1 2018-05-18 Jason Merrill <jason@redhat.com>
3 PR c++/58407 - deprecated implicit copy ops.
4 * call.c (build_over_call): Warn about deprecated trivial fns.
5 * class.c (classtype_has_user_copy_or_dtor): New.
6 (type_build_ctor_call): Check TREE_DEPRECATED.
7 (type_build_dtor_call): Likewise.
8 * decl2.c (cp_warn_deprecated_use): Move from tree.c.
9 Add checks. Return bool. Handle -Wdeprecated-copy.
11 * decl.c (grokdeclarator): Remove redundant checks.
12 * typeck2.c (build_functional_cast): Likewise.
13 * method.c (lazily_declare_fn): Mark deprecated copy ops.
14 * init.c (build_aggr_init): Only set TREE_USED if there are
17 2018-05-18 Cesar Philippidis <cesar@codesourcery.com>
20 * cp-gimplify.c (cp_genericize_r): Call genericize_omp_for_stmt for
23 2018-05-18 Richard Sandiford <richard.sandiford@linaro.org>
25 * constexpr.c (cxx_eval_constant_expression): Remove FMA_EXPR handling.
26 (potential_constant_expression_1): Likewise.
28 2018-05-16 Marek Polacek <polacek@redhat.com>
31 * call.c (set_flags_from_callee): Handle AGGR_INIT_EXPRs too.
32 * tree.c (bot_manip): Call set_flags_from_callee for
35 2018-05-15 Jason Merrill <jason@redhat.com>
37 * cp-tree.h (cp_expr): Remove copy constructor.
38 * mangle.c (struct releasing_vec): Declare copy constructor.
40 * constexpr.c (cxx_eval_vec_init_1): Pass tf_none if ctx->quiet.
42 PR c++/64372 - CWG 1560, gratuitous lvalue-rvalue conversion in ?:
43 * call.c (build_conditional_expr_1): Don't force_rvalue when one arm
44 is a throw-expression.
46 2018-05-15 Paolo Carlini <paolo.carlini@oracle.com>
48 * cp-tree.h (DECL_MAYBE_IN_CHARGE_CDTOR_P): New.
49 (FOR_EACH_CLONE): Update.
50 * decl.c (grokdeclarator): Use it.
51 * decl2.c (vague_linkage_p): Likewise.
52 * mangle.c (mangle_decl): Likewise.
53 * method.c (lazily_declare_fn): Likewise.
54 * optimize.c (can_alias_cdtor, maybe_clone_body): Likewise.
55 * repo.c (repo_emit_p): Likewise.
56 * tree.c (decl_linkage): Likewise.
58 2018-05-14 Jason Merrill <jason@redhat.com>
60 Handle TYPE_HAS_LATE_RETURN_TYPE like ref-qualifier and eh spec.
61 * tree.c (build_cp_fntype_variant): New.
62 (build_ref_qualified_type, build_exception_variant)
63 (strip_typedefs, cxx_copy_lang_qualifiers): Use it.
64 (cxx_type_hash_eq, cp_check_qualified_type): Check
65 TYPE_HAS_LATE_RETURN_TYPE.
66 (cp_build_type_attribute_variant): Check cxx_type_hash_eq.
67 (cp_build_qualified_type_real): No need to preserve C++ qualifiers.
68 * class.c (build_clone): Use cxx_copy_lang_qualifiers.
69 (adjust_clone_args): Likewise.
70 * decl.c (grokfndecl): Add late_return_type_p parameter. Use
71 build_cp_fntype_variant.
72 (grokdeclarator): Pass late_return_type_p to grokfndecl.
73 (check_function_type): Use cxx_copy_lang_qualifiers.
74 (static_fn_type): Use cxx_copy_lang_qualifiers.
75 * decl2.c (build_memfn_type, maybe_retrofit_in_chrg)
76 (cp_reconstruct_complex_type, coerce_new_type, coerce_delete_type)
77 (change_return_type): Use cxx_copy_lang_qualifiers.
78 * mangle.c (write_type): Use cxx_copy_lang_qualifiers.
79 * parser.c (cp_parser_lambda_declarator_opt): Represent an explicit
80 return type on the declarator like a normal trailing return type.
81 * pt.c (tsubst_function_type): Use build_cp_fntype_variant.
82 (copy_default_args_to_explicit_spec): Use cxx_copy_lang_qualifiers.
83 * typeck.c (merge_types): Use build_cp_fntype_variant.
85 2018-05-14 Paolo Carlini <paolo.carlini@oracle.com>
87 * cp-tree.h (TYPE_REF_P): New.
88 (TYPE_OBJ_P, TYPE_REF_OBJ_P, TYPE_REFFN_P): Update.
89 * call.c (build_list_conv, build_aggr_conv, standard_conversion,
90 direct_reference_binding, reference_binding, implicit_conversion,
91 add_builtin_candidate, build_user_type_conversion_1, build_op_call_1,
92 build_new_op_1, build_x_va_arg, conv_binds_ref_to_prvalue,
93 build_over_call, perform_implicit_conversion_flags,
94 extend_ref_init_temps, type_has_extended_temps): Use it.
95 * class.c (one_inheriting_sig, check_field_decls,
96 check_bases_and_members, find_flexarrays, finish_struct,
97 fixed_type_or_null): Likewise.
98 * constexpr.c (literal_type_p, cxx_bind_parameters_in_call,
99 non_const_var_error, cxx_eval_constant_expression,
100 potential_constant_expression_1): Likewise.
101 * cp-gimplify.c (omp_var_to_track, omp_cxx_notice_variable,
102 cp_genericize_r, cxx_omp_privatize_by_reference,
103 cxx_omp_const_qual_no_mutable, cxx_omp_finish_clause,
104 cp_fold_maybe_rvalue): Likewise.
105 * cp-ubsan.c (cp_ubsan_maybe_instrument_downcast): Likewise.
106 * cvt.c (build_up_reference, convert_to_reference,
107 convert_from_reference, convert_to_void, noexcept_conv_p,
108 fnptr_conv_p): Likewise.
109 * decl.c (poplevel, check_for_uninitialized_const_var,
110 check_initializer, initialize_local_var, cp_finish_decl,
111 get_tuple_decomp_init, cp_finish_decomp, grokdeclarator, copy_fn_p,
112 move_signature_fn_p, grok_op_properties, finish_function): Likewise.
113 * decl2.c (grok_array_decl, cp_reconstruct_complex_type,
114 decl_maybe_constant_var_p): Likewise.
115 * error.c (dump_type_prefix, dump_expr): Likewise.
116 * except.c (initialize_handler_parm, complete_ptr_ref_or_void_ptr_p,
117 is_admissible_throw_operand_or_catch_parameter): Likewise.
118 * expr.c (mark_use): Likewise.
119 * init.c (build_zero_init_1, build_value_init_noctor,
120 perform_member_init, diagnose_uninitialized_cst_or_ref_member_1,
121 build_new, build_delete): Likewise.
122 * lambda.c (build_lambda_object): Likewise.
123 * mangle.c (write_expression, write_template_arg): Likewise.
124 * method.c (forward_parm, do_build_copy_constructor,
125 do_build_copy_assign, build_stub_object, constructible_expr,
126 walk_field_subobs): Likewise.
127 * parser.c (cp_parser_omp_for_loop_init,
128 cp_parser_omp_declare_reduction_exprs,
129 cp_parser_omp_declare_reduction): Likewise.
130 * pt.c (convert_nontype_argument_function, convert_nontype_argument,
131 convert_template_argument, tsubst_pack_expansion,
132 tsubst_function_decl, tsubst_decl, tsubst, tsubst_copy_and_build,
133 maybe_adjust_types_for_deduction, check_cv_quals_for_unify, unify,
134 more_specialized_fn, invalid_nontype_parm_type_p, dependent_type_p_r,
135 value_dependent_expression_p, build_deduction_guide): Likewise.
136 * semantics.c (finish_handler_parms, finish_non_static_data_member,
137 finish_compound_literal, omp_privatize_field,
138 handle_omp_array_sections_1, handle_omp_array_sections,
139 cp_check_omp_declare_reduction, finish_omp_reduction_clause,
140 finish_omp_declare_simd_methods, cp_finish_omp_clause_depend_sink,
141 finish_omp_clauses, finish_decltype_type, capture_decltype,
142 finish_builtin_launder): Likewise.
143 * tree.c (lvalue_kind, cp_build_reference_type, move,
144 cp_build_qualified_type_real, stabilize_expr, stabilize_init): Likewise.
145 * typeck.c (cxx_safe_arg_type_equiv_p, build_class_member_access_expr,
146 cp_build_indirect_ref_1, convert_arguments, warn_for_null_address,
147 cp_build_addr_expr_1, maybe_warn_about_useless_cast,
148 build_static_cast_1, build_static_cast, build_reinterpret_cast_1,
149 build_const_cast_1, cp_build_c_cast, cp_build_modify_expr,
150 convert_for_initialization,
151 maybe_warn_about_returning_address_of_local, check_return_expr,
152 cp_type_quals, casts_away_constness, non_reference): Likewise.
153 * typeck2.c (cxx_readonly_error, store_init_value,
154 process_init_constructor_record, build_x_arrow, build_functional_cast,
155 add_exception_specifier): Likewise.
157 2018-05-14 Jason Merrill <jason@redhat.com>
159 * pt.c (tsubst) [ARRAY_TYPE]: Check valid_array_size_p.
160 (tsubst_copy_and_build) [NEW_EXPR]: Clear in_decl.
162 2018-05-11 Jakub Jelinek <jakub@redhat.com>
165 * cp-tree.h (cxx_omp_predetermined_sharing_1): New prototype.
166 * cp-gimplify.c (cxx_omp_predetermined_sharing): New wrapper around
167 cxx_omp_predetermined_sharing_1. Rename old function to ...
168 (cxx_omp_predetermined_sharing_1): ... this.
169 * semantics.c (finish_omp_clauses): Use cxx_omp_predetermined_sharing_1
170 instead of cxx_omp_predetermined_sharing.
172 2018-05-10 Jason Merrill <jason@redhat.com>
174 * decl.c (cp_finish_decl): Don't instantiate auto variable.
175 (check_static_variable_definition): Allow auto.
176 * constexpr.c (ensure_literal_type_for_constexpr_object): Likewise.
178 * cp-tree.h (DECL_CONSTRUCTOR_P): Use DECL_CXX_CONSTRUCTOR_P.
179 (DECL_DESTRUCTOR_P): Use DECL_CXX_DESTRUCTOR_P.
181 Core issue 2310 - conversion to base of incomplete type.
182 * class.c (build_base_path): Check COMPLETE_TYPE_P for source type.
184 CWG 2267 - list-initialization of reference temporary
185 * call.c (reference_binding): List-initializing a reference
186 temporary is copy-list-initialization.
188 * parser.c (cp_parser_class_head): Use num_template_headers_for_class.
190 * pt.c (instantiate_decl): Make sure we aren't trying to do a nested
191 instantiation in template context.
193 * class.c (vbase_has_user_provided_move_assign): Use
196 * lambda.c (lambda_expr_this_capture): Improve logic.
198 * decl.c (make_typename_type): s/parameters/arguments/.
