1 2018-05-18 Cesar Philippidis <cesar@codesourcery.com>
4 * cp-gimplify.c (cp_genericize_r): Call genericize_omp_for_stmt for
7 2018-05-18 Richard Sandiford <richard.sandiford@linaro.org>
9 * constexpr.c (cxx_eval_constant_expression): Remove FMA_EXPR handling.
10 (potential_constant_expression_1): Likewise.
12 2018-05-16 Marek Polacek <polacek@redhat.com>
15 * call.c (set_flags_from_callee): Handle AGGR_INIT_EXPRs too.
16 * tree.c (bot_manip): Call set_flags_from_callee for
19 2018-05-15 Jason Merrill <jason@redhat.com>
21 * cp-tree.h (cp_expr): Remove copy constructor.
22 * mangle.c (struct releasing_vec): Declare copy constructor.
24 * constexpr.c (cxx_eval_vec_init_1): Pass tf_none if ctx->quiet.
26 PR c++/64372 - CWG 1560, gratuitous lvalue-rvalue conversion in ?:
27 * call.c (build_conditional_expr_1): Don't force_rvalue when one arm
28 is a throw-expression.
30 2018-05-15 Paolo Carlini <paolo.carlini@oracle.com>
32 * cp-tree.h (DECL_MAYBE_IN_CHARGE_CDTOR_P): New.
33 (FOR_EACH_CLONE): Update.
34 * decl.c (grokdeclarator): Use it.
35 * decl2.c (vague_linkage_p): Likewise.
36 * mangle.c (mangle_decl): Likewise.
37 * method.c (lazily_declare_fn): Likewise.
38 * optimize.c (can_alias_cdtor, maybe_clone_body): Likewise.
39 * repo.c (repo_emit_p): Likewise.
40 * tree.c (decl_linkage): Likewise.
42 2018-05-14 Jason Merrill <jason@redhat.com>
44 Handle TYPE_HAS_LATE_RETURN_TYPE like ref-qualifier and eh spec.
45 * tree.c (build_cp_fntype_variant): New.
46 (build_ref_qualified_type, build_exception_variant)
47 (strip_typedefs, cxx_copy_lang_qualifiers): Use it.
48 (cxx_type_hash_eq, cp_check_qualified_type): Check
49 TYPE_HAS_LATE_RETURN_TYPE.
50 (cp_build_type_attribute_variant): Check cxx_type_hash_eq.
51 (cp_build_qualified_type_real): No need to preserve C++ qualifiers.
52 * class.c (build_clone): Use cxx_copy_lang_qualifiers.
53 (adjust_clone_args): Likewise.
54 * decl.c (grokfndecl): Add late_return_type_p parameter. Use
55 build_cp_fntype_variant.
56 (grokdeclarator): Pass late_return_type_p to grokfndecl.
57 (check_function_type): Use cxx_copy_lang_qualifiers.
58 (static_fn_type): Use cxx_copy_lang_qualifiers.
59 * decl2.c (build_memfn_type, maybe_retrofit_in_chrg)
60 (cp_reconstruct_complex_type, coerce_new_type, coerce_delete_type)
61 (change_return_type): Use cxx_copy_lang_qualifiers.
62 * mangle.c (write_type): Use cxx_copy_lang_qualifiers.
63 * parser.c (cp_parser_lambda_declarator_opt): Represent an explicit
64 return type on the declarator like a normal trailing return type.
65 * pt.c (tsubst_function_type): Use build_cp_fntype_variant.
66 (copy_default_args_to_explicit_spec): Use cxx_copy_lang_qualifiers.
67 * typeck.c (merge_types): Use build_cp_fntype_variant.
69 2018-05-14 Paolo Carlini <paolo.carlini@oracle.com>
71 * cp-tree.h (TYPE_REF_P): New.
72 (TYPE_OBJ_P, TYPE_REF_OBJ_P, TYPE_REFFN_P): Update.
