normal
        function templates.
        * pt.c (tsubst, *_PARM): Don't use orig_level.
        (get_bindings): Don't call add_to_template_args.
        (instantiate_template): Likewise.
        (tsubst, FUNCTION_DECL): Call add_to_template_args as appropriate.
        * ptree.c (print_lang_type): Print index/level for template parms.

Mon Feb 23 02:52:29 1998  Mark Mitchell  <mmitchell@usa.net>

        * Make-lang.in (cc1plus): Note that cc1plus depends on
        cp/cp-tree.h and cp/cp-tree.def.

        * cp-tree.def (TEMPLATE_CONST_PARM): Remove.
        (TEMPLATE_PARM_INDEX): New tree code, used to indicate a
        position in a template parameter list.
        * cp-tree.h (template_parm_index): New structure, used as the tree
        structure for a TEMPLATE_PARM_INDEX.
        (TEMPLATE_PARM_IDX): New macro.
        (TEMPLATE_PARM_LEVEL): Likewise.
        (TEMPLATE_PARM_DESCENDANTS): Likewise.
        (TEMPLATE_PARM_ORIG_LEVEL): Likewise.
        (TEMPLATE_PARM_DECL): Likewise.
        (TEMPLATE_TYPE_PARM_INDEX): Likewise.
        (TEMPLATE_TYPE_ORIG_LEVEL): Likewise.
        (TEMPLATE_TYPE_DECL): Likewise.
        (TEMPLATE_CONST_IDX): Remove.
        (TEMPLATE_CONST_LEVEL): Likewise.
        (TEMPLATE_CONST_SET_INFO): Likewise.
        (TEMPLATE_TYPE_SET_INFO): Likewise.
        (TEMPLATE_TYPE_IDX): Redefine in terms of TEMPLATE_PARM_INDEX
        node.
        (TEMPLATE_TYPE_LEVEL): Likewise.
        * decl.c (decls_match): Call comp_template_parms, rather than
        expanding it inline.
        (duplicate_decls): If two template declarations are being merged,
        then their TEMPLATE_INFOs should be merged as well.
        (grokfndecl): Save template-id information when declaring a friend
        with explicit template arguments.  Pass arguments to
        check_explicit_specialization via correct convention; at some
        point check_explicit_specialization changed, but these call-sites
        did not.
        (grokdeclarator): Tidy up slightly.
        * decl2.c (check_classfn): Tidy up slightly.  Don't assume that
        two template functions with the same DECL_ASSEMBLER_NAME the same,
        since the names are not yet mangled.
        * error.c (dump_decl): Use TEMPLATE_PARM_INDEX instead of
        TEMPLATE_CONST_PARM.
        (dump_expr): Likewise.  Use the TEMPLATE_PARM_DECL to get at the
        decl for a non-type parameter, rather than printing `<tparm ...>'.
        * friend.c (is_friend): Handle TEMPLATE_DECL friends.
        (do_friend): Deal with template friends.
        * lex.c (do_pending_inlines): Call
        maybe_begin_member_template_processing, rather than
        conditionally calling begin_member_template_processing.
        (process_next_inline): Likewise.  Call
        maybe_end_member_template_processing, rather than
        conditionally calling end_member_template_processing.
        (do_pending_defargs): Likewise.
        (do_identifier): Use TEMPLATE_PARM_INDEX instead of
        TEMPLATE_CONST_PARM.
        * method.c (build_mangled_template_parm_index): New function.
        (build_overload_value): Use it.
        (build_overload_name): Likewise.
        * pt.c (finish_member_template_decl): Allow friend declarations.
        (template_class_depth): New function.
        (is_member_template): Rename, and modify, to become...
        (is_member_or_friend_template): New function.
        (end_member_template_processing): Rename, and modify, to become...
        (maybe_end_member_template_processing).
        (build_template_parm_index): New function.
        (reduce_template_parm_level): New function.
        (process_template_parm): Modify to use build_template_parm_index.
        (push_template_decl): Deal with friend templates.
        (uses_template_parms): Use TEMPLATE_PARM_INDEX instead of
        TEMPLATE_CONST_PARM.
        (tsubst_friend_function): New function.
        (instantiate_class_template): Generate the DECL_FRIENDLIST
        for a new instantiation by using tsubst_friend_function rather
        than just tsubst.
        (tsubst): Don't tsubst into a type which is a TEMPLATE_DECL.
        Use TEMPLATE_PARM_INDEX instead of TEMPLATE_CONST_PARM, and the
        appropriate new macros.  Use reduce_template_parm_level to
        generate lower-level template parameters.  Handle tsubst'ing into
        TEMPLATE_DECLS that declare TEMPLATE_TEMPLATE_PARMS.  Don't forget
        to tsubst the DECL_CONTEXT and DECL_CLASS_CONTEXT of newly created
        templates.  Similarly for the template parameters for a new
        template.
        (tsubst_copy): Tidy up slightly.  Use TEMPLATE_PARM_INDEX instead
        of TEMPLATE_CONST_PARM.  Handle TYPE_DECLs by tsubsting into them.
        (unify): Use TEMPLATE_PARM_INDEX instead of TEMPLATE_CONST_PARM.
        (get_bindings): Call add_to_template_args if necessary.
        (instantiate_decl): Handle instantiations of friend templates.
        * search.c (lookup_field_1): Don't treat the TYPE_FIELDS of a
        TEMPLATE_TYPE_PARM as a list of fields; it's not!
        * spew.c (yylex): Do a little manual constant propagation to
        clarify the code.