199 * parser.c (cp_parser_nested_name_specifier_opt): Likewise.
200 * pt.c (make_pack_expansion): Correct error message.
202 2018-05-10 Jakub Jelinek <jakub@redhat.com>
205 * cp-gimplify.c (cp_fold): Use fold_offsetof rather than
206 fold_offsetof_1, pass TREE_TYPE (x) as TYPE to it and drop the
209 2018-05-10 Eric Botcazou <ebotcazou@adacore.com>
212 * decl2.c (adjust_var_decl_tls_model): New static function.
213 (comdat_linkage): Call it on a variable.
214 (maybe_make_one_only): Likewise.
216 2018-05-09 Paolo Carlini <paolo.carlini@oracle.com>
220 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
223 * parser.c (cp_parser_parameter_declaration_list): When the
224 entire parameter-declaration-list is erroneous maybe call
225 abort_fully_implicit_template.
227 2018-05-08 Jason Merrill <jason@redhat.com>
229 PR c++/85706 - class deduction under decltype
230 * pt.c (for_each_template_parm_r): Handle DECLTYPE_TYPE. Clear
231 *walk_subtrees whether or not we walked into the operand.
232 (type_uses_auto): Only look at deduced contexts.
234 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
237 * parser.c (cp_parser_parameter_declaration_list): When the
238 entire parameter-declaration-list is erroneous maybe call
239 abort_fully_implicit_template.
241 2018-05-08 Marek Polacek <polacek@redhat.com>
244 * semantics.c (finish_if_stmt_cond): See through typedefs.
246 2018-05-07 Jason Merrill <jason@redhat.com>
248 PR c++/85646 - lambda visibility.
249 * decl2.c (determine_visibility): Don't mess with template arguments
250 from the containing scope.
251 (vague_linkage_p): Check DECL_ABSTRACT_P before looking at a 'tor
254 2018-05-07 Nathan Sidwell <nathan@acm.org>
257 * cp-tree.h (DECL_ERROR_REPORTED, DECL_DEAD_FOR_LOCAL)
258 (DECL_HAS_SHADOWED_FOR_VAR_P, DECL_SHADOWED_FOR_VAR)
259 (SET_DECL_SHADOWED_FOR_VAR): Delete.
260 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
261 (check_for_out_of_scope_variable, init_shadowed_var_for_decl):
263 * name-lookup.h (struct cp_binding_level): Remove
264 dead_vars_from_for field.
265 * cp-lang.c (cp_init_ts): Delete.
266 (LANG_HOOKS_INIT_TS): Override to cp_common_init_ts.
267 * cp-objcp-common.c (shadowed_var_for_decl): Delete.
268 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
269 (init_shadowed_var_for_decl): Delete.
270 * decl.c (poplevel): Remove shadowed for var handling.
271 (cxx_init_decl_processing): Remove -ffor-scope deprecation.
272 * name-lookup.c (find_local_binding): Remove shadowed for var
274 (check_local_shadow): Likewise.
275 (check_for_out_of_scope_variable): Delete.
276 * parser.c (cp_parser_primary_expression): Remove shadowed for var
278 * pt.c (tsubst_decl): Remove DECL_DEAD_FOR_LOCAL setting.
279 * semantics.c (begin_for_scope): Always have a scope.
280 (begin_for_stmt, finish_for_stmt): Remove ARM-for scope handling.
281 (begin_range_for_stmt, finish_id_expression): Likewise.
283 2018-05-07 Jason Merrill <jason@redhat.com>
285 PR c++/85618 - ICE with initialized VLA.
286 * tree.c (vla_type_p): New.
287 * typeck2.c (store_init_value, split_nonconstant_init_1): Check it
288 rather than array_of_runtime_bound_p.
290 2018-05-05 Paolo Carlini <paolo.carlini@oracle.com>
292 * cvt.c (ocp_convert): Early handle the special case of a
293 null_ptr_cst_p expr converted to a NULLPTR_TYPE_P type.
295 2018-05-03 Jason Merrill <jason@redhat.com>
297 PR c++/85600 - virtual delete failure.
298 * init.c (build_delete): Always save_expr when deleting.
300 2018-05-03 Nathan Sidwell <nathan@acm.org>
302 * decl.c (cxx_init_decl_processing): Remove flag_friend_injection.
303 * name-lookup.c (do_pushdecl): Likewise.
305 2018-05-02 Paolo Carlini <paolo.carlini@oracle.com>
306 Jason Merrill <jason@redhat.com>
309 * name-lookup.c (check_local_shadow): Don't handle static old
310 declarations in the block handling locals shadowing locals.
312 2018-05-01 Jason Merrill <jason@redhat.com>
314 PR c++/85587 - error with scoped enum in template.
315 * semantics.c (finish_qualified_id_expr): Don't return an
316 unqualified IDENTIFIER_NODE.
318 2018-04-30 Jason Merrill <jason@redhat.com>
320 PR c++/85580 - extern "C" and local variables
321 * name-lookup.c (check_extern_c_conflict): Ignore local decls.
323 PR c++/84701 - unsigned typeof.
324 * decl.c (grokdeclarator): Overhaul diagnostics for invalid use
325 of long/short/signed/unsigned.
327 PR c++/85305 - pack in lambda init-capture.
328 * parser.c (cp_parser_initializer): Add subexpression_p parm; don't
329 check_for_bare_parameter_packs in a subexpression.
330 (cp_parser_lambda_introducer): Use it.
332 PR c++/61982 - dead stores to destroyed objects.
333 * call.c (build_trivial_dtor_call): New, assigns a clobber.
334 (build_over_call, build_special_member_call): Use it.
335 * cp-tree.h: Declare it.
336 * init.c (build_delete): Remove trivial path.
338 * init.c (build_dtor_call): Use build_special_member_call.
339 (build_delete): Remove redundant uses of save_addr.
341 * decl.c (build_clobber_this): Use build_clobber.
343 2018-04-27 Jakub Jelinek <jakub@redhat.com>
346 * init.c (build_zero_init_1): For zero initialization of
347 NULLPTR_TYPE_P type use build_int_cst directly.
349 2018-04-27 David Malcolm <dmalcolm@redhat.com>
352 * name-lookup.c (consider_binding_level): Skip compiler-generated
354 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Flatten
355 nested if statements into a series of rejection tests. Reject
356 lambda-ignored entities as suggestions.
358 2018-04-27 Jason Merrill <jason@redhat.com>
360 * cvt.c (cp_fold_convert): Use convert_ptrmem.
361 * typeck.c (convert_ptrmem): Add a NOP even if no adjustment.
363 2018-04-27 Paolo Carlini <paolo.carlini@oracle.com>
366 * decl.c (grokdeclarator): Clear friendp upon definition in local
367 class definition error.
369 2018-04-27 Jason Merrill <jason@redhat.com>
371 PR c++/85545 - ICE with noexcept PMF conversion.
372 * cvt.c (cp_fold_convert): Pass PMF CONSTRUCTORs to
374 * typeck.c (build_ptrmemfunc): Don't build a NOP_EXPR for zero
376 (build_ptrmemfunc_access_expr): Special-case CONSTRUCTORs.
378 2018-04-27 Nathan Sidwell <nathan@acm.org>
380 * typeck.c (convert_ptrmem): Move local var decls to initialization.
382 * cp-tree.h (TEMPLATE_INFO): Fix comments.
383 (TI_PENDING_TEMPLATE_FLAG): Check TEMPLATE_INFO.
384 (NON_DEFAULT_TEMPLATE_ARG_COUNT): Wrap line.
385 (dump, print_other_binding_stacks): Remove declarations.
386 * name-lookup.c (print_other_binding_stack): Make static.
387 * pt.c (build_template_decl): Make static.
389 2018-04-26 Jason Merrill <jason@redhat.com>
391 PR c++/85545 - ICE with noexcept PMF conversion.
392 * cvt.c (cp_fold_convert): Handle PMF CONSTRUCTORs directly.
394 2018-04-25 Nathan Sidwell <nathan@acm.org>
398 * cp-tree.h (REINTERPRET_CAST_P): New.
399 * constexpr.c (cxx_eval_constant_expression) <case NOP_EXPR>:
400 Reject REINTERPET_CAST_P conversions. Use cplus_expand_constant
401 for non-trivial PTRMEM_CST cases.
402 * typeck.c (build_nop_reinterpret): New.
403 (build_reinterpret_cast_1): Use it. Set REINTERPRET_CAST_P on
404 NOP_EXPRs returned by cp_convert.
406 2018-04-23 Jason Merrill <jason@redhat.com>
408 PR c++/69560 - wrong alignof(double) on x86.
409 CWG 1879 - Inadequate definition of alignment requirement.
410 * cp-tree.h (ALIGNOF_EXPR_STD_P): New.
411 * typeck.c (cxx_sizeof_or_alignof_type): Add std_alignof parm.
412 (cxx_sizeof_expr, cxx_sizeof_nowarn, cxx_alignas_expr)
413 (cxx_alignof_expr): Pass it.
414 * parser.c (cp_parser_unary_expression): Pass it.
415 * pt.c (tsubst_copy): Copy it.
416 (tsubst_copy_and_build): Pass it.
417 * decl.c (fold_sizeof_expr): Pass it.
419 2018-04-23 Jakub Jelinek <jakub@redhat.com>
420 Jason Merrill <jason@redhat.com>
422 PR c++/85470 - wrong error with static data member.
423 * decl.c (check_initializer): Check DECL_INITIALIZED_IN_CLASS_P.
424 * typeck2.c (store_init_value): Likewise.
426 2018-04-20 Jakub Jelinek <jakub@redhat.com>
429 * cp-tree.h (tinst_level): Remove in_system_header_p member,
430 change refcount member from unsigned char to unsigned short,
431 add refcount_infinity static data member, adjust comments.
432 * pt.c (tinst_level::refcount_infinity): Define.
433 (inc_refcount_use): Remove assert, don't increment if refcount
434 is already refcount_infinity, adjust comment.
435 (dec_refcount_use): Remove assert, don't decrement if refcount
436 is refcount_infinity, adjust comment.
437 (push_tinst_level_loc): Formatting fix.
439 2018-04-19 Paolo Carlini <paolo.carlini@oracle.com>
442 * pt.c (lookup_template_class_1): Check pushtag return value for
445 2018-04-19 Alexandre Oliva <aoliva@redhat.com>
448 * cp-tree.h (tinst_level::free): Fix whitespace.
450 2018-04-18 Paolo Carlini <paolo.carlini@oracle.com>
453 * pt.c (tsubst_lambda_expr): Check begin_lambda_type return value
456 2018-04-18 Jakub Jelinek <jakub@redhat.com>
459 * typeck.c (cp_build_addr_expr_1): Move handling of offsetof-like
460 tricks from here to ...
461 * cp-gimplify.c (cp_fold) <case ADDR_EXPR>: ... here. Only use it
462 if INDIRECT_REF's operand is INTEGER_CST cast to pointer type.
464 2018-04-18 Alexandre Oliva <aoliva@redhat.com>
467 * cp-tree.h (struct tinst_level): Split decl into tldcl and
468 targs. Add private split_list_p, tree_list_p, and not_list_p
469 inline const predicates; to_list private member function
470 declaration; free public member function declaration; list_p,
471 get_node and maybe_get_node accessors, and refcount data
472 member. Narrow errors to unsigned short.