73 * call.c (build_list_conv, build_aggr_conv, standard_conversion,
74 direct_reference_binding, reference_binding, implicit_conversion,
75 add_builtin_candidate, build_user_type_conversion_1, build_op_call_1,
76 build_new_op_1, build_x_va_arg, conv_binds_ref_to_prvalue,
77 build_over_call, perform_implicit_conversion_flags,
78 extend_ref_init_temps, type_has_extended_temps): Use it.
79 * class.c (one_inheriting_sig, check_field_decls,
80 check_bases_and_members, find_flexarrays, finish_struct,
81 fixed_type_or_null): Likewise.
82 * constexpr.c (literal_type_p, cxx_bind_parameters_in_call,
83 non_const_var_error, cxx_eval_constant_expression,
84 potential_constant_expression_1): Likewise.
85 * cp-gimplify.c (omp_var_to_track, omp_cxx_notice_variable,
86 cp_genericize_r, cxx_omp_privatize_by_reference,
87 cxx_omp_const_qual_no_mutable, cxx_omp_finish_clause,
88 cp_fold_maybe_rvalue): Likewise.
89 * cp-ubsan.c (cp_ubsan_maybe_instrument_downcast): Likewise.
90 * cvt.c (build_up_reference, convert_to_reference,
91 convert_from_reference, convert_to_void, noexcept_conv_p,
92 fnptr_conv_p): Likewise.
93 * decl.c (poplevel, check_for_uninitialized_const_var,
94 check_initializer, initialize_local_var, cp_finish_decl,
95 get_tuple_decomp_init, cp_finish_decomp, grokdeclarator, copy_fn_p,
96 move_signature_fn_p, grok_op_properties, finish_function): Likewise.
97 * decl2.c (grok_array_decl, cp_reconstruct_complex_type,
98 decl_maybe_constant_var_p): Likewise.
99 * error.c (dump_type_prefix, dump_expr): Likewise.
100 * except.c (initialize_handler_parm, complete_ptr_ref_or_void_ptr_p,
101 is_admissible_throw_operand_or_catch_parameter): Likewise.
102 * expr.c (mark_use): Likewise.
103 * init.c (build_zero_init_1, build_value_init_noctor,
104 perform_member_init, diagnose_uninitialized_cst_or_ref_member_1,
105 build_new, build_delete): Likewise.
106 * lambda.c (build_lambda_object): Likewise.
107 * mangle.c (write_expression, write_template_arg): Likewise.
108 * method.c (forward_parm, do_build_copy_constructor,
109 do_build_copy_assign, build_stub_object, constructible_expr,
110 walk_field_subobs): Likewise.
111 * parser.c (cp_parser_omp_for_loop_init,
112 cp_parser_omp_declare_reduction_exprs,
113 cp_parser_omp_declare_reduction): Likewise.
114 * pt.c (convert_nontype_argument_function, convert_nontype_argument,
115 convert_template_argument, tsubst_pack_expansion,
116 tsubst_function_decl, tsubst_decl, tsubst, tsubst_copy_and_build,
117 maybe_adjust_types_for_deduction, check_cv_quals_for_unify, unify,
118 more_specialized_fn, invalid_nontype_parm_type_p, dependent_type_p_r,
119 value_dependent_expression_p, build_deduction_guide): Likewise.
120 * semantics.c (finish_handler_parms, finish_non_static_data_member,
121 finish_compound_literal, omp_privatize_field,
122 handle_omp_array_sections_1, handle_omp_array_sections,
123 cp_check_omp_declare_reduction, finish_omp_reduction_clause,
124 finish_omp_declare_simd_methods, cp_finish_omp_clause_depend_sink,
125 finish_omp_clauses, finish_decltype_type, capture_decltype,
126 finish_builtin_launder): Likewise.
127 * tree.c (lvalue_kind, cp_build_reference_type, move,
128 cp_build_qualified_type_real, stabilize_expr, stabilize_init): Likewise.