Sun Feb 22 19:53:29 1998  Jeffrey A Law  (law@cygnus.com)

        * error.c: Include sys/types.h.

Thu Feb 19 14:49:09 1998  Jeffrey A Law  (law@cygnus.com)

        * method.c (build_mangled_name): Start CPP directives in column zero.

Thu Feb 19 10:36:48 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck2.c (process_init_constructor): Sorry about non-trivial
        labeled initializers.
        * parse.y (initlist): Re-enable labeled initializers.

Thu Feb 19 10:15:55 1998  Kriang Lerdsuwanakij  <lerdsuwa@scf.usc.edu>

        * pt.c (coerce_template_parms): Add a new parameter, is_tmpl_parm,
        all callers changed.  Rely on the new parameter instead of arg
        being a TREE_LIST when determine whether we are working inside
        template template parameter.  Clean up is_type test.

Thu Feb 19 10:04:12 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * cvt.c (cp_convert_to_pointer): Preserve TREE_CONSTANT.
        * typeck2.c (initializer_constant_valid_p): Allow conversions
        between pointers and references.

1998-02-19  Brendan Kehoe  <brendan@cygnus.com>

        * typeck.c (build_unary_op): Only warn about incr/decr a pointer
        if pedantic || warn_pointer_arith.

Thu Feb 19 09:37:21 1998  Kriang Lerdsuwanakij  <lerdsuwa@scf.usc.edu>

        * pt.c (unify): Handle TEMPLATE_DECL.

1998-02-18  Brendan Kehoe  <brendan@cygnus.com>

        * cp-tree.h (strip_attrs): Remove decl.

1998-02-18  Doug Evans  <devans@cygnus.com>

        * decl.c (duplicate_decls): Call merge_machine_decl_attributes.
        Update olddecl's attributes too.
        (strip_attrs): Remove function.
        * typeck.c (common_type): Call merge_machine_type_attributes.

Tue Feb 17 14:07:52 1998  Mark Mitchell  <mmitchell@usa.net>

        * parse.y (initdcl0_innards): New grammar symbol.
        (nomods_initdecls, nomods_initdcl0): Change type from itype to
        none, since the resulting value is never used.
        (parse_decl): New function.
        (datadef): Remove redundant actions.
        (initdcl0, notype_initdcl0, nomods_initdcl0): Use initdcl0_innards.
        * parse.c: Regenerated.

Tue Feb 17 11:54:16 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * parse.y (simple_stmt): Use getdecls() to check for decl.

Sat Feb 14 11:50:51 1998  Manfred Hollstein  <manfred@s-direktnet.de>

        * Make-lang.in (DEMANGLER_INSTALL_NAME, DEMANGLER_CROSS_NAME): New
        macros.
        (c++.install-common): Install c++filt properly as native or as cross
        variant.
        (c++.uninstall): Add c++filt.

Fri Feb 13 14:55:37 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * call.c (standard_conversion): Fix multi-level ptr conversions.

Fri Feb 13 14:06:22 1998  Mike Stump  <mrs@wrs.com>

        * init.c (build_new): Propagate error_mark_node up.

Fri Feb 13 13:24:32 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * parse.y (simple_stmt): If the condition isn't a declaration,
        start the controlled block after the test.

Fri Feb 13 02:26:10 1998  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

        * call.c (build_over_call): Convert builtin abs, labs and fabs to
        tree-codes.
        * decl.c (init_decl_processing): Re-enable abs, labs and fabs as
        builtins.

Fri Feb 13 01:36:42 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * call.c (standard_conversion): A BASE_CONV replaces an RVALUE_CONV.

Fri Feb 13 00:21:59 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * cp-tree.h: Add access_protected_virtual_node.
        * class.c (init_class_processing): Initialize it.
        * decl.c (xref_basetypes): Use it.
        * parse.y (base_class_access_list): Likewise.

        * Make-lang.in (DEMANGLER_PROG): Add $(exeext).
        (c++.install-common): Install c++filt.

Thu Feb 12 12:46:51 1998  Benjamin Kosnik  <bkoz@rhino.cygnus.com>

        * decl.c (shadow_tag): Give error for typedef-ing built-in types.

Wed Feb 11 23:28:05 1998  Mark Mitchell  <mmitchell@usa.net>

        * call.c (reference_binding): Use comptypes when comparing
        TYPE_MAIN_VARIANTS to handle non-canonical array/index types.

Wed Feb 11 16:42:04 1998  Mark Mitchell  <mmitchell@usa.net>

        * tree.c (is_overloaded_fn): Use really_overloaded_fn.
        (really_overloaded_fn): Move check here from is_overloaded_fn.
        (get_first_fn): Use really_overloaded_fn and is_overloaded_fn.

Wed Feb 11 15:54:18 1998  Mark Mitchell  <mmitchell@usa.net>

        * typeck.c (build_ptrmemfunc): Type-check pointer-to-member
        conversions.