473 * error.c (print_instantiation_full_context): Use new
475 (print_instantiation_partial_context_line): Likewise. Drop
476 const from tinst_level-typed parameter.
477 * mangle.c (mangle_decl_string): Likewise.
478 * pt.c (freelist): New template class.
479 (tree_list_freelist_head): New var.
480 (tree_list_freelist): New fn, along with specializations.
481 (tinst_level_freelist_head): New var.
482 (pending_template_freelist_head): Likewise.
483 (tinst_level_freelist, pending_template_freelist): New fns.
484 (tinst_level::to_list, tinst_level::free): Define.
485 (inc_refcount_use, dec_refcount_use): New fns for tinst_level.
486 (set_refcount_ptr): New template fn.
487 (add_pending_template): Adjust for refcounting, freelists and
489 (neglectable_inst_p): Take a NULL d as a non-DECL.
490 (limit_bad_template_recursion): Use new accessors.
491 (push_tinst_level): New overload to create the list.
492 (push_tinst_level_loc): Make it static, split decl into two
493 args, adjust tests and initialization to cope with split
494 lists, use freelist, adjust for refcounting.
495 (push_tinst_level_loc): New wrapper with the old interface.
496 (pop_tinst_level): Adjust for refcounting.
497 (record_last_problematic_instantiation): Likewise.
498 (reopen_tinst_level): Likewise. Use new accessors.
499 (instantiate_alias_template): Adjust for split list.
500 (fn_type_unification): Likewise.
501 (get_partial_spec_bindings): Likewise.
502 (instantiate_pending_templates): Use new accessors. Adjust
503 for refcount. Release pending_template to freelist.
504 (instantiating_current_function_p): Use new accessors.
506 2018-04-16 Alexandre Oliva <aoliva@redhat.com>
509 * parser.c (cp_parser_builtin_offset): Reject type definitions.
510 * mangle.c (nested_anon_class_index): Avoid crash returning -1
511 if we've seen errors.
513 2018-04-12 David Malcolm <dmalcolm@redhat.com>
516 * name-lookup.c (macro_use_before_def::maybe_make): New function,
517 checking that the use is indeed before the definition.
518 (macro_use_before_def::macro_use_before_def): Make private.
519 (macro_use_before_def::~macro_use_before_def): Make private. Move
520 check for UNKNOWN_LOCATION to macro_use_before_def::maybe_make.
521 (lookup_name_fuzzy): Call macro_use_before_def::maybe_make rather
522 than using new directly.
524 2018-04-12 Jason Merrill <jason@redhat.com>
526 PR c++/85356 - ICE with pointer to member function.
527 * pt.c (maybe_instantiate_noexcept): Do instantiate in templates if
528 flag_noexcept_type. Build the new spec within the function context.
529 * except.c (build_noexcept_spec): Do get constant value in templates
530 if flag_noexcept_type.
531 * decl.c (check_redeclaration_exception_specification): Don't
532 instantiate noexcept on a dependent declaration.
534 2018-04-12 Marek Polacek <polacek@redhat.com>
537 * constexpr.c (reduced_constant_expression_p): Return false for null
540 2018-04-11 Marek Polacek <polacek@redhat.com>
543 * constexpr.c (potential_constant_expression_1): Consider conversions
544 from classes to literal types potentially constant.
546 2018-04-10 Paolo Carlini <paolo.carlini@oracle.com>
549 * init.c (build_zero_init_1): Handle NULLPTR_TYPE_P being true of
550 the type like TYPE_PTR_OR_PTRMEM_P.
552 2018-04-10 Jason Merrill <jason@redhat.com>
554 PR debug/65821 - wrong location for main().
555 * call.c (clear_location_r, convert_default_arg): Revert.
556 * tree.c (break_out_target_exprs): Add clear_location parm.
557 (struct bot_data): New.
558 (bot_manip): Clear location if requested.
559 * init.c (get_nsdmi): Pass clear_location.
561 2018-04-10 David Malcolm <dmalcolm@redhat.com>
564 * call.c (get_fndecl_argument_location): Make non-static.
565 * cp-tree.h (get_fndecl_argument_location): New decl.
566 * typeck.c (convert_for_assignment): When complaining due to
567 conversions for an argument, show the location of the parameter
570 2018-04-10 Jakub Jelinek <jakub@redhat.com>
572 PR c++/85312 - P0962 cleanup
573 * parser.c (cp_parser_perform_range_for_lookup): Remove unreachable
576 2018-04-10 Jason Merrill <jason@redhat.com>
578 PR debug/65821 - wrong location for main().
579 * call.c (clear_location_r): New.
580 (convert_default_arg): Use it.
581 * tree.c (bot_manip): Remove builtin_LINE/FILE handling.
583 PR c++/85285 - ICE with flexible array after substitution.
584 * pt.c (instantiate_class_template_1): Check for flexible array in
587 2018-04-09 Paolo Carlini <paolo.carlini@oracle.com>
590 * decl.c (cp_finish_decomp): In a template, if the type is incomplete
591 issue a pedwarn and defer trying to do bindings.
593 2018-04-09 Jason Merrill <jason@redhat.com>
595 PR c++/85279 - dump_expr doesn't understand decltype.
596 * error.c (dump_expr): Handle DECLTYPE_TYPE.
598 PR c++/85262 - ICE with redundant qualification on constructor.
599 * call.c (build_new_method_call_1): Move make_args_non_dependent
600 after A::A() handling.
602 PR c++/85277 - ICE with invalid offsetof.
603 * semantics.c (finish_offsetof): Avoid passing non-DECL to %qD.
604 Adjust -Winvalid-offsetof diagnostic to say conditionally supported.
606 PR c++/85264 - ICE with excess template-parameter-list.
607 * parser.c (cp_parser_check_template_parameters): Add template_id_p
608 parameter. Don't allow an extra template header if true.
609 (cp_parser_class_head): Pass template_id_p.
610 (cp_parser_elaborated_type_specifier): Likewise.
611 (cp_parser_alias_declaration): Likewise.
612 (cp_parser_check_declarator_template_parameters): Likewise.
614 2018-04-09 Jakub Jelinek <jakub@redhat.com>
617 * parser.c (cp_parser_simple_declaration): For structured bindings,
618 if *maybe_range_for_decl is NULL after parsing it, set it to
621 2018-04-09 Jason Merrill <jason@redhat.com>
623 PR c++/85256 - ICE capturing pointer to VLA.
624 * lambda.c (add_capture): Distinguish between variable-size and
625 variably-modified types.
627 2018-04-06 Jason Merrill <jason@redhat.com>
629 PR c++/85214 - ICE with alias, generic lambda, constexpr if.
630 * pt.c (extract_locals_r): Remember local typedefs.
632 2018-04-06 David Malcolm <dmalcolm@redhat.com>
635 * name-lookup.c (struct std_name_hint): Move out of
636 get_std_name_hint; add field "min_dialect".
637 (get_std_name_hint): Add min_dialect values to all initializers.
638 Add <any>, <atomic>, <bitset>, <condition_variable>, <functional>,
639 <future>, <istream>, <iterator>, <ostream>, <mutex>, <optional>,
640 <shared_mutex>, <string_view>, <thread>, and <variant>.
641 Add fstream, ifstream, and ofstream to <fstream>.
642 Add istringstream, ostringstream, and stringstream to <sstream>.
643 Add basic_string to <string>.
644 Add tuple_element and tuple_size to <tuple>.
645 Add declval to <utility>.
646 Fix ordering of <queue> and <tuple>.
647 Return a std_name_hint, rather than a const char *.
648 (get_cxx_dialect_name): New function.
649 (maybe_suggest_missing_std_header): Detect names that aren't yet
650 available in the current dialect, and instead of suggesting a
651 missing #include, warn about the dialect.
653 2018-04-06 Jakub Jelinek <jakub@redhat.com>
656 * pt.c (tsubst_decomp_names): Return error_mark_node and assert
657 errorcount is set if tsubst doesn't return a VAR_DECL.
659 2018-04-06 David Malcolm <dmalcolm@redhat.com>
662 * name-lookup.c (using_directives_contain_std_p): New function.
663 (has_using_namespace_std_directive_p): New function.
664 (suggest_alternatives_for): Simplify if/else logic using early
665 returns. If no candidates were found, and there's a
666 "using namespace std;" directive, call
667 maybe_suggest_missing_std_header.
668 (maybe_suggest_missing_header): Split later part of the function
670 (maybe_suggest_missing_std_header): New.
672 2018-04-06 Jason Merrill <jason@redhat.com>
674 PR c++/85242 - ICE with class definition in template parm.
675 * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): False if
676 processing_template_parmlist.
678 PR c++/85240 - LTO ICE with using of undeduced auto fn.
679 * cp-gimplify.c (cp_genericize_r): Discard using of undeduced auto.
681 2018-04-05 Jakub Jelinek <jakub@redhat.com>
684 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3)
685 is not prev, if prev == decl.
688 * decl.c (start_decl): For DECL_DECOMPOSITION_P decls, don't call
689 maybe_apply_pragma_weak here...
690 (cp_maybe_mangle_decomp): ... but call it here instead.
692 2018-04-05 Jason Merrill <jason@redhat.com>
694 PR c++/85136 - ICE with designated init in template.
695 * decl.c (maybe_deduce_size_from_array_init): Handle dependent
696 designated initializer.
697 (check_array_designated_initializer): Update ce->index with the
700 PR c++/83808 - ICE with VLA initialization.
701 * typeck2.c (process_init_constructor_array): Don't require a VLA
702 initializer to have VLA type.
704 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
707 * call.c (convert_like_real): Fail gracefully for a broken
708 std::initializer_list, missing a definition.
710 * name-lookup.c (do_pushtag): Tweak message, use %< and %>.
712 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
715 * decl.c (grokdeclarator): Fix diagnostic about typedef name used
716 as nested-name-specifier, keep type and TREE_TYPE (decl) in sync.
718 2018-04-05 Jason Merrill <jason@redhat.com>
720 PR c++/82152 - ICE with class deduction and inherited ctor.
721 * pt.c (do_class_deduction): Ignore inherited ctors.
723 PR c++/84665 - ICE with array of empty class.
724 * decl2.c (cp_check_const_attributes): Use fold_non_dependent_expr.
726 PR c++/85228 - ICE with lambda in enumerator in template.
727 * pt.c (bt_instantiate_type_proc): Don't assume
728 CLASSTYPE_TEMPLATE_INFO is non-null.
730 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
733 * decl.c (find_decomp_class_base): Check accessibility instead
734 of declared access, adjust diagnostic.
736 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
739 * decl.c (get_tuple_decomp_init): Check the templatedness
742 2018-04-05 Jason Merrill <jason@redhat.com>
744 PR c++/85200 - ICE with constexpr if in generic lambda.
745 * pt.c (extract_locals_r): Don't record the local specs of variables
746 declared within the pattern.
748 2018-04-05 Alexandre Oliva <aoliva@redhat.com>
751 * pt.c (check_auto_in_tmpl_args): New.
