Add SB-1 specific multilib support. Patch by Fred Fish.

[official-gcc.git] / gcc / cp / ChangeLog-1999

1999-12-31  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (VF_NORMAL_VALUE): Remove.
        * class.c (struct base_info): Remove vfield, vfields, and rtti.
        (set_primary_base): New function, split out from ...
        (finish_base_struct): ... here.  Rename to ...
        (determine_primary_base): ... this.  Simplify.
        (create_vtable_ptr): Tweak accordingly.
        (finish_struct_1): Simplify.

        * cp-tree.h (CLASSTYPE_VBASECLASSES): Update documentation.
        (CLASSTYPE_N_BASECLASSES): Likewise.
        (BINFO_FOR_VBASE): New macro.
        (get_vbase_types): Change prototype.
        * class.c (build_vbase_path): Use BINFO_FOR_VBASE.
        (prepare_fresh_vtable): Likewise.
        (finish_vtbls): Likewise.
        (get_class_offset_1): Likewise.
        (modify_all_indirect_vtables): Likewise.
        (build_vbase_pointer_fields): Likewise.
        * decl.c (xref_basetypes): Don't set CLASSTYPE_VBASECLASSES here.
        * init.c (sort_base_init): Use BINFO_FOR_VBASE.
        (expand_member_init): Likewise.
        * search.c (get_base_distance): Likewise.
        (lookup_field_queue_p): Likewise.
        (virtual_context): Likewise.
        (get_vbase_types): Don't return a value.  Set
        CLASSTYPE_VBASECLASSES here.
        * typeck.c (get_delta_difference): Use BINFO_FOR_VBASE.

1999-12-30  Mark Mitchell  <mark@codesourcery.com>

        * class.c (fixup_inline_methods): Clear CLASSTYPE_INLINE_FRIENDS.

1999-12-29  Mark Mitchell  <mark@codesourcery.com>

        * class.c (create_vtable_ptr): Put the vtable at the beginning of
        the class, not the end, in the new ABI.
        * tree.c (propagate_binfo_offsets): Do the right thing for the new
        ABI.

1999-12-29  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (lang_type): Add nearly_empty_p.  Adjust dummy.
        (CLASSTYPE_NEARLY_EMPTY_P): New macro.
        * class.c (check_bases): Update CLASSTYPE_NEARLY_EMPTY_P.
        (check_field_decls): Likewise.
        (check_bases_and_members): Likewise.

1999-12-28  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (do_inline_function_hair): Remove.
        * class.c (layout_class_type): New function, split out from
        finish_struct_1.
        (fixup_pending_inline): Likewise.
        (fixup_inline_methods): New function.
        * method.c (fixup_pending_inline): Remove.
        (do_inline_function_hair): Likewise.

        * decl.c (BOOL_TYPE_SIZE): Bools always have size `1' under the
        new ABI.

        * cp-tree.h (lang_type): Replace abstract_virtuals with pure_virtuals.
        (CLASSTYPE_ABSTRACT_VIRTUALS): Rename to ...
        (CLASSTYPE_PURE_VIRTUALS): ... this.
        (lang_decl_flags): Replace abstract_virtual with pure_virtual.
        (DECL_ABSTRACT_VIRTUAL_P): Rename to ...
        (DECL_PURE_VIRTUAL_P): ... this.
        (get_abstract_virtuals): Rename to ...
        (get_pure_virtuals): ... this.
        * call.c (build_new_method_call): Replace DECL_PURE_VIRTUAL_P with
        DECL_ABSTRACT_VIRTUAL_P.  Replace CLASSTYPE_ABSTRACT_VIRTUALS with
        CLASSTYPE_PURE_VIRTUALS.
        * class.c (build_vtable_entry): Likewise.
        (finish_struct_bits): Likewise.  Call get_pure_virtuals, not
        get_abstract_virtuals.
        (build_vtbl_initializer): Likewise.
        (override_one_vtable): Likewise.
        (check_methods): Likewise.
        * decl.c (duplicate_decls): Likewise.
        (redeclaration_error_message): Likewise.
        (lang_mark_tree): Likewise.
        * decl2.c (grok_function_init): Likewise.
        (import_export_vtable): Likewise.
        (import_expor_class): Likewise.
        * typeck2.c (abstract_virtuals_error): Likewise.
        * xref.c (GNU_xref_member): Likewise.
        * search.c (get_abstract_virtuals): Rename to get_pure_virtuals.

1999-12-26  Zack Weinberg  <zack@wolery.cumb.org>

        * cp-tree.h: Replace ENABLE_CHECKING with ENABLE_TREE_CHECKING
        throughout.

1999-12-26  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (store_return_init): Use mode of old RTL generated for
        DECL_RESULT, not the mode of DECL_RESULT itself.
        * semantics.c (finish_named_return_value): Set DECL_UNINLINABLE
        for functions that used named return values.

1999-12-24  Mark Mitchell  <mark@codesourcery.com>

        * semantics.c (expand_body): Use
        note_deferral_of_defined_inline_function.

1999-12-22  Mark Mitchell  <mark@codesourcery.com>

        * dump.c (dequeue_and_dump): Handle CTOR_STMTs.

1999-12-22  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>

        * error.c (dump_decl): Support named return values.

1999-12-20  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (CLASSTYPE_VFIELD_PARENT): Update comments.
        (CLASSTYPE_HAS_PRIMARY_BASE_P): New macro.
        (CLASSTYPE_PRIMARY_BINFO): Likewise.
        * class.c (check_methods): Don't set TYPE_HAS_COMPLEX_INIT_REF,
        TYPE_NEEDS_CONSTRUCTING, and CLASSTYPE_NON_AGGREGATE here.
        (check_bases_and_members): Set them here instead.
        (create_vtable_ptr): New function, split out from ...
        (finish_struct_1): ... here.  Use it.  Tidy.  Use
        CLASSTYPE_HAS_PRIMARY_BASE_P and CLASSTYPE_PRIMARY_BINFO.
        * search.c (dfs_init_vbase_pointers): Handle seeing TYPE_VFIELD as
        the first field in the class.
        * tree.c (layout_basetypes): Use CLASSTYPE_N_BASECLASSES.  Handle
        seeing TYPE_VFIELD as the first field in the class.

        * cp-tree.h (TYPE_VIRTUAL_P): Rename to ...
        (TYPE_POLYMORPHIC_P): ... this.
        (TYPE_USES_COMPLEX_INHERITANCE): Rename to ...
        (TYPE_BASE_CONVS_MAY_REQUIRE_CODE_P): ... this.
        (TREE_CALLS_NEW): Remove.
        (TREE_MANGLED): Likewise.
        * call.c (build_vfield_ref): Use TYPE_BASE_CONVS_MAY_REQUIRE_CODE_P,
        and TYPE_POLYMORPHIC_P.
        * class.c (check_bases): Likewise.
        (finish_base_struct): Likewise.
        (finish_struct_bits): Likewise.
        (check_for_override): Likewise.
        (finish_struct_1): Likewise.
        (get_vfield_name): Likewise.
        * decl.c (xref_basetypes): Likewise.
        * decl2.c (import_export_class): Likewise.
        (import_export_decl): Likewise.
        * error.c (dump_function_decl): Likewise.
        * pt.c (instantiate_class_template): Likewise.
        * repo.c (repo_inline_used): Likewise.
        * rtti.c (build_headof): Likewise.
        (get_tinfo_fn_dynamic): Likewise.
        (build_x_typeid): Likewise.
        (get_tinfo_var): Likewise.
        (build_dynamic_cast_1): Likewise.
        (synthesize_tinfo_fn): Likewise.
        * search.c (lookup_field_1): Likewise.
        (dfs_debug_mark): Likewise.
        (maybe_suppress_debug_info): Likewise.
        * typeck.c (build_component_ref): Likewise.
        (build_component_addr): Likewise.
        * typeck2.c (process_init_constructor): Likewise.

1999-12-20  Nathan Sidwell  <nathan@acm.org>

        * typeck.c (strip_all_pointer_quals): New static function.
        (build_static_cast): Use it. Don't use at_least_as_qualified_p.

1999-12-16  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (cp_tree_index): Add CPTI_DSO_HANDLE.
        (dso_handle_node): New macro.
        (flag_use_cxa_atexit): New variable.
        (declare_global_var): New function.
        (start_anon_func): Remove declaration.
        (end_anon_func): Likewise.
        * decl.c (get_atexit_node): New function, split out from
        destroy_local_static.  Handle flag_use_cxa_atexit.
        (get_dso_handle_node): Likewise.
        (start_cleanup_fn): Renamed from start_anon_func.  Moved here from
        except.c.  Handle flag_use_cxa_atexit.
        (end_cleanup_fn): Renamed from end_anon_func.  Moved here from
        except.c.
        (declare_global_var): New variable.
        (destroy_local_static): Handle flag_use_cxa_atexit.
        * decl2.c (flag_use_cxa_atexit): New variable.
        (lang_f_options): Likewise.
        * except.c (start_anon_func): Remove.
        (end_anon_func): Liekwise.
        * lang-options.h: Add -fuse-cxa-atexit and -fno-use-cxa-atexit.
        * rtti.c (get_tinfo_var): Use declare_global_var.

1999-12-16  Mark Mitchell  <mark@codesourcery.com>

        * class.c (check_field_decls): Don't return a value.
        (avoid_overlap): Moved here from tree.c.
        (build_base_fields): Likewise.
        (check_bases): New function, split out from finish_base_struct.
        (check_bases_and_members): New function, split out from
        finish_struct_1.
        (struct base_info): Remove cant_have_default_ctor,
        cant_have_const_ctor, cant_have_asn_ref.
        (finish_base_struct): Split semantic analysis into check_bases.
        (finish_struct_methods): Fix bogus assertion.
        (check_field_decls): Call finish_struct_anon here.
        (build_vbase_pointer_fields): Use CLASSTYPE_N_BASECLASSES.
        (finish_struct_1): Use check_bases_and_members.  Reorganize.
        * cp-tree.h (CLASSTYPE_VBASECLASSES): Improve documentation.
        (build_base_fields): Don't declare.
        * tree.c (avoid_overlap): Remove.
        (build_base_fields): Likewise.

        * optimize.c (struct inline_data): Remove scope_stmt.
        (remap_block): Don't use insert_block_after_note.  Don't update
        scope_stmt.
        (expand_call_inline): Don't update scope_stmt.
        (optimize_function): Don't initialize scope_stmt.
        * semantics.c (expand_stmt): Set NOTE_BLOCK for newly emitted
        NOTE_INSN_BLOCK_BEG/NOTE_INSN_BLOCK_END notes.

1999-12-15  Mark Mitchell  <mark@codesourcery.com>

        * class.c (handle_using_decl): Get TYPE_FIELDS and TYPE_METHODS
        out of the class, rather than taking them as parameters.
        (build_vbase_pointer_fields): Move here from tree.c.
        (build_vtbl_or_vbase_field): New function.
        (check_methods): Likewise.
        (remove_zero_width_bitfields): Likewise.
        (add_virtual_function): Use tree_cons instead of temp_tree_cons.
        (delete_duplicate_fields_1): Tidy.  Don't delete duplicate
        USING_DECLs here.
        (finish_struct_methods): Handle the case where there are no
        methods here.
        (get_basefndecls): Use tree_cons instead of temp_tree_cons.
        (check_field_decls): Call delete_duplicate_fields here.
        (finish_struct_1): Tidy.  Use check_methods and
        remove_zero_width_bitfields.
        * cp-tree.h (build_vbase_pointer_fields): Remove.
        * decl.c (grokdeclarator): Use tree_cons instead of
        temp_tree_cons.
        * decl2.c (qualified_lookup_using_namespace): Use tree_cons
        instead of temp_tree_cons.
        * lex.c (cons_up_default_function): Remove dead code.
        * method.c (fixup_pending_inline): New function, split out from ...
        (do_inline_function_hair): ... here.
        * tree.c (build_vbase_pointer_fields): Remove.

1999-12-15  Jason Merrill  <jason@casey.cygnus.com>

        * tree.c (walk_tree): Walk operand subtrees in forward order.
        * optimize.c (expand_call_inline): Likewise.
        (optimize_function): Initialize id->scope_stmt to something useful.
        (remap_block): Assume id->scope_stmt has a useful value.

1999-12-15  Nathan Sidwell  <nathan@acm.org>

        * typeck.c (build_c_cast): Expand warning message. Move pointer
        alignment warning to after the cast. Don't warn about pointer
        alignment when given a pointer to incomplete.

1999-12-15  Richard Henderson  <rth@cygnus.com>

        * cp-tree.h (make_aggr_type): Declare.
        * lex.c (cp_make_lang_type): Don't SET_IS_AGGR_TYPE.
        (make_aggr_type): New.

        * decl.c (build_typename_type, init_decl_processing): Use it.
        (build_ptrmemfunc_type, xref_tag): Likewise.
        * except.c (call_eh_info): Likewise.
        * init.c (init_init_processing): Likewise.
        * pt.c (process_template_parm, lookup_template_class): Likewise.
        * rtti.c (expand_class_desc): Likewise.
        * semantics.c (begin_class_definition, finish_typeof): Likewise.
        * tree.c (copy_template_template_parm): Likewise.

1999-12-15  Jason Merrill  <jason@yorick.cygnus.com>

        * cp-tree.def (TEMPLATE_PARM_INDEX): Calculate size using
        sizeof (struct tree_common).

1999-12-14  Jason Merrill  <jason@casey.cygnus.com>

        * optimize.c (expand_call_inline): Set BLOCK_ABSTRACT_ORIGIN on the
        outermost block to point to the inlined function decl.

        * error.c (dump_decl): operator==, not operator ==.
        (op_to_string): Likewise.

        * decl.c (compute_array_index_type): Handle null name.

        * decl2.c (ambiguous_decl): Fix to match comment.
        (lookup_using_namespace): Adjust.

        * decl2.c (import_export_class): Don't ignore dllimport.

1999-12-14  Mark Mitchell  <mark@codesourcery.com>

        * class.c (check_field_decls): Split out from ...
        (finish_struct_1): ... here.  Use it.  Tidy.

        * cp-tree.h (remap_save_expr): Add walk_subtrees parameter.
        * optimize.c (copy_body_r): Pass it.
        * tree.c (remap_save_expr): Clear walk_subtrees for an
        already-handled SAVE_EXPR.
        (cp_unsave_r): Pass walk_subtrees to remap_save_expr.

        * dump.c (dequeue_and_dump): Dump DECL_NAMESPACE_ALIAS.
        * ir.texi (DECL_NAMESPACE_ALIAS): Document it.

        * error.c (dump_expr): Handle EXPR_WITH_FILE_LOCATION.

1999-12-14  Mumit Khan  <khan@xraylith.wisc.edu>

        * class.c (finish_base_struct): Allow multiple COM base classes
        as well as non-COM bases as long as it's not the leftmost.

1999-12-13  Mumit Khan  <khan@xraylith.wisc.edu>

        * lex.c (saving_parse_to_obstack): New global.
        (reinit_parse_for_block): Use.
        (reinit_parse_for_expr): Use.
        (check_newline): Use.

1999-12-13  Mark Mitchell  <mark@codesourcery.com>

        * optimize.c (initialize_inlined_parameters): Take FN to which the
        parameters belong as an argument.
        (expand_call_inline): Expand calls into the parameter
        initializations before pushing the function onto the list of
        functions we are presently expanding.

1999-12-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * class.c (get_vtable_name): Use a literal format string and
        VTABLE_NAME_PREFIX macro instead of VTABLE_NAME_FORMAT.
        (prepare_fresh_vtable): Likewise.

        * cp-tree.h (VTABLE_NAME_PREFIX): Define this instead of
        VTABLE_NAME_FORMAT.

        * decl.c (make_rtl_for_local_static): Remove unused variable `type'.

        * init.c (build_vec_init): Initialize variable `try_body'.

        * lex.c (yyerror): Don't call a variadic function with a
        non-literal format string.

        * optimize.c (optimize_function): Call memset, not bzero.

        * pt.c (for_each_template_parm_r): Add static prototype.

1999-12-09  Andreas Jaeger  <aj@suse.de>

        * except.c (expand_throw): Add static attribute to match
        prototype.

        * Makefile.in (semantics.o): Add dependency on output.h.
        * semantics.c: Include output.h for declaration of
        make_function_rtl.

1999-12-09  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (init_decl_processing): Reenable inlining on trees.
        (finish_function): Likewise.
        * expr.c (cplus_expand_expr): Don't handle AGGR_INIT_EXPR here.
        * semantics.c (simplify_aggr_init_exprs): New function.
        (expand_body): Use it.
        * tree.c (walk_tree): Special-case TARGET_EXPRs since they
        sometimes present the same sub-tree twice.

        * dump.c (dequeue_and_dump): Abbreviate `class' as `cls', not
        `csl'.

        * semantics.c (finish_switch_cond): Do conversions here, not ...
        * typeck.c (c_expand_start_case): Here.

        * semantics.c (do_poplevel): Remove unused variable.

1999-12-06  Mark Mitchell  <mark@codesourcery.com>

        * tree.c (walk_tree): Don't recurse into DECL_INITIAL or DECL_SIZE
        unless we're declaring the variable in question.

1999-12-06  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (init_decl_processing): #if 0 last patch.
        (finish_function): Likewise.

1999-12-05  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (init_decl_processing): Set flag_inline_trees if
        !flag_no_inline.

        * cp-tree.h (calls_setjmp_p): Declare.
        * decl.c (finish_function): Mark functions that call setjmp as
        uninlinable.
        * optimize.c (calls_setjmp_r): New function.
        (calls_setjmp_p): Likewise.

1999-12-04  Mark Mitchell  <mark@codesourcery.com>

        * optimize.c (expand_call_inline): Wrap the expanded call in an
        EXPR_WITH_FILE_LOCATION node to get correct line numbers for
        inlined functions.

        * optimize.c (inline_data): Remove fns_top.  Add scope_stmt.  Add
        in_target_cleanup_p.
        (remap_decl): New function.
        (remap_block): Likewise.
        (copy_scope_stmt): Likewise.
        (copy_body_r): Use remap_decl and copy_scope_stmt.
        (copy_body): Use VARRAY_TOP_TREE.
        (initialize_inlined_parameters): Likewise.
        (declare_return_variable): Likewise.
        (inlinable_function_p): Check flag_inline_trees.
        (expand_call_inline): Handle SCOPE_STMTs and TARGET_EXPRs
        specially.  Use VARRAY_PUSH_TREE.  Create a BLOCK for the
        parameters of the inlined function.
        (optimize_function): Prevent recursion into partially complete
        functions.

        * cp-tree.def (SCOPE_STMT): Take one operand.
        * cp-tree.h (SCOPE_STMT_BLOCK): New macro.
        (SCOPE_NULLIFIED_P): Redefine.
        (SCOPE_NO_CLEANUPS_P): New macro.
        (add_scope_stmt): Change prototype.
        * decl.c (poplevel): Tidy.  Warn about unused variables here.
        Record SCOPE_STMT_BLOCKs.
        (finish_function): Keep DECL_INITIAL for functions that might be
        inlined.
        * ir.texi: Document SCOPE_NO_CLEANUPS_P.
        * semantics.c: Include rtl.h.
        (add_scope_stmt): Return the new scope statement and, for an
        end-of-scope statement, its matching begin statement.  Don't set
        SCOPE_NULLIFIED_P.
        (do_pushlevel): Simplify, now that we are always
        function-at-a-time.
        (do_poplevel): Likewise.  Record SCOPE_STMT_BLOCKs.
        (expand_stmt): Don't call expand_start_bindings or
        expand_end_bindings for a scope with SCOPE_NO_CLEANUPS_P set.
        * tree.c (copy_tree_r): Clear SCOPE_STMT_BLOCK rather than setting
        SCOPE_NULLIFIED_P.
        * Makefile.in (semantics.o): Depend on RTL_H.

        * decl2.c (pending_statics_used): Make it a macro.
        (saved_inlines_used): Likewise.
        (finish_static_data_member_decl): Use VARRAY_PUSH_TREE.
        (mark_inline_for_output): Likewise.
        (ssdf_decls_used): Remove.
        (start_static_storage_duration_function): Use VARRAY_PUSH_TREE.
        (generate_ctor_or_dtor_function): Adjust accordingly.

1999-11-24  Geoffrey Keating  <geoffk@cygnus.com>
            Greg McGary  <gkm@gnu.org>

        * decl.c (duplicate_decls): Merge
        DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT,
        DECL_NO_CHECK_MEMORY_USAGE, DECL_NO_LIMIT_STACK.

1999-12-02  Mike Stump  <mrs@wrs.com>

        * init.c (perform_member_init): Handle parse errors better.

1999-12-01  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (min_tree_cons): Remove.
        (scratch_ovl_cons): Likewise.
        * decl.c (saveable_obstack): Don't declare.
        (duplicate_decls): Tweak error-message.
        (initialize_local_var): Explicitly mark the definition as static.
        (finish_function): Call permanent_allocation, just so
        that the middle-end sees the obstacks it expects.
        (mark_cp_function_context): Likewise.
        * init.c (build_new): Don't use min_tree_cons.
        * lex.c (permanent_obstack): Don't declare.
        (current_obstack, saveable_obstack): Likewise.
        * spew.c (current_obstack, saveable_obstack): Likewise.
        * tree.c (current_obstack, saveable_obstack): Likewise.
        (scratch_ovl_cons): Remove.
        (build_min_nt): Don't mess with obstacks.
        (build_min): Likewise.
        (min_tree_cons): Remove
        * typeck.c (build_component_ref): Don't use scratch_ovl_cons.
        (build_x_function_call): Likewise.
        (build_c_cast): Don't use min_tree_cons.

1999-11-29  Mark Mitchell  <mark@codesourcery.com>

        * pt.c (tsubst_decl): Robustify.

1999-11-27  Mark Mitchell  <mark@codesourcery.com>

        * decl2.c (finish_file): Call expand_body for inline functions
        that will be written out but that do not yet have RTL.
        * semantics.c (expand_body): Do not generate RTL For inline
        functions that do not yet need to be written out.

1999-11-25  Mark Mitchell  <mark@codesourcery.com>

        * Make-lang.in (CXX_SRCS): Add optimize.c.
        * Makefile.in (CXX_OBJS): Add optimize.o.
        (CXX_TREE_H): Add splay-tree.h, system.h, and $(CONFIG_H).
        (spew.o, lex.o, decl.o, decl2.o, typeck2.o, typeck.o): Adjust.
        (class.o, call.o, friend.o, init.o, method.o, cvt.o): Likewise.
        (search.o, tree.o, ptree.o, rtti.o, except.o, expr.o): Likewise.
        (xref.o, pt.o, error.o, errfn.o, repo.o, semantics.o): Likewise.
        (dump.o): Likewise.
        (optimize.o): New target.
        * class.c: Don't include splay-tree.h.
        * cp-tree.def (CTOR_COMPLETE): Rename to CTOR_STMT.
        * cp-tree.h: Include splay-tree.h.
        (DECL_UNINLINABLE): New macro.
        (CTOR_BEGIN_P, CTOR_END_P): New macros.
        (flag_inline_trees): New variable.
        (local_variable_p): New function.
        (nonstatic_local_decl_p): Likewise.
        (optimize_function): Likewise.
        (cplus_unsave_expr_now): Remove.
        (copy_tree_r): Declare.
        (remap_save_expr): Likewise.
        * decl.c (local_variable_p): Don't
        make it static.
        (local_variable_p_walkfn): New function.
        (make_rtl_for_local_static): Remove code to try to avoid writing
        out static constants.
        (emit_local_var): Fix indentation.
        (nonstatic_local_decl_p): New function.
        (check_default_argument): Use local_variable_p_walkfn, not
        local_variable_p, when walking the tree.
        (start_function): Set the DECL_CONTEXT for automatically generated
        labels.
        (finish_constructor_body): Use CTOR_STMT to mark the end of a
        constructor.
        * decl2.c: Don't include splay-tree.h.
        (flag_inline_trees): Define.
        * dump.c: Don't include
        splay-tree.h.
        * except.c (expand_end_catch_block): Fix comment formatting.
        (expand_end_eh_spec): Set DECL_CONTEXT on temporary variables.
        (expand_throw): Tidy comment.
        * init.c (build_vec_delete_1): Use create_temporary_var.
        * lex.c (cplus_tree_code_type): Make it static.
        (cplus_tree_code_length): Likewise.
        (cplus_tree_code_name): Likewise.
        * optimize.c: New file.
        * semantics.c (finish_goto_stmt): Set DECL_UNLINABLE for functions
        with computed gotos.
        (setup_vtbl_ptr): Mark the beginnings of constructors with
        CTOR_STMT.
        (expand_stmt): Handle CTOR_STMT, not CTOR_COMPLETE.
        (expand_body): Call optimize_function.  Save bodies if we're doing
        inlining on trees.
        * tree.c: Don't include splay-tree.h.  Include insn-config.h and
        integrate.h.
        (copy_tree_r): Make it public.
        (statement_code_p): New function.
        (mark_local_for_remap_r): Likewise.
        (cp_usave_r): Likewise.
        (cp_unsave): Likewise.
        (build_cplus_new): Set DECL_CONTEXT for temporary variables.
        (walk_tree): Walk into `s' class nodes.  Walk statement chains.
        (copy_tree_r): Handle 's' class nodes.  Restore chains for
        statements.  Nullify scopes.  Don't copy types.
        (init_tree): Set lang_unsave to cp_unsave.
        (remap_save_expr): Define.
        * ir.texi: Document CTOR_STMT.

1999-11-24  Jason Merrill  <jason@casey.cygnus.com>

        * search.c (note_debug_info_needed): Do perform this optimization
        for dwarf2.
        (maybe_suppress_debug_info): Likewise.  Start by clearing
        TYPE_DECL_SUPPRESS_DEBUG.

1999-11-24  Mark Mitchell  <mark@codesourcery.com>

        * pt.c (tsubst_decl): Copy TREE_ASM_WRITTEN for VAR_DECLs.

        * decl2.c (finish_vtable_vardecl): Don't prune vtables here.

1999-11-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * decl.c (pushdecl, grokdeclarator): Don't call a variadic
        function with a non-literal format string.

        * lex.c (do_identifier): Likewise.

        * typeck.c (build_unary_op): Likewise.

1999-11-23  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (DECL_NEEDED_P): Tweak to match documentation.

1999-11-22  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.def (CTOR_COMPLETE): New tree node.
        * decl.c (finish_constructor_body): Add it, to mark the end of the
        constructor.
        (finish_function): Don't call end_protect_partials here.
        * ir.texi (CTOR_COMPLETE): Document it.
        * semantics.c (expand_stmt): Handle it.

        * cp-tree.def (FUNCTION_NAME): New tree node.
        * cp-tree.h (current_function_name_declared): Tweak documentation.
        (lang_decl_flags): Add pretty_function_p, adjust dummy.
        (DECL_PRETTY_FUNCTION_P): New macro.
        * decl.c (cp_finish_decl): Handle declarations of __FUNCTION__,
        etc., in a template function.  Use at_function_scope_p instead of
        expanding it inline.
        * pt.c (tsubst_decl): Handle DECL_PRETTY_FUNCTION_P declarations
        specially.
        (tsubst): Handle FUNCTION_NAME.
        (tsubst_copy): Likewise.
        (instantiate_decl): Prevent redeclarations of __PRETTY_FUNCTION__,
        etc. in instantiation.
        * semantics.c (begin_compound_stmt): Declare __FUNCTION__, etc.,
        even in template functions.
        (setup_vtbl_ptr): Don't declare __PRETTY_FUNCTION in the
        conditional scope at the top of a destructor.

        * error.c (dump_function_decl): Use `[ with ... ]' syntax for
        specializations too.

1999-11-22  Nathan Sidwell  <nathan@acm.org>

        * semantics.c (finish_unary_op_expr): Only set TREE_NEGATED_INT
        when actually negative.

        * typeck.c (convert_for_assignment): Expand comment about
        strange NULL check, moved from ...
        (convert_for_initialization): ... here. Remove unneeded
        code.

1999-11-21  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>

        * cp-tree.h (build_vec_delete): Remove `auto_delete' argument.
        * init.c (build_vec_delete, build_vec_delete_1): Likewise.
        Always destruct virtual bases of array components, but never
        delete them.
        (build_vec_init): Adjust invocations.
        (build_delete): Likewise.
        * decl2.c (delete_sanity): Likewise.

1999-11-19  Nathan Sidwell  <nathan@acm.org>

        * cp-tree.h (grok_method_quals): Return this pointer qualifiers.
        * decl.c (grokdeclarator): Adjust calls to grok_method_quals.
        * decl2.c (grok_method_quals): Accept `restrict' as applying to
        the object pointer. Return such qualifiers.
        (grokclassfn): Apply this pointer qualifiers. Cleanup unused
        variables.

1999-11-18  Mark Mitchell  <mark@codesourcery.com>

        * except.c (expand_end_catch_block): Fix typo.
        (expand_exception_blocks): Simplify.  Don't call
        expand_leftover_cleanups.

1999-11-15  Jason Merrill  <jason@casey.cygnus.com>

        * cp-tree.h, decl.c (compute_array_index_type): Make nonstatic.
        * pt.c (tsubst, case INTEGER_TYPE): Call it.
        Check uses_template_parms.

        * class.c (finish_struct): If we're a local class in a template
        function, add a TAG_DEFN.
        * pt.c (lookup_template_class): If this is a local class in a
        template function, call pushtag.
        (tsubst_expr, case TAG_DEFN): Handle classes, too.

        Emit debug info with the vtable.
        * search.c (maybe_suppress_debug_info): New function...
        * class.c (finish_struct_1): ...split out from here.
        * cp-tree.h: Declare it.
        * decl2.c (finish_vtable_vardecl): Override TYPE_DECL_SUPPRESS_DEBUG
        if we're writing out the vtable.
        * decl.c, search.c (dfs_debug_mark, dfs_debug_unmarked_p,
        note_debug_info_needed): #if 0 out.

1999-11-14  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (DECL_LOCAL_FUCNTION_P): New macro.
        * call.c (equal_functions): Use DECL_LOCAL_FUCNTION_P, not
        TREE_PERMANENT.
        * decl.c (pushdecl): Set DECL_LOCAL_FUNCTION_P.
        * decl2.c (lookup_arg_dependent): Use it.

        * cp-tree.h (cp_finish_decl): Change prototype.
        (finish_static_data_member_decl): Likewise.
        (push_permanent_obstack): Remove declaration.
        (push_expression_obstack): Likewise.
        (push_scratch_obstack): Likewise.
        (DECL_TEMPLATE_PARM_P): Robustify.
        (SET_DECL_TEMPLATE_PARM_P): New macro.
        * class.c (add_method): Don't manipulate obstacks.
        (finish_vtbls): Likewise.
        * cvt.c (build_up_reference): Adjust calls to cp_finish_decl.
        * decl.c (binding_for_name): Don't manipulate obstacks.
        (maybe_push_to_top_level): Likewise.
        (pop_from_top_level): Likewise.
        (duplicate_decls): Likewise.
        (pushdecl): Likewise.
        (implicitly_declare): Likewise.
        (build_typename_type): Likewise.
        (start_decl): Likewise.
        (cp_finish_decl): Likewise.
        (finish_decl): Likewise.
        (destroy_local_static): Likewise.
        (expand_static_init): Likewise.
        (complete_array_type): Likewise.
        (grokvardecl): Likewise.
        (build_ptrmemfnc_type): Likewise.
        (grokdeclarator): Likewise.
        (xref_tag): Likewise.
        (xref_basetypes): Likewise.
        (start_enum): Likewise.
        (finish_enum): Likewise.
        (start_function): Likewise.
        (finish_function): Likewise.
        (start_method): Adjust call to cp_finish_decl.
        * decl2.c (finish_static_data_member_decl): Don't manipulate
        obstacks.
        (grokfield): Likewise.
        (grokbitfield): Likewise.
        (get_temp_name): Likewise.
        (get_sentry): Likewise.
        (fnish_file): Likewise.
        (lookup_arg_dependent): Likewise.
        * except.c (call_eh_info): Likewise.
        (push_eh_info): Likewise.
        (do_pop_exception): Likewise.
        (initialize_handler_parm): Likewise.
        (expand_end_eh_spec): Likewise.
        (alloc_eh_object): Likewise.
        (expand_throw): Likewise.
        * expr.c (extract_scalar_init): Likewise.
        * init.c (build_java_class_ref): Likewise.
        * lex.c (get_time_identifier): Likewise.
        (snarf_defarg): Likewise.
        (add_defarg_fn): Likewise.
        (is_global): Simplify.
        (do_identifier): Don't check TREE_PERMANENT.
        * method.c (emit_thunk): Don't manipulate obstacks.
        * parse.y (condition): Adjust call to cp_finish_decl.
        (primary): Likewise.
        (initdcl): Likewise.
        (initdcl0_innards): Likewise.
        (nomods_initdcl0): Likewise.
        * pt.c (push_inline_template_parms_recursive): Use
        SET_DECL_TEMPLATE_PARM_P.
        (process_template_parm): Likewise.
        (lookup_template_class): Don't manipulate obstacks.
        (instantiate_class_template): Adjust call to
        finish_static_data_member_decl.
        (tsubst_decl): Don't manipulate obstacks.
        (tsubst_expr): Likewise.
        (instantiate_template): Likewise.
        (instantiate_decl): Adjust calls to cp_finish_decl.
        * rtti.c (call_void_fn): Don't manipulate obstacks.
        (get_tinfo_var): Likewise.
        (get_tinfo_fn_unused): Likewise.
        (build_dynamic_cast_1): Likewise.
        (expand_si_desc): Likewise.
        (expand_class_desc): Likewise.
        (expand_ptr_desc): Likewise.
        (expand_attr_desc): Likewise.
        (expand_generic_desc): Likewise.
        (synthesize_tinfo_fn): Likewise.
        * search.c (expand_upcast_fixups): Likewise.
        * semantics.c (finish_asm_stmt): Likewise.
        (finish_named_return_value): Likewise.
        (begin_class_definition): Likewise.
        (finish_class_definition): Likewise.
        (finish_typeof): Likewise.
        * tree.c (build_cplus_method_type): Likewise.
        (reverse_path): Likewise.
        (copy_template_template_parm): Likewise.
        (build_expr_ptr_wrapper): Likewise.
        (push_expression_obstack): Remove.
        (push_permanent_obstack): Likewise.
        * typeck.c (mark_addressable): Likewise.

1999-11-13  Mark Mitchell  <mark@codesourcery.com>

        * call.c (build_conditional_expr): Use build_target_expr_with_type.
        (convert_like): Likewise.
        (build_over_call): Likewise.
        * cp-tree.h (build_target_expr): Remove.
        (build_target_expr_with_type): New function.
        * cvt.c (build_up_reference): Use get_target_expr.
        * decl.c (build_target_expr): Move to ...
        * tree.c (build_target_expr): Here.  Make it static.
        (build_target_expr_with_type): New function.  Set DECL_CONTEXT on
        the temporary VAR_DECLs.
        (get_target_expr): Use it.

1999-11-13  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (duplicate_decls): Propagate DECL_DEFER_OUTPUT.
        * decl2.c (comdat_linkage): Set DECL_DEFER_OUTPUT.
        * rtti.c (get_tinfo_fn_unused): Split out from get_tinfo_fn.
        * class.c (set_rtti_entry): Use it.