Mon Feb  9 22:23:31 1998  Mark Mitchell  <mmitchell@usa.net>

        * cp-tree.h (push_template_decl): Return the decl passed in, or an
        equivalent duplicate.
        * decl.c (pushtag): Use the return value from push_template_decl.
        (duplicate_decls): When duplicating a template declaration, merge
        the DECL_TEMPLATE_RESULTs as well.
        (make_implicit_typename): Don't try to dive into typename types to
        find a context for making a new implicit typename.
        (start_decl): Use the return value from push_template_decl.
        (grokdeclarator): Complain about declarations list `const operator
        int'.  Since we don't correctly handle in-class initializations of
        non-static data members, complain about this (now illegal)
        practice.  Issue an error for initializations of non-const statics
        since that is illegal as well, and since we don't handle that case
        correctly either.
        (start_function): Use the return value from push_template_decl.
        (start_method): Likewise.
        * decl2.c (grokfield): Likewise.  Since the change to
        grokdeclarator ensures that all initialized fields are in fact
        static, remove a redundant test for TREE_PUBLIC.
        * parse.y (initlist): Disable labeled initializers since they do
        not work as per the documentation, and since they do not use the
        same syntax as the C front end.
        * pt.c (push_template_decl): Return the decl passed in, or an
        equivalent duplicate.
        (lookup_template_class): When searching in a nested context,
        use the right arguments.
        (uses_template_parms): Handle the DECL_INITIAL for a CONST_DECL.
        * typeck.c (build_component_ref): Assign the correct type to the
        result of build_vfn_ref.

Tue Feb 10 23:56:46 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (convert_nontype_argument): Fix typo.
        (check_explicit_specialization): Allow old-style specialization
        of class template members.

Tue Feb 10 20:36:52 1998  Jason Merrill  <jason@yorick.cygnus.com>
                          Manfred Hollstein  <manfred@s-direktnet.de>

        * decl.c (grokdeclarator): Use DECL_USE_TEMPLATE instead
        when deciding to override DECL_ASSEMBLER_NAME.

Tue Feb 10 15:30:55 1998  Andrew MacLeod  <amacleod@torpedo.to.cygnus.com>

        * decl2.c (lang_f_options): Add -fsquangle to option processing list.
        * cp-tree.h (flag_do_squangling): Add declaration.
        * lang-options.h: Add -fsquangle and -fno-squangle.
        * method.c: Add macros and static variables for squangling.
        (build_overload_name): Rename to build_mangled_name, add logic for B
        compression, and split into process_modifiers and
        process_overload_item.
        (process_modifiers): New function, to handle constant, reference,
        and pointer types.
        (process_overload_item): New function, handles issue of type codes.
        (build_overload_name): New function, start squangling and call
        build_mangled_name.
        (ALLOCATE_TYPEVEC, DEALLOCATE_TYPEVEC): Remove macro and expand inline.
        (start_squangling): New function to initialize squangling structs.
        (end_squangling): New function to destroy squangling structs.
        (nrepeats): Rename variable to Nrepeats.
        (issue_nrepeats): New function for issuing 'n' type repeats.
        (check_ktype): New function to check for type K name compression.
        (build_overload_nested_name): Add a check for K name compression.
        (build_qualified_name): Add a check for K name compression and don't
        use DECL_ASSEMBLER_NAME when squangling is on.
        (check_btype): New function, checks for B type compression.
        (build_static_name, build_decl_overload_real): Initiate squangling.
        (build_typename_overload, build_overload_with_type): Initiate
        squangling

Sun Feb  8 23:47:38 1998  scott snyder  <sss@d0linux01.fnal.gov>

        * method.c (make_thunk): Avoid name buffer overflow.

Sat Feb  7 16:48:54 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (instantiate_decl): Call cp_finish_decl for vars even if we
        don't define them yet.

        * parse.y (nomods_initdcl0): Add constructor_declarator case.

Fri Feb  6 21:32:25 1998  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

        * config-lang.in (diff_excludes): Use basename only.

Thu Feb  5 19:10:40 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * tinfo2.cc: Add tinfo for signed char.

Thu Feb  5 14:38:23 1998  Mike Stump  <mrs@wrs.com>

        * search.c (compute_access): Handle protected constructors in derived
        classes as accessible.

Wed Feb  4 01:26:49 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * expr.c (cplus_expand_expr, PCC_STATIC_STRUCT_RETURN code):
        Call convert_from_reference sooner.

Tue Feb  3 23:50:52 1998  Mark Mitchell  <mmitchell@usa.net>

        * cvt.c (ocp_convert): Obtain the constant values from constant
        decls even if the destination type is the same as the type of the
        decl.

        * decl2.c (finish_file): Make sure that static inlines with
        definitions are not marked DECL_EXTERNAL before returning.

Tue Feb  3 22:43:42 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c: Lose arg_looking_for_template.
        (lookup_name_real): Likewise.
        * parse.y: Lose processing_template_arg, template_arg1.
        (primary): Likewise.
        * spew.c (yylex): Set lastiddecl for PTYPENAMEs, too.

Tue Feb  3 22:04:01 1998  Kriang Lerdsuwanakij  <lerdsuwa@scf.usc.edu>

        * error.c (dump_decl): Fix type of default arguments for template
        template parameters and nontype template parameters.
        * parse.y (template_parm): Handle invalid default template
        template arguments here.