752 (tsubst_qualified_id): Use it to reject template args
753 referencing auto for non-type templates.
754 * parser.c (cp_parser_template_id): Likewise.
755 * cp-tree.h (check_auto_in_tmpl_args): Declare.
756 * typeck2.c (build_functional_cast): Report correct location
757 for invalid use of auto.
759 2018-04-04 Jason Merrill <jason@redhat.com>
761 PR c++/85215 - ICE with copy-init from conversion.
762 * call.c (merge_conversion_sequences): Fix type of direct binding
765 PR c++/84938 - ICE with division by ~-1.
766 * call.c (set_up_extended_ref_temp): Call cp_fully_fold.
768 PR c++/84936 - ICE with unexpanded pack in mem-initializer.
769 * parser.c (cp_parser_mem_initializer_list): Call
770 check_for_bare_parameter_packs.
772 2018-04-04 Jakub Jelinek <jakub@redhat.com>
775 * constexpr.c (cxx_eval_builtin_function_call): For calls to
776 builtin_valid_in_constant_expr_p functions, don't call
777 cxx_eval_constant_expression if argument is not
778 potential_constant_expression.
781 * cp-tree.h (calculate_bases, calculate_direct_bases): Add complain
783 * semantics.c (calculate_bases): Add complain argument. Use
784 complete_type_or_maybe_complain instead of just complete_type and
785 return an empty vector if it fails. Move make_tree_vector () call
786 after early return. Formatting fixes.
787 (calculate_direct_bases): Likewise. Call release_tree_vector at the
789 (dfs_calculate_bases_post, calculate_bases_helper): Formatting fixes.
790 * pt.c (tsubst_pack_expansion): Adjust calculate_bases and
791 calculate_direct_bases callers, formatting fixes.
793 2018-04-04 Jason Merrill <jason@redhat.com>
795 PR c++/85006 - -fconcepts ICE with A<auto...> return type
796 * pt.c (tsubst_pack_expansion): Allow unsubstituted auto pack.
798 PR c++/85200 - ICE with constexpr if in generic lambda.
799 * tree.c (cp_walk_subtrees): Walk into DECL_EXPR in templates.
801 PR c++/84221 - bogus -Wunused with attribute and template.
802 * decl2.c (is_late_template_attribute): Handle unused and used
803 normally on non-TYPE_DECL.
805 PR c++/85135 - ICE with omitted template arguments.
806 * decl.c (grokdeclarator): Catch deduced class type in trailing
809 PR c++/85133 - ICE with missing concept initializer.
810 * decl.c (cp_finish_decl): If a concept initializer is missing, use
813 PR c++/85118 - wrong error with generic lambda and std::bind.
814 * call.c (add_template_conv_candidate): Disable if there are any
817 PR c++/85141 - ICE with compound assignment and static member fn.
818 * typeck.c (cp_build_modify_expr): Call decay_conversion for RHS of
821 PR c++/85148 - ICE with 'this' in array NSDMI.
822 * tree.c (replace_placeholders_r): Use handled_component_p.
824 2018-04-04 Ville Voutilainen <ville.voutilainen@gmail.com>
827 * decl.c (grokfndecl): Handle standard UDL diagnostics here..
828 * parser.c (cp_parser_unqualified_id): ..not here.
830 2018-04-04 Alexandre Oliva <aoliva@redhat.com>
833 * typeck.c (cp_build_addr_expr_1): Mark FUNCTION_DECL as
835 * decl2.c (mark_used): Return without effects if tf_conv.
837 2018-04-03 Jason Merrill <jason@redhat.com>
839 PR c++/85092 - C++17 ICE with unused list constructor.
840 * call.c (conv_binds_ref_to_prvalue): Also count ck_identity
843 PR c++/85113 - ICE with constexpr and __builtin_constant_p.
844 * constexpr.c (cxx_eval_builtin_function_call): Only defer
845 __builtin_constant_p if ctx->quiet.
847 2018-04-03 Paolo Carlini <paolo.carlini@oracle.com>
850 * pt.c (rewrite_template_parm): If the first argument is
851 error_mark_node return it immediately.
852 (build_deduction_guide): Check the return value of the
853 latter for error_mark_node.
854 (do_class_deduction): Check the return value of the latter.
856 2018-04-03 Jason Merrill <jason@redhat.com>
858 * semantics.c (finish_if_stmt_cond): Use
859 instantiation_dependent_expression_p.
861 PR c++/85149 - generic lambda and constexpr if.
862 * pt.c (build_extra_args, add_extra_args): Split from
863 tsubst_pack_expansion.
864 (tsubst_expr) [IF_STMT]: Use them.
865 * cp-tree.h (IF_STMT_EXTRA_ARGS): New.
867 * typeck.c (merge_types): Limit matching attribute shortcut to
870 2018-04-03 Jakub Jelinek <jakub@redhat.com>
873 * pt.c (fixed_parameter_pack_p_1): Punt if parm is error_mark_node.
876 * name-lookup.c (handle_namespace_attrs): Return early if attributes
880 * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
881 fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
882 instead for static data members clear init and set DECL_EXTERNAL.
884 2018-04-02 Jason Merrill <jason@redhat.com>
886 PR c++/64095 - auto... parameter pack.
887 * parser.c (cp_parser_parameter_declaration): Handle turning autos
889 (cp_parser_parameter_declaration_list): Not here.
891 2018-03-31 Alexandre Oliva <aoliva@redhat.com>
894 * class.c (instantiate_type): Peel off SAVE_EXPR before
897 2018-03-30 Jason Merrill <jason@redhat.com>
899 * typeck2.c (process_init_constructor_record): Use
900 init_list_type_node for the CONSTRUCTOR around an anonymous union
901 designated initializer.
903 2018-03-30 Jakub Jelinek <jakub@redhat.com>
906 * semantics.c (finish_omp_reduction_clause): If
907 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
908 even if processing_template_decl.
910 2018-03-29 David Malcolm <dmalcolm@redhat.com>
913 * name-lookup.c (get_std_name_hint): Add names from <memory>,
914 <tuple>, and <utility>.
916 2018-03-29 Jason Merrill <jason@redhat.com>
918 PR c++/85093 - too many template args with pack expansion.
919 * pt.c (coerce_template_parms): Keep pack expansion args that will
922 2018-03-29 Jason Merrill <jason@redhat.com>
924 * pt.c (build_non_dependent_expr): Propagate expr location.
926 2018-03-27 Jason Merrill <jason@redhat.com>
928 PR c++/85060 - wrong-code with call to base member in template.
929 * search.c (any_dependent_bases_p): Check uses_template_parms
930 rather than processing_template_decl.
932 2018-03-29 David Malcolm <dmalcolm@redhat.com>
935 * typeck.c (convert_for_assignment): When complaining due to
936 conversions for an argument, attempt to use the location of the
939 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
942 * pt.c (tsubst_default_argument): Early return if the type of the
943 parameter is erroneous.
945 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
948 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
952 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
954 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
957 * method.c (defaulted_late_check): Partially revert r253321 changes,
958 do not early return upon error.
960 2018-03-27 Jakub Jelinek <jakub@redhat.com>
963 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
964 type call fold to generate VECTOR_CSTs when possible.
967 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
968 return it right away.
970 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
972 * search.c (check_final_overrider): Use inform instead of error
973 for the diagnostics of the overridden functions. Tweak wording.
975 2018-03-27 Jakub Jelinek <jakub@redhat.com>
978 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
979 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
981 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
982 Jason Merrill <jason@redhat.com>
985 * init.c (build_aggr_init): When initializing from array,
986 reject anything but CONSTRUCTORs and TARGET_EXPRs.
987 (build_vec_init): Handle separately ARRAY_TYPEs.
989 2018-03-26 Jason Merrill <jason@redhat.com>
991 PR c++/85062 - ICE with alignas in wrong place.
992 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
995 PR c++/85049 - ICE with __integer_pack.
996 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
997 * cp-tree.h (TEMPLATE_PARM_P): New.
999 2018-03-23 Jason Merrill <jason@redhat.com>
1001 PR c++/78489 - wrong SFINAE behavior.
1004 * pt.c (type_unification_real): Don't defer substitution failure.
1006 2018-03-23 Jakub Jelinek <jakub@redhat.com>
1009 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
1013 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
1014 cp_build_unary_op call with gcc_unreachable ().
1016 2018-03-23 Marek Polacek <polacek@redhat.com>
1019 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
1020 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
1021 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
1023 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
1026 * parser.c (cp_parser_perform_range_for_lookup): Change
1027 the condition for deciding whether to use members.
1029 2018-03-23 Marek Polacek <polacek@redhat.com>
1032 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
1034 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
1037 * parser.c (cp_parser_alias_declaration): Call
1038 parser_check_template_parameters.
1041 * pt.c (resolve_typename_type): Drop assert that stopped
1042 simplification to template-independent types. Add assert to
1043 verify the initial scope is template dependent.
1044 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
1045 Reparse the id expression as a type-name, not a declarator.
1048 * init.c (build_vec_init): Error at parenthesized array init.
1053 * cp-tree.h (temp_override): New template class, generalizing
1054 a cleanup that was only used...
1055 * parser.c (cp_parser_parameter_declaration_clause):
1056 ... here for auto_is_implicit_function_template_parm_p.
1057 (cp_parser_gnu_attributes_opt): Use it here as well.
1058 (cp_parser_std_attribute): Likewise.
1060 2018-03-22 Marek Polacek <polacek@redhat.com>
1063 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
1066 2018-03-21 Jason Merrill <jason@redhat.com>
1068 PR c++/81311 - wrong C++17 overload resolution.
1069 * call.c (build_user_type_conversion_1): Remove C++17 code.
1070 (conv_binds_ref_to_prvalue): New.
1071 (build_over_call): Handle C++17 copy elision.
1072 (build_special_member_call): Only do C++17 copy elision here if the
1073 argument is already the right type.
1075 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
1078 * init.c (build_vec_init): Silence error, former sorry,
1083 * parser.c (abort_fully_implicit_template_p): New.
1084 (cp_parser_skip_to_end_of_statement): Use it.
1085 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
1086 (finish_fully_implicit_template_p): Clear
1087 implicit_template_parms and implicit_template_scope.
1089 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
1092 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
1093 error_mark_node when check_array_designated_initializer fails.
1095 2018-03-21 Jakub Jelinek <jakub@redhat.com>
1098 * cp-tree.h (genericize_compound_lvalue): Declare.
1099 * typeck.c (genericize_compound_lvalue): New function.
1100 (unary_complex_lvalue, cp_build_modify_expr): Use it.
1101 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
1102 and PREDECREMENT_EXPR in output and "m" constrained input operands with
1103 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
1104 COMPOUND_EXPR operand.
1106 2018-03-21 Nathan Sidwell <nathan@acm.org>
1109 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
1110 * decl2.c (vague_linkage_p): Likewise.
1112 2018-03-21 David Malcolm <dmalcolm@redhat.com>
1115 * constexpr.c (constexpr_fn_retval): Make non-"static".
1116 * cp-tree.h (constexpr_fn_retval): New decl.
1117 * search.c (direct_accessor_p): Update leading comment.