1999-11-12  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (cplus_expand_expr_stmt): Don't call break_out_cleanups
        here.
        * semantics.c (finish_expr_stmt): Call it here instead.  Move
        default_conversion logic to semantic-analysis time.

1999-11-12  Jason Merrill  <jason@yorick.cygnus.com>

        * rtti.c (synthesize_tinfo_fn): Set DECL_DEFER_OUTPUT.

Fri Nov 12 12:56:32 MST 1999    Diego Novillo <dnovillo@cygnus.com>

        * init.c (init_init_processing): Re-instated Nov 11 patch after
        approval.

Fri Nov 12 10:42:02 MST 1999    Diego Novillo <dnovillo@cygnus.com>

        * init.c (init_init_processing): Undo patch from Nov 11, 1999.
        Patch had not been approved yet.

1999-11-12  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (compute_array_index_type): New function, split out from
        grokdeclarator.
        (create_array_type_for_decl): Likewise.
        (grokdeclarator): Use them.

        * semantics.c (expand_stmt): Don't suspend_momentary or
        resume_momentary.

Thu Nov 11 12:42:11 MST 1999    Diego Novillo <dnovillo@cygnus.com>

        * init.c (init_init_processing): Header information for
        arrays allocated via `new' should have the same alignment used by
        malloc.

1999-11-10  Mark Mitchell  <mark@codesourcery.com>

        * error.c (dump_function_name): Don't crash if given a friend
        pseudo-instantiation.

        * cp-tree.h (build_enumerator): Change prototype.
        * decl.c (enum_next_value): Remove.
        (enum_overflow): Likewise.
        (init_decl_processing): Don't register enum_next_value as a root.
        (start_enum): Clear TYPE_VALUES for a redefined enum.
        (finish_enum): Reset the type of enumeration constants.
        (build_enumerator): Fix indentation.  Don't copy CONST_DECLs when
        we don't need to.  Maintain the TYPE_VALUES list and look there
        for the previously defined enumeration constant.  Let enumeration
        constants have the type of their values until the enumeration type
        is complete.
        * parse.y (enumlist_opt, enumlist, enumerator): Don't return a value.
        (structsp): Adjust.
        * parse.c: Regenerated.
        * pt.c (tsubst_enum): Adjust according to build_enumerator changes.

Wed Nov 10 12:43:21 1999  Philippe De Muyter  <phdm@macqel.be>
                          Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * cp-tree.h: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.

1999-11-09  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (language_function): Remove x_last_dtor_insn and
        x_last_parm_cleanup_insn.
        * decl.c (last_dtor_insn): Remove.
        (last_parm_cleanup_insn): Likewise.
        (expand_start_early_try_stmts): Don't set them.
        (store_parm_decls): Likewise.
        (save_function_data): Or save them.
        (mark_lang_function): Or mark them.

1999-11-08  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (store_parm_decls): Generate cleanup code at
        semantic-analysis time.  Destroy objects in the correct order.

1999-11-07  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (begin_new_placement): Remove.
        (finish_new_placement): Likewise.
        * class.c (finish_struct_1): Don't suspend_momentary or
        resume_momentary.
        * decl.c (grokdeclarator): Likewise.
        (maybe_build_cleanup_1): Likewise.
        * except.c (push_eh_cleanup): Likewise.
        (build_terminate_handler): Likewise.
        * init.c (build_new_1): Likewise.
        * parse.y (parse_decl): Change prototype.
        (initdecls, notype_initdecls, initdcl): Don't return int.
        (initdcl0, notype_initdcl0, initdcl0_innards): Likewise.
        (.begin_new_placement): Remove.
        (.finish_new_placement): Likewise.
        (nonmomentary_expr): Likewise.
        (suspend_mom): Likewise.
        (condition): Don't suspend_momentary, resume_momentary, or keep
        track of need to resume.
        (unary_expr): Likewise.
        (new_placement): Likewise.
        (decl): Likewise.
        (structsp): Likewise.
        (new_type_id): Likewise.
        (maybe_parmlist): Likewise.
        (direct_after_type_declaration): Likewise.
        (direct_new_declarator): Likewise.
        (direct_abstract_declaration): Likewise.
        * parse.c: Regenerated.
        * pt.c (tsubst_expr): Don't suspend_momentary or resume_momentary.
        * semantics.c (begin_new_placement): Remove.
        (finish_new_placement): Likewise.

1999-11-05  Martin v. Löwis  <loewis@informatik.hu-berlin.de>

        * cp-tree.h (VAR_TEMPL_TYPE_OR_FUNCTION_DECL_CHECK): New macro.
        (DECL_TEMPLATE_INFO): Use it.
        * decl.c (warn_extern_redeclared_static): Do nothing for
        TEMPLATE_DECLs.
        * decl2.c (mark_used): Explicitly check for function or variable.
        * semantics.c (finish_unary_op_expr): Check whether result is also
        an INTEGER_CST.

1999-11-05  Mark Mitchell  <mark@codesourcery.com>

        * Makefile.in (typeck2.o): Depend on output.h.
        * typeck2.c: Include output.h.

        * decl.c (flag_ansi): Remove declaration.

        * pt.c (tinst_level_tick): Make it static.
        (last_template_error_tick): Likewise.

        * cp-tree.h (mapcar): Remove declaration.
        (search_tree): Likewise.
        (walk_tree_fn): New typedef.
        (walk_tree): New function.
        * tree.c (bot_manip): Change prototype.  Adjust to be called via
        walk_tree.
        (bot_replace): Likewise.
        (no_linkage_helper): Likewise.
        (copy_tree_r): New function.
        (search_tree): Rename, and adjust, to become ...
        (walk_tree): New function.
        (mapcar): Remove.
        (target_remap): Remove.
        (target_remap_count): Likewise.
        (break_out_target_exprs): Use walk_tree.
        * decl.c (local_variable_p): Change prototype.
        (check_default_argument): Use walk_tree.
        * pt.c (for_each_template_parm_r): New function, split out from ...
        (for_each_template_parm): Here.  Use it, via walk_tree.

1999-11-03  Mark Mitchell  <mark@codesourcery.com>

        * class.c (check_bitfield_decl): New function, split out from
        finish_stuct_1.
        (check_field_decl): Likewise.  Recursively examine members of
        anonymous structs.
        (finish_struct_1): Use them.
        * cp-tree.h (ANON_UNION_TYPE_P): New macro.

1999-11-02  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (grokfndecl): Remove dead code.

        * dump.c (dequeue_and_dump): Fix thinko for catch-clauses.

1999-11-02  Scott Snyder  <snyder@fnal.gov>

        * decl2.c (build_expr_from_tree): Handle REALPART_EXPR and
        IMAGPART_EXPR.
        * pt.c (tsubst_copy): Likewise.

1999-11-01  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (maybe_make_one_only): Always make things comdat on
        ELF targets, too.

1999-10-31  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (finish_function): Call free_after_parsing for functions
        we are not immediately turning into RTL.

1999-10-31  Brendan Kehoe  <brendan@cygnus.com>

        * cp-tree.h (flag_dump_translation_unit): Add decl.

Sat Oct 30 22:42:50 1999  Stephen L Moshier <moshier@mediaone.net>

        * lex.c (yylex): Accept 'f' in mantissa of hex float constant.

1999-10-30  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (pop_cp_function_context): Don't call free on a NULL
        pointer.
        * semantics.c: Include ggc.h.
        (expand_body): Do garbage-collection after processing a template
        function.  Clear DECL_SAVED_TREE after generating RTL for a
        function.
        * Makefile.in (semantics.o): Depend on ggc.h.

1999-10-29  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (make_typename_type): Change prototype.
        * decl.c (make_typename_type): Only complain if so requested.
        * parse.y (nested_name_specifier): Adjust calls.
        (typename_sub0): Likewise.
        (typename_sub1): Likewise.
        * parse.c: Regenerated.
        * pt.c (convert_template_argument): Pass complain to
        make_typename_type.
        (tsubst): Likewise.

1999-10-28  Mark Mitchell  <mark@codesourcery.com>

        * semantics.c (finish_handler): End the scope of the handler
        before attaching it to the statement-tree.

1999-10-28  Ian Lance Taylor  <ian@zembu.com>

        * rtti.c (build_dynamic_cast_1): Give a better error message for
        an attempt to dynamic_cast from a non-polymorphic type.

1999-10-27  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (make_temp_vec): Remove.
        (make_scratch_vec): Likewise.
        * call.c (add_function_candidate): Use make_tree_vec.
        (add_conv_candidate): Likewise.
        (build_builtin_candidate): Likewise.
        (add_template_candidate_real): Likewise.
        * class.c (resolve_address_of_overloaded_function): Likewise.
        * decl.c (start_function): Don't fool with the momentary obstack.
        (finish_function): Likewise.
        * init.c (expand_direct_vtbls_init): Likewise.
        (begin_init_stmts): Likewise.
        (finish_init_stmts): Likewise.
        * pt.c (add_to_template_args): Use make_tree_vec.
        (check_explicit_specialization): Likewise.
        (coerce_template_parms): Likewise.
        (lookup_template_class): Don't fool with the momentary obstack.
        (instantiate_class_template): Likewise.
        (tsubst_template_arg_vector): Use make_tree_vec.
        (tsubst_aggr_type): Don't fool with the momentary obstack.
        (tsubst_decl): Likewise.  Use make_tree_vec.
        (try_one_overload): Likewise.
        (try_class_unification):  Don't fool with the momentary obstack.
        (get_bindings_real): Use make_tree_vec.
        (set_mangled_name_for_template_decl): Likewise.
        * rtti.c (synthesize_tinfo_fn): Don't fool with the momentary obstack.
        * semantics.c (finish_expr_stmt): Likewise.
        (finish_do_stmt): Likewise.
        (finish_for_expr): Likewise.
        (finish_switch_cond): Likewise.
        (do_pushlevel): Likewise.
        (do_poplevel): Likewise.
        * tree.c (make_temp_vec): Remove.

        * dump.c (dequeue_and_dump): Dump HANDLERs and SAVE_EXPRs.  Dump
        CLEANUP_P for a TRY_BLOCK.
        * ir.texi: Document SAVE_EXPR.

Tue Oct 26 23:29:56 1999  Jeffrey A Law  (law@cygnus.com)

        * call.c (build_over_call):  Check that the built-in function is
        of class BUILT_IN_NORMAL before trying to recongize it as BUILT_IN_ABS.
        * typeck.c (build_function_call_real): Similarly.

1999-10-26  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (poplevel): Don't set BLOCK_TYPE_TAGS.  Don't call
        remember_end_note.

1999-10-24  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (push_overloaded_decl_1): Use pushdecl.

        * decl.c (auto_function): Replace #ifdef'd __inline with just
        plain inline.
        * lex.c (my_get_run_time): Likeise.
        (yyprint): Likewise.
        (identifier_type): Likewise.
        * method.c (start_squangling): Likewise.
        (end_squangling): Likewise.
        (icat): Likewise.
        (old_backref_index): Likewise.
        (flush_repeats): Likewise.
        (issue_ktype): Likewise.
        * parse.y (empty_parms): Likewise.
        * parse.c: Regenerated.

1999-10-21  Mark Mitchell  <mark@codesourcery.com>

        * dump.c (dequeue_and_dump): Replace several uses of
        queue_and_dump_index with dump_child.

1999-10-21  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * expr.c: Include tm_p.h.

1999-10-21  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (SCOPE_PARTIAL_P): New macro.
        (pushlevel_temporary): Remove.
        (add_scope_stmt): New function.
        * decl.c (pushlevel_temporary): Remove.
        (poplevel): Use add_scope_stmt.
        (start_decl_1): Likewise.
        * semantics.c (add_scope_stmt): New function.
        (do_pushlevel): Use it.
        (do_poplevel): Use it.
        (expand_stmt): Check SCOPE_PARTIAL_P.

        * cp-tree.def (EMPTY_CLASS_EXPR): New tree node.
        * call.c (build_call): Use EMPTY_CLASS_EXPR instead of RTL_EXPR.
        * expr.c (cplus_expand_expr): Expand it.
        * ir.texi: Document EMPTY_CLASS_EXPR.

1999-10-20  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (DECL_NAMESPACE_SCOPE_P): Don't treat template
        parameters as having namespace scope.

1999-10-19  Mark Mitchell  <mark@codesourcery.com>

        * method.c (PARM_CAN_BE_ARRAY_TYPE): Remove.
        (mangling_flags): New type.
        (build_overload_int): Change prototype.
        (build_overload_value): Likewise.
        (numeric_output_need_bar): Improve comment.
        (mangle_expression): New function, broken out from ...
        (build_overload_int): Here.
        (build_overload_value): Adjust for use of mangling flags.  Don't
        warn about real-valued template parameters here.  Do handle
        complex expressions involving real-valued template parameters.
        (build_template_parm_names): Encase non-type template parameters
        in underscores, if necessary.
        (process_overload_item): Remove conditional on
        PARM_CAN_BE_ARRAY_TYPE.

1999-10-17  Mark Mitchell  <mark@codesourcery.com>

        * dump.c (dequeue_and_dump): Handle CLEANUP_POINT_EXPR.

        * ir.texi: Clean up documentation of RETURN_INIT.

1999-10-15  Greg McGary  <gkm@gnu.org>

        * lex.c (lang_init_options): Set flag_bounds_check as "unspecified".
        (lang_init): Set default for flag_bounds_check if still "unspecified".

1999-10-13  Andrew Haley  <aph@cygnus.com>

        * class.c (finish_struct_1): Force alignment of non-bitfields to
        BITS_PER_UNIT.

Wed Oct 13 22:01:35 1999  J"orn Rennecke <amylaar@cygnus.co.uk>

        * typeck2.c (process_init_constructor): Handle empty constructors.

1999-10-13  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (lang_mark_tree): Mark NAMESPACE_LEVEL.

        * pt.c (tsubst, case INTEGER_TYPE): Be more explicit in zero-size
        array error.

1999-10-13  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (make_rtl_for_local_static): Don't create register RTL
        for addressable constants.

1999-10-13  Nathan Sidwell  <nathan@acm.org>

        * cp-tree.h (build_x_va_arg): Prototype new function.
        * call.c (build_x_va_arg): Define it.
        * parse.y (unary_expr): Call build_x_va_arg.

        * cp-tree.h (convert_type_from_ellipsis): Prototype new function.
        * call.c (convert_type_from_ellipsis): Define it.
        * decl.c (init_decl_processing): Set lang_type_promotes_to.

        * tree.c (lvalue_p_1): Accept VA_ARG_EXPR with aggregates.

1999-10-11  Jason Merrill  <jason@yorick.cygnus.com>

        * class.c (fixed_type_or_null): Always set *nonnull.

1999-10-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * cp-tree.h: Use HAVE_GCC_VERSION instead of explicitly testing
        __GNUC__ and __GNUC_MINOR__.

1999-10-09  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (make_rtl_for_local_static): New function.
        * decl.c (make_rtl_for_nonlocal_decl): Move code to create RTL for
        local statics ...
        (make_rtl_for_local_static): Here.
        * semantics.c (expand_stmt): Use make_rtl_for_local_static.

1999-10-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * method.c: Include tm_p.h.

1999-10-7   Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>

        * cp-tree.h (cp_make_lake_type): Renamed from make_lang_type.
        * lex.c (cp_make_lake_type): Likewise.
        * tree.c (init_tree): Init make_lang_type_fn.

1999-10-07  Mark Mitchell  <mark@codesourcery.com>

        * pt.c (tsubst_expr): Set DECL_TEMPLATE_INSTANTIATED for a catch
        parameter.

        * semantics.c (expand_stmt): Don't pretend to have asmspecs for
        local statics if we don't really have them.

        * ir.texi: Improve documentation for STMT_EXPR.  Describe
        CLEANUP_POINT_EXPR.

1999-10-07  Jason Merrill  <jason@yorick.cygnus.com>

        * class.c (build_vtable_entry_ref): Use finish_asm_stmt.

1999-10-07  Greg McGary  <gkm@gnu.org>

        * class.c (finish_struct_1): Use simpler method of
        removing elements of a singly-linked list which doesn't
        lose for classes without data members.

1999-10-07  Mark Mitchell  <mark@codesourcery.com>

        * friend.c (make_friend_class): Robustify.

        * semantics.c (finish_object_call_expr): Reject calls to template
        types.

1999-10-06  Mark Mitchell  <mark@codesourcery.com>

        * dump.c (dequeue_and_dump): Dump all three operands to a COND_EXPR.

        * cp-tree.h (CLASSTYPE_VFIELD): Remove.
        * call.c (build_vfield_ref): Use TYPE_VFIELD, not
        CLASSTYPE_VFIELD.
        * class.c (get_vfield_offset): Likewise.
        (finish_base_struct): Likewise.
        (modify_one_vtable): Likewise.
        (fixup_vtable_deltas): Likewise.
        (finish_struct_1): Likewise.
        * init.c (expand_virtual_init): Likewise.
        * search.c (lookup_field_1): Likewise.
        (expand_upcast_fixups): Likewise.
        * typeck.c (build_component_ref): Likewise.
        (build_binary_op_nodefault): Likewise.

        * dump.c (dqueue_and_dump): Dump TYPE_VFIELD.
        * ir.texi: Document TYPE_VFIELD.

1999-10-06  Brendan Kehoe  <brendan@cygnus.com>

        * decl.c (grokdeclarator): Only warn about nonzero arrays if
        !in_system_header (linux socketbits.h can give this for
        __cmsg_data, which is using a GNU extension).

1999-10-05  Mark Mitchell  <mark@codesourcery.com>

        * decl2.c (start_static_storage_duration_function): Push the
        function declaration so it ends up in namespace scope.

        * dump.c (DUMP_CHILDREN): Remove.
        (DUMP_BINFO): Adjust.
        (struct dump_node_info): Remove dump_children_p.
        (queue_and_dump_type): Remove dump_children_p parameter.
        (queue): Don't set dump_children_p.
        (dump_child): Pass DUMP_NONE, instead of DUMP_CHILDREN, to
        queue_and_dump_index.
        (dequeue_and_dump): Unconditionally print children.  Adjust calls
        to functions mentioned above.
        (dump_node):  Pass DUMP_NONE, instead of DUMP_CHILDREN to queue.

        * ir.texi: Document BIND_EXPR, LOOP_EXPR, and EXIT_EXPR.
        * dump.c (dequeue_and_dump): Dump them.

        * method.c (synthesize_method): Call setup_vtbl_ptr for destructors.

        * decl.c (start_function): Set current_in_charge_parm for
        constructors, too, where appropriate.
        * search.c (fixup_all_virtual_upcast_offsets): New function.
        (expand_indirect_vtbls_init): Use it.

1999-10-04  Nathan Sidwell  <nathan@acm.org>

        * decl2.c (grok_alignof): Don't decay lvalues.

        * init.c (build_new): Remove unused variable.

1999-10-04  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (struct language_function): Remove static_labelno.
        (static_labelno): Remove macro.
        * method.c (build_overload_nested_name): Make static_labelno
        static here.

        * pt.c (instantiate_decl): Use DECL_SAVED_TREE, not DECL_INITIAL,
        to decide whether or not a function is defined.

        * call.c (build_over_call): Don't set TREE_SIDE_EFFECTS for
        situations where make_node will do it automatically.
        * decl.c (grok_reference_init): Likewise.
        (expand_static_init): Likewise.
        (do_static_initialization): Likewise.
        * init.c (perform_member_init): Likewise.
        (expand_aggr_init_1): Likewise.
        (build_new_1): Likewise.
        * method.c (do_build_copy_constructor): Likewise.
        (do_build_assign_ref): Likewise.
        * search.c (expand_upcast_fixups): Likewise.
        * semantics.c (finish_stmt_expr): Likewise.
        * typeck.c (build_unary_op): Likewise.
        (check_return_expr): Likewise.

1999-10-04  Jason Merrill  <jason@yorick.cygnus.com>

        * init.c (build_vec_delete_1): Fold COND_EXPRs.

1999-10-03  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.def (VEC_INIT_EXPR): Remove.
        * cp-tree.h (struct stmt_tree): New type.
        (struct saved_scope): Remove firstobj.  Add x_saved_tree,
        x_stmt_tree.
        (class_cache_firstobj): Remove.
        (struct language_function): Remove stmts_are_full_exprs_p,
        x_last_tree, and x_last_expr_type.  Add x_stmt_tree.
        (current_stmt_tree): New macro.
        (last_tree): Adjust.
        (last_expr_type): Likewise.
        (doing_semantic_analysis_p): Simplify.
        (stmts_are_full_exprs_p): Adjust.
        (begin_tree): Remove prototype.
        (end_tree): Likewise.
        (begin_stmt_tree): Change prototype.
        (finish_stmt_tree): Likewise.
        (building_stmt_tree): Simplify.
        * decl.c (mark_stmt_tree): New function.
        (mark_saved_scope): Use it.
        (start_function): Rearrange slightly to call begin_stmt_tree
        earlier.
        (save_function_data): Tweak.
        (finish_function): Adjust call to finish_stmt_tree.
        (mark_lang_function): Use mark_stmt_tree.
        * expr.c (cplus_expand_expr): Don't handle VEC_INIT_EXPR.
        * init.c (build_new_1): Remove creation of VEC_INIT_EXPR.
        (build_vec_init): Remove creation of stand-in initializer.
        * pt.c (begin_tree): Remove.
        (end_tree): Likewise.
        * semantics.c (SET_LAST_STMT): New macro.  Use it throughout.
        (begin_compound_stmt): Handle a compound-statement outside of a
        function.
        (begin_stmt_expr): Handle a statement-expression outsidef of a
        function.
        (finish_stmt_expr): Likewise.
        (begin_class_definition): Don't call begin_tree.
        (finish_inline_definitions): Don't call end_tree.
        (begin_stmt_tree): Take a pointer to tree, not a function as input.
        (finish_stmt_tree): Likewise.
        * tree.c (search_tree): Don't handle VEC_INIT_EXPR.
        (mapcar): Likewise.

        * parse.y (simple_stmt): Don't call finish_stmt unnecessarily.
        * parse.c: Regenerated.

        * dump.c (dqueue_and_dump): Dump bitfieldness.

        * tree.c (lvalue_p_1): Use DECL_C_BIT_FIELD to check for
        bitfields, rather than DECL_BIT_FIELD.
        * ir.texi: Document how to tell whether or not a field is a
        bitfield.

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

1999-10-01  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck.c (decay_conversion): Strip cv-quals from non-class rvalues.

1999-10-01  Mark Mitchell  <mark@codesourcery.com>

        * pt.c (tsubst_decl): If the type of a template instantiation is
        bogus, so is the whole instantiation.

1999-09-30  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (initialize_local_var): Handle static variables here.
        (cp_finish_decl): Tweak handling of function-scope static
        variables.
        * semantics.c (expand_stmt): Handle DECL_STMTs for static
        variables.

        * method.c (emit_thunk): Don't crash when -fsyntax-only.

        * cp-tree.h (lang_decl_flags): Add global_ctor_p and
        global_dtor_p.  Add init_priority.
        (DECL_ACCESS): Adjust accordingly.
        (DECL_GLOBAL_CTOR_P, DECL_GLOBAL_DTOR_P): New macros.
        (GLOBAL_INIT_PRIORITY): Likewise.
        * decl.c (lang_mark_tree): Adjust accordingly.
        (start_objects): Set DECL_GLOBAL_CTOR_P, DECL_GLOBAL_DTOR_P,
        and GLOBAL_INIT_PRIORITY.
        * dump.c (dequeue_and_dump): Print them.
        * ir.texi: Document them.

        * decl2.c (struct priority_info_s): Remove initialization_sequence
        and destruction_sequence.
        (start_static_storage_duration_function): Return the body of the
        function.  Convert for function-at-a-time mode.
        (generate_inits_for_priority): Remove.
        (finish_static_storage_duration_function): Change prototype.
        Adjust for function-at-a-time mode.
        (do_static_initialization): Likewise.
        (do_static_destruction): Likewise.
        (do_static_initialization_and_destruction): Remove.
        (start_static_initialization_or_destruction): New function.
        (finish_static_initialization_or_destruction): Likewise.
        (get_priority_info): Don't manipulation initialization_sequence or
        destruction_sequence.
        (prune_vars_needing_no_initialization): New function.
        (write_out_vars): Likewise.
        (finish_file): Use the various new functions instead of the old.

Thu Sep 30 00:13:27 1999  Dirk Zoller  <duz@rtsffm.com>

        * cp-tree.h (warn_float_equal): Declare.
        * decl2.c (warn_float_equal): Define.
        (lang_decode_option): Recognize -W[no-]float-equal.
        * typeck.c (build_binary_op_nodefault): Conditionally warn
        about equality tests of floating point types.

1999-09-29  Jason Merrill  <jason@yorick.cygnus.com>

        Support normal type_info-based EH mechanisms with -fno-rtti.
        * except.c (build_eh_type_type): Remove special -fno-rtti handling.
        (build_eh_type_type_ref): Likewise.
        (build_eh_type): Remove.
        (expand_throw): Call build_eh_type_type, not build_eh_type.
        * decl2.c (import_export_decl): Don't associate the tinfo fn with
        the vtable if -fno-rtti.
        * decl.c (init_decl_processing): Always init_rtti_processing.

        * rtti.c (get_typeid): Don't complain about -fno-rtti.

        * class.c (class_cache_obstack, class_obstack): Remove.
        (init_class_processing): Don't initialize class_obstack.
        (push_cache_obstack): Remove.
        (pushclass): Don't call it.
        * cp-tree.h: Remove prototype for push_cache_obstack.
        * decl.c (decl_obstack, decl_stack, push_decl_level): Remove.
        (pushlevel_class): Don't push_decl_level.
        (poplevel_class): Don't pop_stack_level.
        (push_class_level_binding): Don't push_cache_obstack.
        (init_decl_processing): Don't initialize decl_obstack.
        * search.c (push_class_decls): Don't push_cache_obstack.
        * tree.c (list_hash_add): Put hash node on permanent_obstack.
        (hash_tree_cons): Don't mess with obstacks.
        (print_lang_statistics): Don't print stats for class_obstack and
        decl_obstack.

1999-09-29  Mark Mitchell  <mark@codesourcery.com>

        * dump.c (dequeue_and_dump): Dump DECL_EXTERNAL.
        * ir.texi: Document DECL_EXTERNAL.

        * dump.c (dequeue_and_dump): Improve support for dumping THUNK_DECLs.
        * ir.texi: Document THUNK_DECLs.

        * cp-tree.h (TMPL_ARGS_HAVE_MULTIPLE_LEVELS): Move here from pt.c.
        (TMPL_ARGS_DEPTH, TMPL_ARGS_LEVEL, SET_TMPL_ARGS_LEVEL): Likewise.
        (TMPL_ARG, SET_TMPL_ARG, NUM_TMPL_ARGS, TMPL_PARMS_DEPTH): Likewise.
        * error.c (dump_template_bindings): Remove unused parameter.
        Handle multiple levels of template parameters.
        (dump_template_decl): Use `parms', not `args', for template
        parameters.  Fix thinko.
        (dump_function_decl): Use DECL_TEMPLATE_INSTANTIATION.  Don't pass
        flags to dump_template_bindings.
        * pt.c (TMPL_ARGS_HAVE_MULTIPLE_LEVELS): Move to cp-tree.h.
        (TMPL_ARGS_DEPTH, TMPL_ARGS_LEVEL, SET_TMPL_ARGS_LEVEL): Likewise.
        (TMPL_ARG, SET_TMPL_ARG, NUM_TMPL_ARGS, TMPL_PARMS_DEPTH): Likewise.
        (tsubst_copy): Clarify variable name.
        (most_general_template): Robustify.

1999-09-29  Nathan Sidwell  <nathan@acm.org>

        * error.c (dump_template_parms): Don't use TS_PEDANTIC_NAME
        to change primary template rendering.

1999-09-29  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (UPT_TEMPLATE): Remove.
        (UPT_PARMS): Likewise.
        (DECL_NEEDED_P): New macro.
        * decl2.c (finish_vtable_vardecl): Use it.
        (finish_objects): Don't crash with -fsyntax-only.
        (finish_file): Use DECL_NEEDED_P.  Don't prune vtables when
        -fsyntax-only.
        * pt.c (tsubst_friend_function): Remove FIXME that talks about
        obstacks.
        (tsubst_expr): Correct handling of function try-blocks.
        * semantics.c: Include flags.h.
        (expand_body): Don't do RTL generation if -fsyntax-only.
        * Makefile.in (semantics.o): Depends on flags.h.

1999-09-28  Gabriel Dos Reis  <gdr@codesourcery.com>

        * pt.c (most_general_template): Adjust declaration.

        * cp-tree.h: (most_general_template): Declare.

        * error.c (dump_template_value): Rename to ...
        (dump_template_argument): This.
        (dump_template_argument_list): New function.
        (dump_type): Use it.
        (dump_template_parameter): New function.
        (dump_template_decl): Use it.
        (dump_template_bindings): New function.
        (dump_function_decl): Use it. Pretty print function template
        instantiations.

1999-09-28  Nathan Sidwell  <nathan@acm.org>

        * decl.c (grokdeclarator): Distinguish parameter context for
        diagnostics. Tidy up missing type diagnostic.
        Diagnose `explicit' in one place. Diagnose `mutable' in one place.

1999-09-28  Mark Mitchell  <mark@codesourcery.com>

        * ir.texi: Improve documentation for TARGET_EXPR.

1999-09-27  Nathan Sidwell  <nathan@acm.org>

        Augment stringification of trees.
        * cp-tree.h (tree_string_flags): New error stringifying enumeration.
        (fndecl_as_string, type_as_string_real, args_as_string,
        code_as_string, language_as_string, parm_as_string,
        op_as_string, assop_as_string, cv_as_string): Remove.
        (type_as_string, decl_as_string, expr_as_string): Adjust prototype.
        (context_as_string): Declare new function.
        * error.c (cp_printers): Move definition.
        (OB_UNPUT): Remove.
        (OB_END_TEMPLATE_ID): Adjust.
        (interesting_scope_p): Remove.
        (dump_scope): New static function.
        (dump_qualifiers): Adjust prototype, reimplement.
        (dump_template_value): Use tree_string_flags.
        (dump_type_real): Move back to dump_type.
        (dump_type): Adjust prototype. Use tree_string_flags.
        (dump_aggr_type): Likewise. Use dump_template_parms.
        (dump_type_prefix): Adjust prototype. Use tree_string_flags.
        Return pad flag.
        (dump_type_suffix): Adjust prototype. Use tree_string_flags.
        (dump_simple_decl): Likewise.
        (dump_decl): Likewise. Use dump_template_decl.
        (dump_template_decl): New static function broken out of dump_decl.
        (dump_function_decl): Adjust prototype. Use tree_string_flags.
        (dump_parameters): Likewise. Prefix space.
        (dump_exception_spec): Adjust prototype. Use tree_string_flags.
        (dump_function_name): Likewise. Use dump_template_parms.
        (dump_template_parms): New static function broken out of
        dump_function_name.
        (dump_expr_list): Adjust prototype. Use tree_string_flags.
        (dump_expr): Likewise.
        (fndecl_as_string): Removed
        (type_as_string_real): Removed
        (dump_binary_op): Adjust prototype. Use tree_string_flags.
        (dump_unary_op): Likewise.
        (type_as_string): Likewise.
        (expr_as_string): Likewise.
        (decl_as_string): Likewise.
        (context_as_string): New function.
        (lang_decl_name): Adjust.
        (decl_to_string): New static print callback.
        (expr_to_string): Likewise.
        (fndecl_to_string): Likewise.
        (code_as_string): Renamed to ...
        (code_to_string): ... here. Adjust.
        (language_as_string): Renamed to ...
        (language_to_string): ... here. Adjust.
        (parm_as_string): Renamed to ...
        (parm_to_string): ... here.
        (op_as_string): Renamed to ...
        (op_to_string): ... here.
        (assop_as_string): Renamed to ...
        (assop_to_string): ... here.
        (type_to_string): New static print callback.
        (args_as_string): Renamed to ...
        (args_to_string): ... here. Adjust.
        (cv_as_string): Renamed to ...
        (cv_to_string): ... here. Adjust.
        * pt.c (mangle_class_name_for_template): Use tree_string_flags.
        (print_template_context): Likewise.

1999-09-26  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (expand_throw): Remove prototype.
        * except.c (expand_throw): Make it static.  Use tree-generation
        functions, rather than RTL-generation functions.
        (build_throw): Use it.
        * expr.c: Include except.h.
        (cplus_expand_expr): Don't call expand_throw here.
        * Makefile.in (expr.o): Depend on except.h.
        * ir.texi: Update documentation for THROW_EXPR.

        * decl.c (start_function): Set x_dont_save_pending_sizes rather
        than calling get_pending_sizes.
        * init.c (build_new): Don't save and restore
        immediate_size_expand; instead, assert that it has the expected
        value already.

1999-09-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * lex.c (compiler_error): Add missing call to va_end().

1999-09-25  Mark Mitchell  <mark@codesourcery.com>

        * dump.c (dequeue_and_dump): Handle RESULT_DECL.
        * ir.texi: Document RESULT_DECL and DECL_RESULT.

        * cp-tree.h (check_return_expr): New function.
        * decl.c (finish_constructor_body): New function.
        (pushdecl): Put global friend functions in namespace binding
        level, not the class binding level.
        (finish_destructor_body): Make sure the dtor_label is always
        defined.  Fix typo in comment.
        (finish_function): Move generation of constructor-termination code
        to semantic-analysis time.  Move generation of implicit `main'
        return value to semantic-analysis time.
        * semantics.c (finish_return_stmt): Generate goto's to
        ctor_label/dtor_label here.  Use check_return_expr to do semantic
        analysis on the returned expression.
        * typeck.c (maybe_warn_about_returning_address_of_local): New
        function split out from c_expand_return.
        (check_return_expr): Likewise.
        (c_expand_return): Just generate the RTL for the return.

1999-09-24  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (CPTI_CLEANUP_TYPE): New macro.
        (cleanup_type): Likewise.
        (search_tree): Change prototype.
        * decl.c (local_variable_p): Adjust for new interface to
        search_tree.
        (check_default_argument): Likewise.
        * error.c (dump_expr): Handle INIT_EXPR.
        * except.c (expand_throw): Don't make cleanup_type a local static.
        * expr.c (cplus_expand_expr): Don't handle NEW_EXPR.
        * init.c (build_new): Call build_new_1 directly, rather than
        building a NEW_EXPR.
        (build_new_1): Tidy.  Don't build a VEC_INIT_EXPR except when
        processing file-scope initializers.
        * lex.c (init_parse): Add an opname_tab entry for INIT_EXPR.
        * tree.c: Include splay-tree.h
        (no_linkage_helper): Adjust for new interface to search_tree.
        (search_tree): Pass around pointers to tree nodes, rather than the
        nodes themselves.  Handle VEC_INIT_EXPR.
        (no_linkage_check): Adjust for new interface to search_tree.
        (mapcar): Handle VEC_INIT_EXPR.
        (target_remap): New variable.
        (bot_manip): Use it.
        (bot_replace): New function.
        (break_out_target_exprs): Use it to remap all variables used in a
        default argument expression.
        * typeck.c (build_modify_expr): Don't crash when outside a
        function and presented with an INIT_EXPR assignment
        * Makefile.in (tree.o): Depend on splay-tree.h.