        * parse.y (template_parm): Use template_arg instead of PTYPENAME
        for default template template argument.
        * pt.c (coerce_template_parms): Merge default template argument
        codes.  Can treat RECORD_TYPE as template name if it is implicitly
        created.  Fix argument index in error message.
        * typeck.c (comptypes): Merge template argument comparison codes in
        TEMPLATE_TEMPLATE_PARM and RECORD_TYPE.

Tue Jan  6 01:42:44 1998  Mumit Khan  <khan@xraylith.wisc.edu>

        * lex.c (file_name_nondirectory): Also check for '/'.

Mon Feb  2 11:24:22 1998  Mark Mitchell  <mmitchell@usa.net>

        * parse.y (primary): Deal with statement-expressions in
        templates.
        * pt.c (tsubst_copy): Handle BIND_EXPR.
        * tree.c (mapcar): Likewise.

        * call.c (add_template_candidate_real): Pass extra parameter to
        fn_type_unification.
        * cp-tree.h (fn_type_unification): Add parameter.
        * pt.c (fn_type_unification): Add additional parameter to deal with
        static member functions.
        (get_bindings): Deal with static member functions.

        * cp-tree.h (DECL_NONSTATIC_MEMBER_FUNCTION_P): New macro.
        (revert_static_member_fn): Declare.
        * decl.c (revert_static_member_fn): Remove declaration.  Change
        linkage from internal to external.
        (cp_finish_decl): Deal with virtual functions in classes local to
        template functions.
        * decl2.c (finish_file): Don't forget to emit increment/decrement
        expressions in initializers for file-scope variables.
        * parse.y (typename_sub2): If the typename doesn't names a
        template, rather than a type, issue an error message.
        * pt.c (check_explicit_specialization): Handle specializations of
        static member functions.
        (coerce_template_parms): Handle offset references to lists of
        member functions.
        * search.c (note_debug_info_needed): Don't crash when handed a
        type which is being defined.
        * typeck.c (complete_type): Don't crash when handed NULL_TREE;
        that can happen with some illegal code.

Mon Feb  2 00:57:38 1998  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * call.c (user_harshness): Initialize `code' to 0.
        (build_method_call): Initialize `candidates', `cp' and `len' to 0.
        (null_ptr_cst_p): Add parentheses around && within ||.
        (standard_conversion): Likewise.
        (z_candidate): Likewise.
        (build_user_type_conversion_1): Initialize `args' to NULL_TREE.
        (build_object_call): Likewise for `mem_args'.
        (build_new_op): Likewise for `mem_arglist'.  Add `return' from
        default case in enumeration switch.

        * class.c (build_vtable_entry): Add explicit braces to avoid
        ambiguous `else'.
        (build_class_init_list): Likewise.
        (finish_struct_1): Initialize `width' to 0.
        (instantiate_type): Initialize `name' to NULL_TREE.  Add
        explicit braces to avoid ambiguous `else'.

        * cvt.c (convert_to_aggr): Add explicit braces to avoid ambiguous
        `else'.

        * decl.c (grok_reference_init): Eliminate unused parameter, all
        callers changed.
        (record_builtin_type): Initialize `tdecl' to NULL_TREE.
        (init_decl_processing): Initialize `vb_off_identifier' to NULL_TREE.
        (cp_finish_decl): Initialize `ttype' to NULL_TREE.
        (grokdeclarator): Add parentheses around && within ||.  Add
        explicit braces to avoid ambiguous `else'.
        (grokparms): Initialize `type' to NULL_TREE.
        (xref_tag): Remove unused label `just_return'.
        (finish_enum): Initialize `minnode' and `maxnode' to NULL_TREE.
        (finish_function): Initialize `cond' and `thenclause' to NULL_TREE.
        (hack_incomplete_structures): Add parentheses around assignment
        used as truth value.

        * decl2.c (coerce_delete_type): Hide definition of `e3'.

        * error.c: Include <stdlib.h>.
        (dump_expr): Change the type of `i' to size_t.  Remove unused
        label `error'.

        * except.c (init_exception_processing): Remove unused variable `d'.
        (expand_throw): Likewise for `label'.

        * friend.c (add_friends): Add explicit braces to avoid ambiguous
        `else'.

        * init.c (sort_member_init): Initialize `last_field' to NULL_TREE.
        (sort_base_init): Likewise for `binfo'.
        (expand_member_init): Likewise for `rval'.
        (build_member_call): Add parentheses around assignment used as
        truth value.
        (build_offset_ref): Add explicit braces to avoid ambiguous `else'.
        (build_new): Initialize `nelts' to NULL_TREE.  Initialize
        `old_immediate_size_expand' to 0.
        (build_new_1): Initialize `nelts' and `alloc_node' to NULL_TREE.
        (build_vec_delete_1): Remove unused variable `block'.
        (expand_vec_init): Initialize `itype' to NULL_TREE.

        * lex.c: Include <strings.h> if we don't have <string.h>.  Protect
        declaration of `index' and `rindex' with autoconf macros.
        (reinit_parse_for_expr): Remove unused variables
        `look_for_semicolon' and `look_for_lbrac'.
        (cons_up_default_function): Initialize `args' to NULL_TREE.
        (readescape): Initialize `firstdig' to 0.
        (real_yylex): Add parentheses around assignment used as truth value.