1118 (reference_accessor_p): Likewise.
1119 (field_accessor_p): Replace check that function body is a
1120 RETURN_EXPR with a call to constexpr_fn_retval. Fix
1121 indentation of "field_type" decl.
1123 2018-03-21 Nathan Sidwell <nathan@acm.org>
1126 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
1129 2018-03-21 Martin Sebor <msebor@redhat.com>
1132 * call.c (first_non_public_field): New template and function.
1133 (first_non_trivial_field): New function.
1134 (maybe_warn_class_memaccess): Call them.
1136 2018-03-21 David Malcolm <dmalcolm@redhat.com>
1139 * search.c (field_accessor_p): Use class_of_this_parm rather than
1140 type_of_this_parm, to check that "this" is a "const T *", rather
1143 2018-03-21 Nathan Sidwell <nathan@acm.org>
1145 * class.c (finish_struct_anon_r): Refactor, deprecate anything
1146 other than public non-static data members.
1147 * parser.c (cp_parser_init_declarator): Deprecate attributes after
1148 parenthesized initializer.
1151 * name-lookup.c (update_binding): Correct logic for local binding
1154 2018-03-21 Marek Polacek <polacek@redhat.com>
1156 PR c++/71638, ICE with NSDMI and reference.
1157 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
1158 even when we replace an element.
1160 2018-03-20 Marek Polacek <polacek@redhat.com>
1162 PR c++/84978, ICE with NRVO.
1163 * constexpr.c (cxx_eval_constant_expression): Handle the case when
1164 a RESULT_DECL isn't in the hash map.
1166 2018-03-20 Jason Merrill <jason@redhat.com>
1168 PR c++/84978, ICE with NRVO.
1169 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
1170 (cp_get_callee_fndecl_nofold): New.
1171 * cp-gimplify.c (cp_genericize_r): Use it instead.
1172 * call.c (check_self_delegation): Likewise.
1174 2018-03-20 Nathan Sidwell <nathan@acm.org>
1177 * name-lookup.c (pushdecl_class_level): Push anon-struct's
1178 member_vec, if there is one.
1181 * cp-tree.h (lookup_list_keep): Declare.
1182 * tree.c (lookup_list_keep): New, broken out of ...
1183 (build_min): ... here. Call it.
1184 * decl.c (cp_finish_decl): Call lookup_list_keep.
1186 2018-03-19 Jason Merrill <jason@redhat.com>
1188 PR c++/84937 - ICE with class deduction and auto.
1189 * pt.c (rewrite_template_parm): Fix auto handling.
1191 2018-03-19 Marek Polacek <polacek@redhat.com>
1194 * pt.c (enclosing_instantiation_of): Check if fn is null.
1197 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
1198 as we evaluate the elements.
1199 (cxx_eval_constant_expression): Verify constructor's flags
1202 2018-03-19 Jason Merrill <jason@redhat.com>
1204 PR c++/71834 - template-id with too few arguments.
1205 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
1207 2018-03-19 Nathan Sidwell <nathan@acm.org>
1210 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
1211 * pt.c (build_template_decl): Propagate language linkage.
1214 * name-lookup.c (set_local_extern_decl_linkage): Defend against
1217 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1220 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
1222 * method.c (synthesize_method): Likewise.
1223 * pt.c (convert_nontype_argument): Likewise.
1225 2018-03-16 Jason Merrill <jason@redhat.com>
1227 PR c++/84720 - ICE with rvalue ref non-type argument.
1228 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
1229 (convert_nontype_argument): Revert earlier change.
1231 PR c++/80227 - SFINAE and negative array size.
1232 * decl.c (compute_array_index_type): Use
1233 build_converted_constant_expr and valid_constant_size_p.
1235 PR c++/84906 - silent wrong code with ambiguous conversion.
1236 * call.c (build_user_type_conversion_1): Set need_temporary_p on
1237 ambiguous conversion.
1238 (convert_like_real): Check it.
1240 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
1241 * call.c (build_special_member_call): Don't convert an init-list
1242 argument directly to the class type.
1244 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1248 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
1249 (find_placeholder): Declare.
1250 * tree.c (struct replace_placeholders_t): Add exp member.
1251 (replace_placeholders_r): Don't walk into ctors with
1252 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
1253 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
1254 (replace_placeholders): Initialize data.exp.
1255 (find_placeholders_r, find_placeholders): New functions.
1256 * typeck2.c (process_init_constructor_record,
1257 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
1258 if adding NSDMI on which find_placeholder returns true.
1259 * call.c (build_over_call): Don't call replace_placeholders here.
1260 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
1261 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
1262 TARGET_EXPR_INITIAL.
1263 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
1266 2018-03-16 Jason Merrill <jason@redhat.com>
1268 PR c++/83911 - ICE with multiversioned constructor.
1269 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
1271 * call.c (build_over_call): Not here.
1273 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1276 * decl.c (reshape_init_class): Don't assert d->cur->index == field
1277 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
1279 2018-03-15 Jakub Jelinek <jakub@redhat.com>
1282 * cp-tree.h (cp_warn_deprecated_use): Declare.
1283 * tree.c (cp_warn_deprecated_use): New function.
1284 * typeck2.c (build_functional_cast): Use it.
1285 * decl.c (grokparms): Likewise.
1286 (grokdeclarator): Likewise. Temporarily push nested class scope
1287 around grokparms call for out of class member definitions.
1289 2018-03-14 Jason Merrill <jason@redhat.com>
1291 PR c++/84820 - no error for invalid qualified-id.
1292 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
1293 cp_error_declarator.
1295 PR c++/84801 - ICE with unexpanded pack in lambda.
1296 * pt.c (check_for_bare_parameter_packs): Don't return early for a
1297 lambda in non-template context.
1299 PR c++/81236 - auto variable and auto function
1300 * pt.c (tsubst_baselink): Update the type of the BASELINK after
1303 2018-03-14 Jason Merrill <jason@redhat.com>
1305 PR c++/83916 - ICE with template template parameters.
1306 * pt.c (convert_template_argument): Don't substitute into type of
1307 non-type parameter if we don't have enough arg levels.
1310 2018-03-14 Marek Polacek <polacek@redhat.com>
1313 * semantics.c (finish_static_assert): Check
1314 instantiation_dependent_expression_p instead of
1315 {type,value}_dependent_expression_p.
1317 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
1318 Jason Merrill <jason@redhat.com>
1320 PR c++/82336 - link error with list-init default argument.
1321 * decl.c (check_default_argument): Unshare an initializer list.
1323 2018-03-13 Jakub Jelinek <jakub@redhat.com>
1326 * decl.c (duplicate_decls): For redefinition of built-in, use error
1327 and return error_mark_node. For redeclaration, return error_mark_node
1328 rather than olddecl if !flag_permissive.
1330 2018-03-13 Jason Merrill <jason@redhat.com>
1332 PR c++/82565 - ICE with concepts and generic lambda.
1333 * pt.c (instantiate_decl): Clear fn_context for lambdas.
1335 2018-03-13 Jason Merrill <jason@redhat.com>
1337 PR c++/84720 - ICE with rvalue ref non-type argument.
1338 * pt.c (convert_nontype_argument): Handle rvalue references.
1340 PR c++/84839 - ICE with decltype of parameter pack.
1341 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
1342 instantiating dummy parms.
1344 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
1345 parameter even without -Wpedantic.
1347 PR c++/84798 - ICE with auto in abstract function declarator.
1348 * parser.c (cp_parser_parameter_declaration_clause): Check
1349 parser->default_arg_ok_p.
1351 2018-03-13 Jakub Jelinek <jakub@redhat.com>
1354 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
1355 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
1356 sizetype. Formatting fixes.
1358 2018-03-12 Jason Merrill <jason@redhat.com>
1360 PR c++/84355 - ICE with deduction for member class template.
1361 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
1362 CLASS_PLACEHOLDER_TEMPLATE.
1364 PR c++/84802 - ICE capturing uninstantiated class.
1365 * lambda.c (build_capture_proxy): Call complete_type.
1367 2018-03-09 Jason Merrill <jason@redhat.com>
1369 PR c++/84770 - ICE with typedef and parameter pack.
1370 * pt.c (verify_unstripped_args_1): Split out from
1371 verify_unstripped_args.
1373 PR c++/84785 - ICE with alias template and default targs.
1374 * pt.c (type_unification_real): Set processing_template_decl if
1377 PR c++/84752 - ICE with capture of constexpr array.
1378 * call.c (standard_conversion): Set rvaluedness_matches_p on the
1379 identity conversion under ck_lvalue.
1381 2018-03-09 Jason Merrill <jason@redhat.com>
1382 Paolo Carlini <paolo.carlini@oracle.com>
1386 * pt.c (any_erroneous_template_args_p): New.
1387 * cp-tree.h (any_erroneous_template_args_p): Declare it.
1388 * parser.c (cp_parser_class_specifier_1): Use it.
1390 2018-03-09 Jason Merrill <jason@redhat.com>
1392 PR c++/84726 - unnecessary capture of constant vars.
1393 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
1394 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
1395 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
1396 * lambda.c (is_constant_capture_proxy)
1397 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
1398 (prune_lambda_captures): New.
1399 (finish_lambda_function): Call prune_lambda_captures.
1401 2018-03-09 Jason Merrill <jason@redhat.com>
1402 Jakub Jelinek <jakub@redhat.com>
1405 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
1406 build ADDR_EXPR with REFERENCE_TYPE.
1407 (build_over_call): For purposes of check_function_arguments, if
1408 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
1409 its operand rather than the argument itself.
1411 2018-03-09 Jakub Jelinek <jakub@redhat.com>
1414 * decl.c (duplicate_decls): Don't override __* prefixed builtins
1415 except for __[^b]*_chk, instead issue permerror and for -fpermissive
1416 also a note and return olddecl.
1418 2018-03-09 Nathan Sidwell <nathan@acm.org>
1421 * name-lookup.c (do_pushdecl_with_scope): Only clear
1422 current_function_decl when pushing a non-class (i.e. namespace)
1425 2018-03-08 Jason Merrill <jason@redhat.com>
1426 Jakub Jelinek <jakub@redhat.com>
1429 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
1430 not calling mark_used for the benefit of -Wunused-function warning.
1432 2018-03-06 Jason Merrill <jason@redhat.com>
1434 * lambda.c (is_capture_proxy_with_ref): Remove.
1435 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
1437 2018-03-06 Marek Polacek <polacek@redhat.com>
1440 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
1443 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
1446 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
1447 only while processing template decls.
1448 * typeck.c (build_x_conditional_expr): Move wrapping of
1449 reference type around type...
1450 * call.c (build_conditional_expr_1): ... here. Rename
1451 is_lvalue to is_glvalue.
1452 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
1453 INDIRECT_REF of COND_EXPR too.
1456 * init.c (build_zero_init_1): Zero-initialize references.
1459 * semantics.c (finish_stmt_expr_expr): Reject unresolved
1460 overloads used as stmt expr values.
1462 2018-03-05 Jason Merrill <jason@redhat.com>
1464 PR c++/84708 - ICE with lambda in local class NSDMI.
1465 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
1468 2018-03-05 Jakub Jelinek <jakub@redhat.com>
1471 * constexpr.c (constexpr_call_hasher::equal): Return false if
1472 lhs->hash != rhs->hash. Change return 1 to return true and
1473 return 0 to return false.