Fri Sep 24 10:48:10 1999  Bernd Schmidt  <bernds@cygnus.co.uk>

        * decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
        DECL_BUILT_IN.
        (builtin_function): New arg CLASS.  Arg CODE now of type int.  All
        callers changed.
        Set the builtin's DECL_BUILT_IN_CLASS.

1999-09-24  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (pushdecl): Don't make local declarations of extern
        variables give the variable a DECL_CONTEXT for the function.
        (make_rtl_for_nonlocal_decl): Don't fuss with obstacks.  Simplify.
        Don't accidentally make RTL for local declarations.
        (emit_local_var): Handle declarations with asm-specifiers here.

1999-09-23  Mark Mitchell  <mark@codesourcery.com>

        * ir.texi: Improve documentation for TARGET_EXPRs.  Discuss
        STMT_IS_FULL_EXPR_P.

        * cp-tree.h (language_function): Add cannot_inline.
        * decl.c (start_function): Restore current_function_cannot_inline
        from the saved value.
        (save_function_data): Save current_function_cannot_inline.
        * decl2.c (start_objects): Change prototype.  Build the function
        in function-at-a-time mode.
        (finish_objects): Likewise.
        (generate_ctor_or_dtor_function): Adjust accordingly.

        * cp-tree.h (DECL_ANON_UNION_ELEMS): New macro.
        * decl2.c (finish_anon_union): Set DECL_ANON_UNION_ELEMS.
        Don't call expand_anon_union_decl here
        * semantics.c (exapnd_stmt): Call it here, instead.
        * typeck.c (mark_addressable): Addressed variables are implicitly
        used.

1999-09-23  Martin v. Löwis  <loewis@informatik.hu-berlin.de>

        * cp-tree.h (VAR_OR_FUNCTION_DECL_CHECK): New macro.
        (RECORD_OR_UNION_TYPE_CHECK, LANG_IDENTIFIER_CAST): Likewise.
        (DEFARG_NODE_CHECK): Remove; replace with DEFAULT_ARG_CHECK.
        * cp-tree.h: Add tree checking macros to various tree access
        macros.
        * ptree.c (print_lang_decl): Test for function or variable
        before accessing template info.

1999-09-23  Jason Merrill  <jason@yorick.cygnus.com>

        * lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
        * lang-specs.h: If -fshort-wchar, override __WCHAR_TYPE__.
        * decl2.c (lang_f_options): Add -fshort-wchar.
        * cp-tree.h: Declare flag_short_wchar.
        * decl.c (init_decl_processing): If -fshort-wchar, use 'short unsigned
        int' for wchar_t.

1999-09-23  Martin v. Löwis  <loewis@informatik.hu-berlin.de>

        * ir.texi: Fix formatting errors and typos.

1999-09-22  Mark Mitchell  <mark@codesourcery.com>

        * ir.texi: Document CLEANUP_STMT, SCOPE_STMT, and START_CATCH_STMT.

        * decl.c (pushdecl): Do create a binding for extern "C" functions,
        but not for their DECL_ASSEMBLER_NAMEs.
        (lookup_name_current_level): Fix formatting.
        (xref_tag): Likewise.
        * decl2.c (start_objects): Mark static constructors and
        destructors as used.

1999-09-22  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (define_case_label): Don't crash if we're not in a switch.

        * decl2.c (lang_decode_option): Don't bother explicitly ignoring flags.
        * lang-options.h: Restore -fthis-is-variable.  Remove help strings
        for unsupported flags.

1999-09-21  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (lang_decode_option): Accept and ignore -finit-priority.
        Accept and warn about -fthis-is-variable.

1999-09-21  Mark Mitchell  <mark@codesourcery.com>

        * dump.c (dequeue_and_dump): Handle START_CATCH_STMT,
        CLEANUP_STMT, and SCOPE_STMT.

        * decl2.c (lang_decode_option): Adjust, in the wake of recent
        changes to option processing.

1999-09-21  Martin v. Löwis  <loewis@informatik.hu-berlin.de>

        * typeck.c (get_member_function_from_ptrfunc): Allow extraction of
        function pointer from pmfs with no object given.
        (convert_for_assignment): Do not return error when converting
        pmfs.

1999-09-21  Alex Samuel  <samuel@codesourcery.com>

        * lex.c (internal_filename): New variable.
        (INTERNAL_FILENAME): New macro.
        (init_parse): Allocate internal_filename and mark as root.  Use it
        instead of a string constant.

1999-09-21  Nathan Sidwell  <nathan@acm.org>

        Reimplement dynamic cast and catch matching.
        * cp-tree.h (get_dynamic_cast_base_type): Prototype new function
        * search.c (dynamic_cast_base_recurse): New function.
        (get_dynamic_cast_base_type): New function for dynamic cast.
        * rtti.c (build_dynamic_cast_1): Determine source and target
        class relationship. Call __dynamic_cast_2.
        * tinfo.h (__user_type_info::upcast): New catch dispatcher.
        (__user_type_info::dyncast): New dynamic cast dispatcher.
        (__user_type_info::sub_kind): New nested enumeration.
        (__user_type_info::contained_p): sub_kind predicate.
        (__user_type_info::contained_public_p): Likewise.
        (__user_type_info::contained_nonpublic_p): Likewise.
        (__user_type_info::contained_nonvirtual_p: Likewise.
        (__user_type_info::upcast_result): New nested struct.
        (__user_type_info::dyncast_result): New nested struct.
        (*::do_upcast): New catch function.
        (*::do_dyncast): New dynamic cast function.
        (__user_type_info::find_public_subobj): New dynamic cast
        helper dispatcher.
        (*::do_find_public_subobj): New dynamic cast helper function.
        * tinfo.cc (__user_type_info::upcast): Define catch dispatcher.
        (__user_type_info::dyncast): Define dynamic cast dispatcher.
        (*::do_upcast): Define catch function.
        (*::do_dyncast): Define dynamic cast function.
        (*::do_find_public_subobj): Define dynamic cast helper function.
        * tinfo2.cc (__throw_type_match_rtti_2): Use upcast.
        (__dynamic_cast): Backwards compatibility wrapper. Use dyncast.
        (__dynamic_cast_2): New dynamic cast runtime.

1999-09-20  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (finish_stmt_expr): Change prototype.
        * expr.c (cplus_expand_expr): Adjust call accordingly.
        * init.c (finish_init_stmts): Likewise.
        * parse.y (primary): Likewise.
        * pt.c (tsubst_copy): Likewise.
        * semantics.c (finish_stmt_expr): Don't take two parameters.
        Don't remove generated BLOCKs from the block-tree.

        Remove support for assigning to `this'.
        * NEWS: Note that fact.
        * class.c (build_vbase_path): Don't check flag_this_is_variable.
        * cp-tree.h (EXPR_STMT_ASSIGNS_THIS): Remove.
        (language_function): Remove assigns_this, just_assigned_this, and
        x_base_init_expr.  Add x_vcalls_possible_p.  Add vtbls_set_up_p.
        (base_init_expr): Remove.
        (current_vcalls_possible_p): New macro.
        (vtbls_set_up_p): Likewise.
        (emit_base_init): Change prototype.
        * decl.c (finish_destructor_body): New function, split out from
        finish_function.
        (current_function_assigns_this): Remove.
        (current_function_just_assigned_this): Likewise.
        (start_function): Don't set them.
        (finish_function): Don't check them.  Don't emit
        base-initialization code here.  Generate code for destructors when
        doing semantic analysis.
        (finish_stmt): Don't check current_function_just_assigned_this.
        * decl2.c (lang_f_options): Remove this-is-variable.
        (lang_decode_option): Likewise.
        (grokclassfn): Don't check flag_this_is_variable.
        * init.c (emit_base_init): Return the expression generated.
        (construct_virtual_bases): Don't push/pop obstacks.  Fix
        typo.
        (build_new_1): Don't check flag_this_is_variable.
        (get_temp_regvar): Don't set DECL_REGISTER.
        (build_vec_init): Don't call use_variable.
        * lang-options.h: Remove "-fthis-is-variable" and
        "-fno-this-is-variable".
        * pt.c (tsubst_expr): Don't check EXPR_STMT_ASSIGNS_THIS.
        * search.c (expand_upcast_fixups): Use finish_expr_stmt, not
        expand_expr_stmt.
        * semantics.c (finish_expr_stmt_real): Rename to ...
        (finish_expr_stmt): This.  Remove assigned_this parameter.
        (begin_if_stmt): Call do_pushlevel before starting the statement.
        (begin_compound_stmt): Don't declare __FUNCTION__ in scope-less
        blocks.
        (setup_vtbl_ptr): Emit initialization code for bases and members
        at semantic-analysis time.  Emit code to initialize vtables in
        destructors here.
        (expand_stmt): Use finish_expr_stmt, not finish_expr_stmt_real.
        Don't handle CTOR_INITIALIZER any more.
        * typeck.c (build_modify_expr): Don't check for assignments to
        this.
        (c_expand_return): Don't suggest assigning to `this'.

        * Makefile.in (decl.o): Depend on RTL_H.
        (decl2.o): Likewise.
        (class.o): Likewise.
        (call.o): Likewise.
        (method.o): Likewise.
        (search.o): Likewise.
        (tree.o): Likewise.
        (pt.o): Likewise.

        * decl.c (duplicate_decls): When a builtin function is redeclared
        as static, make sure it is mangled correctly.

        * ir.texi (CTOR_INITIALIZER): Remove mention.  Fix typo.  Add
        detail about the statement-tree.

1999-09-20  Nathan Sidwell  <nathan@acm.org>

        * parse.y (primary): Use build_functional_cast for CV_QUALIFIER.

1999-09-20  Nick Clifton  <nickc@cygnus.com>

        * decl2.c (lang_decode_option): Extend comment.

Mon Sep 20 10:49:05 1999  Bernd Schmidt  <bernds@cygnus.co.uk>

        * typeck.c: Include "tm_p.h".

1999-09-19  Mark Mitchell  <mark@codesourcery.com>

        * ir.texi: New file.

1999-09-19  Paul Burchard <burchard@pobox.com>

        * semantics.c (expand_stmt): Initialize return value.

1999-09-18  Paul Burchard <burchard@pobox.com>

        * gxxint.texi: G++ now implements namespaces.

1999-09-18  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (pop_label): Don't warn about unused labels more than
        once.
        * semantics.c (finish_goto_stmt): Always marked used labels as
        used.

        * decl.c (layout_var_decl): Change prototype.  Call layout_decl
        even when the declaration is external.
        (cp_finish_decl): Adjust call to layout_var_decl.
        * pt.c (tsubst_expr): Make sure to initialize stmt before using it.

1999-09-18  Martin von Loewis  <loewis@informatik.hu-berlin.de>

        * typeck.c (get_member_function_from_ptrfunc): Always consider
        virtuality inside member pointer.

1999-09-17  Mark Mitchell  <mark@codesourcery.com>

        Turn on function-at-a-time processing.
        * cp-tree.h (doing_semantic_analysis_p): New macro.
        (SF_DEFAULT): Define to zero, not SF_EXPAND.
        (start_handler_parms): Change prototype.
        (expand_start_catch_block): Likewise.
        (expand_end_catch_block): Likewise.
        (expand_start_eh_spec): Likewise.
        (expand_end_eh_spec): Declare.
        (finish_handler_parms): Change prototype.
        (begin_catch_block): Declare.
        (finish_handler): Change prototype.
        (do_pushlevel): Declare.
        (do_poplevel): Likewise.
        * decl.c (pushlevel): Don't create
        binding levels when not doing semantic analysis.
        (poplevel): Don't pop them.
        (pushdecl): Assert that we are never called when not doing
        semantic analysis.
        (pushdecl_top_level): Use push_to_top_level.
        (make_label_decl): Don't fiddle with obstacks.  Make RTL For the
        label when expanding.
        (cp_finish_decl): Only inject for-scope variables when doing
        semantic analysis.  Add comments.
        (start_handler_parms): Return the handler parm.
        (start_function): Reorganize.  Don't clear DECL_INITIAL if it is
        already set.  Reinitialize from saved function data if available.
        Don't pushlevel when not doing semantic analysis.
        (store_parm_decls): Only generate RTL when expanding.  Only
        pushdecl when doing semantic analysis.  Set
        current_eh_spec_try_block if appropriate.
        (finish_function): Simplify.  Use do_pushlevel and do_poplevel.
        Combine common code.  Don't poplevel when not doing semantic
        analysis.
        (push_cp_function_context): Don't expand functions without an
        explicit call to expand_body.
        (mark_lang_function): Make eh_spec_try_block and
        x_scope_stmt_stack.
        * except.c (expand_end_eh_spec): Don't
        declare.
        (process_start_catch_block): Likewise.
        (push_eh_cleanup): Use finish_decl_cleanup.
        (initialize_handler_parm): New function.
        (expand_start_catch_block): Use it.
        (expand_end_catch_block): Use tree-generation functions, not
        RTL-generation functions.
        (expand_start_eh_spec): Likewise.
        (expand_end_eh_spec): Likewise.
        (expand_exception_blocks): Simplify.
        (start_anon_func): Use do_pushlevel.
        (end_anon_func): Use do_poplvel.  Call expand_body for the
        function.
        * expr.c (do_case): Don't call define_case_label.
        * init.c (create_temporary_var): Set DECL_CONTEXT for local
        variables.
        * method.c (emit_thunk): Call expand_body for the
        thunk.
        (sythesize_method): Likewise.
        * parse.y (handler_args): Give it ttype.
        (eat_saved_input): Call expand_body.
        (base_init): Use do_pushlevel.
        (pending_inline): Call expand_body.
        (handler): Adjust calls to finish_handler_parms and
        finish_handler.
        (handler_args): Don't call expand_start_catch_block.  Return the
        catch parameter.  * pt.c (tsubst_expr): Adjust HANDLER handling.
        * parse.c: Regenerated.
        * rtti.c (synthesize_tinfo_fn): Call finish_function.
        * semantics.c (do_pushlevel): Give it external linkage.  Build
        SCOPE_STMTs.
        (do_poplevel): Likewise.
        (finish_case_label): Call define_case_label when doing semantic
        analysis.
        (finish_goto_stmt): Create RTL for labels.
        (finish_function_try_block): Set in_function_try_handler
        unconditionally.
        (finish_function_handler_sequence): Unset it.
        (finish_handler_parms): Use expand_start_catch_block even when
        building a statement-tree.
        (begin_catch_block): New function.
        (finish_handler): Move a little RTL-generation logic here.
        (finish_decl_cleanup): Allow cleanups for empty declarations.
        (finish_named_return_value): Don't pushdecl when not doing
        semantic analysis.
        (expand_stmt): Don't do semantic analysis for variable
        declarations.  Handle START_CATCH_STMT.  Call expand_label
        directly for a LABEL_STMT.  Tweak handling of GOTO_STMT.  Adjust
        HANDLERs.  Handle SCOPE_STMT, CTOR_INITIALIZER, and RETURN_INIT.
        (expand_body): Let expand_stmt handle CTOR_INITIALIZER,
        RETURN_INIT and function try blocks.

        * cp-tree.h (language_function): Add x_eh_spec_try_block.  Add
        x_scope_stmt_stack.  Add x_in_charge_parm.
        (current_eh_spec_try_block): New macro.
        (current_scope_stmt_stack): Likewise.
        (current_in_charge_parm): Likewise.
        * decl.c (start_function): Initialize current_in_charge_parm.
        (finish_function): Use current_in_charge_parm rather than looking
        up __in_chrg.
        * search.c (expand_indirect_vtbls_init): Likewise.

        * cp-tree.def (CLEANUP_STMT): Fix spelling in dumps.
        (TRY_BLOCK): Likewise.
        (HANDLER): Likewise.
        (START_CATCH_STMT): New tree node.
        (SCOPE_STMT): Likewise.
        * cp-tree.h (SCOPE_BEGIN_P): New macro.
        (SCOPE_NULLIFIED_P): Likewise.
        (struct lang_decl_flags): Add pending_inline_p.  Adjust dummy.
        (struct lang_decl): Add saved_language_function.
        (DECL_PENDING_INLINE_INFO): Adjust documentation.
        (DECL_PENDING_INLINE_P): New macro.
        (TYPE_TI_ARGS): Fix typo in comment.
        (DECL_SAVED_TREE): Add to documentation.
        (DECL_SAVED_FUNCTION_DATA): New macro.
        (START_CATCH_TYPE): Likewise.
        (SCOPE_END_P): New macro.
        (declare_parm_level): Don't declare.
        * decl.c (mark_lang_function): New function, split out from
        mark_cp_function_context.
        (save_function_data): New function.
        (declare_parm_level): Remove.
        (finish_function): Use save_function_data to squirrel away
        important stuff for later use.
        (mark_cp_function_context): Use mark_function_data.
        (lang_mark_tree): Likewise.
        * lex.c (begin_definition_of_inclass_inline): Set
        DECL_PENDING_INLINE_P.
        (store_pending_inline): Clear it.
        * pt.c (tsubst_decl): Likewise.

1999-09-17  Nathan Sidwell  <nathan@acm.org>

        * call.c (perform_implicit_conversion): Deal with error_mark_node.

1999-09-17  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (warn_extern_redeclared_static): Don't get confused by
        static member functions.
        (duplicate_decls): Merge DECL_THIS_STATIC.

        * decl.c (expand_static_init): Make sure assignments to local
        statics actually occur.

1999-09-17  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (poplevel_class): Declare.
        * class.c (popclass): Use poplevel_class, not poplevel.
        * decl.c (poplevel_class): Don't make it static.  Don't return a
        value.
        (poplevel): Don't call poplevel_class; abort in a class
        binding level is seen.
        * semantics.c (finish_translation_unit): Use pop_everything.
        * parse.y (member_init): Allow errors.
        (pending_inline): Call finish_function.
        * parse.c: Regenerated.
        * Makefile.in (CONFLICTS): Adjust.

1999-09-17  Gabriel Dos Reis  <gdr@codesourcery.com>

        * error.c: Reduce code duplication.
        (dump_template_value): New function.
        (dump_type_real): Use it.
        (dump_decl): Likewise.
        (dump_function_name): Likewise.
        (dump_function_decl): Don't be too talkative about function return
        type variety.

1999-09-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * lex.c (init_cpp_parse): Call xcalloc, not malloc/bzero.

        * xref.c (SALLOC): Call xstrdup, not xmalloc/strcpy.

1999-09-16  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (finish_file): Also call check_global_declarations for
        the pending_statics list.

1999-09-15  Jason Merrill  <jason@yorick.cygnus.com>

        * lex.c (cp_pragma_implementation): Allow #pragma implementation
        in header files.

1999-09-15  Richard Henderson  <rth@cygnus.com>

        * lex.c (mark_impl_file_chain): Follow the next chain.

1999-09-15  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (warn_extern_redeclared_static): Simplify.  Catch
        problems with extern "C" functions redeclared as static.
        (duplicate_decls): When a builtin is redeclared static, make the
        new function have internal linkage.

1999-09-15  Mark Mitchell  <mark@codesourcery.com>

        * decl2.c (build_expr_from_tree): Handle VA_ARG_EXPR.
        * pt.c (tsubst_copy): Likewise.
        * tree.c (search_tree): Likewise.
        (mapcar): Likewise.

1999-09-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * typeck2.c (ack): Don't declare progname.

1999-09-14  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>

        * lex.c (cp_pragma_interface, cp_pragma_implementation): Copy
        filenames with ggc_alloc_string.

1999-09-14  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (build_target_expr): Set TREE_SIDE_EFFECTS on the
        TARGET_EXPR.
        * call.c (build_over_call): Don't set TREE_SIDE_EFFECTS on
        the TARGET_EXPR.
        * cvt.c (build_up_reference): Likewise.
        * tree.c (build_cplus_new): Likewise.
        (get_target_expr): Likewise.

Tue Sep 14 01:45:10 1999  Marc Espie <espie@cvs.openbsd.org>

        * Makefile.in:  Prepend $(SHELL) to move-if-change calls.

1999-09-13  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (build_target_expr): New function.
        * call.c (build_conditional_expr): Use build_target_expr.
        (convert_like): Likewise.
        (build_over_call): Likewise.
        * cvt.c (build_up_reference): Likewise.
        * decl.c (build_cleanup_on_safe_obstack): Fold into ...
        (destroy_local_var): Here.
        (build_target_expr): New function.
        * tree.c (build_cplus_new): Use it.
        (get_target_expr): Likewise.

1999-09-13  Nathan Sidwell  <nathan@acm.org>

        * typeck.c (expr_sizeof): Don't decay arrays and functions.
        Remove misleading comment.
        (build_compound_expr): Don't decay arrays.

1999-09-13  Jason Merrill  <jason@yorick.cygnus.com>

        * call.c (build_conditional_expr): Always use a TARGET_EXPR for
        class rvalues again.

Sun Sep 12 23:29:07 1999  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * Make-lang.in (g++spec.o): Depend on system.h and gcc.h.

        * g++spec.c: Include gcc.h.
        (lang_specific_driver): Constify a char*.  Call xcalloc, not
        xmalloc/bzero.  All calls to the function pointer parameter now
        explicitly call `fatal'.

1999-09-12  Mark Mitchell  <mark@codesourcery.com>

        * call.c (implicit_conversion): Robustify.  Handle OFFSET_REFs.
        * cvt.c (ocp_convert): Complete the from and destination types.
        Adjust warning about functions always being `true' in conditionals.
        * decl.c (duplicate_decls): Don't play funny games with abort.
        * error.c (dump_expr): Handle OVERLOADs.
        * spew.c (probe_obstack): Remove.
        * typeck.c (condition_conversion): Use perform_implicit_conversion.

1999-09-12  Bernd Schmidt  <bernds@cygnus.co.uk>

        * cp-tree.h (auto_function, define_function): Adjust prototypes.
        * decl.c (define_function): Lose FUNCTION_CODE arg.  All callers
        changed.
        (auto_function): Likewise, for CODE arg.
        Move code to set DECL_BUILT_IN and DECL_FUNCTION_CODE to...
        (builtin_function): ... here.

1999-09-11  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (add_decl_to_level): Remove TREE_PERMANENT assertion.
        (init_decl_processing): Don't set TREE_PERMANENT for the
        error_mark_node.
        (start_decl): Don't rebuild non-permanent ARRAY_TYPEs.
        (grokdeclarator): Likewise.
        (grokparms): Don't check TREE_PERMANENT when building up lists.
        * decl2.c (grokfield): Don't assert TREE_PERMANENT.
        (mark_inline_for_output): Likewise.
        * expr.c (cplus_expand_expr): Don't check TREE_PERMANENT.
        * init.c (build_offset_ref): Don't check TREE_PERMANENT.
        * lex.c (check_newline): Don't check ggc_p; it is always one.
        * pt.c (process_template_parm): Don't check TREE_PERMANENT.
        * spew.c (yylex): Don't copy_node or probe_obstacks for
        non-permanent CONSTANTs and STRINGs.
        * tree.c (build_cplus_array_type_1): Don't fuss with
        TREE_PERMANENT on ARRAY_TYPEs.

        * cp-tree.def (CLEANUP_STMT): New node.
        * cp-tree.h (language_function): Add name_declared.
        (current_function_name_declared): New macro.
        (CLEANUP_DECL): New macro.
        (CLEANUP_EXPR): Likewise.
        (emit_local_var): Likewise.
        (finish_decl_cleanup): New function.
        * cvt.c (build_up_reference): Simplify.
        (ocp_convert): Remove dead code.
        * decl.c (start_decl): Remove call to add_decl_stmt.
        (grok_reference_init): Adjust, to handle bindings temporaries to
        references.  Remove dead code.
        (initialize_local_var): Don't generate RTL for
        declarations here, or build cleanups here.  Don't fuss with
        obstacks.  Replace expand_start_target_temps calls with explicit
        setting of stms_are_full_exprs_p.
        (destroy_local_var): New function.
        (emit_local_var): Likewise.
        (cp_finish_decl): Use them, as appropriate.
        (start_function): Announce template functions.
        (store_parm_decls): Don't call declare_function_name here.
        (finish_stmt): Don't start emit base-initialization code when just
        building the statement-tree.
        * init.c (create_temporary_var): Move add_decl_stmt call ...
        (get_temp_regvar): Here.
        * pt.c (tsubst_expr): Make DECL_INITIAL look like what
        cp_finish_decl would expect.  Don't call add_decl_stmt.
        * semantics.c (begin_compound_stmt): Call declare_function_name,
        if appropriate.
        (finish_decl_cleanup): New function.
        (expand_stmt): Use emit_local_var to output variables.
        (expand_body): Set current_function_name_declared.

1999-09-10  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (finish_cleanup_try_block): New function.
        * semantics.c (finish_cleanup_try_block): Add comment.

Fri Sep 10 10:32:32 1999  Bernd Schmidt  <bernds@cygnus.co.uk>

        * cp-tree.h: Delete declarations for all tree nodes now moved to
        global_trees.
        * decl.c: Delete their definitions.
        (SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE,
        FLOAT_TYPE_SIZE, DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't
        provide defaults.
        (init_decl_processing): Call build_common_tree_nodes and
        build_common_tree_nodes_2 instead of building their nodes here.
        Don't add gc roots for them.

1999-09-10  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (language_function): Rename expanding_p to
        x_expanding_p.  Rename named_label_uses to x_named_label_uses.
        (expanding_p): Adjust accordingly.
        (TREE_VIA_PRIVATE): Fix typo in comment.
        (DECL_REFERENCE_SLOT): Remove.
        (SET_DECL_REFERENCE_SLOT): Likewise.
        * decl.c (named_label_uses): Adjust. Remove chicken comment.
        (push_overloaded_decl): Don't truncate the chain of bindings when
        adding an overloaded function.
        (grok_reference_init): Don't use DECL_REFERENCE_SLOT.
        (initialize_local_var): Fix typo in comment.
        (store_parm_decls): Don't set DECL_REFERENCE_SLOT.  Tidy up.
        * decl2.c (start_objects): Make the fact that we are expanding
        the generated function right away explicit.
        (start_static_storage_duration_function): Likewise.
        (finish_file): Fix typo in comment.
        * init.c (build_vec_init): Correct bugs in handling cleanups.
        * semantics.c (maybe_convert_cond): New function.
        (FINISH_COND): Always store the condition, even if there's
        a declaration.
        (finish_if_stmt_cond): Use maybe_convert_cond.
        (finish_while_stmt_cond): Likewise.
        (finish_do_stmt): Likewise.
        (finish_for_cond): Likewise.
        (expand_cond): Adjust.

        * cp-tree.h (FN_TRY_BLOCK_P): New macro.
        * init.c (perform_member_init): Remove obstack machinations.
        (expand_cleanup_for_base): Likewise.
        (finish_init_stmts): Mark the statement-expression as used.
        * method.c (emit_thunk): Use tree-generating functions, not
        RTL.
        (do_build_copy_constructor): Likewise.
        (do_build_assign_ref): Likewise.
        (synthesize_method): Likewise.  Keep track of line numbers.
        * pt.c (tsubst_expr): Handle various kinds of try blocks.
        * semantics.c (expand_stmts): Remove.
        (begin_function_try_block): Set FN_TRY_BLOCK_P.
        (finish_function_try_block): Be careful rechaining
        function try blocks.
        (expand_stmt): Loop through all the statements at a given level.
        (exapnd_body): Be careful with line-numbers here too.  Prepare for
        being called directly from the parser.

        * cp-tree.h (finish_function): Adjust prototype.
        * decl.c (finish_function): Return the function compiled.
        * pt.c (instantiate_decl): Don't play games with obstacks.
        * tree.c (mapcar): Handle OFFSET_REF and BIT_FIELD_REF.
        (search_tree): Likewise.
        * typeck.c: Fix typo in comment.
        * typeck2.c (store_init_value): Add comment.

        * cp-tree.h (CPTI_ATEXIT): New macro.
        (atexit_node): Likewise.
        * decl.c (destroy_local_static): New function, broken out from ...
        (expand_static_init): Here.

        * rtti.c (get_tinfo_var): These should always be global
        (expand_si_desc): Use tree, not RTL, functions to generate code.
        (expand_class_desc): Likewise.
        (expand_ptr_desc): Likewise.
        (expand_attr_desc): Likewise.
        (expand_generic_desc): Likewise.
        (synthesize_tinfo_fn): Likewise.

1999-09-09  Mark Mitchell  <mark@codesourcery.com>

        * semantics.c (RECHAIN_STMTS): Remove `last' parameter.
        (RECHAIN_STMTS_FROM_LAST): Remove.  Replace all uses with
        RECHAIN_STMTS.
        (RECHAIN_STMST_FROM_CHAIN): Likewise.

        * parse.y (simple_stmt): Fix typo in last change.

        * cp-tree.h (EXPR_STMT_ASSIGNS_THIS): New macro.
        (STMT_IS_FULL_EXPR_P): Likewise.
        (STMT_LINENO_FOR_FN_P): Likewise.
        (prep_stmt): New function.
        (building_stmt_tree): Tweak for safety.
        * pt.c (tsubst_expr): Use prep_stmt throughout.
        (add_tree): Move it to semantics.c
        * semantics.c (add_tree): Move it here.
        (finish_expr_stmt_real): New function.
        (finish_expr_stmt): Use it.
        (finish_if_stmt_cond): Use FINISH_COND.
        (finish_while_stmt_cond): Likewise.
        (finish_for_cond): Likewise.
        (finish_stmt_tree): Tweak line-number handling.
        (prep_stmt): New function.
        (expand_stmt): Use it.

        * cp-tree.h (begin_switch_stmt): Adjust prototype.
        (finish_switch_cond): Likewise.
        * parse.y (simple_stmt): Adjust accordingly.
        * parse.c: Regenerated.
        * pt.c (tsubst_expr): Adjust accordingly.
        * semantics.c (expand_cond): New function.
        (FINISH_COND): New macro.
        (begin_switch_stmt): Build the SWITCH_STMT here.
        (finish_switch_stmt_cond): Not here.
        (expand_stmt): Adjust calls to begin_switch_stmt and
        finish_switch_cond.  Use expand_cond throughout.

        * dump.c (dequeue_and_dump): Dump types for constants.
        Describe DECL_ARG_TYPE more intuitively.
        Handle ARRAY_REF.

        * decl.c (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
        (lang_cleanup_tree): Remove.
        * lex.c (make_lang_type): Use ggc_alloc to allocate
        TYPE_LANG_SPECIFIC.

        Reorganize per-function data.
        * cp-tree.h (saved_scope): Add function_decl, bindings.
        (language_function): Rename binding_level to bindings.
        (cp_function_chain): Use the current_function, not the
        outer_function_chain.
        (current_class_ptr): Make it work, even when there's no
        current function.
        (current_class_ref): Likewise.
        (SF_DEFAULT, SF_PRE_PARSED, SF_INCLASS_INLINE, SF_EXPAND): New
        macros.
        (clear_temp_name): Remove.
        * decl.c (check_function_type): New function, broken out from
        start_function.
        (current_binding_level): Adjust definition.
        (pushlevel): Simplify.
        (poplevel): Don't use named_label_uses when we're outside
        a function scope.
        (mark_saved_scope): Mark function_decl and bindings.
        (maybe_push_to_top_level): Don't unconditionally push a new
        function context.  Save bindings and the current_function_decl.
        Don't clear named_labels.
        (pop_from_top_level): Pop function context if appropriate.
        (init_decl_processing): Set init_lang_status and free_lang_status,
        rather than save_lang_status and restore_lang_status.
        (start_function): Take SF_* flags.  Don't clear per-function data.
        Reorder and simplify to use new per-function data code.  Add
        asserts.
        (store_parm_decls): Don't call init_function_start here.
        (finish_function): Adjust for new handling of per-function data.
        (push_cp_function_context): Simplify.
        (mark_cp_function_context): Change binding_level to bindings.
        * decl2.c (clear_temp_name): Remove.
        (start_objects): Use SF flags to start_function.
        (start_static_storage_duration_function): Likewise.
        * except.c (start_anon_func): Remove redundant calls to
        push_function_context_to.  Use SF flags to start function.
        (end_anon_func): Remove redundant call to pop_function_context
        from.
        * lex.c (reinit_parse_for_function): Don't initialize per-function
        data.
        * method.c (emit_thunk): Clear current_function after calling
        assemble_end_function.  Use SF flags for start_function.
        (synthesize_method): Use SF flags for start_function.
        * parse.c: Regenerated.
        * parse.y (fn.defpen): Likewise.
        (pending_inline): Clear current_function, even if something goes
        wrong.
        * pt.c (instantiate_decl): Use SF flags to start_function.
        Don't save and restore expanding_p.
        (add_tree): Handle the case where we are outside any function.
        (end_tree): Likewise.
        * rtti.c (sythesize_tinfo_fn): Use SF flags to start_function.
        * semantics.c (begin_function_definition): Likewise.
        (expand_body): Likewise.

1999-09-09  Nathan Sidwell  <nathan@acm.org>

        * cp-tree.h (convert_to_void): Prototype new function.
        (require_complete_type_in_void): Remove prototype.
        * cvt.c (convert_to_void): New function.
        (ocp_convert): Use convert_to_void.
        * decl.c (cplus_expand_expr_stmt): Likewise, for complete
        expressions.
        * typeck.c (require_complete_type_in_void): Remove function.
        (build_compound_expr): Use convert_to_void.
        (build_static_cast): Likewise.
        (build_c_cast): Likewise.
        * semantics.c (finish_expr_stmt): Do not decay full expressions.

        * typeck.c (build_x_compound_expr): Add FIXME.

1999-09-08  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (scratch_tree_cons): Remove.
        * call.c: Replace all uses of expr_tree_cons, saveable_tree_cons,
        and perm_tree_cons with plain tree_cons.
        * class.c: Likewise.
        * decl.c: Likewise.
        * decl2.c: Likewise.
        * except.c: Likewise.
        * expr.c: Likewise.
        * init.c: Likewise.
        * lex.c: Likewise.
        * method.c: Likewise.
        * parse.y: Likewise.
        * pt.c: Likewise.
        * repo.c: Likewise.
        * rtti.c: Likewise.
        * search.c: Likewise.
        * typeck.c: Likewise.
        * parse.c: Regenerated.
        * tree.c (build_srcloc): Simplify.

1999-09-08  Bruce Korb  autogen@linuxbox.com

        * Makefile.in: Give the gperf user a hint about why "gperf -F" fails.

1999-09-08  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (lang_decl_flags): Remove permanent_attr.
        Remove next.
        (LANG_DECL_PERMANENT): Remove.
        * decl.c (duplicate_decls): Don't mess about with obstacks trying
        to free memory.
        (lang_mark_tree): Mark DECL_LANG_SPECIFIC.
        * lex.c (free_lang_decl_chain): Remove.
        (build_lang_decl): Don't use obstacks.
        (retrofit_lang_decl): Likewise.
        (copy_lang_decl): Likewise.

        * cp-tree.h (saved_scope): Remove old_binding_level and
        function_decl.  Tidy up.
        * decl.c (mark_saved_scope): Don't set them.
        (maybe_push_to_top_level): Clear memory.

        * decl.c (layout_var_decl): Change prototype.  Don't complete
        types for external objects.
        (check_initializer): Likewise.  Tidy.
        (initialize_local_var): Complete types here.
        (cp_finish_decl): Not here.  Reorganize a little.
        (grokvardecl): Don't complete types here.

        * decl.c (start_function): Clear last_dtor_insn and
        last_parm_cleanup_insn.
        (push_cp_function_context): Just copy over a little of
        the old context, not all of it.