        * method.c: Include <strings.h> if we don't have <string.h>.
        Protect declaration of `index' with autoconf macro.

        * parse.y (primary): Add explicit braces to avoid ambiguous `else'.
        Initialize `type' to NULL_TREE.
        (structsp): Remove unused variable `id'.

        * pt.c (coerce_template_parms): Add explicit braces to avoid
        ambiguous `else'.
        (lookup_template_class): Initialize `template' to NULL_TREE.
        (instantiate_class_template): Remove unused variable `name' and `e'.
        (tsubst): Likewise for `i'.  Initialize `last' to NULL_TREE.
        (do_poplevel): Initialize `saved_warn_unused' to 0.
        (type_unification): Remove unused varable `parm'.
        (unify): Likewise for `j'.

        * repo.c (init_repo): Add parentheses around assignment used as
        truth value.
        (finish_repo): Remove unused varable `p'.

        * search.c (get_binfo): Initialize `type' to NULL_TREE.
        (get_base_distance): Likewise.
        (lookup_field): Initialize `rval_binfo_h', `type', `basetype_path'
        and `new_v' to NULL_TREE.
        (lookup_fnfields): Likewise for `rval_binfo_h'.
        (breadth_first_search): Add parentheses around assignment used as
        truth value.
        (get_template_base): Initialize `type' to NULL_TREE.

        * sig.c (append_signature_fields): Initialize `last_mfptr' to
        NULL_TREE.
        (build_signature_table_constructor): Likewise for
        `last_rhs_field', `pfn' and `vt_off'.
        (build_sigtable): Likewise for `init'.

        * tree.c (break_out_calls): Initialize `t2' to NULL_TREE.
        (propagate_binfo_offsets): Likewise for `delta'.
        (hash_tree_cons): Initialize hashcode to 0.
        (can_free): Likewise for `size'.
        (cp_tree_equal): Add explicit braces to avoid ambiguous `else'.

        * typeck.c (convert_sequence): Hide prototype.
        (common_type): Add explicit braces to avoid ambiguous `else'.
        (comp_target_types): Likewise.
        (build_x_function_call): Initialize `ctypeptr' to NULL_TREE.
        (build_function_call_real): Add explicit braces to avoid ambiguous
        `else'.
        (convert_arguments): Initialize `called_thing' to 0.
        (convert_for_initialization): Initialize `savew' and `savee' to 0.

        * typeck2.c (incomplete_type_error): Initialize `errmsg' to 0.
        (digest_init): Initialize `old_tail_contents' to NULL_TREE.
        (build_x_arrow): Likewise for `last_rval'.

        * xref.c (GNU_xref_decl): Initialize `cls' to 0.

Sun Feb  1 12:45:34 1998  J"orn Rennecke  <amylaar@cygnus.co.uk>

        * decl.c (init_decl_processing): Use set_sizetype.
        * decl2.c (sizetype): Don't declare.
        * typeck.c (c_sizeof): Convert result of *_DIV_EXPR to sizetype.
        (c_sizeof_nowarn, build_binary_op_nodefault): Likewise.
        (build_component_addr, unary_complex_lvalue): Likewise.
        * rtti.c (expand_class_desc): Likewise.
        * class.c (get_vfield_offset): Likewise.

Thu Jan 29 10:39:30 1998  Mark Mitchell  <mmitchell@usa.net>

        * pt.c (convert_nontype_argument): Move check for is_overloaded_fn
        early to avoid bogus error.  Handle overloaded function
        names provided as template arguments correctly.
        (coerce_template_parms): Don't mishandle overloaded functions when
        dealing with template template parameters.
        (lookup_template_class): Issue an error message, rather than
        crashing, when the TYPE_DECL provided is not a template type.

Wed Jan 28 23:14:44 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * class.c (instantiate_type): Don't just return a known type if
        it's wrong.

Wed Jan 28 11:04:07 1998  Mark Mitchell  <mmitchell@usa.net>

        * class.c (instantiate_type): Remove handling of FUNCTION_DECL
        since that code could never be reached.

        * error.c (dump_decl): Avoid aborting in the midst of printing an
        error message about an illegal template declaration.

        * parse.y (structsp): Print an error message, rather than crashing,
        when a class-head does not name a class.

        * pt.c (convert_nontype_argument):  Allow REAL_TYPE and COMPLEX_TYPE
        template arguments as a g++ extension.

        * cp-tree.def (ALIGNOF_EXPR): New tree code.
        * decl2.c (grok_alignof): If processing_template_decl, just store
        the expression.
        * typeck.c (c_alignof): Likewise.
        * decl2.c (build_expr_from_tree): Handle ALIGNOF_EXPR.
        * error.c (dump_expr): Likewise.
        * pt.c (tsubst_copy): Likewise.
        * tree.c (cp_tree_equal): Likewise.
        * pt.c (uses_template_parms): Correctly determine whether or not a
        SIZEOF_EXPR/ALIGNOF_EXPR uses template parameters so that constant
        folding can be done.