1475 2018-03-05 Nathan Sidwell <nathan@acm.org>
1478 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
1480 2018-03-05 Marek Polacek <polacek@redhat.com>
1483 * decl.c (duplicate_decls): Check DECL_NAME before accessing
1486 2018-03-05 Nathan Sidwell <nathan@acm.org>
1489 * friend.c (do_friend): Restore check for identifier_p inside
1492 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
1495 * parser.c (cp_parser_lambda_introducer): Reject any capture not
1496 involving a VAR_DECL or a PARM_DECL.
1498 2018-03-05 Pádraig Brady <P@draigBrady.com>
1499 Jason Merrill <jason@redhat.com>
1500 Nathan Sidwell <nathan@acm.org>
1503 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
1505 2018-03-03 Jason Merrill <jason@redhat.com>
1507 PR c++/84686 - missing volatile loads.
1508 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
1510 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
1513 * optimize.c (maybe_thunk_body): Bail out immediately if either
1514 fns[0] or fns[1] is null.
1516 2018-03-02 Marek Polacek <polacek@redhat.com>
1519 * constexpr.c (get_array_or_vector_nelts): New.
1520 (cxx_eval_array_reference): Use it.
1521 (cxx_eval_vec_init_1): Likewise.
1522 (cxx_eval_store_expression): Likewise.
1524 2018-03-02 Jason Merrill <jason@redhat.com>
1526 * semantics.c (force_paren_expr): Remove redundant test.
1528 2018-03-02 Marek Polacek <polacek@redhat.com>
1531 * decl.c (cp_complete_array_type): Check error_mark_node.
1534 * typeck.c (cp_perform_integral_promotions): Check the result of
1537 2018-03-02 Jakub Jelinek <jakub@redhat.com>
1540 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
1541 RETURN instead of return.
1542 <case POINTER_PLUS_EXPR>: Likewise.
1543 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
1544 it instead of wrapping it into CONVERT_EXPR.
1546 2018-03-02 Jason Merrill <jason@redhat.com>
1549 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
1551 2018-03-02 Marek Polacek <polacek@redhat.com>
1554 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
1555 wrapped in VIEW_CONVERT_EXPR.
1557 2018-03-01 Martin Sebor <msebor@redhat.com>
1560 * decl.c (check_redeclaration_no_default_args): Merge attributes
1561 specified on redeclarations of the same function template.
1564 2018-03-01 Marek Polacek <polacek@redhat.com>
1565 Jason Merrill <jason@redhat.com>
1568 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
1570 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
1571 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
1572 of instantiate_non_dependent_expr.
1573 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
1575 2018-03-01 Nathan Sidwell <nathan@acm.org>
1578 * name-lookup.c (member_vec_dedup): Remove manually peeled
1579 iteration. Ignore dependent ctor inheritance.
1581 2018-03-01 Jason Merrill <jason@redhat.com>
1583 PR c++/71569 - decltype of template.
1584 * parser.c (cp_parser_decltype_expr): Handle missing template args.
1586 2018-03-01 Marek Polacek <polacek@redhat.com>
1589 * constexpr.c (require_rvalue_constant_expression): New function.
1590 * cp-tree.h: Declare it.
1591 * semantics.c (finish_static_assert): Use it instead of
1592 require_potential_rvalue_constant_expression.
1594 2018-03-01 Jason Merrill <jason@redhat.com>
1595 Alexandre Oliva <aoliva@redhat.com>
1597 PR c++/71569 - ICE with redundant args on member variable template.
1598 * decl.c (start_decl): Handle partial specialization of member
1600 * pt.c (determine_specialization): Allow partial specialization
1601 of member variable template without specializing enclosing class.
1602 (process_partial_specialization): Improve error message.
1604 2018-02-28 Jason Merrill <jason@redhat.com>
1606 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
1607 * pt.c (determine_specialization): Check ref-qualifier.
1609 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1612 * parser.c (cp_parser_attributes_opt): Formatting fix.
1613 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
1614 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
1616 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
1617 instead of tentative parse to peek over optional attribute tokens
1618 to check for CPP_COLON after them.
1622 * pt.c (INCLUDE_STRING): Remove define.
1623 (warn_spec_missing_attributes): Use pretty_printer instead of
1624 std::string. Fix up inform call so that the list of attributes
1627 2018-02-28 Martin Sebor <msebor@redhat.com>
1630 * decl.c (duplicate_decls): Fully merge attributes const, pure,
1633 2018-02-28 Nathan Sidwell <nathan@acm.org>
1636 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
1637 * name-lookup.c (fields_linear_search): Look in an anon-aggr
1638 regardless of want_type.
1639 (search_anon_aggr): Just use get_class_binding_direct.
1641 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1643 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
1646 2018-02-27 Martin Sebor <msebor@redhat.com>
1648 * pt.c: Avoid including <string> directly.
1650 2018-02-27 Martin Sebor <msebor@redhat.com>
1654 * cp-tree.h (warn_spec_missing_attributes): New function.
1655 ((check_explicit_specialization): Add an argument. Call the above
1657 * decl.c (duplicate_decls): Avoid applying primary function template's
1658 attributes to its explicit specializations.
1659 cp/pt.c (warn_spec_missing_attributes): Define.
1661 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
1663 PR c++/71546 - lambda init-capture with qualified-id.
1664 * parser.c (cp_parser_lambda_introducer): Clear scope after
1665 each lambda capture.
1667 2018-02-27 Nathan Sidwell <nathan@acm.org>
1670 * name-lookup.h (get_member_slot): Rename ...
1671 (find_member_slot): ... here.
1672 (add_member_slot): New.
1673 * name-lookup.c (member_vec_linear_search): No need to check for
1675 (get_member_slot): Rename ...
1676 (find_member_slot): ... here. Don't add slot for incomplete class.
1677 (add_member_slot): New.
1678 * class.c (add_method): Adjust get_member_slot rename. Bail out
1679 if push_class_level_binding fails. Create slot and grok
1680 properties once we're committed to insertion.
1682 2018-02-27 Jason Merrill <jason@redhat.com>
1684 PR c++/84489 - dependent default template argument
1685 * pt.c (type_unification_real): Handle early substitution failure.
1687 2018-02-26 Jason Merrill <jason@redhat.com>
1689 PR c++/84560 - ICE capturing multi-dimensional VLA.
1690 * tree.c (array_of_runtime_bound_p): False if the element is
1693 PR c++/84441 - ICE with base initialized from ?:
1694 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
1696 PR c++/84520 - ICE with generic lambda in NSDMI.
1697 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
1698 'this' in a generic lambda instantiation.
1700 PR c++/84559 - ICE with constexpr VLA.
1701 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
1702 for constexpr variable with VLA type.
1704 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1707 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
1708 a valid constant initializer. Formatting fixes.
1710 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1713 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
1714 returning NULL_TREE.
1715 (apply_late_template_attributes): Likewise.
1717 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1720 * parser.c (cp_parser_omp_var_list_no_open): Only call
1721 cp_parser_lookup_name_simple on names satisfying identifier_p.
1722 (cp_parser_oacc_routine): Likewise.
1724 2018-02-26 Jason Merrill <jason@redhat.com>
1726 PR c++/84551 - ICE with concepts and -g.
1727 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
1729 2018-02-26 Marek Polacek <polacek@redhat.com>
1732 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
1735 2018-02-26 Jason Merrill <jason@redhat.com>
1737 PR c++/84447 - ICE with deleted inherited ctor with default arg.
1738 * call.c (build_over_call): Handle deleted functions in one place.
1740 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1743 * decl.c (redeclaration_error_message): Don't try to use
1744 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
1746 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1748 * lambda.c (build_capture_proxy): Define static.
1749 * cp-tree.h (build_capture_proxy): Remove.
1751 2018-02-26 Marek Polacek <polacek@redhat.com>
1754 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
1755 if name is error node.
1757 2018-02-25 Jason Merrill <jason@redhat.com>
1759 PR c++/84015 - ICE with class deduction and auto template parm.
1760 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
1762 2018-02-24 Marek Polacek <polacek@redhat.com>
1765 * constexpr.c (maybe_constant_init_1): New function.
1766 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
1767 (cxx_constant_init): New function.
1768 * cp-tree.h (cxx_constant_init): Declare.
1769 * typeck2.c (store_init_value): Call cxx_constant_init instead of
1770 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
1772 2018-02-22 Jason Merrill <jason@redhat.com>
1774 PR c++/70468 - ICE with constructor delegation via typedef.
1775 * pt.c (tsubst_initializer_list): Check for other mem-initializers
1776 with constructor delegation.
1778 2018-02-22 Jason Merrill <jason@redhat.com>
1780 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
1781 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
1784 2018-02-22 Marek Polacek <polacek@redhat.com>
1787 * parser.c (cp_parser_braced_list): Use require_open instead of
1790 2018-02-21 Jason Merrill <jason@redhat.com>
1792 PR c++/84454 - ICE with pack expansion in signature.
1793 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
1795 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
1797 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
1800 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
1803 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
1806 2018-02-20 Jakub Jelinek <jakub@redhat.com>
1809 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
1810 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
1813 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
1814 returns error_mark_node, return it immediately.
1815 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
1816 error_mark_node, return error_mark_node.
1819 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
1820 function_depth to avoid GC during finish_lambda_function.
1822 2018-02-19 Jason Merrill <jason@redhat.com>
1824 PR c++/84429 - ICE capturing VLA.
1825 * lambda.c (build_capture_proxy): Handle reference refs.
1827 2018-02-19 Jakub Jelinek <jakub@redhat.com>
1830 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
1831 either operand is error_mark_node, set current.lhs to that instead of
1832 creating a binary op with error_mark_node operands.
1835 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
1837 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
1840 * decl.c (grokdeclarator): Early return error_mark_node upon
1841 ill-formed friend declaration.
1843 2018-02-16 Marek Polacek <polacek@redhat.com>
1844 Jakub Jelinek <jakub@redhat.com>
1847 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
1848 set *jump_target to anything if jump_target is NULL.
1850 2018-02-16 Jason Merrill <jason@redhat.com>
1852 PR c++/84151 - unnecessary volatile load with static member.
1853 * call.c (build_new_method_call_1): Avoid loading from a volatile
1854 lvalue used as the object argument for a static member function.
1856 PR c++/81853 - using-directive and constexpr.
1857 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
1859 PR c++/84420 - ICE with structured binding in lambda.
1860 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
1862 PR c++/83835 - C++17 error with constructor ctors.
1863 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
1865 PR c++/82664 - ICE with reference to function template parm.
1866 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
1869 PR c++/82764 - C++17 ICE with empty base
1870 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
1872 2018-02-16 Jason Merrill <jason@redhat.com>
1874 PR c++/84421 - type-dependent if constexpr
1875 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
1877 2018-02-16 Nathan Sidwell <nathan@acm.org>
1879 Deprecate -ffriend-injection.
1880 * decl.c (cxx_init_decl_processing): Emit warning on option.