        * cp-tree.h (copy_to_permanent): Remove.
        (permanent_p): Likewise.
        * decl.c (building_typename_type): Don't use copy_to_permanent.
        (start_decl): Likewise.
        (grok_reference_init): Likewise.
        (cp_finish_decl): Likewise.
        * init.c (build_new_1): Don't use mapcar.
        (build_vec_delete_1): Don't use copy_to_permanent.
        (build_vec_init): Likewise.
        * parse.y (primary): Likewise.
        * parse.c: Regenerated.
        * pt.c (push_template_decl_real): Don't use copy_to_permanent.
        (lookup_template_class): Likewise.
        (tsubst_friend_function): Likewise.
        (instantiate_class_template): Likewise.
        (tsubst_decl): Likewise.
        (tsubst): Likewise.
        (instantiate_template): Likewise.
        (unify): Likewise.
        * rtti.c (get_tinfo_fn): Likewise.
        (build_dynamic_cast): Likewise.
        * semantics.c (finish_if_stmt_cond): Likewise.
        (finish_while_stmt_cond): Likewise.
        (finish_do_stmt): Likewise.
        (finish_for_cond): Likewise.
        (finish_for_expr): Likewise.
        (finish_cleanup): Likewise.
        (add_decl_stmt): Likewise.
        (finish_named_return_value): Likewise.
        (finish_qualified_call_expr): Likewise.
        * tree.c (perm_manip): Remove.
        (build_exception_variant): Don't use copy_to_permanent.
        (permanent_p): Remove.
        (copy_to_permament): Remove.
        (build_min_nt): Don't use copy_to_permanent.
        (build_min): Likewise.
        (min_tree_cons): Likewise.
        * typeckc.c (build_static_cast): Likewise.
        (build_reinterpret_cast): Likewise.
        (build_const_cast): Likewise.

1999-09-07  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (ggc_p): Set it to 1.
        (mark_saved_scope): Add prototype.

1999-09-07  Richard Henderson  <rth@cygnus.com>

        * cp-tree.h (C_PROMOTING_INTEGER_TYPE_P): Delete.
        * typeck.c (self_promoting_args_p): Delete.

1999-09-07  Jason Merrill  <jason@yorick.cygnus.com>

        * search.c (binfo_for_vtable): Use CLASSTYPE_VFIELD_PARENT.
        (dfs_bfv_queue_p, dfs_bfv_helper, struct bfv_info): Remove.

1999-09-07  Mark Mitchell  <mark@codesourcery.com>

        * Makefile.in (tree.o): Depend on ggc.h.
        * class.c (make_method_vec): Remove.
        (free_method_vec): Likewise.
        (free_method_vecs): Remove.
        (add_method): Don't use them.
        * cp-tree.def (PTRMEM_CST): Make it longer.
        (TEMPLATE_PARM_INDEX): Make it shorter.
        * cp-tree.h (BINDING_HAS_LEVEL_P): New macro.
        (template_parm_index): Remove RTL field.
        (ptrmem_cst): Add RTL field.
        (finish_function): Removed parameter.
        (process_next_inline): Change prototype.
        (init_cplus_unsave): Rename to init_tree.
        (binding_init): Remove.
        * decl.c (free_binding_nodes): Remove.
        (push_binding): Don't use them.  Set BINDING_HAS_LEVEL_P.
        (pop_binding): Don't use free_binding_nodes.
        (free_binding_vecs): Remove.
        (store_bindings): Don't use them.
        (pop_from_top_level): Likewise.
        (lookup_namespace_name): Simplify.
        (build_typename_type): Don't use obstack_free.
        (unqualified_namespace_lookup): Simplify.
        (lookup_name_real): Simplify.
        (start_function): Remove comment about leaks.
        (finish_function): Removed nested parameter.  Call
        expand_end_bindings even when building_stmt_tree.
        Call ggc_push_context and ggc_pop_context around
        rest_of_compilation, if necessary.
        (mark_cp_function_context): Handle a NULL language-context.
        (lang_mark_false_label_stack): Fix typo.
        (lang_mark_tree): Handle CPLUS_BINDING, OVERLOAD,
        TEMPLATE_PARM_INDEX.  Handle the funny TYPE_LANG_SPECIFIC on
        pointer to method types.
        (lang_cleanup_tree): Use free to free TYPE_LANG_SPECIFIC.
        * decl2.c (finish_objects): Adjust call to finish_function.
        (finish_static_store_duration_function): Likewise.
        (do_nonmember_using_decl): Remove call to binding_init.
        * except.c (end_anon_func): Adjust call to finish_function.
        * lex.c (mark_impl_file_chain): New function.
        (init_parse): Call init_tree, not init_cplus_unsave.
        Add GC roots.
        (cp_pramga_interface): Use xmalloc, not permalloc.
        (cp_pragma_implementation): Likewise.
        (begin_definition_of_inclass_inline): Simplify.
        (process_next_inline): Adjust prototype.
        (do_scoped_id): Don't call binding_init.
        (make_lang_type): Allocate TYPE_LANG_SPECIFIC with xmalloc.
        * method.c (emit_thunk): Adjust call to finish_function.
        (synthesize_method): Likewise.
        * parse.y (%union): Add a new `pi' variant.
        (PRE_PARSED_FUNCTION_DECL): Use it.
        (fn.defpen): Likewise.
        (fndef): Adjust call to finish_function.
        * pt.c (instantiate_decl): Likewise.
        * rtti.c (syntheisze_tinfo_fn): Likewise.
        * semantics.c (expand_body): Likewise.
        * tree.c: Include ggc.h.
        (mark_list_hash): New function.
        (binding_init): Remove.
        (init_cplus_unsave): Rename to ...
        (init_tree): This.  Add GC roots.

1999-09-05  Mark Mitchell  <mark@codesourcery.com>

        Get ready for garbage collection.
        * Makefile.in (CXX_TREE_H): Add varray.h
        (lex.o): Depend on ggc.h.
        (decl.o): Likewise.
        (decl2.o): Likewise.
        (method.o): Likewise.
        (search.o): Likewise.
        (pt.o): Likewise.
        (repo.o): Likewise.
        * class.c: Include ggc.h.
        (current_class_name): Remove.
        (current_class_type): Likewise.
        (current_access_specifier): Likewise.
        (previous_class_type): Likewise.
        (previous_class_values): Likewise.
        (class_cache_firstobj): Likewise.
        (current_lang_base): Likewise.
        (current_lang_stack): Likewise.
        (current_lang_stacksize): Likewise.
        (lang_name_c): Likewise.
        (lang_name_cplusplus): Likewise.
        (lang_name_java): Likewise.
        (current_lang_name): Likewise.
        (base_layout_decl): Likewise.
        (access_default_node): Likewise.
        (access_public_node): Likewise.
        (access_protected_node): Likewise.
        (access_private_node): Likewise.
        (access_default_virtual_node): Likewise.
        (access_public_virtual_node): Likewise.
        (access_protected_virtual_node): Likewise.
        (access_private_virtual_node): Likewise.
        (signed_zero_node): Likewise.
        (init_class_processing): Don't build base_layout_decl.
        (push_lang_context): Adjust now that current_lang_base is a varray.
        (pop_lang_context): Likewise.
        * cp-tree.h: Include varray.h.
        (cp_global_trees): Add access_default, access_public,
        access_protected, access_private, access_default_virtual,
        access_public_virtual, access_protected_virtual,
        access_private_virtual, ctor_identifier, delta2_identifier,
        delta_identifier, dtor_identifier, in_charge_identifier,
        index_identifier, nelts_identifier, this_identifier,
        pfn_identifier, pfn_or_delta2_identifier, vptr_identifier,
        lang_name_c, lang_name_cplusplus, lang_name_java,
        empty_except_spec, null, jclass, minus_one, terminate.
        (saved_scope): Move here from decl.c.  Define globals in terms of
        saved_scope: current_namespace, current_class_name,
        current_class_type, current_access_specifier, current_lang_stack,
        current_lang_base, current_lang_name, current_function_parms,
        current_template_parms, processing_template_decl,
        processing_specialization, processing_explicit_instantiation,
        previous_class_type, previous_class_values, class_cache_firstobj.
        (scope_chain): New variable.
        (init_pt): New function.
        * decl.c (current_namespace): Remove.
        (this_identifier, in_charge_identifier, ctor_identifier): Likewise.
        (dtor_identifier, pfn_identifier, index_identifier): Likewise.
        (delta_identifier, delta2_identifier): Likewise.
        (pfn_or_delta2_identifier, tag_identifier): Likewise
        (vt_off_identifier, empty_except_spec, null_node): Likewise.
        (current_function_parms, current_lang_base): Remove.
        (current_lang_stack, previous_class_values): Remove.
        (class_binding_level): Macroize.
        (saved_scope): Remove.
        (current_saved_scope): Rename to scope_chain.
        (mark_saved_scope): Adjust for new scope structure.
        (maybe_push_to_top_level): Likewise.
        (pop_from_top_level): Likewise.
        (duplicate_decls): Adjust now that current_lang_base is a varray.
        (build_typename_type): Call ggc_add_tree_hash_table_root.
        (init_decl_processing): Call init_pt.  Call push_to_top_level to
        set up globals.  Add GC roots.
        (xref_basetypes): Adjust now that current_lang_base is a varray.
        * decl.h (this_identifier): Remove.
        (in_charge_identifier): Likewise.
        * decl2.c: Don't include varray.h.
        (current_namespace): Remove.
        (init_decl2): Add GC roots.
        * except.c (Terminate): Remove.
        (init_exception_processing): Use terminate_node instead.
        (build_terminate_handler): Likewise.
        * init.c (nc_nelts_field_id): Remove.
        (minus_one): Likewise.
        (init_init_processing): Use minus_one_node and nelts_identifier
        instead.  Add GC roots.
        (jclass_node): Remove.
        (build_new_1): Use nelts_identifier.
        (build_vec_init): Likewise.
        (build_vec_delete): Likewise.
        * lex.c: Include ggc.h.
        (defarg_fn): Move declaration early.
        (defarg_parms): Likewise.
        (init_parse): Add GC roots.
        (handle_cp_pragma): Remove redundant declaration of
        pending_vtables.
        * method.c: Include ggc.h.
        (btypelist): Make it a varray.  All uses changed.
        (ktypelist): Likewise.
        (init_method): Add GC roots.
        * pt.c: Don't include varray.h.  Include ggc.h.
        (current_template_parms): Remove.
        (processing_template_decl): Likewise.
        (processing_specialization): Likewise.
        (processing_explicit_instantiation): Likewise.
        (init_pt): New function.
        * repo.c: Include ggc.h.
        (init_repo): Add GC roots.
        * search.c: Don't include varray.h.
        (_vptr_name): Remove.
        (lookup_field_1): Use vtpr_identifier instead.
        (expand_indirect_vtbls_init): Remove redundant declaration of
        in_charge_identifier.
        (init_search_processing): Use vptr_identifier.

1999-09-05  Richard Henderson  <rth@cygnus.com>
            Bernd Schmidt <bernds@cygnus.co.uk>
            Mark Mitchell  <mark@codesourcery.com>

        * Makefile.in (parse.o): Depend on ggc.h.
        (decl2.o): Depend on ggc.h.
        (init.o): Depend on ggc.h.
        * cp-tree.h (init_decl2): Declare.
        (cp_parse_init): Likewise.
        * decl.c (ggc_p): Define to zero.
        (mark_saved_scope): New function.
        (init_decl_processing): Call cp_parse_init, and cp_decl2.
        Register GC roots.
        (expand_static_init): Add GC roots.
        * decl2.c: Include ggc.h.
        (init_decl2): New function.
        * init.c: Include ggc.h.
        (init_init_processing): Add GC roots.
        * parse.y: Include ggc.h.
        (cp_parse_init): New function.

1999-09-04  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (init_decl_processing): Set mark_lang_status.
        (lang_mark_false_label_stack): Adjust prototype.
        * decl2.c (grok_function_init): Remove extraneous declaration of
        abort_fndecl.

        * Make-lang.in (cc1plus): Remove dependency on GGC.
        * Makefile.in (OBJS): Don't mention ggc-simple.o.
        (OBJDEPS): Don't mention ggc-simple.o.

        * Make-lang.in (cc1plus): Depend on $(GGC).
        * Makefile.in (OBJS): Add ggc-simple.o.
        (OBJDEPS): Likewise.
        * cp-tree.h (language_function): Rename members to `x_' versions;
        we now have x_named_labels, x_ctor_label, x_dtor_label,
        x_base_init_list, x_member_init_list, x_base_init_expr,
        x_current_class_ptr, x_current_class_ref, x_last_tree,
        x_last_expr_type, x_last_dtor_insn, x_last_parm_cleanup_insn, and
        x_result_rtx.
        (dtor_label, ctor_label, current_base_init_list,
        current_member_init_list, base_init_expr, current_class_ptr,
        current_class_ref, last_tree, last_expr_type): Adjust accordingly.
        * decl.c: Include ggc.h.
        (last_dtor_insn): Adjust to use x_ names.
        (last_parm_cleanup_insn): Likewise.
        (original_result_rtx): Likewise.
        (named_labels): Likewise.
        (mark_binding_level): New function.
        (mark_cp_function_context): Likewise.
        (mark_false_label_stack): Likewise.
        (lang_mark_tree): Likewise.
        (lang_cleanup_tree): Likewise.

1999-09-03  Mark Mitchell  <mark@codesourcery.com>

        * Makefile.in (CXX_TREE_H): Include function.h.
        (decl.o): Don't depend on function.h.
        (decl2.o): Likewise.
        (typeck.o): Likewise.
        (init.o): Likewise.
        (method.o): Likewise.
        * cp-tree.h: Include function.h.
        (cp_function): Rename to language_function.  Remove next.
        (cp_function_chain): Make it a macro, not a variable.
        (push_cp_function_context): Don't declare.
        (pop_cp_function_context): Likewise.
        * decl.c: Don't include function.h.
        (push_cp_function_context): Make it static.  Make it suitable for
        a save_lang_status callback.
        (pop_cp_function_context): Likewise.
        (maybe_push_to_top_level): Call push_function_context_to, not
        push_cp_function_context.
        (pop_from_top_level): Call pop_function_context_from, not
        pop_cp_function_context.
        (init_decl_processing):  Set save_lang_status and
        restore_lang_status.  Call push_function_context_to, not
        push_cp_function_context.
        (cp_function_chain): Remove.
        * decl2.c: Don't include function.h.
        * except.c: Don't include function.h.
        (start_anon_func): Call push_function_context_to, not
        push_cp_function_context.
        (end_anon_func):  Call pop_function_context_from, not
        pop_cp_function_context.
        * init.c: Don't include function.h.
        * lex.c (begin_definition_of_inclass_inline): Call
        push_function_context_to, not push_cp_function_context.
        (process_next_inline):  Call pop_function_context_from, not
        pop_cp_function_context.
        * method.c: Don't include function.h.
        (synthesize_method): Call push_function_context_to, not
        push_cp_function_context.  Call pop_function_context_from, not
        pop_cp_function_context.
        * typeck.c: Don't include function.h.

        * decl.c (expand_static_init): Tweak handling of static
        initializations for objects without constructors.

1999-09-03  Nathan Sidwell  <nathan@acm.org>

        * typeck.c (build_indirect_ref): Reject dereference of pointer to
        void.

1999-09-02  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (cp_function): Move here, from decl.c.
        (cp_function_chain): Declare.
        (dtor_label): New macro, instead of variable.
        (ctor_label): Likewise.
        (current_base_init_list): Likewise.
        (current_member_init_list): Likewise.
        (base_init_expr): Likewise.
        (current_class_ptr): Likewise.
        (current_class_ref): Likewise.
        (last_tree): Likewise.
        (last_expr_type): Likewise.
        (current_function_returns_value): Likewise.
        (current_function_returns_null): Likewise.
        (current_function_just_assigned_this): Likewise.
        (current_function_parms_stored): Likewise.
        (temp_name_counter): Likewise.
        (static_labelno): Likewise.
        (expanding_p): Likewise.
        (stmts_are_full_exprs_p): Likewise.
        (in_function_try_handler): Likewise.
        (lang_type): Remove nested type_flags.  All uses changed.
        * call.c (ctor_label): Remove.
        (dtor_label): Likewise.
        * class.c (current_class_ptr): Remove.
        (current_class_ref): Likewise.
        * decl.c (static_labelno): Remove.
        (dtor_label): Likewise.
        (last_dtor_insn): New macro, instead of variable.
        (last_parm_cleanup_insn): Likewise.
        (original_result_rtx): Likewise.
        (in_function_try_handler): Remove.
        (named_label_uses): New macro, instead of variable.
        (named_labels): Likewise.
        (current_function_returns_value): Remove.
        (current_function_returns_null): Likewise.
        (current_function_assigns_this): New macro, instead of variable.
        (current_function_just_assigned_this): Likewise.
        (current_binding_level): Likewise.
        (init_decl_processing): Call push_cp_function_context.
        (cp_function): Move to cp-tree.h
        (cp_function_chain): Make it global.
        (temp_name_counter): Remove.
        (push_cp_function_context): Simplify.
        (pop_cp_function_context): Likewise.
        * decl2.c (temp_name_counter): Remove.
        * init_c (current_base_init_list): Likewise.
        (current_member_init_list): Likewise.
        (base_init_expr): Likewise.
        * method.c (static_labelno): Likewise.
        * pt.c (last_tree): Likewise.
        * semantics.c (expanding_p): Likewise.
        (stmts_are_full_exprs_p): Likewise.
        (last_expr_type): Likewise.
        * typeck.c (dtor_label): Likewise.
        (ctor_label): Likewise.

1999-09-01  Alex Samuel  <samuel@codesourcery.com>

        * decl2.c (arg_assoc_template_arg): New prototype.  New function.
        (arg_assoc_class): Use arg_assoc_template_arg for template
        arguments.
        (arg_assoc): Likewise.
        * pt.c (mangle_class_name_for_template): Allow member template
        template arguments.

1999-09-02  Nathan Sidwell  <nathan@acm.org>

        * call.c (build_conditional_expr): Warn on enum mismatches.
        (convert_arg_to_ellipsis): Move non-pod check to after
        conversion.

1999-09-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * gxx.gperf (hash, is_reserved_word): Add prototypes.

        * init.c (build_vec_init): Initialize variable `try_block'.

        * lex.c (init_parse): Call memcpy, not bcopy, to avoid casts.
        Likewise for bzero/memset.
        (token_getch, token_put_back): Add static prototypes.  Remove
        `inline' from the definitions.
        (retrofit_lang_decl): Call memset, not bzero, to avoid casts.

1999-09-01  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (lang_type): Move align into type_flags.
        (CLASSTYPE_ALIGN): Adjust accordingly.
        * call.c (direct_reference_binding): Remove misleading comment.

1999-08-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * parse.y (language_string): Constify.

1999-08-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * repo.c (getpwd): Don't prototype.
        * xref.c (getpwd): Likewise

1999-08-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * Makefile.in (LIBS, LIBDEPS): Link with & depend on libiberty.a.
        Remove hacks for stuff which now comes from libiberty.

1999-08-30  Jason Merrill  <jason@yorick.cygnus.com>

        * cp-tree.h (IS_AGGR_TYPE_2): Fix typo.

1999-08-30  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (begin_init_stmts): Declare.
        (finish_init_stmts): Likewise.
        * cvt.c (build_up_reference): Wrap the declaration of a temporary
        in a statement-expression so that we will see it when expanding
        tree structure later.
        * init.c (begin_init_stmts): Don't make it static.
        (finish_init_stmts): Likewise.

        * cp-tree.h (start_handler_parms): New function.
        (expand_start_catch_block): Take only one parameter.
        (start_handler_parms): New function.
        * decl.c (start_handler_parms): Define it.
        * except.c (process_start_catch_block): Take only one parameter.
        Don't call grokdeclarator here.
        (expand_start_catch_block): Don't call grokdeclarator here,
        either.
        * parse.y (handler_args): Adjust call to
        expand_start_catch_block.  Use start_handler_parms.
        * pt.c (push_template_decl_real): Make permanent lists have
        permanent elements.
        (tsubst_expr): Adjust calls to expand_start_catch_block
        appropriately.
        * semantics.c (expand_stmt): Likewise.

1999-08-29  Alex Samuel  <samuel@codesourcery.com>

        * pt.c (push_template_decl_real): Use template declaration from
        class type if it exists.

1999-08-29  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (TYPE_NEEDS_CONSTRUCTING): Remove #if 0'd definition.
        (maybe_inject_for_scope_var): Declare it.
        (initialize_local_var): Likewise.
        * decl.c (maybe_inject_for_scope_var): Make it global.
        (initialize_local_var): Likewise.  Move cleanup handling here,
        from cp_finish_decl.
        (make_rtl_for_nonlocal_decl): Use
        push_obstacks_nochange/pop_obstacks, rather than
        end_temporary_allocation/resume_temporary_allocation.
        (cp_finish_decl): Try to complete the type of a variable when it
        is declared.  Move cleanup-handling to initialize_local_var.
        (expand_static_init): Use tree-building code, rather than
        RTL-building code.
        * decl2.c (get_temp_name): Assert non-initializedness of
        temporaries.
        * init.c (create_temporary_var): Move RTL-assigning code to ...
        (get_temp_regvar): Here.
        * pt.c (tsbust_expr): Fix indentation.  Call cp_finish_decl here.
        * semantics.c (expand_stmt): Don't call cp_finish_decl here.  Just
        call initialize_local_var to generate initialization code.

1999-08-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * cp-tree.h (fndecl_as_string, type_as_string,
        type_as_string_real, args_as_string, decl_as_string,
        expr_as_string, code_as_string, language_as_string,
        parm_as_string, op_as_string, assop_as_string, cv_as_string,
        lang_decl_name, cp_file_of, lang_printable_name): Constify a char*.

        * errfn.c (cp_printer): Likewise.

        * error.c (cp_printer, fndecl_as_string, type_as_string_real,
        type_as_string, expr_as_string, decl_as_string, lang_decl_name,
        cp_file_of, code_as_string, language_as_string, parm_as_string,
        op_as_string, assop_as_string, args_as_string, cv_as_string):
        Likewise.

        * tree.c (lang_printable_name): Likewise.

1999-08-28  Richard Henderson  <rth@cygnus.com>

        * decl2.c (arg_assoc_class): Bail if the class is a builtin type.

1999-08-28  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (strip_array_types): New function.
        * decl.c (maybe_deduce_size_from_array_init): New function, split
        out from cp_finish_decl.
        (layout_var_decl): Likewise.
        (maybe_commonize_var): Likewise.
        (maybe_inject_for_scope_var): Likewise.
        (initialize_local_var): Likewise.
        (build_cleanup_on_safe_obstack): Likewise.
        (check_initializer): Likewise.
        (make_rtl_for_nonlocal_decl): Likewise.
        (cp_finish_decl): Use them.
        * typeck.c (strip_array_types): New function.

        * cp-tree.def (LABEL_STMT): New tree node.
        * cp-tree.h (LABEL_STMT_LABEL): New macro.
        (shadow_label): Remove.
        (declare_local_label): New function.
        (finish_label_decl): Likewise.
        * decl.c (make_label_decl): New function, split out from
        lookup_label.
        (shadowed_labels): Remove.
        (binding_level): Add shadowed_labels.
        (clear_binding_level): Remove.
        (push_binding_level): Just bzero the new binding level.
        (pushlevel): Fix indentation.
        (pop_label): New function.
        (pop_labels): Likewise, split out from poplevel.
        (poplevel): Pop local labels.  Use pop_labels.
        (maybe_push_to_top_level): Don't clear shadowed_labels.
        (lookup_label): Use make_label_decl.
        (shadow_label): Remove.
        (declare_local_label): New function.
        (define_label): Simplify.
        (start_function): Don't clear shadowed_labels.
        (cp_function): Remove shadowed_labels.
        (push_cp_function_context): Don't save shadowed_labels.
        (pop_cp_function_context): Don't restore it.
        * dump.c (dequeue_and_dump): Handle LABEL_STMT.
        * parse.y (label_decl): Use finish_label_decl.
        * pt.c (tsubst_expr): Handle LABEL_STMTs, and local label
        declarations.
        * semantics.c (finish_label_stmt): Add a LABEL_STMT when
        building_stmt_tree.
        (finish_label_decl): New function.
        (expand_stmt): Handle LABEL_STMTs and local label declarations.

1999-08-26  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (lookup_label): Build labels on the permanent obstack
        when building statement trees.  Don't build RTL for labels when
        building statement trees.
        * semantics.c (finish_goto_stmt): Use LABEL_DECLs even when
        building statement trees.
        (finish_label_stmt): Likewise.
        (expand_stmt): Adjust accordingly.
        * pt.c (tsubst_expr); Likewise.
        (do_decl_instantiation): Robustify.

        * cp-tree.h (AGGR_INIT_VIA_CTOR_P): New macro.
        * tree.c (build_cplus_new): Set it.
        * expr.c (cplus_expand_expr): Use it.
        * dump.c (deque_and_dump): Handle AGGR_INIT_EXPR.

        * decl.c (store_parm_decls): Reset immediate_size_expand.
        (finish_function): Likewise.

        * tree.c (cplus_unsave_expr_now): Don't return a value.

        * semantics.c (do_poplevel): Always initialize the return value.

1999-08-26  Gavin Romig-Koch  <gavin@cygnus.com>

        * cp-tree.h (cplus_unsave_expr_now) : Correct return type.
        * tree.h (cplus_unsave_expr_now) : Same.

1999-08-25  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (grokdeclarator): Amend comment.
        * except.c (expand_start_catch_block): Call push_template_decl for
        catch-block parameters.
        * method.c (synthesize_method): Build an empty compound statement
        for the body of a constructor.

1999-08-25  Jason Merrill  <jason@yorick.cygnus.com>

        * tree.c (cp_build_qualified_type_real): If we're asking for the
        same quals we already have, just return.

1999-08-25  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.def (SUBOBJECT): New tree node.
        * cp-tree.h (CLEANUP_P): New macro.
        (SUBOBJECT_CLEANUP): Likewise.
        (keep_next_level): Add parameter.
        (get_temp_regvar): Don't declare.
        (emit_base_init): Remove parameter.
        (expand_aggr_init): Rename to build_aggr_init.
        (expand_vec_init): Rename to build_vec_init.
        (do_pushlevel): Remove.
        (do_poplevel): Likewise.
        (finish_cleanup): New function.
        (finish_subobject): Likewise.
        (stmts_are_full_exprs_p): New variable.
        * decl.c (keep_next_level): Add parameter.
        (cp_finish_decl): Use build_aggr_init, not
        expand_aggr_init.  Use finish_expr_stmt to expand the code.
        (expand_static_init): Use tree-generating, not RTL-generating,
        functions to handle the initialization.
        (start_function): Remove dead code.  Always have a momentary
        obstack inside the function, even before hitting the first curly
        brace.
        (cplus_expand_expr_stmt): Move calls to
        expand_{start,end}_target_temps into semantics.c.
        (cp_function): Add stmts_are_full_exprs_p.
        (push_cp_function_context): Save it.
        (pop_cp_function_context): Restore it.
        * decl2.c (get_temp_regvar): Move to init.c.
        (do_static_initialization): Use build_{aggr,vec}_init.
        (do_static_destruction): Fix typo in comment.
        * dump.c (dequeue_and_dump): Handle INIT_EXPR.
        * except.c (expand_throw): Use create_temporary_var.
        * expr.c (cplus_expand_expr): Use build_{aggr,vec}_init.
        * init.c (expand_vec_init_try_block): Remove.
        (expand_vec_init_catch_clause): Likewise.
        (get_temp_regvar): New function.
        (begin_init_stmts): Likewise.
        (finish_init_stmts): Likewise.
        (perform_member_init): Use build_{aggr,vec}_init.  Build up tree
        structure here.
        (emit_base_init): Likewise.  Remove unused parameter.
        (expand_virtual_init): Likewise.
        (expand_cleanup_for_base): Use finish_subobject.
        (expand_aggr_vbase_init_1): Simplify.
        (construct_virtual_bases): Use tree-generating functions to build
        up initialization.
        (expand_aggr_init): Likewise.  Rename to build_aggr_init.
        (expand_default_init): Likewise.
        (expand_aggr_init_1): Likewise.
        (expand_vec_init): Rename to build_vec_init.
        * method.c (do_build_copy_constructor): Use tree-generating
        functions.  Don't call clear_last_expr.
        (do_build_assign_ref): Likewise.
        (synthesize_method): Call clear_last_expr here.
        * parse.y (base_init): Don't call clear_last_expr here.
        (nodecls): Likewise.
        * pt.c (tsubst_expr): Handle a TRY_BLOCK with CLEANUP_P set.
        * semantics.c (do_pushlevel): Move to here.
        (do_poplevel): Likewise.
        (stmts_are_full_exprs_p): New variable.
        (finish_expr_stmt): Handle logic for temoprary cleanup here.
        (finish_for_stmt): Use finish_expr_stmt.
        (finish_cleanup): New function.
        (finish_function_try_block): Fix indentation.
        (finish_subobject): New function.
        (setup_vtbl_ptr): Call keep_next_level here.
        (finish_stmt_expr): Handle a block with no scope inside the
        statement-expression.
        (expand_stmt): Handle a TRY_BLOCK with CLEANUP_P set.  Handle
        SUBOBJECT.
        * tree.c (search_tree): Handle INIT_EXPR.
        (mapcar): Likewise.
        * typeck.c (build_modify_expr): Don't build an RTL_EXPR.
        * typeck2.c (store_init_value): Change expand_aggr_init to
        build_aggr_init in comment.

1999-08-25  Mark Mitchell  <mark@codesourcery.com>

        * dump.c (dequeue_and_dump): Dump TARGET_EXPRs.

1999-08-25  Nathan Sidwell  <nathan@acm.org>

        * decl2.c (handle_class_head): Be graceful about additional
        scope qualifiers. Adjust comments to reflect reality.

1999-08-24  Jason Merrill  <jason@yorick.cygnus.com>

        * call.c (build_conditional_expr): Fix typo.
        * typeck.c (build_modify_expr, COND_EXPR): Make sure we've got an
        lvalue before trying to mess with the sides.

        * error.c (dump_expr, CONVERT_EXPR): Handle (void) properly.

Mon Aug 23 22:17:20 1999  Mumit Khan  <khan@xraylith.wisc.edu>

        * g++spec.c (lang_specific_driver): Add room for NULL in arglist.

1999-08-23  Jason Merrill  <jason@yorick.cygnus.com>

        * exception.cc (__cplus_type_matcher): Call __throw_type_match_rtti_2.
        Return arbitrary pointer or NULL.
        (check_eh_spec): Call __throw_type_match_rtti_2.
        * tinfo.h (*::dcast): Return int.  Add valp parm.
        * tinfo.cc (*::dcast): Likewise.  Adjust to allow for null pointers.
        * tinfo2.cc (__throw_type_match_rtti_2): Likewise.
        (__throw_type_match_rtti): Now just a wrapper.

        * except.c: Lose CatchMatch, FirstExceptionMatch, and Unwind.
        (init_exception_processing): Don't initialize them.

1999-08-23  Paul Burchard <burchard@pobox.com>

        * decl.c (check_default_argument): Fix typo.

1999-08-22  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.def (STMT_EXPR): Fix typo in node name.

        * dump.c (dump_next_stmt): New function.
        (dequeue_and_dump): Use it.

        * pt.c (tsubst_copy): Make sure to initialize return value for a
        STMT_EXPR, even when processing_template_decl.
        * semantics.c (finish_stmt_expr): A statement-expression whose
        last statement is not an expression-statement has type `void'.

1999-08-20  Mark Mitchell  <mark@codesourcery.com>

        * semantics.c (finish_stmt_expr): Fix typo in comment.
        * tree.c (search_tree): Handle EXIT_EXPR, LOOP_EXPR.
        (mapcar): Likewise.
        * init.c (build_vec_delete_1): Make the children of a permanent
        BIND_EXPR permanent.
        * pt.c (register_specialization): Don't register a specialization
        more than once.

1999-08-18  Andrew Haley  <aph@cygnus.com>

        * method.c (process_overload_item): Call build_mangled_C9x_name ()
        for all integer parameter types larger than long long.

1999-08-19  Mark Mitchell  <mark@codesourcery.com>

        * pt.c (redeclare_class_template): Merge default template
        arguments in both directions.

        * typeck.c (common_type): Undo 1999-08-18 change.  Remove
        compiler_error message.

1999-08-19  Jason Merrill  <jason@yorick.cygnus.com>

        * cp-tree.h: Declare flag_use_repository.
        * pt.c (do_decl_instantiation): Don't complain about duplicate
        instantiation with -frepo.
        (do_type_instantiation): Likewise.

        * pt.c (push_template_decl_real): Complain about everything
        that isn't a valid template.

        * decl2.c (import_export_decl): If -fnew-abi, class linkage doesn't
        affect inlines.

1999-08-19  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.def (PSEUDO_DTOR_EXPR): New tree code.
        * decl2.c (build_expr_from_tree): Handle it.
        * error.c (dump_expr): Likewise.
        * pt.c (for_each_template_parm): Likewise.
        (tsubst_copy): Likewise.
        * tree.c (search_tree): Likewise.
        * semantics.c (finish_pseudo_destructor_call): Create it.

1999-08-18  Mark Mitchell  <mark@codesourcery.com>

        * search.c (setup_class_bindings): Robustify.
        * typeck.c (common_type): Use same_type_p, not pointer equality,
        to compare types.

        * cp-tree.h (build_lang_field_decl): Remove.
        * class.c (build_vtable): Replace calls to build_lang_field_decl
        with build_lang_decl.
        (prepare_fresh_vtable): Likewise.
        (finish_struct_1): Likewise.
        (init_class_processing): Likewise.
        * decl.c (push_using_decl): Likewise.
        (init_decl_processing): Likewise.
        (grokvardecl): Likewise.
        (build_ptrmemfunc_type): Likewise.
        (grokdeclarator): Likewise.
        (build_enumerator): Likewise.
        * decl2.c (grok_x_components): Likewise.
        (do_class_using_decl): Likewise.
        * except.c (call_eh_info): Likewise.
        * init.c (init_init_processing): Likewise.
        * rtti.c (expand_class_decl): Likewise.
        * tree.c (build_base_fields): Likewise.
        (build_vbase_pointer_fields): Likewise.
        * lex.c (build_lang_decl): Build declarations on the permanent
        obstack if we're building statmeent trees.
        (retrofit_lang_decl): Handle both the full lang_decl and also the
        smaller lang_decl_flags here.
        (build_lang_field_decl): Remove.
        * pt.c (push_template_decl_real): Issue errors for variable
        declarations that are not static members.

1999-08-18  Richard Henderson  <rth@cygnus.com>

        * tree.c (search_tree): Handle TRUTH_{AND,OR,XOR}_EXPR too.
        (mapcar): Likewise.

1999-08-17  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (back_end_hook): New variable.
        * decl2.c (back_end_hook): Define it.
        (finish_file): If it's non-NULL, call it.

        * decl.c (add_decl_to_level): New function.
        (push_local_binding): Use it.
        (find_binding): Fix typo in comment.
        (pushdecl): Use add_decl_to_level.  Put templates on the
        corresponding namespace-scope binding levels.
        * dump.c (dequeue_and_dump): Print the specializations of a
        template.
        * pt.c (push_template_decl_real): Don't push a template multiple
        times.