        * cp-tree.h (grok_enum_decls): Remove type parameter.
        * decl.c (grok_enum_decls): Likewise.
        * decl2.c (grok_x_components): Call grok_enum_decls
        unconditionally, since it will do nothing if there is no
        current_local_enum.  Use the new calling sequence.
        * pt.c (tsubst_enum): Use the new calling sequence for
        grok_enum_decls.

        * decl.c (start_function): Make member functions of local classes
        in extern inline functions have comdat linkage here...
        (grokdeclarator): Rather than here.

Wed Jan 28 10:55:47 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (convert_nontype_argument): Use decl_constant_value.

Tue Jan 27 16:42:21 1998  Mark Mitchell  <mmitchell@usa.net>

        * call.c (add_template_candidate_real): New function.
        (add_template_candidate): Use it.
        (add_template_conv_candidate): Likewise.
        (joust): Pass extra argument to more_specialized.
        * class.c (instantiate_type): Handle a single FUNCTION_DECL.
        (is_local_class): Remove.
        (finish_struct): Check TI_PENDING_SPECIALIZATION_FLAG.
        * cp-tree.h (is_local_class): Remove.
        (perform_array_to_pointer_conversion): Likewise.
        (finish_member_template_decl): Add.
        (check_explicit_specialization): Return a tree, not an int.
        (more_specialized): Take additional argument.
        (get_bindings): Likewise.
        (TI_PENDING_SPECIALIZATION_FLAG): New macro.
        * cvt.c (perform_qualification_conversions): Use comp_ptr_ttypes.
        (perform_array_to_pointer_conversion): Remove.
        * decl.c (saved_scope): Add processing_specialization,
        processing_explicit_instantiation fields.
        (maybe_push_to_top_level): Save them.
        (pop_from_top_level): Restore them.
        (grokfndecl): Use new return value from
        check_explicit_specialization.
        (start_decl): Don't check flag_guiding_decls before pushing
        decls.
        (cp_finish_decl): Remove previous (bogus) change.
        (grok_declarator): Use decl_function_context rather than
        is_local_class.
        * decl2.c (finish_file): Pass extra argument to get_bindings.
        (build_expr_from_tree): Let build_x_component_ref check
        validity of arguments rather than doing it here.
        * lex.c (cons_up_default_function): Remove code fooling with
        processing_specialization, processing_explicit_instantiation
        flags, as that is now done in {maybe_push_top,pop_from}_top_level.
        * method.c (build_overload_identifier): Mangle local classes in
        template functions correctly.
        * parse.y (finish_member_template_decl): Move to pt.c.
        * pt.c (finish_member_template_decl): Moved here from parse.y.
        (print_candidates): New function.
        (determine_specialization): Change interface.  Properly look for
        most specialized versions of template candidates.
        (check_explicit_specialization): Fully process explicit
        instantiations.
        (push_template_decl): Avoid looking at CLASSTYPE fields in
        FUNCTION_DECLS.
        (determine_overloaded_function): Remove.
        (convert_nontype_argument): Change name from
        convert_nontype_parameter.  Use determine_overloaded_function
        instead of instantiate_type.
        (mangle_class_name_for_template): Handle type contexts as well as
        function contexts.
        (classtype_mangled_name): Likewise.
        (lookup_template_class): Likewise.
        (tsubst): Likewise.
        (more_specialized): Take explicit template arguments as a
        parameter.
        (most_specialized): Likewise.
        (get_bindings): Likewise.  Check that return types match before
        proclaiming a function a match.
        (do_decl_instantiation): Remove code searching for function to
        instantiate; that is now done in check_explicit_specialization.
        (add_maybe_template): Pass extra argument to get_bindings.
        * tree.c (really_overloaded_fn): Use is_overloaded_fn to simplify
        implementation.
        * typeck.c (build_component_ref): Check for invalid arguments.

Tue Jan 27 01:44:02 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * expr.c (cplus_expand_expr, AGGR_INIT_EXPR): Don't check that
        return_target and call_target are equivalent.

        * pt.c (type_unification_real): Just accept function parms that
        don't use any template parms.

Sun Jan 25 03:30:00 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (cp_finish_decl): When bailing on a comdat variable, also
        unset DECL_NOT_REALLY_EXTERN.

        * parse.y (typename_sub*): Fix std::.

Sat Jan 24 12:13:54 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * error.c (dump_decl): Fix type default template args.
        (dump_type): Hand TEMPLATE_DECL off to dump_decl.

Fri Jan 23 18:34:37 1998  Mumit Khan  <khan@xraylith.wisc.edu>

        * lex.c (DIR_SEPARATOR): Define to be '/' if not already defined.
        (file_name_nondirectory): Use.