1881 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
1884 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
1887 * decl.c (check_special_function_return_type): Reject template
1888 template parameter in deduction guide.
1890 2018-02-16 Nathan Sidwell <nathan@acm.org>
1893 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
1895 2018-02-15 Jason Merrill <jason@redhat.com>
1897 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
1898 * call.c (convert_like_real): Don't use the copy-list-initialization
1899 shortcut for ck_base.
1901 PR c++/84045 - ICE with typedef and noexcept.
1902 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
1904 PR c++/84376 - ICE with omitted template arguments.
1905 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
1907 PR c++/84368 - wrong error with local variable in variadic lambda.
1908 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
1909 local_specializations.
1911 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
1914 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
1917 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1920 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
1923 2018-02-14 Nathan Sidwell <nathan@acm.org>
1925 * decl2.c (mark_vtable_entries): Set input_location to decl's.
1926 (c_parse_final_cleanups): Restore input_location after emitting
1929 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1931 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
1932 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
1933 auto_deduction_context, tree, int): Add defaults.
1934 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
1935 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
1936 tsubst_flags_t argument.
1937 * init.c (build_new): Likewise.
1939 2018-02-13 Jakub Jelinek <jakub@redhat.com>
1942 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
1943 about return other than *this in assignment operators if
1944 retval is type dependent expression.
1946 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
1949 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
1950 save_expr for the G++ extension.
1952 2018-02-13 Jason Merrill <jason@redhat.com>
1954 PR c++/84080 - ICE with return type deduction and specialization.
1955 * pt.c (determine_specialization): Check uses_template_parms.
1957 Fix more variadic capture issues.
1958 * pt.c (find_parameter_packs_r): Also look at explicit captures.
1959 (check_for_bare_parameter_packs): Check current_class_type for
1961 (extract_locals_r): Handle seeing a full instantiation of a pack.
1962 (tsubst_pack_expansion): Likewise. Force lambda capture.
1963 * parser.c (cp_parser_lambda_introducer): Don't
1964 check_for_bare_parameter_packs.
1966 PR c++/84338 - wrong variadic sizeof.
1967 * pt.c (argument_pack_select_arg): Like the macro, but look through
1969 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
1970 (extract_fnparm_pack): Do make_pack_expansion.
1971 (extract_locals_r): Do strip a pack expansion.
1972 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
1974 2018-02-12 Jakub Jelinek <jakub@redhat.com>
1977 * parser.c (cp_parser_binary_expression): Use build_min instead of
1978 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
1980 2018-02-12 Nathan Sidwell <nathan@acm.org>
1983 * parser.c (cp_parser_decltype): Push and pop
1984 deferring_access_checks. Reorganize to avoid goto.
1986 2018-02-12 Richard Biener <rguenther@suse.de>
1989 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
1990 uniform constructors and delay allocating them fully.
1992 2018-02-09 Jason Merrill <jason@redhat.com>
1994 PR c++/84036 - ICE with variadic capture.
1995 Handle variadic capture proxies more like non-variadic.
1996 * lambda.c (build_capture_proxy): Remove workaround.
1997 * pt.c (find_parameter_packs_r): The proxy is a pack.
1998 (instantiate_class_template_1): Remove dead lambda code.
1999 (extract_fnparm_pack): Don't make_pack_expansion.
2000 (extract_locals_r): Don't strip a pack expansion.
2001 (tsubst_pack_expansion): Handle proxy packs. Use
2002 PACK_EXPANSION_EXTRA_ARGS less.
2003 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
2004 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
2005 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
2006 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
2007 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
2009 2018-02-10 Jakub Jelinek <jakub@redhat.com>
2012 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
2014 2018-02-09 Jason Merrill <jason@redhat.com>
2016 PR c++/81917 - ICE with void_t and partial specialization.
2017 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
2018 calling most_specialized_partial_spec.
2020 2018-02-09 Nathan Sidwell <nathan@acm.org>
2023 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
2024 Pass expr location to strict_aliasing_warning.
2026 2018-02-09 Jason Merrill <jason@redhat.com>
2028 PR c++/84296 - ICE with qualified-id in template.
2030 * pt.c (unknown_base_ref_p): New.
2031 (instantiation_dependent_scope_ref_p): Use it instead of
2032 any_dependent_bases_p.
2034 2018-02-09 Marek Polacek <polacek@redhat.com>
2035 Jakub Jelinek <jakub@redhat.com>
2038 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
2039 fold_indirect_ref_1, including poly_*int64. Verify first that
2040 tree_fits_poly_int64_p (op01). Formatting fixes.
2042 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2044 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
2045 * lambda.c (build_capture_proxy): Likewise.
2046 * search.c (field_access_p): Likewise.
2047 * semantics.c (omp_clause_decl, omp_privatize_field,
2048 finish_omp_clauses): Likewise.
2050 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2053 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
2054 case of nullptr too.
2056 2018-02-08 Nathan Sidwell <nathan@acm.org>
2058 * class.c (finish_struct): Fix std:initializer_list diagnostic
2061 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2064 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
2066 2018-02-07 Jakub Jelinek <jakub@redhat.com>
2069 * parser.c (cp_parser_dot_deref_incomplete): New function.
2070 (cp_parser_postfix_dot_deref_expression): Use it.
2072 2018-02-07 David Malcolm <dmalcolm@redhat.com>
2076 * name-lookup.c (suggest_rid_p): New function.
2077 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
2080 2018-02-07 Jason Merrill <jason@redhat.com>
2082 PR c++/84182 - ICE with captured lambda
2084 * pt.c (extract_locals_r, extract_local_specs): New.
2085 (tsubst_pack_expansion): Use them.
2087 2018-02-07 Martin Liska <mliska@suse.cz>
2090 * class.c (add_method): Append argument value.
2091 * cp-tree.h (maybe_version_functions): Add new argument.
2092 * decl.c (decls_match): Call it if a declaration does not
2093 have DECL_FUNCTION_VERSIONED.
2094 (maybe_version_functions): record argument is added.
2096 2018-02-05 Marek Polacek <polacek@redhat.com>
2098 * class.c: Remove unused global variables.
2099 (build_primary_vtable): Don't gather statistics.
2100 (print_class_statistics): Remove.
2101 * cp-tree.h (print_class_statistics): Remove.
2102 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
2104 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
2106 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
2107 * constexpr.c (cx_check_missing_mem_inits): Likewise.
2108 * decl.c (next_initializable_field, find_decomp_class_base,
2109 cp_finish_decomp): Likewise.
2110 * typeck2.c (process_init_constructor_record): Likewise.
2112 2018-02-02 Jason Merrill <jason@redhat.com>
2114 PR c++/84181 - ICE with lambda parm in template argument.
2115 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
2117 2018-02-01 Jason Merrill <jason@redhat.com>
2119 PR c++/84160 - ICE with nested variadic capture.
2120 * lambda.c (is_capture_proxy_with_ref): New.
2121 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
2123 * expr.c (mark_use): Use is_capture_proxy_with_ref.
2124 * constexpr.c (potential_constant_expression_1): Likewise.
2125 * semantics.c (process_outer_var_ref): Likewise.
2127 2018-02-01 Marek Polacek <polacek@redhat.com>
2130 * typeck.c (build_address): Relax the assert when
2131 processing_template_decl.
2133 2018-02-01 Jason Merrill <jason@redhat.com>
2135 PR c++/84126 - ICE with variadic generic lambda
2138 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
2139 PACK_EXPANSION_EXTRA_ARGS.
2141 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
2144 * call.c (convert_like_real): If w're initializing from {} explicitly
2145 call abstract_virtuals_error_sfinae.
2147 2018-01-31 Jason Merrill <jason@redhat.com>
2148 Jakub Jelinek <jakub@redhat.com>
2151 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
2152 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
2155 2018-01-31 Jakub Jelinek <jakub@redhat.com>
2158 * constexpr.c (diag_array_subscript): Emit different diagnostics
2159 if TYPE_DOMAIN (arraytype) is NULL.
2160 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
2161 with NULL TYPE_DOMAIN use size_zero_node as nelts.
2163 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
2166 * semantics.c (finish_qualified_id_expr): When handling an
2167 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
2169 2018-01-31 Marek Polacek <polacek@redhat.com>
2172 * cp-gimplify.c (cp_fold): Check if X is an error node before
2173 calling useless_type_conversion_p.
2175 2018-01-30 Jason Merrill <jason@redhat.com>
2177 PR c++/84091 - ICE with local class in lambda in template.
2178 * decl2.c (determine_visibility): Look for outer containing template
2181 PR c++/84098 - ICE with lambda in template NSDMI.
2182 * pt.c (instantiate_class_template_1): Ignore more lambdas.
2184 2018-01-29 Jason Merrill <jason@redhat.com>
2186 PR c++/68810 - wrong location for reinterpret_cast error.
2187 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
2190 2018-01-29 Marek Polacek <polacek@redhat.com>
2193 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
2194 => fooarray[1] in offset_int.
2196 2018-01-29 Jason Merrill <jason@redhat.com>
2198 PR c++/83942 - wrong unused warning with static_cast.
2199 * cvt.c (ocp_convert): Call mark_rvalue_use.
2201 2018-01-26 Jason Merrill <jason@redhat.com>
2203 PR c++/83956 - wrong dtor error with anonymous union
2204 * method.c (walk_field_subobs): Variant members only affect
2206 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
2208 PR c++/84036 - ICE with variadic capture.
2210 * pt.c (tsubst_pack_expansion): When optimizing a simple
2211 substitution, pull a single pack expansion out of its pack.
2213 PR c++/82514 - ICE with local class in generic lambda.
2214 * pt.c (regenerated_lambda_fn_p): Remove.
2215 (enclosing_instantiation_of): Don't use it.
2216 (tsubst_function_decl): Call enclosing_instantiation_of.
2218 * pt.c (lookup_template_class_1): Add sanity check.
2219 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
2221 2018-01-25 Jakub Jelinek <jakub@redhat.com>
2224 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
2225 recursive calls that return ret.
2226 (cp_finish_decomp): Ignore unnamed bitfields.
2228 2018-01-23 Jason Merrill <jason@redhat.com>
2230 PR c++/82249 - wrong mismatched pack length error.
2231 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
2232 unsubstituted function parameter pack.
2234 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
2237 * decl.c (check_for_uninitialized_const_var): Not static; add
2238 bool and tsubst_flags_t parameters; adjust to be used both in
2239 constexpr context and not.
2240 * constexpr.c (potential_constant_expression_1): Use the above.
2241 * cp-tree.h (check_for_uninitialized_const_var): Declare.
2243 2018-01-23 Jason Merrill <jason@redhat.com>
2245 PR c++/83947 - ICE with auto declarations.
2246 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
2247 * decl.c (undeduced_auto_decl): Limit to vars and fns.
2249 2018-01-23 David Malcolm <dmalcolm@redhat.com>
2252 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
2253 for pointer to member function types.
2255 2018-01-23 Jakub Jelinek <jakub@redhat.com>
2258 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
2259 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
2261 2018-01-23 Nathan Sidwell <nathan@acm.org>
2264 * pt.c (tsubst_baselink): Remove optype assert.
2265 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
2267 2018-01-23 Jakub Jelinek <jakub@redhat.com>
2270 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
2271 refers to incomplete type.