1999-08-17  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (CALL_DECLARATOR_PARMS): New macro.
        (CALL_DECLARATOR_QUALS): Likewise.
        (CALL_DECARATOR_EXCEPTION_SPEC): Likewise.
        * decl.c (grokdeclarator): Adjust to use them.
        * decl2.c (grokfield): Likewise.
        (reparse_absdcl_as_casts): Likewise.
        * lex.c (make_call_declarator): Likewise.
        (set_quals_and_spec): Likewise.
        * pt.c (tsubst): Likewise.
        * tree.c (mapcar): Remove special hack to handle third operand of
        a CALL_EXPR.

1999-08-16  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (CAN_HAVE_FULL_LANG_DECL_P): New macro.
        * class.c (build_vtable): Use build_lang_field_decl to build the
        VAR_DECLs for vtables.
        (prepare_fresh_vtable): Likewise.
        * decl.c (duplicate_decls): Only copy DECL_SAVED_TREE if
        CAN_HAVE_FULL_LANG_DECL_P.
        (push_using_decl): Use build_lang_decl to build USING_DECLs.
        (grokdeclarator): Use build_lang_decl to build TYPE_DECLs.
        * lex.c (retrofit_lang_decl): Check CAN_HAVE_FULL_LANG_DECL_P.
        (build_lang_field_decl): Likewise.
        (copy_lang_decl): Use CAN_HAVE_FULLLANG_DECL_P to decide how much
        to copy.

        * cp-tree.def (STMT_EXPR): New tree node.
        * cp-tree.h (STMT_EXPR_STMT): New macro.
        (store_return_init): Change prototype.
        (finish_named_return_value): New function.
        (expand_stmt): Likewise.
        (expand_body): Likewise.
        (begin_stmt_tree): Likewise.
        (finish_stmt_tree): Likewise.
        (expanding_p): New variable.
        (last_expr_type): Likewise.
        (building_stmt_tree): New macro.
        * decl.c (start_function): Use building_stmt_tree, not
        processing_template_decl, where appropriate.
        (store_parm_decls): Likewise.
        (store_return_init): Move most of the body to semantics.c.
        (finish_function): Use building_stmt_tree.
        (finish_stmt): Clear last_expr_type here.
        (cp_function): Add expanding_p, last_tree, last_expr_type.
        (push_cp_function_context): Save them.
        (pop_cp_function_context): Restore them.
        * decl2.c (setup_vtbl_ptr): Move to semantics.c.
        * error.c (dump_expr): Handle STMT_EXPR.
        * except.c (expand_start_catch_block): Use building_stmt_tree.
        Use add_decl_stmt.
        * expr.c (cplus_expand_expr): Handle STMT_EXPR.
        (do_case): Move add_tree call to semantics.c.
        * parse.y (return_init): Use finish_named_return_value.
        (for.init.statement): Use finish_expr_stmt.
        * parse.c: Regenerated.
        * pt.c (do_pushlevel): Move to semantics.c.
        (do_poplevel): Likewise.
        (tsubst_copy): Handle STMT_EXPR instead of BIND_EXPR.
        (tsubst_expr): Don't expand all the way to RTL here.  Handle
        RETURN_INIT and CTOR_INITIALIZER.
        (instantiate_decl): Call expand_body after tsubst'ing into
        DECL_SAVED_TREE.
        * semantics.c (expand_stmts): New function.
        (expanding_p): New variable.
        (last_expr_type): Likewise.
        (finish_expr_stmt): Use building_stmt_tree.
        (begin_if_stmt): Likewise.
        (finish_if_stmt_cond): Likewise.
        (finish_then_clause): Likewise.
        (begin_else_clause): Likewise.
        (finish_else_clause): Likewise.
        (begin_while_stmt): Likewise.
        (finish_while_stmt_cond): Likewise.
        (finish_while_stmt): Likewise.
        (finish_do_body): Likewise.
        (finish_do_stmt): Likewise.
        (finish_return_stmt): Likewise.
        (begin_for_stmt): Likewise.
        (fnish_for_init_stmt): Likewise.
        (finish_for_cond): Likewise.
        (finish_for_expr): Likewise.
        (finish_for_stmt): Likewise.
        (finish_break_stmt): Likewise.
        (finish_continue_stmt): Likewise.
        (finish_switch_cond): Likewise.
        (finish_switch_stmt): Likewise.
        (finish_case_label): Call add_tree here if necessary.
        (finish_goto_statement): Use building_stmt_tree.
        (begin_try_block): Likewise.
        (begin_function_try_block): Likewise.
        (finish_try_block): Likewise.
        (finish_function_try_block): Likewise.
        (finish_handler_sequence): Likewise.
        (finish_function_handler_sequence): Likewise.
        (begin_handler): Likewise.
        (finish_handler_parms): Likewise.
        (finish_handler): Likewise.
        (begin_compound_stmt): Likewise.
        (finish_compound_stmt): Likewise.
        (finish_asm_stmt): Likewise.
        (finish_label_stmt): Likewise.
        (finish_named_return_value): New function.
        (setup_vtbl_ptr): Moved here from decl2.c.
        (do_pushlevel): Moved here from pt.c.
        (do_poplevel): Likewise.
        (begin_stmt_expr): Use building_stmt_tree.
        (finish_stmt_expr): Likewise.  Build a STMT_EXPR, not a BIND_EXPR,
        when building_stmt_tree.
        (begin_stmt_tree): New function.
        (finish_stmt_tree): Likewise.
        (expand_stmt): Likewise.
        (expand_body): Likewise.
        * tree.c (build_cplus_method_type): Make sure the argument types
        end up on the same obstack as the METHOD_TYPE.
        (search_tree): Handle COMPOUND_EXPR, MODIFY_EXPR,
        THROW_EXPR, STMT_EXPR.
        (mapcar): Break out common cases.  Handle COMPOUND_EXPR,
        MODIFY_EXPR, THROW_EXPR, STMT_EXPR, RTL_EXPR.  Abort, rather than
        sorry, if an unsupported node is encountered.
        * typeck.c (require_complete_type_in_void): Handle BIND_EXPR.
        (c_expand_return): Don't call add_tree here.

1999-08-15  Mark Mitchell  <mark@codesourcery.com>

        * pt.c (check_default_tmpl_args): Don't check in local scopes.
        (tsubst_decl): Make sure the declaration is on a saveable
        obstack.  Clear DECL_DEAD_FOR_LOCAL when making a copy of a local
        variable.
        (tsubst_expr): Adjust now that DECL_STMTs really contain DECLs.

1999-08-14  Jason Merrill  <jason@yorick.cygnus.com>

        Speed up Koenig lookup.
        * decl.c (unqualified_namespace_lookup): Nonstatic.  Add spacep parm
        to return namespaces we've looked at.
        * decl2.c (lookup_using_namespace): Likewise.
        (add_function): Don't call ovl_member.
        (lookup_arg_dependent): Initialize k.namespaces to the list of
        namespaces seen in unqualified lookup.
        * call.c (equal_functions): Move here from tree.c.
        (joust): Use it to handle duplicate candidates.
        * tree.c (ovl_member): Use ==.

1999-08-13  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.def (DECL_STMT): Make it smaller.
        * cp-tree.h (lang_decl_flags): Move saved_tree to ...
        (lang_decl): ... here.  Add next.
        (DECL_SAVED_TREE): Adjust accordingly.
        (DECL_IMPLICIT_TYPEDEF_P): New macro.
        (SET_DECL_IMPLICIT_TYPEDEF_P): Likewise.
        (DECL_STMT_DECL): Likewise.
        (create_implicit_typedef): New function.
        (maybe_push_decl): Likewise.
        (tsubst_default_argument): New function.
        (at_function_scope_p): Likewise.
        (add_decl_stmt): Likewise.
        (push_permanent_obstack): Likewise.
        * call.c (convert_default_arg): Use tsubst_default_argument.
        * class.c (add_method): Use push_permanent_obstack.
        (build_self_reference): Create a TEMPLATE_DECL for the
        self-reference, if necessary.
        * decl.c (pseudo_global_level_p): Only look at the current binding
        level.
        (push_binding): Use push_permanent_obstack.
        (create_implicit_typedef): New function.
        (pushtag): Use it.
        (duplicate_decls): Use push_permanent_obstack.
        (maybe_push_decl): New function.
        (start_decl): Use it.  Remove dead code.  Use add_decl_stmt.
        (start_decl_1): Remove dead code.
        (cp_finish_decl): Remove DECL_STMT handling here.  Don't use
        pseudo_global_level_p.
        (grokvardecl): Create DECL_LANG_SPECIFIC for a VAR_DECL in a
        template.
        (grokdeclarator): Likewise, for TYPE_DECLs.  Don't use
        pseudo_global_level_p.
        * decl2.c (grokfield): Call push_template_decl for a TYPE_DECL in
        a template.
        (get_sentry): Use push_permanent_obstack.
        * dump.c (dequeue_and_dump): Enable DECL_STMT.
        * except.c (call_eh_info): Use push_permanent_obstack.
        (build_eh_type_ref): Likewise.
        (do_pop_exception): Likewise.
        (expand_eh_spec): Likewise.
        (alloc_eh_object): Likewise.
        (expand_throw): Likewise.
        * init.c (build_java_class_ref): Likewise.
        * lex.c (get_time_identifier): Likewise.
        (free_lang_decl_chain): Correct type.
        (retrofit_lang_decl): Adjust accordingly.
        (build_lang_field_decl): Likewise.
        * lex.h (free_lang_decl_chain): Likewise.
        * parse.y (lang_extdef): Don't use pseudo_global_level_p.
        * parse.c: Regenerated.
        * pt.c (tsubst_default_arguments): New function.
        (retrieve_local_specialization): Likewise.
        (register_local_specialization): Likewise.
        (push_template_decl_real): Use DECL_IMPLICIT_TYPEDEF_P.  Just use
        pseudo_global_level_p to determine whether or not a template is
        primary.
        (lookup_template_class): Likewise.  Use create_implicit_typedef.
        (instantiate_class_template): Call tsubst_default_arguments for
        member functions, if appropriate.
        (tsubst_default_argument): New function.
        (tsubst_decl): Use it.  Change TYPE_DECL handling to match VAR_DECLs.
        * search.c (at_function_scope_p): New function.
        * semantics.c (finish_asm_stmt): Use push_permanent_obstack.
        (finish_label_stmt): Likewise.
        (add_decl_stmt): New function.
        (begin_class_definition): Likewise.
        (finish_typeof): Likewise.
        * tree.c (copy_template_template_parm): Likewise.
        (copy_to_permanent): Likewise.
        (push_permanent_obstack): Define.
        (mark_addressable): Use it.
        * typeck.c (mark_addressable): Likewise.

1999-08-13  Gavin Romig-Koch  <gavin@cygnus.com>

        * cp-tree.h (init_cplus_unsave): New.
        (cplus_unsave_expr_now): New.
        * lex.c (init_parse): Call init_cplus_unsave.
        * tree.c (init_cplus_unsave): New.
        (cplus_unsave_expr_now): New.

1999-08-13  Mark Mitchell  <mark@codesourcery.com>

        * pt.c (tsubst): Back out 1999-08-06 patch.  Use fold and
        decl_constant_value to simplify array bounds.

1999-08-11  Jason Merrill  <jason@yorick.cygnus.com>

        * lang-options.h: Add -fms-extensions.
        * cp-tree.h: Declare flag_ms_extensions.
        * decl2.c: Define it.
        * class.c (instantiate_type): Don't complain about taking the address
        of a bound member function if -fms-extensions.
        * typeck.c (build_unary_op): Likewise.
        * decl.c (grokdeclarator): Or about implicit int.
        * init.c (resolve_offset_ref): Or about implicit '&'.

1999-08-11  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (minimal_parse_mode): Remove.
        (finish_label_stmt): New function.
        * decl.c (saved_scope): Remove minimal parse mode.
        (maybe_push_to_top_level): Don't save it.
        (pop_from_top_level): Don't restore it.
        (define_label): Split out template-handling code to semantics.c.
        (start_decl): Don't use minimal_parse_mode.
        (cp_finish_decl): Likewise.
        (start_function): Don't increment it.
        (store_return_init): Don't use it.
        (finish_function): Don't decrement it.
        * parse.y (label_colon): Use finish_label_stmt throughout.
        * parse.c: Regenerated.
        * pt.c (minimal_parse_mode): Don't define it.
        (tsubst_expr): Use finish_label_stmt.
        * semantics.c (finish_label_stmt): New function.

        * dump.c (queue): Be careful when computing bitmasks.
        (dequeue_and_dump): Describe binfos as binfos, not as
        vectors.

        * parse.y (pedantic): Give it itype.  Adjust usage accordingly
        throughout.
        * parse.c: Regenerated.

        * Make-lang.in (CXX_SRCS): Remove sig.c.
        * Makefile.in (CXX_OBJS): Remove sig.o.
        (sig.o): Remove.
        * cp-tree.h (CPTI_OPAQUE_TYPE): Remove.
        (CPTI_SIGNATURE_TYPE): Likewise.
        (CPTI_SIGTABLE_ENTRY_TYPE): Likewise.
        (opaque_type_node): Likewise.
        (signature_type_node): Likewise.
        (sigtable_entry_type): Likewise.
        (flag_handle_signatures): Likewise.
        (lang_type): Remove is_signature, is_signature_pointer,
        is_signature_reference, has_opaque_typedecls,
        sigtables_has_been_generated.  Adjust dummy.  Remove signature,
        signature_pointer_to, signature_reference_to.
        (IS_SIGNATURE): Remove.
        (SET_SIGNATURE): Remove.
        (CLEAR_SIGNATURE): Remove.
        (IS_SIGNATURE_POINTER): Remove.
        (IS_SIGNATURE_REFERENCE): Remove.
        (SIGNATURE_HAS_OPAQUE_TYPEDECLS): Remove.
        (SIGTABLE_HAS_BEEN_GENERATED): Remove.
        (CLASSTYPE_SIGNATURE): Remove.
        (SIGNATURE_TYPE): Remove.
        (SIGNATURE_METHOD_VEC): Remove.
        (SIGNATURE_POINTER_TO): Remove.
        (SIGNATURE_REFERENCE_TO): Remove.
        (lang_decl_flags): Remove is_default_implementation.  Rename
        memfunc_pointer_to to saved_tree.
        (IS_DEFAULT_IMPLEMENTATION): Remove.
        (DECL_MEMFUNC_POINTER_TO): Remove.
        (DECL_MEMFUNC_POINTING_TO): Remove.
        (DECL_SAVED_TREE): Adjust definition.
        (tag_types): Remove signature_type_node.
        (SIGNATURE_FIELD_NAME): Remove.
        (SIGNATURE_FIELD_NAME_FORMAT): Likewise.
        (SIGNATURE_OPTR_NAME): Likewise.
        (SIGNATURE_SPTR_NAME): Likewise.
        (SIGNATURE_POINTER_NAME): Likewise.
        (SIGNATURE_POINTER_NAME_FORMAT): Likewise.
        (SIGNATURE_REFERENCE_NAME): Likewise.
        (SIGNATURE_REFERNECE_NAME_FORMAT): Likewise.
        (SIGTABLE_PTR_TYPE): Likewise.
        (SIGTABLE_NAME_FORMAT): Likewise.
        (SIGTABLE_NAME_FORMAT_LONG): Likewise.
        (SIGTABLE_TAG_NAME): Likewise.
        (SIGTABLE_VB_OFF_NAME): Likewise.
        (SIGTABLE_VT_OFF_NAME): Likewise.
        (finish_base_specifiers): Change prototype.
        (build_signature_pointer_type): Remove.
        (build_signature_reference_type): Remove.
        (build_signature_pointer_constructor): Remove.
        (build_signature_method_call): Remove.
        (build_optr_ref): Likewise.
        (append_signature_fields): Likewise.
        (signature_error): Likewise.
        * call.c (build_this): Remove signature support.
        (build_over_call): Likewise.
        (build_new_method_call): Likewise.
        * class.c (add_implicitly_declared_members): Likewise.
        (finish_struct_1): Likewise.
        (finish_struct): Likewise.
        * cvt.c (cp_convert_to_pointer): Likewise.
        (convert_to_pointer_force): Likewise.
        (ocp_convert): Likewise.
        * decl.c (sigtable_decl_p): Remove.
        (init_decl_processing): Remove support for signatures.
        (cp_finish_decl): Likewise.
        (grokdeclarator): Likewise.
        (grokparms): Likewise.
        (xref_tag): Likewise.
        (start_function): Likewise.
        (start_method): Likewise.
        * decl2.c (finish_sigtable_vardecl): Remove.
        (flag_handle_signatures): Remove.
        (lang_f_options): Remove handle-signatures.
        (grokfield): Remove support for signatures.
        (grokbitfield): Likewise.
        (finish_file): Likewise.
        (reparse_absdcl_as_casts): Likewise.
        * error.c (dump_type_real): Likewise.
        (dump_function_decl): Likewise.
        * friend.c (make_friend_class): Likewise.
        * gxx.gperf: Remove __signature__, signature, __sigof__, sigof.
        * hash.h: Regenerated.
        * init.c (build_new_1): Remove support for signatures.
        * lang-options.h: Remove -fhandle-signatures,
        -fno-handle-signatures.
        * lex.c (init_parse): Remove support for signatures.
        (yyprint): Likewise.
        * lex.h (rid): Remove RID_SIGNATURE.
        * method.c (build_decl_overload_real): Remove support for
        signatures.
        (hack_identifier): Likewise.
        * parse.y (base_class): Likewise.
        (base_class.1): Likewise.
        (access_specifier): Likewise.
        * search.c (lookup_member): Likewise.
        * semantics.c (finish_qualified_object_call_expr): Likewise.
        (finish_template_type_parm): Likewise.
        (begin_class_definition): Likewise.
        (finish_base_specifier): Likewise.
        * sig.c: Remove.
        * tree.c (build_cplus_method_type): Remove support for signatures.
        * typeck.c (require_complete_type): Likewise.
        (c_sizeof): Likewise.
        (c_alignof): Likewise.
        (build_object_ref): Likewise.
        (build_component_ref): Likewise.
        (build_indirect_ref): Likewise.
        (build_c_cast): Likewise.
        (build_modify_expr): Likewise.
        (convert_for_initialization): Likewise.
        * typeck2.c (signature_error): Remove.
        (store_init_value): Remove support for signatures.
        (digest_init): Likewise.
        (build_x_arrow): Likewise.
        (build_functional_cast): Likewise.
        * xref.c (GNU_xref_decl): Likewise.

1999-08-10  Martin v. Loewis  <martin@mira.isdn.cs.tu-berlin.de>

        * lex.c (do_identifier): Remove unnecessary lookup of class field.

1999-08-09  Martin v. Loewis  <martin@mira.isdn.cs.tu-berlin.de>

        * decl2.c (set_decl_namespace): Do not complain about non-matching
        decls if processing a template.

1999-08-09  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (build_ptrmemfunc_type): Handle qualified
        pointer-to-member types here.
        * tree.c (cp_build_qualified_type_real): Simplify handling here.

1999-08-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * lex.c (lang_identify): Likewise.

1999-08-09  Bernd Schmidt  <bernds@cygnus.co.uk>

        * Makefile.in: Update dependencies.
        * class.c (finish_struct_1): Don't initialize DECL_SAVED_INSNS with
        NULL_RTX.
        * decl.c: Include "function.h"
        (cleanup_label, return_label): Delete declarations.
        (store_parm_decls):  Don't initialize DECL_SAVED_INSNS with NULL_RTX.
        (finish_function): Rename last_parm_insn variable to
        fn_last_parm_insn.  Don't compare DECL_SAVED_INSNS to NULL_RTX.
        * decl2.c: Include "function.h".
        (rtl_expr_chain): Delete declaration.
        * method.c: Include "function.h"
        * tree.c (build_vbase_pointer_fields): Don't initialize
        DECL_SAVED_INSNS with NULL_RTX.
        * typeck.c: Include "function.h"

1999-08-09  Jason Merrill  <jason@yorick.cygnus.com>

        * semantics.c (begin_function_try_block, finish_function_try_block,
        finish_function_handler_sequence): New fns.
        * parse.y (function_try_block): Use them.
        * pt.c (instantiate_decl): Likewise.

        * cp-tree.h: Declare in_function_try_handler.
        * decl.c: Define it.
        (start_function): Clear it.
        (struct cp_function, push_cp_function_context): Save it.
        (pop_cp_function_context): Restore it.
        * parse.y (function_try_block): Set and clear it.
        * except.c (expand_end_catch_block): Rethrow if we reach the end
        of a function-try-block handler in a ctor or dtor.
        * typeck.c (c_expand_return): Complain about returning from a
        function-try-block handler of a ctor.

        * parse.y (function_try_block): Call end_protect_partials
        before expand_start_all_catch.

1999-08-08  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (struct binding_level): Add eh_region field.
        (push_binding_level): Set it.
        (define_label): Complain about jumping into an EH block.

        * ptree.c (print_lang_type): Print the real type of a PMF.
        Print what exceptions a fn type throws.

1999-08-07  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * class.c (count_fields, add_fields_to_vec): Add static prototype.

        * cp-tree.h (opname_tab, assignop_tab, operator_name_string,
        get_id_2, composite_pointer_type, dump_node_to_file): Constify a
        char*.

        * decl.c (named_label_list, cp_finish_decl, grokdeclarator):
        Constify a char*.

        * decl2.c (finish_static_data_member_decl, grokfield): Constify a
        char*.

        * dump.c (queue_and_dump_index, dump_int, dump_string,
        dump_string_field, dequeue_and_dump, dump_node_to_file): Constify
        a char*.
        (dump_stmt): Add static prototype.

        * errfn.c (cp_thing): Constify a char*.

        * error.c (dump_unary_op, dump_binary_op, aggr_variety,
        dump_aggr_type, dump_global_iord, dump_decl, dump_function_name,
        dump_expr): Constify a char*.

        * lex.c (extend_token_buffer_to, pragma_getc, pragma_ungetc,
        read_line_number): Add static prototype.
        (opname_tab, assignop_tab, operator_name_string): Constify a char*.
        (real_yylex): Move label `letter' into the scope where it is used.

        * method.c (build_mangled_template_parm_index, build_overload_int,
        build_decl_overload_real, get_id_2): Constify a char*.

        * search.c (check_final_overrider): Make static.

        * typeck.c (composite_pointer_type): Constify a char*.

1999-08-06  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (maybe_get_template_decl_from_type_decl): Make sure that
        we're looking at a class.

        * decl.c (lookup_name_real): Set the complain flag if we're
        looking for a namespace member.

        * lex.c (real_yylex): We can have a number with no digits.

        * cvt.c (cp_convert_to_pointer): Don't force pmf conversions.

        * search.c (binfo_from_vbase): New fn.
        * cp-tree.h: Declare it.
        * cvt.c (cp_convert_to_pointer): Use it to diagnose conversion
        from pointer to member of virtual base.
        * typeck.c (get_delta_difference): Likewise.

1999-08-06  Alexandre Oliva  <oliva@dcc.unicamp.br>

        * pt.c (tsubst): Use build_index_type to build in-template array
        index type.  Fixes g++.oliva/dwarf1.C.
        * decl.c (grokdeclarator): Likewise, just for consistency, as it
        doesn't seem to trigger the bug without it.

1999-08-06  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck2.c (add_exception_specifier): Use complete_type.

1999-08-06  Mark Mitchell  <mark@codesourcery.com>

        * error.c (dump_expr): Handle EXACT_DIV_EXPR.
        (dump_binary_op): Bulletproof.
        * lex.c (init_parse): Set opname_tab[EXACT_DIV_EXPR].
        * tree.c (search_tree): Don't enumerate all the nodes of classes
        `1', `2', and `<'; handle them generically.  Don't be sorry about
        "unrecognized tree codes"; just abort.
        (no_linkage_check): Don't do linkage checks for templates.

        * tree.c (cp_build_qualified_type_real): Handle
        pointer-to-member-function types correctly.

1999-08-05  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (pushdecl): Only give an error for shadowing a parm
        from *this* function.

Thu Aug  5 02:40:42 1999  Jeffrey A Law  (law@cygnus.com)

        * typeck2.c: Update URLs and mail addresses.

1999-08-04  Nathan Sidwell  <nathan@acm.org>

        * cp-tree.h (empty_except_spec): New global var.
        (compexcepttypes): Remove prototype.
        (comp_except_specs): Prototype new global function.
        (add_exception_specifier): Prototype new global function.
        * decl.c (empty_except_spec): Define new global var.
        (duplicate_decls): Use comp_except_specs, reword error message.
        (init_decl_processing): Initialize empty_except_spec.
        Adjust build_exception_variant calls.
        * parse.y (exception_specification_opt): Use empty_except_spec.
        (ansi_raise_identifier): Call check_for_new_type.
        (ansi_raise_identifiers): Use add_exception_specifier.
        * pt.c (tsubst): Use add_exception_specifier to build exception
        specifier.
        * search.c (check_final_overrider): New static function, broken
        out of get_matching_virtual. Check throw specifiers, reword
        diagnostics.
        (get_matching_virtual): Use check_final_overrider.
        * tree.c (build_exception_variant): Use comp_except_specs.
        * typeck.c (compexcepttypes): Remove.
        (comp_except_types): New static function, helper for
        comp_except_specs. Compare two types as exception specifiers.
        (comp_except_specs): New global function, compare two exception
        specifiers.
        (comptypes): Adjust for comp_except_specs.
        * typeck2.c (add_exception_specifier): New global function.

        * class.c (check_for_override): Reword error message.

1999-08-03  Nathan Sidwell  <nathan@acm.org>

        * call.c (convert_arg_to_ellipsis): Use pod_type_p.
        * cp-tree.h (struct lang_type): Added non_pod_class flag.
        (CLASSTYPE_NON_POD_P): New macro to access it.
        * class.c (finish_struct_1): Determine non-PODness.
        Check for arrays of pointers (-Weffc++).
        Remove array inspection duplicated code.
        * tree.c (pod_type_p): Detect non-pod non-aggregate types.
        Use CLASSTYPE_NON_POD_P.

1999-08-03  Nathan Sidwell  <nathan@acm.org>

        * class.c (duplicate_tag_error): Preserve template information.

1999-08-03  Nathan Sidwell  <nathan@acm.org>

        * decl.c (start_enum): Show location of previous definition.
        * parse.y (enumlist_opt): New reduction.
        (structsp): Simplify enum rules to use enumlist_opt.

1999-08-03  Jason Merrill  <jason@yorick.cygnus.com>

        * lex.c (yyprint): Handle PFUNCNAME.

        * decl2.c (build_expr_from_tree, case METHOD_CALL_EXPR): Only
        build_expr_from_tree on the args of a TEMPLATE_ID_EXPR.

1999-08-03  Mumit Khan  <khan@xraylith.wisc.edu>

        * decl.c (start_decl): Set attributes before duplicate_decls call.

1999-08-02  Mark Mitchell  <mark@codesourcery.com>

        * Make-lang.in (CXX_SRCS): Add dump.c.
        * Makefile.in (CXX_OBJS): Add dump.o.
        (dump.o): New target.
        * cp-tree.h (DECL_CONV_FN_P): Document.
        (DECL_OVERLOADED_OPERATOR_P): New function.
        (TYPE_PTRMEM_CLASS_TYPE): New macro.
        (TYPE_PTRMEM_POINTED_TO_TYPE): Likewise.
        (PTRMEM_CST_CLASS): Use TYPE_PTRMEM_CLASS_TYPE.
        (ASM_VOLATILE_P): New macro.
        (STMT_LINENO): Likewise.
        (cp_namespace_decls): New function.
        (dump_node_to_file): New function.
        * decl.c (cp_namespace_decls): New function.
        (walk_namespaces_r): Use it.
        (wrapup_globals_for_namespace): Likewise.
        * decl2.c (flag_dump_translation_unit): New variable.
        (lang_decode_option): Handle -fdump-translation-unit.
        (finish_file): If flag_dump_translation_unit is set, dump the
        translation unit.
        * dump.c: New file.
        * lang-options.h: Add -fdump-translation-unit.
        * pt.c (tsubst_template_parms): Robustify.
        (tsubst_decl): Use DECL_OVERLOADED_OPERATOR_P.
        (tsubst_expr): Use STMT_LINENO.
        * semantics.c (finish_asm_stmt): Eliminate duplicate code.  Check
        for invalid cv-qualifiers even while building templates.

1999-08-02  Richard Henderson  <rth@cygnus.com>

        * call.c: Include defaults.h instead of expr.h.
        * decl.c: Likewise.
        * pt.c: Likewise.
        * typeck.c: Include defaults.h.

1999-08-02  Mark Mitchell  <mark@codesourcery.com>

        * lex.c (errorcount, sorrycount): Don't declare.
        * repo.c (errorcount, sorrycount): Likewise.
        * typeck2.c (errorcount, sorrycount): Likewise.

1999-08-02  Jakub Jelinek  <jj@ultra.linux.cz>

        * call.c (convert_default_arg, build_over_call): Change all uses of
        PROMOTE_PROTOTYPES, so that it tests it as a C expression.
        Ensure expr.h is included.
        * decl.c (grokparams): Ditto.
        * pt.c (tsubst_decl): Ditto.
        * typeck.c (convert_arguments): Ditto.

1999-08-02  Jason Merrill  <jason@yorick.cygnus.com>

        * class.c (mark_overriders): Fix order of args to overrides.
        (warn_hidden): Likewise.  Fix for having virtual and non-virtual
        functions with the same name.

1999-08-02  Richard Henderson  <rth@cygnus.com>

        * cp-tree.h (TYPE_PTRMEMFUNC_P): Check TYPE_LANG_SPECIFIC non-null.

1999-08-01  Mark Mitchell  <mark@codesourcery.com>

        * call.c (build_conditional_expr): Fix typo in comment.

1999-08-01  Bernd Schmidt  <bernds@cygnus.co.uk>

        * decl.c (finish_stmt): Don't declare and test cond_stack, loop_stack,
        case_stack; use in_control_zone_p.
        * typeck.c (c_expand_return): Likewise.

1999-07-31  Bernd Schmidt  <bernds@cygnus.co.uk>

        * except.c (catch_clauses): Delete declaration.

1999-07-30  Mark Mitchell  <mark@codesourcery.com>

        * call.c (build_conditional_expr): Call convert_from_reference to
        avoid reference/non-reference type confusion.  Fix typo.

1999-07-30  Richard Henderson  <rth@cygnus.com>

        * typeck2.c (initializer_constant_valid_p): Moved to c-common.c.
        * cp-tree.h (initializer_constant_valid_p): Remove.

1999-07-28  Mark Mitchell  <mark@codesourcery.com>

        * call.c (conditional_conversion): Don't build BASE_CONVs for
        conversions between things that have the same type.
        (build_conditional_expr): Tweak.
        (convert_like): Some BASE_CONVs really do require the generation
        of code.

        * init.c (perform_member_init): Don't go through build_modify_expr
        for simple initializations.

1999-07-27  Jason Merrill  <jason@yorick.cygnus.com>

        * cp-tree.h (DECL_VIRTUAL_CONTEXT): New macro.
        * typeck.c (expand_ptrmemfunc_cst): Calculate delta correctly for
        virtual functions and MI.  Simplify.

        * method.c: Remove prototype for largest_union_member.
        * pt.c (determine_specialization): Fix uninitialized warning.
        * lex.c (real_yylex): Likewise.

1999-07-27  Mark Mitchell  <mark@codesourcery.com>

        * class.c (override_one_vtable): Adjust the use of BINFO_VIRTUALS
        here too.

        * cp-tree.h (BINFO_VIRTUALS): Document new format.
        * class.c (modify_one_vtable): Change prototype accordingly.
        (modify_all_vtables): Likewise.
        (modify_all_direct_vtables): Likewise.
        (modify_all_indirect_vtables): Likewise.
        (build_vtable_entry_for_fn): New function.
        (set_rtti_entry): Simplify for new BINFO_VIRTUALS format.
        (modify_vtable_entry): Likewise.
        (add_virtual_function): Likewise.
        (build_vtbl_initializer): New function.
        (finish_vtbls): Simplify for new BINFO_VIRTUALS format.
        (fixup_vtable_deltas1): Likewise.
        (fixup_vtable_deltas): Likewise.
        (override_one_vtable): Likewise.
        (finish_struct_1): Likewise.

        * error.c (dump_expr): Likewise.
        * search.c (get_abstract_virtuals_1): Likewise.
        (get_abstract_virtuals): Likewise.
        (expand_upcast_fixups): Likewise.
        * tree.c (debug_binfo): Likewise.
        * decl2.c (mark_vtable_entries): Don't bash abstract virtuals to
        __pure_virtual here.

1999-07-26  Mark Mitchell  <mark@codesourcery.com>

        * tree.c (build_cplus_new): Adjust call to abstract_virtuals_error
        as per 1999-07-26 change.

        * typeck.c (c_sizeof): Don't allow non-static data members.
        (expr_sizeof): Likewise.

1999-07-26  Jason Merrill  <jason@yorick.cygnus.com>

        * input.c (feed_input): Only touch lineno and input_filename
        if !USE_CPPLIB.  Save the old values before setting the new ones.

        * input.c (feed_input): Add file, line parms.
        * lex.c (begin_definition_of_inclass_inline, feed_defarg): Adjust.
        (real_yylex): Check linemode before input_redirected().

        * typeck.c (c_expand_return): Downgrade pedwarn about returning NULL
        from op new to warning.

1999-07-26  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (ncp_convert): Rename to perform_implicit_conversion.
        * call.c: All uses changed.
        * typeck.c: Likewise.

1999-07-26  Nathan Sidwell  <nathan@acm.org>

        * exception.cc (__cplus_type_matcher): Match __eh_matcher
        prototype.

1999-07-26  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (CP_INTEGRAL_TYPE_P): New macro.
        (ARITHMETIC_TYPE_P): Adjust definition for standard conformance.
        (strip_top_quals): Declare.
        (ncp_convert): Likewise.
        (type_after_usual_arithmetic_conversions): Likewise.
        (composite_pointer_type): Likewise.
        * call.c (strip_top_quals): Don't make it static.
        (promoted_arithmetic_type_p): New function.
        (conditional_conversion): Likewise.
        (null_ptr_cst_p): Allow `false' as a NULL pointer constant.
        (standard_conversion): Use same_type_p.  Don't build BASE_CONVs
        for converting a type to itself.
        (reference_binding): Honor LOOKUP_NO_TEMP_BIND.
        (implicit_conversion): Make sure the from and to types are
        complete.
        (add_builtin_candidate): Correct handling of ?: operator.
        (add_builtin_candidates): Improve documentation.
        (build_conditional_expr): New function.
        (can_convert): Implement in terms of can_convert_arg.
        (ncp_convert): New function.
        * typeck.c (type_after_usual_arithmetic_conversions): New
        function, split out from common_type.
        (composite_pointer_type): New function, split out from
        build_conditional_expr.
        (common_type): Use type_after_usual_arithmetic_conversions.
        Remove redundant attribute merging.
        (comptypes): Tidy.  Handle COMPLEX_TYPE.
        (build_binary_op_nodefault): Use null_ptr_cst_p.
        (build_conditional_expr): Remove.
        (convert_for_assignment): Use new conversion functions.