Wed Jan 21 10:29:57 1998  Kriang Lerdsuwanakij  <lerdsuwa@scf.usc.edu>

        * pt.c (coerce_template_parms): Don't access elements of ARGLIST
        that are not really present.  Substitute default arguments in
        template template arguments.  Correctly convert TEMPLATE_DECL to
        TEMPLATE_TEMPLATE_PARM.
        (comp_template_args): TEMPLATE_DECL and TEMPLATE_TEMPLATE_PARM
        are no longer treated specially here.
        * parse.y (template_template_parm): Fix copy error.
        * decl.c (grokdeclarator): Warn about missing `typename' for nested
        type created from template template parameters.
        * parse.y (bad_parm): Likewise

        * class.c (finish_struct): Handle TEMPLATE_TEMPLATE_PARM.
        (push_nested_class): Likewise.
        * cp-tree.def (TEMPLATE_TEMPLATE_PARM): New tree code.
        * cp-tree.h (DECL_TEMPLATE_TEMPLATE_PARM_P): New macro.
        (copy_template_template_parm): Declare.
        * decl.c (arg_looking_for_template): New variable.
        (lookup_name_real): Handle TEMPLATE_TEMPLATE_PARM.
        Try to return TEMPLATE_DECL or TEMPLATE_TEMPLATE_PARM
        node if arg_looking_for_template is nonzero.
        (pushdecl): Handle TEMPLATE_TEMPLATE_PARM.
        (grok_op_properties, xref_tag, xref_basetypes): Likewise.
        (grokdeclarator): Handle TEMPLATE_DECL.
        * decl2.c (constructor_name_full): Handle TEMPLATE_TEMPLATE_PARM.
        * error.c (dump_type): Add TEMPLATE_DECL and TEMPLATE_TEMPLATE_PARM.
        (dump_type_prefix, dump_type_suffix): Handle TEMPLATE_TEMPLATE_PARM.
        (dump_decl): Handle unnamed template type parameters.
        Handle template template parameters.
        (dump_function_name): Handle template template parameters.
        * init.c (is_aggr_typedef, is_aggr_type, get_aggr_from_typedef):
        Handle TEMPLATE_TEMPLATE_PARM.
        * method.c (build_template_template_parm_names): New function.
        (build_template_parm_names): Handle TEMPLATE_DECL.
        (build_overload_nested_name, build_overload_name):
        Handle TEMPLATE_TEMPLATE_PARM.
        * parse.y (maybe_identifier): New nonterminal.
        (template_type_parm): Use it.
        (template_template_parm, template_arg1): New nonterminal.
        (template_parm): Add template_template_parm rules.
        (template_arg): Set processing_template_arg.
        (template_arg1): Rules moved from template_arg.
        (primary, nonnested_type): Set arg_looking_for_template if we are
        processing template arguments.
        * pt.c (begin_member_template_processing): Handle TEMPLATE_DECL.
        (process_template_parm): Handle template template parameters.
        (coerce_template_parms, comp_template_args): Likewise.
        (mangle_class_name_for_template, lookup_template_class): Likewise.
        (uses_template_parms): Handle TEMPLATE_DECL and
        TEMPLATE_TEMPLATE_PARM.
        (current_template_args): Handle TEMPLATE_DECL.
        (tsubst, tsubst_copy, unify): Handle TEMPLATE_TEMPLATE_PARM.
        * search.c (dfs_walk, dfs_record_inheritance):
        Handle TEMPLATE_TEMPLATE_PARM.
        * tree.c (copy_template_template_parm): New function.
        (mapcar): Handle TEMPLATE_TEMPLATE_PARM.
        * typeck.c (comptypes): Handle TEMPLATE_TEMPLATE_PARM.

Mon Jan 19 22:40:03 1998  Mark Mitchell  <mmitchell@usa.net>

        * decl.c (start_decl): Don't allow duplicate definitions of static
        data members.

        * call.c (build_user_type_conversion_1): Handle user-defined
        template conversion operators correctly.

        * decl2.c (build_expr_from_tree): Issue an error message if the
        object in a COMPONENT_REF is a TEMPLATE_DECL.

        * typeck.c (incomplete_type_error): Handle TEMPLATE_TYPE_PARMs.

        * class.c (is_local_class): New function.
        * cp-tree.h (is_local_class): Declare it.
        (last_tree): Likewise.
        (begin_tree): Likewise.
        (end_tree): Likewise.
        (lookup_template_class): Change prototype.
        * decl.c (cp_finish_decl): Check for NULL where necessary.
        Consider FUNCTION_DECLS to declare objects with top-level binding,
        when calling make_decl_rtl.
        (grokdeclarator): Give members of local classes internal linkage.
        (start_function): Remove declaration of last_tree.
        (finish_function): Set flag_keep_inline_functions around call to
        rest_of_compilation if we are processing a member function in a
        local class.
        (start_method): Call push_template_decl for member functions of
        local classes in template functions.
        * decl2.c (import_export_decl): Don't give external linkage to
        instantiations of templates with internal linkage.
        * parse.y (last_tree): Remove declaration.
        (template_type): Pass extra parameter to lookup_template_class.
        (self_template_type): Likewise.
        (structsp): Move call to reset_specialization into left_curly.
        (left_curly): Call reset_specialization, and begin_tree.
        * pt.c (saved_trees): New variable.
        (mangle_class_name_for_template): Change prototype.  Use
        additional function context to name local classes in templates
        correctly.
        (classtype_mangled_name): Pass the context.
        (push_template_decl): Handle local classes and templates, and
        member functions for such classes.
        (convert_nontype_parameter): Fix handling of pointer-to-member
        constants.
        (lookup_template_class): Handle local classes in templates.
        (tsubst): Likewise.  Don't assume that template instantiations
        have external linkage; pay attention to the template declaration.
        (mark_decl_instantiated): Likewise.
        (begin_tree): New function.
        (end_tree): Likewise.