2273 2018-01-23 Nathan Sidwell <nathan@acm.org>
2275 Deprecate ARM-era for scope handling
2276 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
2277 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
2279 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
2281 * semantics.c (begin_for_scope): Flag_new_for_scope is
2283 (finish_for_stmt, begin_range_for_stmt): Likewise.
2285 2018-01-22 Jason Merrill <jason@redhat.com>
2288 * decl2.c (determine_visibility): Fix template_decl handling
2289 instead of blocking it.
2291 PR c++/83720 - ICE with lambda and LTO.
2292 * decl2.c (determine_visibility): Clear template_decl for
2293 function-scope decls. Propagate anonymous linkage from containing
2296 2018-01-22 Marek Polacek <polacek@redhat.com>
2299 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
2302 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
2305 * decl.c (grokdeclarator): Don't diagnose extra parens
2308 2018-01-19 Jakub Jelinek <jakub@redhat.com>
2311 * call.c (joust): Use TREE_TYPE (source) if source is
2312 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
2315 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
2316 for direct enum init.
2317 * decl.c (reshape_init): Likewise.
2319 2018-01-19 Marek Polacek <polacek@redhat.com>
2321 * constexpr.c (fold_simple): Simplify.
2323 2018-01-18 Jason Merrill <jason@redhat.com>
2326 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
2327 * pt.c (instantiation_dependent_scope_ref_p): True if
2328 any_dependent_bases_p.
2330 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
2332 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
2333 vs DECL_NONTRIVIALLY_INITIALIZED_P).
2335 2018-01-18 Jason Merrill <jason@redhat.com>
2337 PR c++/82461 - constexpr list-initialized member
2338 * constexpr.c (potential_constant_expression_1): Check
2339 TARGET_EXPR_DIRECT_INIT_P.
2341 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
2344 * decl.c (xref_basetypes): Early return upon error about derived
2347 2018-01-18 Nathan Sidwell <nathan@acm.org>
2350 * cp-tree.h (mark_use): Declare.
2351 * expr.c (mark_use): Make extern.
2352 * call.c (direct_reference_binding): Set inner conv's
2353 rvaluedness_matches_p, if it is an identity.
2354 (convert_like_real): Mark lvalue or rvalue use for identity as
2355 rvaledness_matches_p demands.
2357 2018-01-18 Jakub Jelinek <jakub@redhat.com>
2360 * parser.c (attr_chainon): New function.
2361 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
2362 cp_parser_namespace_definition, cp_parser_init_declarator,
2363 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
2364 cp_parser_gnu_attributes_opt): Use it.
2365 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
2366 cp_parser_objc_struct_declaration): Likewise. Don't reset
2367 prefix_attributes if attributes is error_mark_node.
2369 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2372 * decl.c (grokdeclarator): Do not append the error_mark_node
2373 due to an erroneous optional attribute-specifier-seq.
2375 2018-01-17 Jakub Jelinek <jakub@redhat.com>
2378 * cp-gimplify.c (cp_maybe_instrument_return): Handle
2381 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2384 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
2385 error_mark_node when we give an error.
2386 * decl.c (cp_finish_decl): Use the latter.
2388 2018-01-17 Nathan Sidwell <nathan@acm.org>
2391 * init.c (build_raw_new_expr): Scan list for lookups to keep.
2393 2018-01-17 David Malcolm <dmalcolm@redhat.com>
2396 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
2397 the C++ part. If processing a template, call
2398 fold_non_dependent_expr rather than fully folding.
2400 2018-01-17 Jason Merrill <jason@redhat.com>
2402 PR c++/81067 - redundant NULL warning.
2403 * call.c (convert_like_real): Restore null_node handling.
2405 2018-01-17 Jason Merrill <jason@redhat.com>
2407 PR c++/81843 - ICE with variadic member template.
2409 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
2412 2018-01-17 David Malcolm <dmalcolm@redhat.com>
2415 * pt.c (type_dependent_expression_p): Strip any location wrapper
2416 before testing tree codes.
2417 (selftest::test_type_dependent_expression_p): New function.
2418 (selftest::cp_pt_c_tests): Call it.
2420 2018-01-17 Nathan Sidwell <nathan@acm.org>
2423 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
2424 this not a final instantiation.
2426 2018-01-16 Jason Merrill <jason@redhat.com>
2428 PR c++/83714 - ICE checking return in template.
2429 * typeck.c (check_return_expr): Call build_non_dependent_expr.
2431 2018-01-16 Jakub Jelinek <jakub@redhat.com>
2434 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
2435 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
2436 instead of CALL_FROM_THUNK_P.
2439 * name-lookup.c (member_vec_dedup): Return early if len is 0.
2440 (resort_type_member_vec, set_class_bindings,
2441 insert_late_enum_def_bindings): Use vec qsort method instead of
2442 calling qsort directly.
2444 2018-01-15 Martin Sebor <msebor@redhat.com>
2447 * class.c (find_flexarrays): Make a record of multiple flexible array
2450 2018-01-12 Jason Merrill <jason@redhat.com>
2452 PR c++/83186 - ICE with static_cast of list-initialized temporary.
2453 * typeck.c (build_static_cast): Use build_non_dependent_expr.
2455 2018-01-12 Nathan Sidwell <nathan@acm.org>
2457 * cp-tree.h (mark_rvalue_use): Add parm name.
2458 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
2460 * call.c (convert_like_real): Fix formatting.
2462 2018-01-11 Jason Merrill <jason@redhat.com>
2464 PR c++/82728 - wrong -Wunused-but-set-variable
2467 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
2468 * decl.c (case_conversion): Likewise.
2469 * semantics.c (finish_static_assert): Call
2470 perform_implicit_conversion_flags.
2472 2018-01-11 Nathan Sidwell <nathan@acm.org>
2474 * method.c (enum mangling_flags): Delete long-dead enum.
2476 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2478 * parser.c (cp_parser_std_attribute_spec): When
2479 token_pair::require_open / require_close return false simply
2480 return error_mark_node, avoid duplicate cp_parser_error about
2481 expected '(' / ')', respectively.
2483 2018-01-10 David Malcolm <dmalcolm@redhat.com>
2486 * call.c (null_ptr_cst_p): Strip location wrappers when
2487 converting from '0' to a pointer type in C++11 onwards.
2488 (conversion_null_warnings): Replace comparison with null_node with
2489 call to null_node_p.
2490 (build_over_call): Likewise.
2491 * cp-gimplify.c (cp_fold): Remove the early bailout when
2492 processing_template_decl.
2493 * cp-lang.c (selftest::run_cp_tests): Call
2494 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
2495 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
2496 (selftest::run_cp_tests): Move decl to bottom of file.
2497 (null_node_p): New inline function.
2498 (selftest::cp_pt_c_tests): New decl.
2499 (selftest::cp_tree_c_tests): New decl.
2500 * cvt.c (build_expr_type_conversion): Replace comparison with
2501 null_node with call to null_node_p.
2502 * error.c (args_to_string): Likewise.
2503 * except.c (build_throw): Likewise.
2504 * mangle.c (write_expression): Skip location wrapper nodes.
2505 * parser.c (literal_integer_zerop): New function.
2506 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
2507 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
2508 param of cp_parser_parenthesized_expression_list. When calling
2509 warn_for_memset, replace integer_zerop calls with
2510 literal_integer_zerop, eliminating the double logical negation
2511 cast to bool. Eliminate the special-casing for CONST_DECL in
2512 favor of the fold_for_warn within warn_for_memset.
2513 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
2514 param, defaulting to false. Convert "expr" to a cp_expr, and call
2515 maybe_add_location_wrapper on it when wrap_locations_p is true.
2516 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
2517 the result for RID_ALIGNOF and RID_SIZEOF.
2518 (cp_parser_builtin_offsetof): Likewise.
2519 * pt.c: Include "selftest.h".
2520 (tsubst_copy): Handle location wrappers.
2521 (tsubst_copy_and_build): Likewise.
2522 (build_non_dependent_expr): Likewise.
2523 (selftest::test_build_non_dependent_expr): New function.
2524 (selftest::cp_pt_c_tests): New function.
2525 * tree.c: Include "selftest.h".
2526 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
2527 (selftest::test_lvalue_kind): New function.
2528 (selftest::cp_tree_c_tests): New function.
2529 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
2530 (cp_build_binary_op): Replace comparison with null_node with call
2532 (build_address): Use location of operand when building address
2535 2018-01-10 Marek Polacek <polacek@redhat.com>
2538 * call.c (build_conditional_expr_1): Check complain before warning.
2539 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
2540 -Wduplicated-branches.
2542 2018-01-10 Jakub Jelinek <jakub@redhat.com>
2545 * call.c (maybe_warn_class_memaccess): Add forward declaration.
2546 Change last argument from tree * to const vec<tree, va_gc> *, adjust
2547 args uses and check number of operands too. Don't strip away any
2548 nops. Use maybe_constant_value when looking for INTEGER_CST args.
2549 Deal with src argument not having pointer type. Check
2550 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
2552 (build_over_call): Call maybe_warn_class_memaccess here on the
2554 (build_cxx_call): Rather than here on converted arguments.
2556 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2559 * init.c (build_vec_init): Avoid building an INIT_EXPR with
2560 error_mark_node as second argument.
2562 2018-01-09 Jakub Jelinek <jakub@redhat.com>
2565 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
2566 in STATEMENT_LIST. Remove unneeded assert.
2568 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
2569 Alan Hayward <alan.hayward@arm.com>
2570 David Sherwood <david.sherwood@arm.com>
2572 * constexpr.c (cxx_eval_array_reference): Handle polynomial
2574 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
2575 * call.c (build_conditional_expr_1): Likewise.
2576 * decl.c (cp_finish_decomp): Likewise.
2577 * mangle.c (write_type): Likewise.
2578 * typeck.c (structural_comptypes): Likewise.
2579 (cp_build_binary_op): Likewise.
2580 * typeck2.c (process_init_constructor_array): Likewise.
2582 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2585 * typeck.c (build_static_cast_1): For static casts to reference types,
2586 call build_base_path with flag_delete_null_pointer_checks as nonnull
2587 instead of always false. When -fsanitize=null, call
2588 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
2589 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
2590 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
2592 2018-01-03 Nathan Sidwell <nathan@acm.org>
2595 * method.c (make_alias_for): Copy DECL_CONTEXT.
2597 2018-01-03 Marek Polacek <polacek@redhat.com>
2600 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
2602 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2604 PR preprocessor/83602
2605 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
2609 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
2610 error_mark_node, return error_mark_node.
2612 Update copyright years.
2614 2018-01-02 Jakub Jelinek <jakub@redhat.com>
2617 * tree.c (replace_placeholders_r): Pass NULL as last argument to
2618 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
2619 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
2620 to false and return.
2621 (replace_placeholders): Pass NULL instead of &pset as last argument
2624 2018-01-02 Nathan Sidwell <nathan@acm.org>
2626 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
2629 Copyright (C) 2018 Free Software Foundation, Inc.
2631 Copying and distribution of this file, with or without modification,
2632 are permitted in any medium without royalty provided the copyright
2633 notice and this notice are preserved.