        * cp-tree.h (abstract_virtuals_error): Change declaration.
        * typeck2.c (abstract_virtuals_error): Check to see if an error
        occurred, and return a boolean value accordingly.
        (build_functional_cast): Adjust accordingly.
        * class.c (finish_struct_1): Likewise.
        * cvt.c (ocp_convert): Likewise.
        * decl.c (cp_finish_decl): Likewise.
        (grokparams): Likewise.
        (grok_op_properties): Likewise.
        (start_function): Likewise.
        * init.c (build_new_1): Likewise.

        * pt.c (unify): Don't get confused by pointers-to-member functions.

        * search.c (build_cplus_new): Robustify.

1999-07-24  Richard Henderson  <rth@cygnus.com>

        * gxx.gperf (__builtin_va_arg): New.
        * parse.y (VA_ARG): New token.
        (unary_expr): Recognize it.

Sun Jul 25 15:24:21 1999  Jeffrey A Law  (law@cygnus.com)

        * g++FAQ.texi: Deleted per Joe Buck's request.
        * Makefile.in: Corresponding changes.

1999-07-23  Jason Merrill  <jason@yorick.cygnus.com>

        * lex.c: Sync with C frontend.
        (whitespace_cr): New fn.
        (skip_white_space): Use it.
        (init_parse): Reorder.
        (yyprint): Support CONSTANT.
        (pragma_getc, pragma_ungetc): Bring back.
        (read_line_number): Change in_system_header directly.
        (handle_generic_pragma, handle_cp_pragma, yyerror): Move up in file.
        (parse_float): Update to C version.
        (yylex): Handle '$' under the letter case.
        Remove looking_for_typename handling.
        Support hex floating point constants.
        Follow C's lead for choosing type of integer constants.
        Rearrange stuff to match C frontend.
        (yyungetc, reinit_parse_for_block, yylex): Support indent_level.
        * spew.c (yylex): Clear looking_for_typename if we see a TYPESPEC.

1999-07-23  Mark Mitchell  <mark@codesourcery.com>

        * call.c (reference_binding): Tweak.
        (mayble_handle_implicit_object): Use direct_reference_binding to
        create the right implicit conversion sequence.

1999-07-22  Mark Mitchell  <mark@codesourcery.com>

        * pt.c (convert_nontype_argument): Don't call decl_constant_value
        if we're converting to a reference type.

        * call.c (NEED_TEMPORARY_P): New macro.
        (standard_conversion): Set it, for derived-to-base conversions.
        (reference_related_p): New function.
        (reference_compatible_p): Likewise.
        (convert_class_to_reference): Likewise.
        (direct_reference_binding): Likewise.
        (reference_binding): Rework for standards-compliance.
        (convert_like): Adjust accordingly.
        (maybe_handle_ref_bind): Simplify; the right conversion sequences
        are now built up in reference_binding.
        (initialize_reference): New function.
        * cp-tree.h (ICS_USER_FLAG): Document.
        (ICS_THIS_FLAG): Likewise.
        (ICS_BAD_FLAG): Likewise.
        (NEED_TEMPORARY_P): Likewise.
        (cp_lvalue_kind): New type.
        (real_lvalue_p): Return it.
        * error.c (dump_expr): Provide more accurate representation for
        AGGR_INIT_EXPRs.
        * init.c (expand_default_init): Do not try to perform implicit
        conversions for a brace-enclosed initializer.
        * search.c (lookup_conversions): Document.
        * tree.c (lvalue_p_1): Return a cp_lvalue_kind.  Calculate
        appropriately.
        (real_lvalue_p): Adjust accordingly.
        (lvalue_p): Likewise.
        (build_cplus_new): Don't allow the creation of an abstract class.
        * typeck.c (convert_for_initialization): Use initialize_reference.

1999-07-21  Gavin Romig-Koch  <gavin@cygnus.com>

        * lex.c (real_yylex) : Correct the test for overflow when lexing
        integer literals.

1999-07-20  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (warn_extern_redeclared_static): Check DECL_ARTIFICIAL,
        not DECL_BUILT_IN, to determine if a function is internally declared.
        (duplicate_decls): Likewise.  Improve handling of builtins.
        (push_overloaded_decl): Remove special handling of builtins.

        * cp-tree.h (ANON_AGGR_TYPE_P): Use CLASS_TYPE_P.

        * decl.c (grokdeclarator): Pull out decl_constant_value in
        templates, too.

        * class.c (finish_struct, finish_struct_1): Remove 'warn_anon' parm.
        * cp-tree.h, pt.c, semantics.c: Adjust.
        * method.c (largest_union_member): Remove.

        * lang-specs.h (c++-cpp-output): Pass -fpreprocessed.

        * lex.c (token_getch, token_put_back): New fns.
        (real_yylex): Use them.

        * lex.c (lang_init): Generalize.
        (lang_init_options): Tell cpplib this is C++.
        (nextchar): Remove.  Replace uses with put_back.
        (skip_white_space): Handle linemode here.  Optimize for cpplib.
        (extend_token_buffer_to): New fn.
        (extend_token_buffer): Use it.
        (read_line_number, check_newline): Just deal with tokens.
        (real_yylex): More cpplib optimizations.  Simplify.  Don't produce
        EXTERN_LANG_STRING, LEFT_RIGHT or PAREN_STAR_PAREN here.
        * spew.c (yylex): Produce LEFT_RIGHT and EXTERN_LANG_STRING.
        * parse.y (PAREN_STAR_PAREN): Remove.
        * input.c: Don't use the putback machinery with cpplib.
        (sub_getch): Fold back into getch.
        (getch): Don't handle linemode here.
        (feed_input): Unget any text in the token buffer.

        * lex.c (set_typedecl_interface_info, set_vardecl_interface_info,
        nextyychar, nextyylval): Remove.

1999-07-20  Michael Tiemann  <tiemann@holodeck.cygnus.com>
            Jason Merrill  <jason@yorick.cygnus.com>

        * lex.c (indent_level): New variable.
        (init_parse): Set cpp_token to CPP_DIRECTIVE.
        (consume_string): Make this smart about USE_CPPLIB.
        (yyungetc): Use put_back function.
        (pragma_getc, pragma_ungetc): Functions deleted.
        (check_newline): Rewrite to be intelligent about USE_CPPLIB.
        Also, call HANDLE_PRAGMA with getch, yyungetc, not pragma_getc and
        pragma_ungetc.
        (real_yylex): Rewrite to be intelligent about USE_CPPLIB.
        Also, clean up cases where we redundantly set token_buffer[0].
        (read_line_number): New fn.
        * input.c (feed_input): Use integrated cpplib if USE_CPPLIB.
        (end_input): Call cpp_pop_buffer if USE_CPPLIB.
        (sub_getch): Conditionalize out code that's not appropriate if
        USE_CPPLIB.
        (put_back): Rewrite in case USE_CPPLIB is defined.
        (input_redirected): Ditto.

Tue Jul 20 11:24:19 1999  Bernd Schmidt  <bernds@cygnus.co.uk>

        * cp-tree.h: Delete lots of declarations of tree nodes; replaced by
        c_global_trees and accessor macros defined in c-common.h.
        (cp_tree_index): New enumeration.
        (cp_global_trees): Declare new array.  Add accessor macros for it, and
        delete declarations of tree nodes replaced by it.
        (builtin_function): Delete macro, add declaration for new function.
        Include c-common.h.
        * decl.c: Delete definitions for tree nodes that were replaced by
        cp_global_trees and c_global_trees.
        (init_decl_processing): Call c_common_nodes_and_builtins; delete code
        to generate the common builtins here.
        (builtin_function): New function.
        * decl2.c (abort_fndecl): Delete declaration.
        * except.c (expand_builtin_return_address): Delete declaration.
        (builtin_return_address_fndecl): Delete variable.
        (const_ptr_type_node): Delete declaration.
        * lex.c (cons_up_default_function): Delete declaration of
        void_list_node.
        * parse.y (void_list_node): Delete declaration.
        * rtti.c (type_info_type_node, tinfo_fn_id, tinfo_fn_type):
        Delete variables.
        (const_string_type_node): Delete declaration.
        * search.c (abort_fndecl): Delete declaration.
        * Makefile.in: Update dependencies.

1999-07-19  Mark Mitchell  <mark@codesourcery.com>

        * pt.c (check_default_tmpl_args): Move test for missing default
        arguments here, from ...
        (end_template_parm_list): Here.

1999-07-18  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (lookup_nested_type): Remove.
        (pushtag): Don't call it.

Sat Jul 17 23:51:30 1999  Jeffrey A Law  (law@cygnus.com)

        * Makefile.in (INTERFACE): Bump to 2.

1999-07-17  Alexandre Oliva  <oliva@dcc.unicamp.br>

        * typeck2.c (my_friendly_abort): Updated URL with bug reporting
        instructions to gcc.gnu.org.  Removed e-mail address.

1999-07-17  Mark Mitchell  <mark@codesourcery.com>

        * pt.c (determine_specialization): Tighten error-checking.
        (end_template_parm_list): Likewise.

1999-07-14  Mark Mitchell  <mark@codesourcery.com>

        * pt.c (check_default_tmpl_args): Handle friends defined in the
        class just like member functions defined in the class.

1999-07-09  Michael Tiemann  <tiemann@happy.cygnus.com>
            Jason Merrill  <jason@yorick.cygnus.com>

        * cp-tree.h (struct lang_decl): Added field for storing sorted
        FIELD_DECLs (used in TYPE_DECLs).
        (DECL_PENDING_INLINE_INFO): Adjusted to use 'u' union.
        (DECL_SORTED_FIELDS): New macro.
        * class.c (method_name_cmp): New function.
        (finish_struct_methods): Modified to support sorting and searching
        methods.
        (finish_struct_anon): Changed code in inner loop to use ELT rather
        than UELT (which required an extra indirection for every reference).
        (field_decl_cmp): New function to support sorting FIELD_DECLs.
        (finish_struct_1): Sort fields.
        * search.c (lookup_field_1): Use DECL_SORTED_FIELDS if we have them.
        (lookup_fnfields_1): Search sorted methods in METHOD_VEC.
        Also, switch to using array indexing rather than a changing pointer.
        * ptree.c (print_lang_decl): Handle TYPE_DECLs that have
        DECL_SORTED_FIELDS.

1999-07-09  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (reparse_absdcl_as_casts): Don't warn about old-style
        casts in system headers or extern "C" blocks.

        * pt.c (do_decl_instantiation): Downgrade duplicate instantiation
        errors to pedwarn.

1999-07-09  Michael Tiemann  <tiemann@happy.cygnus.com>

        * decl2.c (write_virtuals): Deleted declaration.
        * cp-tree.h (write_virtuals): Deleted extern declaration.
        * class.c (finish_struct_1): Removed #if 0'd code that mentions
        write_virtuals.
        * semantics.c (begin_class_definition): Rewrite code to not depend
        on write_virtuals.

        * lex.c (cp_pragma_interface): New function.
        (cp_pragma_implementation): Likewise.
        (handle_cp_pragma): Call them.

        * typeck.c (comptypes): Simplify C code in look_hard.

        * xref.c (PALLOC): Use xcalloc, not calloc.
        (SALLOC): Use xmalloc, not malloc.

        * rtti.c (synthesize_tinfo_fn): Add missing call to pop_momentary.

        * search.c (note_debug_info_needed): Don't search if WRITE_SYMBOLS
        is NO_DEBUG.

        * decl.c (duplicate_decls): If a redeclaration doesn't match the
        initial declaration, then don't save the inline info and by all
        means don't mark the function as a builtin function.

        * decl.c (lookup_name_real): Set NONCLASS to 1 if
        CURRENT_CLASS_TYPE is 0.

        * class.c (duplicate_tag_error): Set TYPE_NONCOPIED_PARTS to
        NULL_TREE.

        * ptree.c (print_lang_type): Added vtable-needs-writing.

Wed Jul  7 01:26:47 1999  Alexandre Oliva  <oliva@dcc.unicamp.br>

        * decl2.c (mark_vtable_entries): Fix check for rtti offset.

1999-07-06  Gavin Romig-Koch  <gavin@cygnus.com>

        * typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
        Merged into c-common.

1999-07-05  Dave Brolley  <brolley@cygnus.com>

        * lex.c (errorcount): Declare it.
        (finish_parse): Update errorcount for when using CPPLIB.

1999-07-05  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (IS_AGGR_TYPE): Include instantiated template template
        parameters.
        (IMPLICIT_TYPENAME_TYPE_DECL_P): New macro.
        * decl.c (push_class_binding): Use it.
        (lookup_name_real): Likewise.

1999-07-02  Gavin Romig-Koch  <gavin@cygnus.com>

        * cp-tree.h (widest_integer_literal_type_node,
        widest_unsigned_literal_type) : New.
        * decl.c (widest_integer_literal_type_node,
        widest_unsigned_literal_type) : New.
        (init_decl_processing): Handle/use the two new types.
        * lex.c (real_yylex): Same.
        * typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
        Same.

1999-07-01  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (grokdeclarator): Don't give names "for linkage purposes"
        to anonymous cv-qualified types.

1999-07-01  Gavin Romig-Koch  <gavin@cygnus.com>

        * lex.c (real_yylex) : Change integer literal overflow handling to
        be like c-lex.c.

        * lex.c (real_yylex): Improve 'integer constant out of range' messages.

1999-06-28  Richard Henderson  <rth@cygnus.com>

        * decl.c (cp_finish_decl): Fix typo in cp_warning_at call.

1999-06-28  Jason Merrill  <jason@yorick.cygnus.com>

        * error.c (dump_type_real): Handle TREE_LIST again.

        * typeck.c (comp_target_parms): Don't complain about
        converting from () to (...) if !flag_strict_prototype.

        * decl.c (grokdeclarator): Update the names of all variants when
        de-anonymizing.

1999-06-21  Mark Mitchell  <mark@codesourcery.com>

        * init.c (expand_aggr_vbase_init): Rename to
        construct_virtual_bases.  Conditionalize construction here,
        rather than ...
        (emit_base_init): Here.

1999-06-19  Mark Mitchell  <mark@codesourcery.com>

        * semantics.c (finish_asm_stmt): Apply decay conversions to
        input operands.

        * decl.c (expand_static_init): When building an anonymous function
        for use with atexit, compute its body before and after entering
        the function.

        * error.c (dump_expr): Handle BIND_EXPR, LOOP_EXPR, and
        EXIT_EXPR.

1999-06-18  Mark Mitchell  <mark@codesourcery.com>

        * init.c (expand_aggr_vbase_init): Add flag parameter.
        (build_partial_cleanup_for): Remove, inlining into ..
        (expand_cleanup_for_base): ... here.  Take flag parameter.
        (emit_base_init): Pass the in_chrg parameter to
        emit_aggr_vbase_init.
        (emit_aggr_vbase_init): Pass it to expand_cleanup_for_base.

1999-06-16  Mark Mitchell  <mark@codesourcery.com>

        * decl2.c (import_export_decl): Use same_type_p, rather than
        relying on pointer-equality for types.

        * method.c (do_build_copy_constructor): Simplify.

        * call.c (build_method_call): Remove bogus code for two-argument
        delete.
        * init.c (build_new_1): Expand on comment, and remove dead code.

        * init.c (expand_cleanup_for_base): New function, split out
        from ...
        (emit_base_init): Here.
        (expand_aggr_vbase_init): Use it.

1999-06-15  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (class_cache_firstobj): Declare.
        (maybe_push_cache_obstack): Rename to push_cache_obstack.
        * class.c (permanent_obstack): Remove declaration.
        (class_cache_firstobj): Make it global.
        (add_method): Don't use permanent_obstack directly.
        (pushclass): Only free the class_cache_obstack if we know how far
        back to free it.
        (maybe_push_cache_obstack): Rename to push_cache_obstack.
        * decl.c: Remove dead comment.
        (saved_scope): Add class_cache_firstobj.
        (push_to_top_level): Save it.
        (pop_from_top_level): Restore it.
        (push_class_level_binding): Use push_cache_obstack, not
        maybe_push_cache_obstack.
        * search.c (push_class_decls): Likewise.

1999-06-14  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * pt.c (tsubst_friend_function): Push into namespace of friend
        function before pushdecl'ing it.

1999-06-14  Nathan Sidwell  <nathan@acm.org>

        * call.c (build_new_op): Remove REF_BIND from all operands.

1999-06-13  Alexandre Oliva  <oliva@dcc.unicamp.br>

        * init.c (build_new_1): Look up operator delete even if there was
        no explicit new placement.

1999-06-08  Nathan Sidwell  <nathan@acm.org>

        * except.c (complete_ptr_ref_or_void_ptr_p): New function, broken out
        of ...
        (build_throw): ... here. Call it.
        (process_start_catch_block): Call it.

1999-06-07  Mark Mitchell  <mark@codesourcery.com>

        * search.c (convert_pointer_to_single_level): Reimplement without
        using get_binfo.

1999-06-06  Mark Mitchell  <mark@codesourcery.com>

        * method.c (is_back_referenceable_type): Back-reference bools when
        not squangling.

1999-06-07  Dave Brolley  <brolley@cygnus.com>

        * lex.c (real_yylex): Replace unused bytes from bad multibyte char.
        * input.c (putback_buffer): New structure type.
        (putback): Replaces putback_char member.
        (putback): Replaces putback_char static variable.
        (feed_input): Use putback.
        (end_input): Use putback.
        (sub_getch): Use putback.
        (put_back): Use putback.

1999-06-05  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (grokdeclarator): Fix typo in last change.

1999-06-04  Jason Merrill  <jason@yorick.cygnus.com>

        * semantics.c (finish_if_stmt_cond): Copy cond to permanent_obstack.
        (finish_while_stmt_cond, finish_do_stmt, finish_for_cond): Likewise.

1999-06-04  Nathan Sidwell  <nathan@acm.org>

        * except.c (build_throw): Check throw expression validity.

1999-06-03  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (grokdeclarator): Don't treat arbitrary types as unsigned
        just because flag_signed_bitfields is false.

1999-06-03  Nathan Sidwell  <nathan@acm.org>

        * semantics.c (begin_class_definition): Update the struct's
        location here ...
        * class.c (finish_struct): ... rather than here.

        * decl.c (make_typename_type): Don't rely on uninitialized
        variable.

1999-05-31  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * Makefile.in (ALL_CFLAGS): Add '-W -Wall'.

1999-05-31  Mark Mitchell  <mark@codesourcery.com>

        * tree.c (build_cplus_array_type_1): Use push_obstacks_nochange
        and friends rather than messing with current_obstack directly.
        (cp_build_qualified_type_real): Rework ARRAY_TYPE
        allocation to match practice throughout the rest of the
        compiler.

1999-05-30  Mark Mitchell  <mark@codesourcery.com>

        * lex.c (make_lang_type): Create TYPE_BINFO for
        TEMPLATE_TYPE_PARMs just like for non-template types.

        * decl.c (start_decl): Move checks on initialization to ...
        (cp_finish_decl): Here.  Tidy formatting slightly.

1999-05-28  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (add_binding): Don't complain about a redeclaration of a
        semantically identical typedef in a local scope.

1999-05-28  Nathan Sidwell  <nathan@acm.org>

        * decl.c (complete_array_type): Allocate off same obstack. Fix
        DO_DEFAULT comment to match reality.

        * friend.c (make_friend_class): Fix diagnostic typo.

1999-05-28  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (lookup_namespace_name): Handle getting a
        TEMPLATE_ID_EXPR.
        (expand_static_init): Don't call pushdecl for implicitly declared
        `atexit' used to register destructors.

1999-05-25  Mark Mitchell  <mark@codesourcery.com>

        * class.c (finish_vtbls): Copy BINFO_VIRTUALs before using it to
        initialize a vtable.

        * cp-tree.h (NAMESPACE_LEVEL): Reformat.
        (lang_decl_flags): Document MEMFUNC_POINTER_TO.  Save four bytes
        by combining TEMPLATE_INFO and LEVEL into a single union.
        (DECL_TEMPLATE_INFO): Reformat.
        (DECL_SAVED_TREE): Document.
        (DECL_TEMPLATE_INJECT): Remove.
        * class.c (finish_struct): Remove code to deal with
        DECL_TEMPLATE_INJECT.

        * decl.c (maybe_process_template_type_declaration): Handle all new
        types in templates uniformly.
        * method.c (bulid_overload_identifier): Use CP_DECL_CONTEXT, not
        DECL_CONTEXT.
        * pt.c (lookup_template_class): Inject template instantiations of
        forward-declarations.
        (instantiate_class_template): Remove code processing
        DECL_TEMPLATE_INJECT.

        * pt.c (lookup_template_class): Tweak lookup to find member
        templates.

        * pt.c (tsubst_expr, case ASM_STMT): Don't tsubst into
        ASM_CV_QUAL.
        * semantics.c (finish_asm_stmt): Make strings permanent if they're
        used in a template.

1999-05-25  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck.c (casts_away_constness, casts_away_constness_r): Strip both
        parts of pointer to data member types.

1999-05-24  Mark Mitchell  <mark@codesourcery.com>

        * decl2.c (mark_vtable_entries): Don't make a copy of a function,
        and then make it look like `abort'.  Just use `abort' instead.

        * typeck.c (build_static_cast): Don't allow static_casts that cast
        away constness.
        (casts_away_constness_r): New function.
        (casts_away_constness): Likewise.

        * decl.c (lookup_tag): Remove code no longer needed after
        name-lookup improvements.
        * decl2.c (handle_class_head): Make error-recovery more robust.
        * friend.c (make_friend_class): Reject templated typename types.
        * lex.c (is_global): A template parameter isn't global.
        * parse.y (class_head): Robustify.
        * parse.c: Regenerated.

1999-05-22  Mark Mitchell  <mark@codesourcery.com>

        * pt.c (for_each_template_parm): Walk into TYPENAME_TYPEs,
        INDIRECT_REFs, and COMPONENT_REFs.  Handle FIELD_DECLs.

        * cp-tree.h (push_nested_namespace): Declare.
        (pop_nested_namespace): Likewise.
        * decl.c (push_nested_namespace): New function.
        (pop_nested_namespace): Likewise.
        * pt.c (instantiate_class_template): Use them.

        * tree.c (mapcar): Handle NON_LVALUE_EXPR.

        * cp-tree.h (cplus_expand_constant): Declare.
        * cvt.c (convert_to_pointer): Expand PTRMEM_CSTs when they're
        converted from one pointer-to-object type to another.
        * expr.c (cplus_expand_constant): Don't make it static.
        * typeck.c (build_component_ref): Don't crash when presented with
        a component which is a TEMPLATE_DECL.
        (build_ptrmemfunc): Tidy.  Clarify comment.  Make sure that even a
        cast from a pointer-to-member constant to its own type does not
        result in a valid non-type template argument.

1999-05-21  Mark Mitchell  <mark@codesourcery.com>
            Nathan Sidwell  <nathan@acm.org>

        * Make-lang.in (cc1plus): Make it depend on gxx.gperf.
        * cp-tree.h: Fix typo in documentation on pointers-to-members.
        (cp_build_qualified_type): Make it a macro.
        (cp_build_qualified_type_real): Declare.
        * decl.c (grokdeclarator): Remove misleading comment.  Avoid
        problem with template parameters and restrict-qualification.
        * gxx.gperf: Replace NORID with RID_UNUSED throughout.
        * hash.h: Regenerated.
        * lex.h (rid): Move RID_FIRST_MODIFIER and RID_LAST_MODIFIER into
        the enumeration.
        (NORID): Remove definition.
        * pt.c (tsubst_aggr_type): Use cp_build_qualified_type_real.
        (tsubst): Likewise.  Remove special handling for FUNCTION_TYPEs.
        (fn_type_unification): Check that the function type resulting from
        the deduction is legal.
        (check_cv_quals_for_unify): Don't handle FUNCTION_TYPEs specially.
        (unify): Use cp_build_qualified_type_real.
        * tree.c (build_cplus_array_type_1): Handle error_marks as inputs.
        (cp_build_qualified_type): Rename to ...
        (cp_build_qualified_type_real): Add additional COMPLAIN parameter
        and modify appropriately.

        * typeck.c (build_ptrmemfunc): Handle PTRMEM_CSTs carefully to
        reveal optimization opportunities.

        * pt.c (tsubst): Don't issue error messages when we're not
        complaining, even if we see a qualified function type.
        (check_cv_quals_for_unify): Don't allow a qualified function
        type.

1999-05-20  Jason Merrill  <jason@yorick.cygnus.com>

        * class.c (instantiate_type): Downgrade errors for object-dependent
        memfn refs to pedwarn.

1999-05-20  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (grokdeclarator): Don't treat [] as indicating a
        zero-sized array in a typedef.

        * call.c (build_object_call): Don't look at DECL_NAME for a type.
        (pt.c): Or CP_TYPE_QUALS for an ERROR_MARK.
        (typeck.c): Or TYPE_MAIN_VARIANT for a type.

        * pt.c (for_each_template_parm): Rework to match documentation.
        Don't be fooled by a COMPONENT_REF with no TREE_TYPE.

1999-05-20  Jason Merrill  <jason@yorick.cygnus.com>

        * class.c (finish_struct_1): Still check for ANON_AGGR_TYPE_P.

        * class.c (finish_base_struct): Allow non-COM bases for COM classes
        except at the leftmost position.
        (modify_one_vtable, fixup_vtable_deltas1, override_one_vtable):
        Pass the binfo's class, not the most derived, to skip_rtti_stuff.
        * search.c (get_abstract_virtuals, expand_upcast_fixups): Likewise.

        * tree.c (lvalue_p_1): A NOP_EXPR can be an lvalue.
        (build_cplus_new): Make sure that what we return is of the right type.

1999-05-20  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (make_ptrmem_cst): New function.
        * expr.c (cplus_expand_constant): Split out from ...
        (cplus_expand_expr): Here.  Use cplus_expand_constant.
        (init_cplus_expand): Set lang_expand_constant.
        * pt.c (convert_nontype_argument): Use make_ptrmem_cst.

        * tree.c (make_ptrmem_cst): Define.
        * typeck.c (unary_complex_lvalue): Use make_ptrmem_cst.
        * typeck2.c (initializer_constant_valid_p): Use make_ptrmem_cst.

1999-05-19  Mark Mitchell  <mark@codesourcery.com>

        * pt.c (build_template_decl): Copy DECL_NONCONVERTING_P.

        * decl2.c (start_static_storage_duration_function): Fix comment.
        (finish_file): Create static storage duration functions lazily.

1999-05-19  Jason Merrill  <jason@yorick.cygnus.com>

        Implement anonymous structs.
        * cp-tree.h (ANON_AGGR_TYPE_P): Rename from ANON_UNION_TYPE_P.
        * class.c, decl.c, decl2.c, init.c, pt.c, search.c, typeck.c: Adjust.
        * class.c (finish_struct_1): Remove redundant check for anon struct.
        * decl.c (fixup_anonymous_aggr): Renamed from fixup_anonymous_union.
        (check_tag_decl): Check for anonymous struct here.
        * decl2.c (build_anon_union_vars): Catch anon struct at file scope.
        * init.c (sort_member_init, emit_base_init): Handle getting fields
        as well as names in current_member_init_list.
        (perform_member_init): Handle getting an anon aggr.
        * method.c (do_build_assign_ref): Don't descend into anon aggrs.
        (do_build_copy_constructor): Likewise.

1999-05-19  Mark Mitchell  <mark@codesourcery.com>

        * tree.c (cp_build_qualified_type): Don't allow qualified function
        types.

Wed May 19 02:50:53 1999  Arvind Sankar <arvinds@mit.edu>

        * gxxint.texi: Fix typo.

1999-05-19  Jason Merrill  <jason@yorick.cygnus.com>

        * call.c (find_scoped_type, resolve_scope_to_name): Lose.
        * class.c (finish_struct_1): Use CLASS_TYPE_P.
        * ptree.c (print_lang_type): Likewise.
        * typeck.c (build_modify_expr, c_expand_asm_operands): Use
        IS_AGGR_TYPE_CODE.
        * typeck2.c (digest_init): Likewise.

1999-05-18  Jason Merrill  <jason@yorick.cygnus.com>

        * call.c (joust): Compare the types of the conv ops, not the
        target types of the conversions.

Tue May 18 00:21:34 1999  Zack Weinberg  <zack@rabi.phys.columbia.edu>

        * lang-specs.h: Define __GNUC__ and __GNUC_MINOR__ only if -no-gcc
        was not given.

1999-05-17  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.def (TEMPLATE_ID_EXPR): Update documentation.
        * decl.c (grokfndecl): Don't allow inline declarations of friend
        template specializations, or friend template specializations with
        default arguments.
        * pt.c (tsubst): Handle substitution into array types that does
        not yield a fixed upper bound, even when not processing a
        template.
        (tsubst_copy): Deal with the fact that the second operand to a
        TEMPLATE_ID_EXPR may be NULL_TREE, a TREE_LIST, or a TREE_VEC.
        * search.c (marked_pushdecls_p): Don't descend into
        TEMPLATE_TYPE_PARMs and the like.
        (unmarked_pushdecls_p): Likewise.

        * call.c (build_over_call): Don't throw away
        initializations/copies of empty classes; use MODIFY_EXPR and
        INIT_EXPR as for non-empty classes.
        * class.c (finish_struct_1): Put the padding byte for an empty
        class on the TYPE_NONCOPIED_PARTS list for the class.

1999-05-16  Mark Mitchell  <mark@codesourcery.com>

        * decl2.c (build_expr_from_tree): Handle COMPONENT_REFs that
        indicate a reference to a field that is a qualified name.

1999-05-16  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (finish_objects): Don't use .?tors.* if we don't have
        ASM_OUTPUT_CONSTRUCTOR.

        * friend.c (do_friend): Add attrlist arg.  Remove support for
        getting a non-decl as 'decl'.
        * decl.c (grokfndecl): Remove attrlist arg.  Don't set attrs or
        rtl.
        (grokdeclarator): Adjust.
        * cp-tree.h: Adjust.

1999-05-16  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (permanent_p): New function.
        * init.c (build_new_1): Use mapcar, not copy_node, to copy a
        possibly complex tree node.
        * tree.c (mapcar): Adjust comments, and follow coding standards in
        conditional.
        (permanent_p): New function.

1999-05-13  Per Bothner  <bothner@cygnus.com>

        * class.c (push_lang_context):  Turn off DECL_IGNORED_P for
        primitive Java types, if we actually see `extern "Java"'.

1999-05-10 18:21 -0400  Zack Weinberg  <zack@rabi.phys.columbia.edu>

        * lang-specs.h: Pass -$ to the preprocessor.

1999-05-10  Jason Merrill  <jason@yorick.cygnus.com>

        * init.c (build_offset_ref): Wrap baselinks in OFFSET_REF, too.
        Don't bother wrapping an OFFSET_TYPE around unknown_type_node.
        (resolve_offset_ref): Don't handle a raw baselink.
        * cvt.c (build_expr_type_conversion): Likewise.
        * typeck.c (decay_conversion, build_c_cast, convert_for_assignment,
        convert_for_initialization): Likewise.
        * class.c (instantiate_type): Handle seeing a baselink under an
        OFFSET_REF.
        * error.c (dump_expr): Likewise.
        * pt.c (for_each_template_parm): Likewise.
        (resolve_overloaded_unification): Likewise.
        * tree.c (is_overloaded_fn, really_overloaded_fn): Likewise.
        * typeck.c (expr_sizeof): Also complain about other permutations
        of overloaded functions.

1999-05-07  Jason Merrill  <jason@yorick.cygnus.com>

        * init.c (resolve_offset_ref): Don't return a raw method.
        Use BASELINK_P.
        * typeck.c (decay_conversion): Don't handle a raw method.
        Resolve all OFFSET_REFs.
        (get_member_function_from_ptrfunc): 0 is a valid vtable index.
        (build_binary_op_nodefault): Handle resolving overloaded fns.  Use
        same_type_p for pmf bits.  Don't use build_binary_op to compare
        raw pointers to methods.
        (convert_for_assignment): Check for OFFSET_REF, not OFFSET_TYPE,
        to decide when to call resolve_offset_ref.
        (build_c_cast, convert_for_initialization): Likewise.
        * cvt.c (build_expr_type_conversion): Likewise.

1999-05-06  Nathan Sidwell  <nathan@acm.org>

        * call.c (build_new_method_call): Use TYPE_MAIN_VARIANT of class.

1999-05-05  Mark Mitchell  <mark@codesourcery.com>

        * decl2.c (start_objects): Don't let static constructors and
        destructors get inlined.

        * parse.y (nested_name_specifier): Make sure ordinary types are
        complete, just like template types.
        * parse.c: Regenerated.

        * pt.c (check_explicit_specialization): Improve error messages.

1999-05-04  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * typeck.c (string_conv_p): Use same_type_p to check whether we
        try to convert between char and wchar_t.

1999-05-03  Mark Mitchell  <mark@codesourcery.com>

        * search.c (lookup_field_r): Set the TREE_TYPE of an ambiguous
        lookup to error_mark_node here.
        (lookup_member): Revise documentation.  Add comments.  Don't set
        the TREE_TYPE to error_mark_node here, and don't build up an extra
        TREE_LIST for ambiguous lookups.
        (setup_class_bindings): Adjust accordingly.
        (push_class_decls): Revise out-of-date comments.

        * typeck.c (build_const_cast): Tighten checks for legality.

1999-05-02  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * init.c (build_member_call): Lookup names coming from
        namespace-scoped LOOKUP_EXPR.

1999-05-03  Jim Blandy  <jimb@zwingli.cygnus.com>

        * gxxint.texi: Add documentation for 'I'.

1999-05-02  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * tinfo.cc (operator==): Qualify type_info with std::.

1999-05-02  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (lang_decl_flags): Remove comdat.  Updated dummy.
        (DECL_COMDAT): Remove definition.

1999-05-01  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (wrapup_globals_for_namespace): Fix thinko in previous
        change.

1999-04-30  Mark Mitchell  <mark@codesourcery.com>

        * class.c (build_vtable): Use build_lang_decl when building
        vtables, not just build_decl.
        (prepare_fresh_vtable): Likewise.
        * decl.c (wrapup_globals_for_namespace): Mark vtables as
        DECL_EXTERNAL when calling wrapup_global_declarations.
        * decl2.c (priority_info_s): Add initializations_p and
        destructions_p members.
        (finish_vtable_vardecl): Use TREE_SYMBOL_REFERENCED, not TREE_USED,
        when deciding what vtables to write out.
        (ssdf_decls): New variable.
        (ssdf_decls_used): Likewise.
        (start_static_storage_duration_function): Deal with being called
        multiple times.  Avoid inlining this function.
        (generate_inits_for_priority): Deal with reuse of priority map.
        (get_priority_info): Clear initializations_p and destructions_p.
        (do_static_initialization): Tweak comment.
        (do_static_destruction): Likewise.  Fix condition on sentries for
        destruction.
        (generate_ctor_or_dtor_function): Call all of the static storage
        duration functions.
        (generate_ctor_or_dtor_function_for_priority): Check
        initializations_p and destructions_p to see what priorities need
        initialization functions.
        (finish_file): Rework to generate multiple static storage duration
        functions, rather than just one.

        * typeck.c (build_const_cast): Tweak last change to handle
        templates correctly.

        * typeck.c (build_const_cast): Disallow use of const_cast to
        anything but a pointer or reference type.

1999-04-30  Nathan Sidwell  <nathan@acm.org>

        * decl.c (cp_finish_decl): Don't permit arrays of abstract or
        signature type.

1999-04-29  Mark Mitchell  <mark@codesourcery.com>

        * decl2.c (do_static_destruction): Remove obsolete FIXME comment.
        (finish_file): Indent comments properly.