        * decl.c (xref_basetypes): Don't call complete_type for basetypes
        that involve template parameters; that can lead to infinite
        recursion unnecessarily.

        * pt.c (register_specialization): Do not register specializations
        that aren't ready to be registered yet.
        (check_explicit_specialization): Handle explicit specialization of
        constructors and destructors.
        (build_template_decl): New function.
        (push_template_delc): Handle out-of-class specializations of
        member templates.

        * pt.c (check_explicit_specialization): Set up the template
        information before registering the specialization.
        (coerce_template_parms): Fix thinko.
        (tsubst): Handle specializations of member templates correctly.

        * class.c (finish_struct_methods): Remove calls to
        check_explicit_specialization from here.
        (finish_struct): And insert them here.
        * cp-tree.h (perform_qualification_conversions): New function.
        (perform_array_to_pointer_conversion): Likewise.
        (begin_explicit_instantiation): Likewise.
        (end_explicit_instantiation): Likewise.
        (determine_specialization): Renamed from
        determine_explicit_specialization.
        (comp_template_parms): New function.
        (processing_explicit_instantiation): New variable.
        * cvt.c (perform_qualification_conversions): New function.
        (perform_array_to_pointer_conversion): Likewise.
        * decl.c (duplicate_decls): Don't consider template functions
        alike unless they have the same parameters.  Refine handling of
        instantiation/specialization mismatches.
        (start_decl): Don't call pushdecl for template specializations,
        since they don't affect overloading.
        (start_function): Likewise.
        (grokfndecl): Call check_explicit_specialization a little later.
        Don't call duplicate_decls for memberm template specializations.
        (grokdeclarator): Don't update template_count for classes that are
        themselves specializations.  Remove use of `2' as parameter to
        grokfndecl since that value isn't used.
        * lex.c (cons_up_default_function): Save and restore
        processing_explicit_instantiation around calls to grokfield.
        * parse.y (finish_member_template_decl): New function.
        (component_decl_1): Use it.
        (fn.def2): Likewise.
        (template_arg_list_opt): New nonterminal.
        (template_type): Use it.
        (self_template_type): Likewise.
        (template_id): Likewise.
        (object_template_id): Likewise.
        (notype_template_declarator): Likwise.
        (begin_explicit_instantiation): Likewise.
        (end_explicit_instantiation): Likewise.
        (explicit_instantiation): Use them.
        * pt.c (coerce_template_parms): Add parameters.
        (processing_explicit_instantiation): New variable.
        (convert_nontype_parameter): New function.
        (determine_overloaded_function): Likewise.
        (begin_explicit_instantiation): Likewise.
        (end_explicit_instantiation): Likewise.
        (retrieve_specialization): Likewise.
        (register_specialization): Likewise.
        (processing_explicit_specialization): Removed.
        (determine_specialization): Handle specializations of member
        functions of template class instantiations.
        (check_explicit_specialization): Refine to conform to standard.
        (comp_template_parms): New function.
        (coerce_template_parms): Call convert_nontype_parameter.
        (tsubst): Refine handling of member templates.  Use
        register_specialization.
        (instantiate_template): Use retrieve_specialization.
        (do_decl_instantiation): Likewise.
        (instantiate_decl): Likewise.
        (type_unification): Improve handling of explicit template
        arguments.
        * tree.c (mapcar): Return error_mark_node, rather than aborting,
        on VAR_DECLS, FUNCTION_DECLS, and CONST_DECLS.
        * typeck.c (build_unary_op): Call determine_specialization, rather
        than determine_explicit_specialization.

Mon Jan 19 13:18:51 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * cvt.c (build_up_reference): A TARGET_EXPR has side effects.

Fri Jan 16 11:40:50 1998  Bruno Haible  <bruno@linuix.mathematik.uni-karlsruhe.de>

        * error.c (dump_decl): For enum tags, output the tag, not its value.

1998-01-13  Brendan Kehoe  <brendan@cygnus.com>

        * decl.c (init_decl_processing): Only call init_rtti_processing
        FLAG_RTTI is set.

Mon Jan 12 01:35:18 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * init.c (build_new_1): Split out from build_new.
        (build_new): Just return a NEW_EXPR.
        * expr.c (cplus_expand_expr): Handle NEW_EXPR.

        * decl2.c (get_temp_regvar): Tweak.

        * cp-tree.h (TREE_CALLS_NEW): Comment out.
        * class.c (resolves_to_fixed_type_p): Remove use.
        * method.c (build_opfncall): Likewise.
        * call.c (build_new_op): Likewise.

Wed Jan  7 23:47:13 1998  Jason Merrill  <jason@yorick.cygnus.com>

        * exception.cc (__eh_alloc, __eh_free): New fns.
        (__cp_push_exception, __cp_pop_exception): Use them.
        (__uncatch_exception): Call terminate here if no exception.
        * except.c (build_terminate_handler): New fn.
        (expand_start_catch_block): Use it.
        (expand_exception_blocks): Likewise.
        (alloc_eh_object): New fn.
        (expand_throw): Use it.  Protect exception init with terminate.
        * typeck.c (build_modify_expr): Remove code that ignores trivial
        methods.