1999-04-29  Richard Henderson  <rth@cygnus.com>

        * decl2.c (do_static_initialization): Call do_pending_stack_adjust.
        (do_static_destruction): Likewise.

1999-04-29  Nathan Sidwell  <nathan@acm.org>

        * cp-tree.h (TYPE_NOTHROW_P): New macro.
        * decl2.c (delete_sanity): Warn on deleting void *.
        * init.c (build_new_1): Use TYPE_NOTHROW_P.
        * typeck.c (c_expand_return): cp_pedwarn on returning NULL from
        throwing operator new.

1999-04-28  Nathan Sidwell  <nathan@acm.org>

        * cp-tree.h (build_component_addr): Remove prototype.
        * typeck.c (build_component_addr): Make static. Remove MSG
        argument.
        (build_component_addr): Remove MSG parameter, clean up
        comment.
        (build_x_function_call): Use cp_error.
        (build_unary_op): Adjust call of build_component_addr.

1999-04-28  Mark Mitchell  <mark@codesourcery.com>

        * pt.c (tsubst_friend_class): Check for NULL.

Wed Apr 28 11:42:22 1999  Andreas Schwab  <schwab@issan.cs.uni-dortmund.de>

        * search.c (binfo_for_vtable): Initialize bfvi.var.

1999-04-27  Nathan Sidwell  <nathan@acm.org>

        * rtti.c (build_x_typeid): Check rtti is enabled.

1999-04-26  Mark Mitchell  <mark@codesourcery.com>

        * search.c (is_subobject_of_p): Make sure we're looking at the
        right baseclasses.

1999-04-26  Marc Espie  <espie@cvs.openbsd.org>

        * Make-lang.in (cplib2.ready): Don't depend on phony targets.

1999-04-23  Mark Mitchell  <mark@codesourcery.com>

        * decl2.c (finish_file): Tweak handling of extern inlines so that
        they are not unnecessarily put out.

        * search.c (is_subobject_of_p): Handle TEMPLATE_TYPE_PARMs and
        such as base classes.

1999-04-22  Brendan Kehoe  <brendan@cygnus.com>

        * tree.c (build_exception_variant): Fix typo: use the chain of U,
        not trying V, while cycling through U.

1999-04-22  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (lang_decl_flags): Remove returns_first_arg and
        preserves_first_arg.  Enlarge dummy accordingly.
        (DECL_TINFO_FN_P): New macro.
        (SET_DECL_TINFO_FN_P): Likeiwse.
        (DECL_RETURNS_FIRST_ARG): Remove.
        (DECL_PRESERVES_THIS): Likewise.
        (DECL_INIT_PRIORITY): New macro.
        (finish_struct_1): Change prototype.
        (cat_namespace_levels): Remove prototype.
        (vtable_decl_p): New prototype.
        (vtype_decl_p): Likewise.
        (sigtable_decl_p): Likewise.
        (walk_globals_pred): New typedef.
        (walk_globals_fn): Likewise.
        (walk_globals): New prototype.
        (walk_namespaces_fn): New typedef.
        (walk_namespaces): New prototype.
        (wrapup_globals_for_namespace): Likewise.
        (walk_vtables): Remove prototype.
        (walk_sigtables): Likewise.
        (instantiate_pending_templates): New prototype.
        * class.c (finish_struct_1): Don't return a value.
        * decl.h (pending_statics): Remove declaration.
        * decl.c (walk_namespaces_r): New function.
        (walk_globals_r): Likewise.
        (vtable_decl_p): Likewise.
        (vtype_decl_p): Likewise.
        (sigtable_decl_p): Likewise.
        (walk_namespaces): Likewise.
        (walk_globals_data): New type.
        (walk_globals): New function.
        (wrapup_globals_for_namespace): Likewise.
        (expand_static_init): Remove assertion.  Remove redundancy in
        conditional.  Don't put static data members in static_aggregates
        Tidy.
        (finish_function): Remove redundancy in conditional.  Don't set
        DECL_RETURNS_FIRST_ARG.
        (cat_namespace_levels): Remove.
        * decl2.c: Include splay-tree.h and varray.h.
        (priority_info_s): New structure.
        (finish_vtable_vardecl): Change prototype.  Adjust for new calling
        conventions.
        (prune_vtable_vardecl): Likewise.
        (finish_sigtable_vardecl): Likewise.
        (setup_initp): Remove.
        (do_dtors): Remove.
        (do_ctors): Remove.
        (start_static_storage_duration_function): New function.
        (generate_inits_for_priority): Likewise.
        (finish_static_storage_duration_function): Likewise.
        (get_priority_info): Likewise.
        (do_static_initialization): Likewise.
        (do_static_destruction): Likewise.
        (do_static_initialization_and_destruction): Likewise.
        (generate_ctor_or_dtor_function): Likewise.
        (generate_ctor_and_dtor_functions_for_priority): Likewise.
        (pending_statics): Make it a varray.
        (pending_statics_used): New variable.
        (saved_inlines): Make it a varray.
        (saved_inlines_used): New variable.
        (finish_static_data_member): Change method of updating
        pending_statics.
        (mark_inline_for_output): Remove #if 0'd code.  Change method of
        updating saved_inlines.
        (walk_vtables): Remove.
        (walk_sigtables): Likewise.
        (import_export_decl): Use DECL_TINFO_FN_P.
        (pending_templates): Remove declaration.
        (maybe_templates): Likewise.
        (static_aggregates_initp): Likewise.
        (setup_initp): Likewise.
        (finish_objects): Simplify.
        (INITIALIZE_P_IDENTIFIER): New macro.
        (PRIORITY_IDENTIFIER): New macro.
        (SSDF_IDENTIFIER): New macro.
        (initialize_p_decl): New variable.
        (priority_decl): Likewise.
        (ssdf_decl): Likewise.
        (priority_info_map): Likewise.
        (finish_file): Recode output of static intializers and other
        file-scope finalization tasks.
        * error.c (OB_END_TEMPLATE_ID): New macro.
        (dump_type_real): Use it.
        (dump_decl): Likewise.
        (dump_function_name): Likewise.
        * lex.c (set_typedecl_interface_info): Adjust for new walk_globals
        interface.
        (check_newline): Use walk_globals, not walk_vtables.
        * pt.c (pending_tempalte_expansions): Remove.
        (set_vardecl_interface_info): Likewise.
        (pending_templates): Make static.
        (maybe_templates): Likewise.
        (instantiate_class_template): Adjust call to finish_struct_1.
        (instantiate_pending_templates): New function.
        * rtti.c (get_tinfo_fn): Use SET_DECL_TINFO_FN_P.
        * tree.c (static_aggregates_initp): Remove.
        (cp_valid_lang_attribute): Don't use it; use DECL_INIT_PRIORITY
        instead.
        * Makefile.in (decl2.o): Depend on varray.h and splay-tree.h.

        * gxx.gperf (RETURN): Rename to RETURN_KEYWORD to avoid clashes
        with the RTL code RETURN.
        * hash.h: Regenerated.
        * lex.c (reinit_parse_for_block): Use RETURN_KEYWORD.
        * parse.y: Replace RETURN with RETURN_KEYWORD throughout.
        * parse.c: Regenerated.
        * pt.c: Include varray.h.  Include rtl.h since varray.h requires
        it.
        (inline_parm_levels): New variable.
        (inline_parm_levels_used): Likewise.
        (maybe_begin_member_template_processing): Update them.
        (maybe_end_member_template_processing): Use them, rather than
        guessing how many levels to pop.

        * decl.c (make_typename_type): Tighten error-checking.

1999-04-20  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (build_binary_op): Remove unneeded parameter.
        * class.c (build_vrable_entry_ref): Adjust call to
        build_binary_op.
        * decl.c (expand_static_init): Likewise.
        (grokdeclarator): Likewise.
        (finish_function): Likewise.
        * decl2.c (delete_sanity): Likewise.
        (do_dtors): Likewise.
        (do_ctors): Likewise.
        * error.c (dump_type_suffix): Likewise.
        * expr.c (cplus_expand_expr): Likewise.
        * init.c (resolve_offset_ref): Likewise.
        (build_new): Likewise.
        (build_new_1): Likewise.
        (build_vec_delete_1): Likewise.
        (expand_vec_init_catch_clause): Likewise.
        (build_delete): Likewise.
        * pt.c (tsubst): Likewise.
        * rtti.c (synthesize_tinfo_fn): Likewise.
        * search.c (expand_upcast_fixups): Likewise.
        (expand_direct_vtbls_init): Likewise.
        * typeck.c (get_member_function_from_ptrfunc): Likewise.
        (build_binary_op_nodefault): Likewise.
        (point_int_sum): Likewise.
        (pointer_diff): Likewise.
        (build_unary_op): Likewise.
        (build_modify_expr): Likewise.
        (get_delta_difference): Likewise.
        (build_ptrmemfunc): Likewise.
        (expand_ptrmemfunc_cst): Likewise.

1999-04-20  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (grokfndecl): Always call cplus_decl_attributes.
        * decl2.c (grokfield): Pass attrlist to grokdeclarator.

1999-04-19  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (finish_static_data_member_decl): New function.
        * decl2.c (finish_static_data_member_decl): Split out from ...
        (grokfield): Here.
        * pt.c (instantiate_class_template): Use it here instead of
        trying to fake it.
        (tsubst_decl): Don't set DECL_ASSEMBLER_NAME;
        finish_static_data_member_decl will do that.  Explicit set
        DECL_EXTERNAL to match non-template processing.

1999-04-18  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (finish_class_definition): Add parameter.
        * parse.y (structsp): Use it.  Don't call pop_scope here.
        * parse.c: Regenerated.
        * semantics.c (finish_class_definition): Pop it here.

1999-04-17  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (xref_tag): Revise handling of nested template
        declarations.
        * pt.c (check_explicit_specialization): Tweak handling of friend
        templates in template classes.
        (tsubst_friend_class): Handle friend declarations for nested
        member template classes.

1999-04-16  Mark Mitchell  <mark@codesourcery.com>

        * class.c (finish_struct): Remove unused variable.
        (pushclass): Likewise.
        (invalidate_class_lookup_cache): Likewise.
        * cp-tree.def (TYPENAME_TYPE): Improve documentation.
        * decl.c (build_typename_type): Make sure TYPENAME_TYPE_FULLNAME
        doesn't get obliterated.
        (make_typename_type): Handle template classes correctly.

        * cp-tree.h (TREE_NONLOCAL_FLAG): Remove.
        (storetags): Declare.
        * class.c (finish_struct): Don't use TREE_NONLOCAL_FLAG.
        (pushclass): Likewise.  Use storetags to install tag declarations,
        not pushtag.
        (invalidate_class_lookup_cache): Don't use TREE_NONLOCAL_FLAG.
        * decl.c (storetags): Make it global.
        (push_class_binding): Set INHERITED_VALUE_BINDING_P for an
        implicit typename declaration.
        (pushtag): Tidy.  Don't use TREE_NONLOCAL_FLAG.
        * method.c (hack_identifier): Likewise.
        * search.c (lookup_member): Likewise.

        * decl.c (warn_about_implicit_typename_lookup): New function.
        (lookup_name_real): Use it.  Rework handling of implicit typename
        extension.

1999-04-15  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (lookup_nested_field): Remove.
        * class.c (push_nested_class): Handle UNION_TYPEs.
        (pop_nested_class): Likewise.
        * decl.c (lookup_name_real): Don't call lookup_nested_field.
        (start_decl): Use push_nested_class, not just pushclass.
        (cp_finish_decl): Use pop_nested_class, not just popclass.
        * search.c (lookup_nested_field): Remove.

        * cp-tree.h (lang_type): Add documentation.
        * decl2.c (handle_class_head): Create template declarations here,
        as appropriate.
        * parse.y (class_head): Return whether or not we entered a new
        scope, as well as the type named.
        (named_class_head): Likewise.
        (named_complex_class_head_sans_basetype): Likewise.
        (structsp): Adjust accordingly.  Pop scope when required.
        * parse.c: Regenerated.
        * pt.c (check_default_tmpl_args): Robustify.
        (redeclare_class_template): Likewise.
        (instantiate_class_template): An instantiation of an
        anonymous union is itself an anonymous union.
        * semantics.c (begin_class_definition): Don't create template
        declarations here.

1999-04-15  Jason Merrill  <jason@yorick.cygnus.com>

        * parse.y (after_type_declarator_intern): New nonterminal.
        (after_type_declarator): Use it.
        (direct_after_type_declarator): Likewise.  Move above
        nonnested_type to fix reduce/reduce conflict resolution.
        (declmods): Reducing from just 'attributes' has EMPTY precedence.
        * Makefile.in (CONFLICTS): Update.

        * decl.c (define_label): Downgrade error for jumping over a
        non-POD decl to pedwarn.

1999-04-14  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (popclass): Change declaration.
        (pop_nested_class): Likewise.
        (poplevel_class): Remove declaration.
        * call.c (convert_default_argument): Pass no arguments to
        popclass.
        * class.c (finish_struct_1): Likewise.
        (finish_struct): Likewise.
        (popclass): Remove argument.  Simplify code accordingly.
        (pop_nested_class): Likewise.
        * decl.c (poplevel_class): Declare it here, and make it static.
        (poplevel): Handle class scopes.
        (poplevel_class): Don't take an rgument.  Simplify.
        (pop_everything): Pass no arguments to pop_nested_class.
        (cp_finish_decl): Pass no arguments to popclass.
        (grokdeclarator): Pass no arguments to pop_nested_class.
        (finish_function): Likewise.
        * decl2.c (grokfield): Likewise.
        (pop_scope): Pass no arguments to popclass.
        * lex.c (do_pending_defargs): Pass no arguments to pop_nested_class.
        * pt.c (instantiate_class_template): Move call to pushclass, and
        document.  Pass no arguments to popclass.
        (regenerate_decl_from_template): Likewise.

1999-04-14  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck.c (build_unary_op): Handle taking the address of a unique
        bound non-static member function.

1999-04-13  Martin von Loewis  <loewis@informatik.hu-berlin.de>

        * lang-options.h (-Wdeprecated): New flag.
        * decl2.c (warn_deprecated): New flag.
        (lang_decode_option): Deprecated this-is-variable,
        external-templates, alt-external-templates.
        Support -Wdeprecated.
        * errfn.c (cp_deprecated): New function.

1999-04-13  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (setup_initp): Compare DECL_ASSEMBLER_NAME instead
        of the decls themselves.

        * pt.c (tsubst_function_type): Copy attributes over.

        * tree.c (cp_valid_lang_attribute): New fn.  Handle init_priority
        and com_interface.
        * cp-tree.h: Add prototype.
        * decl.c (init_decl_processing): Set valid_lang_attribute.

1999-04-13  Mark Mitchell  <mark@codesourcery.com>

        * class.c (finish_struct_1): Look at the const-ness of the field's
        type, not the TREE_READONLY-ness of the declaration.
        * method.c (synthesize_method): Likewise.
        * pt.c (tsubst_decl): Call c_apply_type_quals_to_decl when
        creating new declarations.

1999-04-13  Mike Stump  <mrs@wrs.com>

        * decl2.c (import_export_decl): Because vtables always reference
        virtual functions, even if they are inlined, don't allow
        -fno-implement-inlines to not emit them, instead, emit them with
        the vtable.
        * decl.c (start_function): Likewise.

1999-04-12  Jason Merrill  <jason@yorick.cygnus.com>

        * cp-tree.h (struct lang_type): Add com_interface.
        (CLASSTYPE_COM_INTERFACE): New macro.
        * class.c (set_rtti_entry): COM interface classes have no RTTI
        entries in their vtables; adjust.
        (add_virtual_function, finish_base_struct, skip_rtti_stuff,
        modify_one_vtable, fixup_vtable_deltas1, override_one_vtable,
        finish_struct_1): Likewise.
        * decl2.c (mark_vtable_entries): Likewise.
        * rtti.c (build_headof, get_tinfo_fn_dynamic): Likewise.
        * search.c (get_abstract_virtuals_1, get_abstract_virtuals,
        expand_upcast_fixups): Likewise.
        * tree.c (debug_binfo): Likewise.

        * cp-tree.h (COMPARE_NO_ATTRIBUTES): New macro.
        * typeck.c (comptypes): If we get it, ignore attributes.
        * class.c (instantiate_type): Use BASELINK_P.  Change complain
        parameter to flags; 2 means ignore attributes.
        * call.c (build_op_delete_call): Pass it.

        * decl.c (xref_tag): Only complain once about using a typedef-name
        with 'struct'.  Downgrade to pedwarn.

        * decl.c (grokdeclarator): Allow [] syntax for zero-length array.

        * parse.y (absdcl_intern): New nonterminal.
        (absdcl, direct_abstract_declarator): Use it.

        * pt.c (lookup_template_class): Look through implict typename.

1999-04-11  Mark Mitchell  <mark@codesourcery.com>

        * friend.c (add_friend): Deal gracefully with error_mark_node.
        * method.c (build_overload_value): Handle pointers-to-members as
        template parameters.

        * decl.c (push_binding): Fix typo in comment.

1999-04-10  Mark Mitchell  <mark@codesourcery.com>

        * error.c (dump_type_real): If a typename is a template-id, put
        out the template arguments.
        (dump_expr): Handle TEMPLATE_ID_EXPR.
        * pt.c (lookup_template_class): Now that full arguments are
        available everywhere, remove code that tried to guess them.

1999-04-09  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (make_typename_type): Complain if we don't find a type
        when trying to make a typename type for a non-template type.

1999-04-09  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (start_decl): Pass attributes to grokdeclarator.
        (grokdeclarator): Handle attributes on constructor-syntax
        initializers.

1999-04-08  Mark Mitchell  <mark@codesourcery.com>

        * error.c (dump_expr): Don't crash on INDIRECT_REFs whose operands
        don't have types.

        * search.c (template_self_reference_p): Tweak.

1999-04-07  Mark Mitchell  <mark@codesourcery.com>

        * init.c (build_offset_ref): Don't build yet another weird data
        structure to describe overloaded functions.

1999-04-06  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (BASELINK_P): New macro.
        (SET_BASELINK_P): Likewise.
        * init.c (build_member_call): Remove needless assignment in if
        statement.
        * search.c (lookup_field_r): Fix handling when we are looking
        specifically for a type; these are not hidden by functions and
        variables.
        (lookup_member): Use SET_BASELINK_P.
        * tree.c (is_overloaded_fn): Use BASELINK_P.
        (really_overloaed_fn): Likewise.
        (get_first_fn): Likewise.

1999-04-05  Mark Mitchell  <mark@codesourcery.com>

        * decl.c (lookup_name_current_level): Tweak, and improve
        documentation.

        * class.c (maybe_fixup_vptrs): Remove declaration.
        (build_class_init_list): Likewise.
        * decl.c (pushdecl_class_level): Call check_template_shadow here
        ...
        (push_class_level_binding): ... not here.
        * search.c (dfs_push_type_decls): Only avoid
        template-self-reference TYPE_DECLs if they are from base classes.

1999-04-04  Mark Mitchell  <mark@codesourcery.com>

        * pt.c (check_template_shadow): Don't treat OVERLOADs as _DECL
        nodes.  Tidy.

1999-04-03  Jason Merrill  <jason@yorick.cygnus.com>

        * class.c (maybe_fixup_vptrs, build_class_init_list): Lose.
        (finish_struct_1): Don't call build_class_init_list.

1999-04-02  Mark Mitchell  <mark@codesourcery.com>

        * tinfo.h (__class_type_info): Fix illegal declaration.

        * cp-tree.def (TEMPLATE_ID_EXPR): Update comment.
        * cp-tree.h (INHERITED_VALUE_BINDING_P): New macro.
        (IDENTIFIER_CLASS_VALUE): Improve documentation.
        (is_properly_derived_from): Declare.
        (invalidate_class_lookup_cache): Likewise.
        (maybe_maybe_note_name_used_in_class): Likewise.
        (note_name_declared_in_class): Likewise.
        (push_using_decl): Remove duplicate declaration.
        (id_in_current_class): Remove declaration.
        (push_class_binding): Change prototype.
        (clear_identitifer_class_values): Declare.
        * call.c (is_properly_derived_from): Make it global.
        (build_new_function_call): Be careful about updating candidates.
        (build_new_method_call): Handle COMPONENT_REFs.  Don't crash when
        asked to make illegal calls.
        * class.c: Include splay-tree.h.
        (class_stack_node): Add names_used slot.
        (check_member_decl_is_same_in_complete_scope): Remove.
        (add_method): Fix comment.  Push the declaration into class
        scope.
        (finish_struct_1): When popping the class, pop the bindings too.
        Remove check for data member/function member conflict.
        (finish_struct): Remove calls to
        check_member_decl_is_same_in_complete_scope.  Change calls to
        popclass.
        (pushclass): Clear names_used in the class stack entry.
        Use invalidate_class_lookup_cache to remove cached entries, rather
        than magic values with popclass.  Clear IDENTIFIER_CLASS_VALUE
        before entering a new class.  Remove dead code.  Don't mess with
        current_function_decl when pushing declarations.
        (invalidate_class_lookup_cache): New function, split out from ...
        (popclass): Here.  Clean up names_used on our way out.
        (instantiate_type): Adjust.
        (build_self_reference): Don't push the declaration here.
        (maybe_note_name_used_in_class): New function.
        (note_name_declared_in_class): Likewise.
        * decl.c (add_binding): Change prototype.
        (find_class_binding_level): New function.
        (innermost_nonclass_level): Likewise.
        (current_binding_level): Update documentation.
        (inner_binding_level): Remove.  Replace with current_binding_level
        throughout.
        (push_binding_level): Remove special handling of
        class_binding_level.
        (pop_binding_level): Likewise.  Use find_class_binding_level.
        (suspend_binding_level): Likewise.
        (global_bindings_p): Use innermost_nonclass_level.
        (toplevel_bindings_p): Likewise.
        (namespace_bindings_p): Likewise.
        (pseudo_global_level_p): Likewise.
        (push_binding): Clear INHERITED_VALUE_BINDING_P.
        (add_binding): Check for illegal multiple declarations.  Return a
        value indicating whether or not the new binding was legal.
        (push_local_binding): Skip over class binding levels.  Check
        return value from add_binding.
        (push_class_binding): Set INHERITED_VALUE_BINDING_P.  Call
        note_name_declared_in_class.
        (pushlevel_class): Remove "fake out the rest of the compiler"
        code.
        (poplevel_class): Reset IDENTIFIER_CLASS_VALUEs.
        (clear_identifier_class_values): New function.
        (pop_from_top_level): Use it.
        (pop_everything): Tweak.
        (maybe_process_template_type_declaration): Don't push the
        declaration for the template here.
        (pushtag): Don't push tag declarations into class scope here.
        (pushdecl): Apply DeMorgan's law for readability.
        (pushdecl_class_level): Remove special-case code for
        TYPE_BEING_DEFINED.  Handle OVERLOADs and anonymous unions.
        (push_class_level_bindng): Deal with inherited bindings.
        (lookup_name_real): Remove special-case code for
        TYPE_BEING_DEFINED, and some implicit typename magic.
        (grokdeclarator): Handle COMPONENT_REF for a template function.
        (build_enumerator): Don't call pushdecl_class_level here.
        (id_in_current_class): Remove.
        * decl2.c (grokfield): Don't call pushdecl_class_level or
        check_template_shadow.
        * errfn.c (cp_file_of): Don't declare.
        (cp_line_of): Likewise.
        * error.c (dump_decl): Handle an OVERLOAD.
        (cp_file_of): Likewise.
        (cp_line_of): Likewise.
        * init.c (build_member_call): Handle a COMPONENT_REF.
        * lex.c (do_identifier): Call maybe_note_name_used_in_class, not
        pushdecl_class_level.
        * method.c (hack_identifier): Build COMPONENT_REFs for references
        to member templates as well as member functions.  Remove dead
        code.
        * parse.y (left_curly): Remove.
        (nonnested_type): Call maybe_note_name_used_in_class, not
        pushdecl_class_level.
        * parse.c: Regenerated.
        (nested_name_specifier_1): Likewise.
        * pt.c (check_explicit_specialization): Adjust, for robustness.
        (check_template_shadow): Handle OVERLOADs.
        (build_template_decl): Set DECL_CONSTRUCTOR_P on the
        TEMPLATE_DECL, if appropriate.
        * search.c (envelope_add_decl): Remove.
        (dfs_pushdecls): Likewise.
        (dfs_compress_decls): Likewise.
        (dfs_push_decls): New function.
        (dfs_push_type_decls): Likewise.
        (setup_class_bindings): Likewise.
        (template_self_reference_p): Likewise.
        (lookup_field_r): Use it.
        (looup_member): Remove old comment.  Deal with ambiguity.
        (push_class_decls): Use dfs_push_decls and dfs_push_type_decls,
        and remove envelope processing.
        * semantics.c (begin_class_definition): Let pushclass push
        declarations for base classes.
        (finish_member_declaration): Push declarations into class scope.
        * typeck.c (build_component_ref): Just put an OVERLOAD into the
        COMPONENT_REF, not a TREE_LIST of an OVERLOAD.
        (build_x_function_call): Deal with OVERLOAD.  Handle template-ids.
        * Makefile.in (class.o): Depend on splay-tree.h.

Wed Mar 31 11:30:43 1999  Nathan Sidwell  <nathan@acm.org>

        * cvt.c (convert_pointer_to_real): Use same_type_p.
        * typeck.c (comp_target_types): Use same_type_p.

1999-03-31  Jason Merrill  <jason@yorick.cygnus.com>

        * semantics.c (begin_inline_definitions,
        finish_inline_definitions): Rename from finish_default_args and
        begin_inline_definitions, respectively, to something that isn't a
        total lie.  :)
        * parse.y (structsp): Adjust.

        * tree.c (hash_tree_cons): Remove obsolete via_* parms.
        (list_hash_lookup): Likewise.
        (hash_tree_chain): Adjust.
        * pt.c (tsubst): Adjust.
        (tsubst_arg_types): Use plain hash_tree_cons.
        * cp-tree.h (hash_tree_cons_simple): Lose.
        * parse.y (declmods, nonempty_cv_qualifiers): Use hash_tree_cons.

Wed Mar 31 10:48:29 1999  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * Makefile.in (hash.h): Generate using gperf language 'C', not
        'KR-C', so gperf uses the `const' keyword on strings.

        * gxx.gperf (resword): Const-ify a char*.

1999-03-30  Jason Merrill  <jason@yorick.cygnus.com>

        * cp-tree.h (IDENTIFIER_AS_DESC, IDENTIFIER_AS_LIST,
        CLASSTYPE_BASELINK_VEC, CLASSTYPE_N_SUPERCLASSES,
        CLASSTYPE_N_BASECLASSES, CLASSTYPE_MAX_DEPTH,
        CLASSTYPE_BASE_INIT_LIST, CLASSTYPE_AS_LIST, CLASSTYPE_ID_AS_LIST,
        CLASSTYPE_BINFO_AS_LIST): Remove cruft.
        * class.c, lex.c, parse.y, ptree.c, search.c, semantics.c,
        tree.c: Adjust.

1999-03-29  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (lang_decode_option): Remove -Wsign-promo from -Wall.

1999-03-28  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (fn_type_unification): Ignore 'this' parm from conversion ops.

1999-03-27  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (add_friend): Declare.
        (add_friends): Likewise.
        * friend.c (add_friend): Make it global.  Don't add to
        DECL_BEFRIENDING_CLASSES if the befriending class is a template.
        (add_friends): Make it global.
        (make_friend_class): Don't add to DECL_BEFRIENDING_CLASSES if the
        befriending class is a template.
        * parse.y (component_decl_1): Fix typo in comment.
        * parse.c: Regenerated.
        * pt.c (instantiate_class_template): Use add_friend and
        add_friends rather that duplicating some of their functionality
        here.

1999-03-27  Jason Merrill  <jason@yorick.cygnus.com>

        * call.c (build_field_call): Unify 'this' and non-'this' cases.

        * typeck.c (build_indirect_ref): Check for 'this' sooner.

Fri Mar 26 10:20:34 1999  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * call.c (op_error): Const-ify a char*.
        (add_candidate, source_type, add_warning): Add static prototype.
        (print_z_candidates): Const-ify a char*.

        * class.c (resolve_address_of_overloaded_function,
        fixed_type_or_null, build_vtable_entry_ref): Add static prototype.
        (get_vtable_name, finish_struct_1): Const-ify a char*.

        * cvt.c (convert_to_reference): Likewise.

        * decl.c (redeclaration_error_message, record_builtin_type,
        record_unknown_type, member_function_or_else, bad_specifiers):
        Likewise.
        (find_binding, select_decl, unqualified_namespace_lookup,
        lookup_flags, qualify_lookup, record_builtin_java_type, tag_name):
        Add static prototype.
        (warn_extern_redeclared_static, duplicate_decls, pushdecl,
        implicitly_declare, record_builtin_java_type, define_function,
        grok_op_properties, tag_name): Const-ify a char*.

        * cp-tree.h (FORMAT_VBASE_NAME): Allow parameter `BUF' to be const.
        (define_function, finish_builtin_type): Const-ify a char*.
        (cp_error, cp_error_at, cp_warning, cp_warning_at, cp_pedwarn,
        cp_pedwarn_at, cp_compiler_error, cp_sprintf): Add prototype args.
        (file_name_nondirectory): Const-ify a char*.
        (init_filename_times): Don't prototype.
        (compiler_error): Prototype.
        (yyerror, init_repo): Const-ify a char*.
        (build_srcloc): Don't prototype.
        (build_x_indirect_ref, build_indirect_ref, build_component_addr):
        Const-ify a char*.
        (warn_for_assignment): Don't prototype.
        (convert_for_initialization, readonly_error, check_for_new_type,
        GNU_xref_begin, GNU_xref_file, GNU_xref_ref, GNU_xref_call):
        Const-ify a char*.

        * decl2.c (acceptable_java_type, output_vtable_inherit,
        setup_initp, start_objects, finish_objects, do_dtors, do_ctors,
        merge_functions, decl_namespace, validate_nonmember_using_decl,
        do_nonmember_using_decl): Add static prototype.
        (lang_f_options): Const-ify a char*.
        (finish_builtin_type): Likewise.
        (add_function, arg_assoc_namespace, arg_assoc_class): Add static
        prototype.

        * errfn.c: Include cp-tree.h.
        (cp_thing): Add static prototype.
        (compiler_error): Don't protoptype.
        (cp_compiler_error): Cast `compiler_error' to `errorfn' before
        passing it to `cp_thing'.

        * error.c (interesting_scope_p): Add static prototype.

        * except.c (build_eh_type_type, build_eh_type_type_ref): Const-ify
        a char*.

        * init.c (compiler_error): Don't prototype.
        (member_init_ok_or_else): Const-ify a char*.
        (build_java_class_ref): Add static prototype.

        * lex.c (compiler_error): Don't prototype.
        (get_time_identifier, interface_strcmp, extend_token_buffer,
        handle_cp_pragma): Const-ify a char*.
        (is_global, init_filename_times): Add static prototype.
        (file_name_nondirectory, cplus_tree_code_name): Const-ify a char*.
        (compiler_error): Change from fixed args to variable args.
        (yyerror): Const-ify a char*.

        * parse.y (cond_stmt_keyword): Const-ify a char*.
        (parse_decl): Add static prototype.

        * pt.c (template_args_equal, print_template_context): Likewise.
        (print_candidates, check_default_tmpl_args): Const-ify a char*.
        (instantiate_class_template): Likewise.

        * repo.c (get_base_filename, open_repo_file, init_repo): Likewise.

        * rtti.c (call_void_fn, expand_generic_desc, expand_si_desc,
        expand_class_desc, expand_ptr_desc, expand_attr_desc): Likewise.

        * search.c (lookup_field_info, lookup_member): Likewise.
        (lookup_member): Cast the first argument of `bzero' to a PTR.

        * sig.c (compiler_error): Don't prototype.
        (build_signature_pointer_or_reference_nam): Const-ify a char*.
        (get_sigtable_name, build_member_function_pointer): Likewise.

        * tree.c (compiler_error): Don't prototype.
        (no_linkage_helper, build_srcloc): Add static prototype.
        (build_vbase_pointer_fields): Const-ify a char*.
        (__eprintf): Don't unnecessarily handle `const' when !__STDC__.

        * typeck.c (compiler_error): Don't prototype.
        (convert_for_assignment): Const-ify a char*.
        (comp_cv_target_types): Add static prototype.
        (build_x_indirect_ref, build_indirect_ref, convert_arguments,
        build_component_addr, build_unary_op, convert_for_initialization):
        Const-ify a char*.

        * typeck2.c (ack): Add static prototype and change from fixed args
        to variable args.
        (readonly_error, check_for_new_type): Const-ify a char*.

        * xref.c (_XREF_FILE, find_file, filename, fctname, declname,
        fixname, open_xref_file, classname, GNU_xref_begin): Likewise.
        (GNU_xref_file): Likewise.  Also use `xmalloc' instead of `malloc'.
        (GNU_xref_end_scope, GNU_xref_ref, GNU_xref_decl, GNU_xref_call,
        gen_assign, GNU_xref_member): Const-ify a char*.

1999-03-25  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * gxxint.texi: Remove old discussion on copying virtual bases.

1999-03-25  Zack Weinberg  <zack@rabi.columbia.edu>

        * Make-lang.in: Remove all references to g++.o/g++.c.
        Link g++ from gcc.o.

1999-03-25  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (comdat_linkage): Treat vtables like functions.

1999-03-25  Mark Mitchell  <mark@codesourcery.com>

        * pt.c (tsubst_decl): tsubst into DECL_BEFRIENDING_CLASSES.

1999-03-25  Nathan Sidwell  <nathan@acm.org>

        * decl.c (init_decl_processing): Add `signed' type as a synonym
        for `int'.

1999-03-25  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck.c (common_type): Handle cv-qual unification for pointers
        to members.

        * decl.c (unqualified_namespace_lookup): Return error_mark_node
        on error.
        (lookup_name_real): Set LOOKUP_COMPLAIN when *not* parsing.
        * lex.c (do_identifier): If we got error_mark_node, call
        lookup_name again.

1999-03-24  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * class.c (finish_struct_1): Always reset TYPE_FIELDS for empty
        classes.

1999-03-24  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (lookup_name_real): Do nested field lookup regardless of
        TYPE_BEING_DEFINED.

1999-03-24  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (lang_type): Remove has_assignment and
        has_real_assignment.  Add befriending_classes.
        (TYPE_HAS_ASSIGNMENT): Remove.
        (TYPE_HAS_REAL_ASSIGNMENT): Likewise.
        (CLASSTYPE_BEFRIENDING_CLASSES): New macro.
        (lang_decl): Document.
        (DECL_BEFRIENDING_CLASSES): New macro.
        (FRIEND_NAME): Move declaration to more obvious location.
        (FRIEND_DECLS): Likewise.
        * class.c (finish_struct_1): Don't use TYPE_HAS_REAL_ASSIGNMENT.
        * decl.c (duplicate_decls): Copy DECL_BEFRIENDING_CLASSES.
        (fixup_anonymous_union): Don't use TYPE_HAS_ASSIGNMENT.
        (grok_op_properties): Likewise.
        * friend.c (is_friend): Use FRIEND_NAME and FRIEND_DECLS.
        (add_friend): Likewise.  Don't do weird things with assignment
        operators.  Update DECL_BEFRIENDING_CLASSES.
        (add_friends): Don't do weird things with assignment operators.
        (make_friend_class): Likewise.  Update
        CLASSTYPE_BEFRIENDING_CLASSES.
        * pt.c (instantiate_class_template): Don't set
        TYPE_HAS_ASSIGNMENT.
        (tsubst_copy): Substitute the TREE_TYPE for more unary
        expressions.
        * ptree.c (print_lang_type): Don't look at TYPE_HAS_ASSIGNMENT.
        * search.c (protected_accessible_p): New function.
        (friend_accessible_p): Likewise.
        (accessible_p): Use them.

1999-03-23  Mark Mitchell  <mark@codesourcery.com>

        * pt.c (convert_nontype_argument): Don't create things that aren't
        PTRMEM_CSTs when applying a qualification conversion to a
        PTRMEM_CST.

1999-03-23  Mark Mitchell  <mark@codesourcery.com>

        * Makefile.in (OBJS): Don't mention hash.o.
        (OBJDEPS): Likewise.

1999-03-23  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (finish_file): Set at_eof to 2 after expanding ctors.
        * decl.c (expand_static_init): Make sure we don't add any after
        then.

        * decl.c (cp_finish_decl): Move intelligence about handling
        DECL_COMDAT for variables from here...
        * decl2.c (comdat_linkage): ...to here.
        (maybe_make_one_only): Tweak.
        (import_export_decl): Call comdat_linkage for variables, too.
        (finish_file): Handle template statics properly.

1999-03-22  Mark Mitchell  <mark@codesourcery.com>

        * cp-tree.h (TYPE_PTRMEMFUNC_P): Use TYPE_PTRMEMFUNC_FLAG.
        Document internals of pointer-to-member-functions.
        (DELTA2_FROM_PTRMEMFUNC): Make it call delta2_from_ptrmemfunc.
        (PFN_FROM_PTRMEMFUNC): Likewise.
        (build_type_conversion): Remove unused parameter.
        (build_ptrmemfunc1): Declare.
        (expand_ptrmemfunc_cst): New function.
        (delta2_from_ptrmemfunc): Likewise.
        (pfn_from_ptrmemfunc): Likewise.
        * cvt.c (cp_convert_to_pointer): Remove unused parameter to
        build_type_conversion.  Use TYPE_PTRMEM_P for readability.
        (convert_to_reference): Remove unused parameter to
        build_type_conversion.
        (ocp_convert): Likewise.
        (build_user_type_conversion): Likewise.
        * error.c (dump_expr): Handle NULL pointer-to-member functions.
        * expr.c (cplus_expand_expr): Handle PTRMEM_CSTs for functions.
        * method.c (build_overload_value): Don't go splitting CONSTRUCTORs
        open when handling pointer-to-member functions.
        * pt.c (convert_nontype_argument): Clean up error messages.  Be
        more stringent with pointers-to-members.
        * typeck.c (build_ptrmemfunc1): Don't declare.  Make it global.
        (build_unary_op): Tidy ever-so-slightly.
        (build_conditional_expr): Remove extra parameter to
        build_type_conversion.
        (build_ptrmemfunc): Build PTRMEM_CSTs if we know what function
        we're using.
        (expand_ptrmemfunc_cst): Define.
        (delta2_from_ptrmemfunc): Likewise.
        (pfn_from_ptrmemfunc): Likewise.

1999-03-19  Mark Mitchell  <mark@codesourcery.com>

        * init.c (build_member_call): Handle template-id expressions
        correctly.
        * typeck.c (build_x_function_call): Likewise.

1999-03-19  Chip Salzenberg  <chip@perlsupport.com>

        * friend.c (make_friend_class): Avoid core dump when
        not-yet-defined friend type lacks TYPE_LANG_SPECIFIC().

1999-03-18  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (start_function): Suppress normal linkage heuristics
        for #pragma interface under MULTIPLE_SYMBOL_SPACES.

1999-03-19  Alexandre Oliva  <oliva@dcc.unicamp.br>

        * Make-lang.in: ($(INTL_TARGETS)): Depend on cp/parse.c.
        ($(srcdir)/cp/parse.c): Moved from ../Makefile.in.

1999-03-17  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * parse.y (named_complex_class_head_sans_basetype):
        Do not push a scope for error_mark_node.
        (maybe_base_class_list): Likewise.

        * decl.c (start_decl): Check for error_mark_node as a type.
        Detected by g++.brendan/array-refs.C.
        (start_decl_1): Likewise.  Detected by g++.bugs/900322_01.C.
        (maybe_build_cleanup_1): Likewise.  Detected by
        g++.jason/incomplete1.C.

        * tree.c (build_dummy_object): Use void_zero_node instead of the
        error_mark_node.
        (is_dummy_object): Check for such a node.
        Detected by g++.bob/inherit1.C

1999-03-16  Jason Merrill  <jason@yorick.cygnus.com>

        * method.c (old_backref_index): Split out...
        (flush_repeats): From here.  Rename back from try_old_backref.
        (build_mangled_name): Put back some old-style repeat handling.

Mon Mar 15 21:57:16 1999  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * lex.c: Don't include setjmp.h.
        (parse_float): New static function.
        (pf_args): New struct.
        (real_yylex): Use them in call to `do_float_handler'.

1999-03-15  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (xref_basetypes): Set CLASSTYPE_VBASECLASSES here.
        * tree.c (layout_basetypes): Not here.
        * search.c (dfs_search): Remove; no longer used.

1999-03-12  Mark Mitchell  <mark@markmitchell.com>

        * decl2.c (validate_nonmember_using_decl): Issue sensible
        error-messages on bogus qualifiers.

1999-03-14  Jason Merrill  <jason@yorick.cygnus.com>

        * call.c (add_function_candidate): Fix uninitialized variable.

        * Makefile.in (search.o): Add dependency on varray.h.

1999-03-13  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (duplicate_decls): Use same_type_p.
        * method.c (try_old_backref): Renamed from flush_repeats.  Use
        same_type_p.  Don't try to handle repeats.  Return success.
        (is_back_referenceable_type): Return 0 if TYPE_FOR_JAVA.  Support
        calls from old-style code, too.
        (check_ktype): Use same_type_p.
        (check_btype): Use same_type_p.  Don't pull out TYPE_MAIN_VARIANT.
        (build_qualified_name): Simplify logic.
        (process_overload_item): Strip typedefs and quals at the top.
        (build_mangled_name_for_type_with_Gcode): Remove call to
        type_canonical_variant.
        (build_mangled_name): Likewise.  Remove support for old-style
        repeats, which have been disabled since 2.7.2.  Don't mess with
        TREE_USED.
        (build_decl_overload_real): Don't mess with TREE_USED.

1999-03-13  Nathan Sidwell  <nathan@acm.org>

        * error.c (cp_printers): Add 'F' escape character.
        (dump_type_real): Remove TREE_LIST (fnargs) printing.
        Functionality moved to dump_parameters.
        (dump_type_suffix): Use dump_parameters and dump_exception_spec.
        (dump_function_decl): Extend meaning of V parameter.  Use
        dump_parameters and dump_exception_spec.
        (dump_parameters): New static function.
        (dump_exception_spec): New static function.
        (fndecl_as_string): Change argument semantics.  Use
        dump_function_decl directly.

        * sig.c (build_signature_table_constructor): Use cp_error.

1999-03-13  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * semantics.c (finish_switch_cond): Handle error cases gracefully.
        Detected by g++.law/enum5.C.

        * typeck.c (build_modify_expr): Check for errors after resolving
        offsets.  Detected by g++.brendan/static1.C.

        * decl.c (complete_array_type): Ignore initial_value if it is an
        error.  Detected by g++.benjamin/17930.C.

        * typeck2.c (process_init_constructor): Return error if one argument
        is in error.  Detected by g++.benjamin/13478.C.

1999-03-12  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * decl.c (select_decl): Allow class templates when we need types.
        * decl2.c (ambiguous_decl): Likewise.

1999-03-12  Mark Mitchell  <mark@markmitchell.com>

        * lex.c (do_identifier): Correct call to enforce_access.
        * search.c (accessible_p): Tweak comment.

1999-03-10  Mark Mitchell  <mark@markmitchell.com>

        * semantics.c (begin_class_definition): Call build_self_reference.
        (finish_member_declaration): Set DECL_CONTEXT for TYPE_DECLs.

        * search.c (assert_canonical_unmarked): Fix typo in prototype.

        * search.c (dfs_canonical_queue): New function.
        (dfs_assert_unmarked_p): Likewise.
        (assert_canonical_unmarked): Likewise.
        (access_in_type): Use it.
        (accessible_p): Likewise.  Walk the whole tree when umarking.

        * sig.c (build_signature_table_constructor): Use accessible_p
        instead of compute_access.

1999-03-09  Jason Merrill  <jason@yorick.cygnus.com>

        * call.c (add_builtin_candidates): Handle overloaded conversion ops.

1999-03-09  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (flag_access_control): Declare.
        (TREE_VIA_PPUBLIC): Document.
        (DECL_NONSTATIC_MEMBER_P): New macro.
        (enforce_access): Return an indication of whether or not access
        was permitted.
        (build_self_reference): Change prototype.
        (compute_access): Replace with ...
        (accessible_p): New function.
        (dfs_walk): Change prototype.
        (dfs_unmark): Likewise.
        (markedp): Likewise.
        * call.c (enforce_access): Use accessible_p.
        * class.c (build_self_reference): Insert the declaration into the
        list of members for this type, and make it public.
        * decl.c (xref_basetypes): Avoid ill-timed recursion.
        * init.c (build_offset_ref): Use lookup_member, not three separate
        name-lookups.  Call enforce_access rather than checking for
        illegal accesses here.
        (resolve_offset_ref): Likewise.
        * lex.c (do_identifier): Likewise.
        * method.c (hack_identifier): Likewise.
        * parse.y (self_reference): Remove.
        (opt_component_decl_list): Don't use it.
        * parse.c: Regenerated.
        * pt.c (print_candidates): Generalize to handle lists of
        overloaded functions.
        (instantiate_class_template): Don't rely on TREE_VIA_PRIVATE; it's
        not set.
        (get_template_base): Use new calling convention for dfs_walk.
        * search.c: Include varray.h.  Add prototypes.
        (dfs_walk): Accept a data pointer to pass to the work functions.
        All callers changed.  All work functions changed.
        (breadth_first_search): Rename to bfs_walk, and make consistent
        with dfs_walk.
        (dfs_walk_real): New function.
        (canonical_binfo): New function.
        (context_for_name_lookup): Likewise.
        (shared_marked_p): Likewise.
        (shared_unmarked_p): Likewise.
        (lokup_field_queue_p): Likewise.
        (lookup_field_r): Generalize to handle both functions and fields.
        (lookup_field): Just call lookup_member.
        (lookup_fnfields): Likewise.
        (lookup_member): Move body of lookup_field here and generalize.
        (dfs_accessible_queue_p): Likewise.
        (dfs_accessible_p): Likewise.
        (dfs_access_in_type): Likewise.
        (access_in_type): Likewise.
        (compute_access): Remove, and replace with ...
        (accessible_p): New function.
        (vbase_types): Remove.
        (vbase_decl_ptr_intermediate): Likewise.
        (vbase_decl_ptr): Likewise.
        (vbase_init_result): Likewise.
        (closed_envelopes): Likewise.
        (bvtable): Likewise.

1999-03-09  Jason Merrill  <jason@yorick.cygnus.com>

        * call.c (add_function_candidate): Check for proper number of args
        before checking the validity of those args.

1999-03-06  Jason Merrill  <jason@yorick.cygnus.com>

        * cp-tree.h (struct lang_type): Add anon_union field.
        (ANON_UNION_TYPE_P): Use it instead of examining type.
        (SET_ANON_UNION_TYPE_P): New macro.
        * decl.c (check_tag_decl): Use it.

        * search.c (compute_access): Handle non-type contexts earlier, and
        handle NULL_TREE.

        * tree.c (build_exception_variant): Use copy_to_permanent.

        * decl2.c (setup_initp): Give statics with no priority the default
        priority here.
        (do_dtors, do_ctors, finish_file): Remove special handling of
        non-prioritized statics.

1999-03-05  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (ANON_UNION_TYPE_P): Robustify.
        * decl.c (make_typename_type): Don't issue an error if an
        immediate lookup fails; it migt be resolved later.
        * friend.c (is_friend): Add comment.
        * search.c (breadth_first_search): Add POSTFN and DATA
        parameters.  Tidy.  All callers changed.
        (lookup_field_queue_p): New function.
        (lookup_field_r): Likewise.
        (lookup_field_post): Likewise.
        (lookup_field): Use them, via breadth_first_search, instead of
        duplicating logic.
        (compute_access): Robustify.
        (lookup_fnfield_info): New structure.

1999-03-05  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (tsubst, case ARRAY_REF): Use tsubst_expr again.

1999-03-03  Jason Merrill  <jason@yorick.cygnus.com>

        * class.c, decl2.c, method.c, pt.c: Add 'static' to make SunOS 4
        cc happy.

        * decl2.c (import_export_class): Also return if
        CLASSTYPE_INTERFACE_ONLY is set.

1999-03-03  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * decl.c (push_overloaded_decl): Only overwrite the old binding if
        there was one.
        * decl2.c (do_local_using_decl): Fix loop termination.

1999-03-02  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (determine_specialization): Don't declare.
        * pt.c (determine_specialization): Make it static.  Eliminate
        complain parameter.  Note that decl is always non-NULL now, and
        simplify accordingly.

        * decl.c (maybe_push_to_top_level): Always call
        push_cp_function_context.
        (pop_from_top_level): Always call pop_cp_function_context.

1999-02-26  Nathan Sidwell  <nathan@acm.org>

        * typeck.c (complete_type_or_else): Add VALUE arg, for helpful
        diagnostics.
        * cp-tree.h (complete_type_or_else): Added VALUE parameter.
        * init.c (build_new_1): Extra arg to complete_type_or_else.
        (build_delete): Likewise.
        * typeck.c (require_complete_type): Likewise.
        (pointer_int_sum): Likewise.
        (pointer_diff): Likewise.
        (build_component_ref): Likewise.

        * typeck2.c (incomplete_type_error): Always use cp_error.
        Show declaration of undefined type, if appropriate.
        Deal with UNKNOWN_TYPE nodes.

        * typeck.c (require_complete_type): Use TYPE_SIZE as
        size_zero_node to mean incomplete type.
        (require_complete_type_in_void): New function.
        (build_compound_expr): Call complete_type_in_void for LHS.
        (build_c_cast): Call complete_type_in_void for void cast.
        * cvt.c (ocp_convert): Call complete_type_in_void for void cast.
        * decl.c (cplus_expand_expr_stmt): Void expression checks moved to
        require_complete_type_in_void.  Call it.
        * cp-tree.h (require_complete_type_in_void): Prototype new function.

        * typeck.c (convert_arguments): Use alternative format for
        function decls.  Don't require_complete_type here.  Simplify
        diagnostic printing.
        (convert_for_initialization): Don't require_complete_type on RHS yet.
        * call.c (convert_arg_to_ellipsis): Call require_complete_type.

        * call.c (build_over_call): Cope with qualified void return type.
        * semantics.c (finish_call_expr): Likewise.
        * typeck.c (build_function_call_real): Likewise.
        (c_expand_return): Likewise.
        * decl2.c (reparse_absdcl_as_expr): Cope with qualified void type.

        * call.c (print_z_candidates): Use alternate print format, to be
        consistent with (pt.c) print_candidates.
        * method.c (hack_identifier): List candidate members.
        * search.c (lookup_field): Build ambiguous list, and show it, if
        ambiguous.

1999-02-26  Mark Mitchell  <mark@markmitchell.com>

        * typeck.c (decay_conversion): Don't confuse constant array
        variables with their initializers.

        * decl.c (duplicate_decls): Copy DECL_TEMPLATE_INSTANTIATED when
        merging decls.
        * pt.c (regenerate_decl_from_template): Tweak for clarity.
        (instantiate_decl): Mark a decl instantiated before regenerating
        it to avoid recursion.
        * tree.c (mapcar): Don't call decl_constant_value unless we know
        something is TREE_READONLY_DECL_P.

        * class.c (check_for_override): Don't stop checking when we find
        the first overridden function.  Delete #if 0'd code.
        * search.c (get_matching_virtual): Likewise.

1999-02-25  Richard Henderson  <rth@cygnus.com>

        * lang-specs.h: Define __FAST_MATH__ when appropriate.

1999-02-24  Mike Stump  <mrs@wrs.com>

        * typeck.c (convert_for_assignment): Allow boolean integral constant
        expressions to convert to null pointer.

1999-02-24  Martin von Loewis  <loewis@informatik.hu-berlin.de>

        * decl.c (lookup_namespace_name): Resolve namespace aliases.

        * class.c (push_nested_class): Allow namespaces.

        * decl2.c (set_decl_namespace): Add friendp parameter.
        * decl.c (grokfndecl): Pass it.
        (grokvardecl): Likewise.
        * cp-tree.h: Change declaration.

1999-02-24  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (tsubst): Allow an array of explicit size zero.

1999-02-23  Jason Merrill  <jason@yorick.cygnus.com>

        * errfn.c: Change varargs code to look like toplev.c.

        * method.c (process_modifiers): Don't prepend 'U' for char or
        wchar_t.

1999-02-20  Craig Burley  <craig@jcb-sc.com>

        * Make-lang.in (cplib2.ready): Don't consider updating
        cplib2 stuff if the current directory isn't writable, as
        it won't work (such as during a `make install').

Sun Feb 21 20:38:00 1999  H.J. Lu  (hjl@gnu.org)

        * decl2.c (start_objects): Make file scope constructors and
        destructors local to the file if ASM_OUTPUT_CONSTRUCTOR and
        ASM_OUTPUT_DESTRUCTOR are defined.

1999-02-19  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (CLASSTYPE_METHOD_VEC): Adjust comment.
        (fn_type_unification): Adjust prototype.
        (lookup_fnfields_1): Declare.
        * call.c (add_template_candidate_real): Adjust call to
        fn_type_unification.
        * class.c (add_method): Don't allow duplicate declarations of
        constructors or destructors.
        (resolve_address_of_overloaded_function): Remove unused variable.
        Adjust call to fn_type_unification.
        * decl.c (grokfndecl): Be more robust in the face of illegal
        specializations.
        * decl2.c (check_classfn): Remove hokey handling of member
        templates.
        * pt.c (determine_specialization): Improve comments.  Adjust to
        handle template argument deduction as per the standard.
        (check_explicit_specialization): Fix comment spacing.  Handle
        type-conversion operators correctly.  Improve error-recovery.
        (fn_type_unification): Remove EXTRA_FN_ARG parameter.
        (get_bindings_real): Simplify handling of static members.
        * search.c (lookup_fnfields_1): Make it have external linkage.
        * typeck.c (compparms): Fix comment.
        (build_unary_op): Don't try to figure out which template
        specialization is being referred to when when the address-of
        operator is used with a template function.

Thu Feb 18 23:40:01 1999  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * cp-tree.h (lvalue_or_else): Qualify a char* with the `const'
        keyword to match an analogous change at the top level.

        * tree.c (lvalue_or_else): Likewise.

1999-02-17  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (xref_basetypes): Comment.
        * pt.c (instantiate_class_template): Use xref_basetypes.

1999-02-16  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (tsubst): Change prototype.
        (tsubst_expr): Likewise.
        (tsubst_copy): Likewise.
        (type_unification): Remove prototype.
        * call.c (convert_default_arg): Adjust call to tsubst_expr.
        * class.c (resolve_address_of_overloaded_function): Just use
        fn_type_unification.
        * decl.c (grokdeclarator): Adjust call to tsubst.
        * method.c (build_template_parm_names): Likewise.
        * pt.c (GTB_VIA_VIRTUAL): New macro.
        (GTB_IGNORE_TYPE): Likewise.
        (resolve_overloaded_unification): Add `complain' parameter.
        (try_one_overload): Likewise.
        (tsubst_template_arg_vector): Likewise.
        (tsubst_template_parms): Likewise.
        (tsubst_aggr_type): Likewise.
        (tsubst_arg_types): Likewise.
        (tsubst_call_declarator_parms): Likewise.
        (unify): Remove explicit_mask.
        (type_unification_real): Likewise.
        (get_template_base_recursive): Likewise.
        (coerce_template_template_parms): Provide prototype.
        (tsubst_function_type): Likewise.
        (try_class_unification): New function.
        All callers changed to use new complain parameter.
        (get_template_base): Use try_class_unification.
        (unify): Adjust handling of classes derived from template types.
        (fn_type_unification): Substitute explicit arguments before
        unification.

1999-02-16  Kriang Lerdsuwanakij  <lerdsuwa@scf-fs.usc.edu>

        * decl.c (pushdecl): Remove dead code.

1999-02-16  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (finish_objects): Fix code I missed in previous change.

1999-02-13  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (grokfndecl): Return NULL_TREE instead of error_mark_node.
        (grokdeclarator): Don't expect error_mark_node from grokfndecl.

        * pt.c (maybe_process_partial_specialization): Complain about
        'template <>' on non-specialization.

1999-02-10  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (grokdeclarator): Catch weird declarators.
        * decl2.c (finish_file): Don't abort because of namespace parsing
        failure.
        (check_decl_namespace): Remove.

1999-02-09  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (get_template_base): Don't declare.
        (dfs_walk): Declare.
        (dfs_unmark): Likewise.
        (markedp): Likewise.
        * pt.c (unify): Remove duplicate declaration.  Pass tparms and
        targs to get_template_base.
        (get_template_base_recursive): Move here from search.c.  Check to
        see that the base found can be instantiated to form the desired
        type.
        (get_template_base): Likewise.
        (get_class_bindings): Simplify.
        * search.c (get_template_base_recursive): Move to pt.c.
        (get_template_base): Likewise.
        (markedp): Make it global.
        (dfs_walk): Likewise.
        (dfs_unmark): Likewise.

1999-02-07  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (maybe_process_partial_specialization): Complain about
        specialization in wrong namespace.
        * tree.c (decl_namespace_context): New fn.

1999-02-06  Kriang Lerdsuwanakij  <lerdsuwa@scf-fs.usc.edu>

        * decl2.c (arg_assoc_type): Handle TEMPLATE_TEMPLATE_PARM.
        * pt.c (coerce_template_template_parms): Handle nested
        template template parameters.

Sat Feb  6 18:08:40 1999  Jeffrey A Law  (law@cygnus.com)

        * typeck2.c: Update email addresses.

1999-02-04  Kriang Lerdsuwanakij  <lerdsuwa@scf-fs.usc.edu>

        * pt.c (unify): Call coerce_template_parms with the COMPLAIN flag
        turned off.

1999-02-04  Jason Merrill  <jason@yorick.cygnus.com>

        * lex.c (retrofit_lang_decl): Split out...
        (build_lang_decl): From here.
        * decl.c (pushdecl): Call it for functions generated by the middle
        end that don't have DECL_LANG_SPECIFIC.
        * cp-tree.h: Declare it.

        * decl2.c: Remove flag_init_priority.  Always enable initp stuff.
        (start_objects, finish_objects): Only use special
        init_priority code if the user specified a priority.
        (do_ctors, do_dtors): Use DEFAULT_INIT_PRIORITY for the non-initp
        objects.

Wed Feb  3 22:50:17 1999  Marc Espie  <Marc.Espie@liafa.jussieu.fr>

        * Make-lang.in (GXX_OBJS): Remove choose-temp.o, pexecute.o and
        mkstemp.o.  Get them from libiberty now.
        (DEMANGLER_PROG): Simlarly, remove getopt.o getopt1.o.

Tue Feb  2 22:38:48 1999  Theodore Papadopoulo  <Theodore.Papadopoulo@sophia.inria.fr>

        * decl2.c (lang_decode_option): Use read_integral_parameter.

1999-02-01  Mark Mitchell  <mark@markmitchell.com>

        * pt.c (tsubst, case TYPENAME_TYPE): Check TYPE_BEING_DEFINED
        before calling complete_type_or_else.

Mon Feb  1 09:49:52 1999  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * input.c (inline): Don't define, its handled by system.h.

Sun Jan 31 20:34:29 1999  Zack Weinberg  <zack@rabi.columbia.edu>

        * decl2.c: Don't define flag_no_ident here.  Don't process
        -f(no-)ident here.
        * cp-tree.h: Don't declare flag_no_ident here.
        * lang-specs.h: Map -Qn to -fno-ident.

1999-01-28  Jason Merrill  <jason@yorick.cygnus.com>

        * cp-tree.h (struct tree_binding): Replace scope field with a union.
        (BINDING_SCOPE): Adjust.
        * decl.c (BINDING_LEVEL): Adjust.

1999-01-26  Jason Merrill  <jason@yorick.cygnus.com>

        * pt.c (instantiate_class_template): Set up the DECL_INITIAL of
        member constants.

        * init.c (expand_member_init): Pull out TYPE_MAIN_VARIANT in
        a ctor initializer.

        * tree.c (equal_functions): Fix name in prototype.

        * decl.c (push_local_binding): Add FLAGS argument.
        (pushdecl, push_overloaded_decl): Pass it.
        * decl2.c (do_local_using_decl): Likewise.
        * cp-tree.h: Adjust prototype.
        * decl.c (poplevel): Fix logic.

        * decl.c (push_local_binding): Also wrap used decls in a TREE_LIST.
        (poplevel): Handle that.  Fix logic for removing TREE_LISTs.
        (cat_namespace_levels): Don't loop forever.

1999-01-25  Richard Henderson  <rth@cygnus.com>

        * typeck.c (build_reinterpret_cast): Fix typo in duplicated test.

1999-01-25  Jason Merrill  <jason@yorick.cygnus.com>

        * class.c (resolve_address_of_overloaded_function): Mark the
        chosen function used.

        * call.c (build_call): Make sure that a function coming in has
        been marked used already.
        * decl.c (expand_static_init): Call mark_used instead of
        assemble_external.
        * except.c (call_eh_info, do_pop_exception, expand_end_eh_spec,
        alloc_eh_object, expand_throw): Likewise.
        * init.c (build_builtin_delete_call): Likewise.
        * rtti.c (call_void_fn, get_tinfo_fn, build_dynamic_cast_1,
        expand_si_desc, expand_class_desc, expand_ptr_desc, expand_attr_desc,
        expand_generic_desc): Likewise.

1999-01-25  Martin von Löwis  <loewis@informatik.hu-berlin.de>

        * tree.c (equal_functions): New function.
        (ovl_member): Call it.

1999-01-24  Jason Merrill  <jason@yorick.cygnus.com>

        * cvt.c (cp_convert_to_pointer): Fix conversion of 0 to pmf.

1999-01-25  Martin von Loewis  <loewis@informatik.hu-berlin.de>

        * decl.c (decls_match): Return 1 if old and new are identical.
        (push_overloaded_decl): Set OVL_USED when PUSH_USING.

1999-01-24  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (start_function): Make member functions one_only on windows.
        * decl2.c (import_export_decl): Likewise.

        * decl.c (grokdeclarator): Don't complain about implicit int in
        a system header.  Change same-name field check to not complain in
        a system header instead of within extern "C".

1999-01-21  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (PUSH_GLOBAL): New macro.
        (PUSH_LOCAL): Likewise.
        (PUSH_USING): Likewise.
        (namespace_bindings_p): Declare.
        (push_overloaded_decl): Likewise.
        * decl.c (push_overloaded_decl): Don't make it static.  Check for
        illegal declarations after using declarations here.
        (namespace_bindings_p): Likewise.
        (duplicate_decls): Don't consider declarations from different
        namespaces to be the same.
        (pushdecl): Use symbolic PUSH_ constants in calls to
        push_overloaded_decl.
        (push_overloaded_decl_1): Likewise.
        * decl2.c (validate_nonmember_using_decl): Tweak `std' handling.
        (do_nonmember_using_decl): Check for illegal using declarations
        after ordinary declarations here.
        (do_local_using_decl): Call pushdecl to insert declarations.

1999-01-21  Jason Merrill  <jason@yorick.cygnus.com>

        * decl.c (grokdeclarator): Fix lang_c -> lang_name_c typo.

1999-01-21  Mark Mitchell  <mark@markmitchell.com>

        * tree.c (build_cplus_array_type_1): Don't call build_array_type
        for types involving template parameters.

        * cp-tree.h (PARM_DECL_EXPR): Delete.
        (convert_default_arg): Change prototype.
        (check_default_argument): Declare.
        (search_tree): Likewise.
        * call.c (convert_default_arg): Take the function to which the
        default argument belongs as a parameter, and do any necessary
        instantiation here, instead of ...
        (build_over_call): Here.
        * decl.c (local_variable_p): New function.
        (check_default_argument): Likewise, split out and tidied from ...
        (grokparms): Here.
        * error.c (dump_expr): Don't set PARM_DECL_EXPR.
        * pt.c (tsubst_call_declarator_parms): New function.
        (for_each_template_parm): Handle ARRAY_REFs.  Do the obvious thing
        with CALL_EXPRs, rather than trying to be clever.
        (tsubst): Use tsubst_call_declarator_parms.
        * tree.c (search_tree): Don't make it static.
        * typeck.c (convert_arguments): Use new interface to
        convert_default_arg.

1999-01-20  Mark Mitchell  <mark@markmitchell.com>

        * error.c (dump_function_decl): Don't print the argument types for
        a function when the verbosity level is negative.

        * call.c (build_over_call): Check format attributes at call-time.

        * pt.c (tsubst_copy): Fix comment.
        (unify): Don't allow unification with variable-sized arrays.

        * semantics.c (finish_stmt_expr): When processing a template make
        the BIND_EXPR long-lived.

1999-01-19  Jason Merrill  <jason@yorick.cygnus.com>

        * decl2.c (finish_vtable_vardecl): Make vtables comdat here.
        (import_export_vtable): Not here.

1999-01-18  Jason Merrill  <jason@yorick.cygnus.com>

        * typeck.c (build_component_ref): Wrap an OVERLOAD around a unique
        non-static member function.

1999-01-18  Nathan Sidwell  <nathan@acm.org>

        * class.c (instantiate_type): Only diagnose illegal address of member
        function if complaining.

        * decl.c (lookup_name_real): Remove duplicate code.

1999-01-18  Jason Merrill  <jason@yorick.cygnus.com>

        * tree.c (copy_template_template_parm): Use permanent_obstack.

1999-01-18  Kriang Lerdsuwanakij  <lerdsuwa@scf-fs.usc.edu>

        * pt.c (unify): Remove restrictions on deduction of argument
        of template template parameters.

1999-01-18  Nathan Sidwell  <nathan@acm.org>

        * rtti.c (build_dynamic_cast_1): Resolve OFFSET_REF exprs.

        * class.c (resolve_address_of_overloaded_function): Show list of
        all candidates, when none of them match.

1999-01-18  Chip Salzenberg  <chip@perlsupport.com>

        * typeck.c (comp_ptr_ttypes_reinterpret): Per ANSI, tighten up
        definition of 'casting away const' in reinterpret_cast<>.

1999-01-18  Graham  <grahams@rcp.co.uk>

        * cvt.c: Add include for decl.h, remove extern for
        static_aggregates which is now provided by decl.h.

        * Makefile.in (cvt.o): Add dependency for decl.h and missing
        dependencies for convert.h and flags.h.

1999-01-18  Nathan Sidwell  <nathan@acm.org>

        * decl2.c (do_dtors): Set current location to that of the
        decl, for sensible diagnostics and debugging.
        (check_classfn): Issue `incomplete type' error, if
        class is not defined.

1999-01-16  Jason Merrill  <jason@yorick.cygnus.com>

        * cp-tree.h: Add prototype for bound_pmf_p.

1999-01-16  Jason Merrill  <jason@yorick.cygnus.com>
            Manfred Hollstein <manfred@s-direktnet.de>

        * decl.c (grokdeclarator): Don't make 'main(){}' an error with only
        -Wreturn-type.

1999-01-16  Nathan Sidwell  <nathan@acm.org>

        * cp-tree.h (struct lang_type): Added has_mutable flag.
        (CLASSTYPE_HAS_MUTABLE): New macro to access it.
        (TYPE_HAS_MUTABLE_P): New macro to read it.
        (cp_has_mutable_p): Prototype for new function.
        * class.c (finish_struct_1): Set has_mutable from members.
        * decl.c (cp_finish_decl): Clear decl's TREE_READONLY flag, if
        it contains a mutable.
        * typeck.c (cp_has_mutable_p): New function.

1999-01-15  Mark Mitchell  <mark@markmitchell.com>

        * pt.c (process_template_parm): Ignore top-level qualifiers on
        non-type parameters.

        * decl.c (start_function): Use current_function_parms in the call
        to require_complete_type_for_parms, not the probably empty
        DECL_ARGUMENTS.

1999-01-14  Jason Merrill  <jason@yorick.cygnus.com>

        * semantics.c (finish_asm_stmt): Don't warn about redundant volatile.

        * decl2.c (import_export_class): MULTIPLE_SYMBOL_SPACES only means
        that we don't suppress the other copies.
        * lex.c (handle_cp_pragma): Likewise.

1999-01-13  Mark Mitchell  <mark@markmitchell.com>

        * decl.c (grokdeclarator): Undo 1998-12-14 change.
        * tree.c (build_cplus_array_type_1): Likewise.
        * pt.c (instantiate_class_template): Remove misleading comment.
        (tsubst_aggr_type): Substitute if there are template parameters,
        regardless of whether or not they use template arguments.
        (unify): Likewise, but for unification.

1999-01-12  Richard Henderson  <rth@cygnus.com>

        * cp-tree.h (flag_permissive): Declare extern.

1999-01-06  Mark Mitchell  <mark@markmitchell.com>

        * cp-tree.h (IDENTIFIER_TYPENAME_P): Use OPERATOR_TYPENAME_FORMAT
        here.
        (lang_type): Add is_partial_instantiation.  Decrease width of
        dummy.
        (PARTIAL_INSTANTIATION_P): New macro.
        (OPERATOR_TYPENAME_P): Remove.
        * decl.c (unary_op_p): Use IDENTIFIER_TYPENAME_P, not
        OPERATOR_TYPENAME_P.
        (grok_op_properties): Likewise.
        * friend.c (do_friend): Handle friends that are member functions
        correctly.
        * lex.c (init_parse): Use OPERATOR_TYPENAME_FORMAT.
        * pt.c (instantiate_class_template): Rework for clarity.  Avoid
        leaving TYPE_BEING_DEFINED set in obscure cases.  Don't do
        any more partial instantiation than is absolutely necessary for
        implicit typename.  Set PARTIAL_INSTANTIATION_P.
        (tsubst_decl): Use IDENTIFIER_TYPENAME_P.
        * semantics.c (begin_class_definition): Handle partial
        specializations of a type that was previously partially
        instantiated.

Wed Jan  6 03:18:53 1999  Mark Elbrecht  <snowball3@usa.net.

        * g++spec.c (LIBSTDCXX): Provide default definition.
        (lang_specific_driver): Use LIBSTDCXX instead of "-lstdc++".

Tue Jan  5 22:11:25 1999  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * Make-lang.in (g++.o): Depend on prefix.h.

1999-01-04  Jason Merrill  <jason@yorick.cygnus.com>

        * tree.c (bound_pmf_p): New fn.
        * typeck.c (build_c_cast): Use it.

        * decl.c (grok_op_properties): Use same_type_p.