129 * typeck.c (cxx_safe_arg_type_equiv_p, build_class_member_access_expr,
130 cp_build_indirect_ref_1, convert_arguments, warn_for_null_address,
131 cp_build_addr_expr_1, maybe_warn_about_useless_cast,
132 build_static_cast_1, build_static_cast, build_reinterpret_cast_1,
133 build_const_cast_1, cp_build_c_cast, cp_build_modify_expr,
134 convert_for_initialization,
135 maybe_warn_about_returning_address_of_local, check_return_expr,
136 cp_type_quals, casts_away_constness, non_reference): Likewise.
137 * typeck2.c (cxx_readonly_error, store_init_value,
138 process_init_constructor_record, build_x_arrow, build_functional_cast,
139 add_exception_specifier): Likewise.
141 2018-05-14 Jason Merrill <jason@redhat.com>
143 * pt.c (tsubst) [ARRAY_TYPE]: Check valid_array_size_p.
144 (tsubst_copy_and_build) [NEW_EXPR]: Clear in_decl.
146 2018-05-11 Jakub Jelinek <jakub@redhat.com>
149 * cp-tree.h (cxx_omp_predetermined_sharing_1): New prototype.
150 * cp-gimplify.c (cxx_omp_predetermined_sharing): New wrapper around
151 cxx_omp_predetermined_sharing_1. Rename old function to ...
152 (cxx_omp_predetermined_sharing_1): ... this.
153 * semantics.c (finish_omp_clauses): Use cxx_omp_predetermined_sharing_1
154 instead of cxx_omp_predetermined_sharing.
156 2018-05-10 Jason Merrill <jason@redhat.com>
158 * decl.c (cp_finish_decl): Don't instantiate auto variable.
159 (check_static_variable_definition): Allow auto.
160 * constexpr.c (ensure_literal_type_for_constexpr_object): Likewise.
162 * cp-tree.h (DECL_CONSTRUCTOR_P): Use DECL_CXX_CONSTRUCTOR_P.
163 (DECL_DESTRUCTOR_P): Use DECL_CXX_DESTRUCTOR_P.
165 Core issue 2310 - conversion to base of incomplete type.
166 * class.c (build_base_path): Check COMPLETE_TYPE_P for source type.
168 CWG 2267 - list-initialization of reference temporary
169 * call.c (reference_binding): List-initializing a reference
170 temporary is copy-list-initialization.
172 * parser.c (cp_parser_class_head): Use num_template_headers_for_class.
174 * pt.c (instantiate_decl): Make sure we aren't trying to do a nested
175 instantiation in template context.
177 * class.c (vbase_has_user_provided_move_assign): Use
180 * lambda.c (lambda_expr_this_capture): Improve logic.
182 * decl.c (make_typename_type): s/parameters/arguments/.
183 * parser.c (cp_parser_nested_name_specifier_opt): Likewise.
184 * pt.c (make_pack_expansion): Correct error message.
186 2018-05-10 Jakub Jelinek <jakub@redhat.com>
189 * cp-gimplify.c (cp_fold): Use fold_offsetof rather than
190 fold_offsetof_1, pass TREE_TYPE (x) as TYPE to it and drop the
193 2018-05-10 Eric Botcazou <ebotcazou@adacore.com>
196 * decl2.c (adjust_var_decl_tls_model): New static function.
197 (comdat_linkage): Call it on a variable.
198 (maybe_make_one_only): Likewise.
200 2018-05-09 Paolo Carlini <paolo.carlini@oracle.com>
204 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
207 * parser.c (cp_parser_parameter_declaration_list): When the
208 entire parameter-declaration-list is erroneous maybe call
209 abort_fully_implicit_template.
211 2018-05-08 Jason Merrill <jason@redhat.com>
213 PR c++/85706 - class deduction under decltype
214 * pt.c (for_each_template_parm_r): Handle DECLTYPE_TYPE. Clear
215 *walk_subtrees whether or not we walked into the operand.
216 (type_uses_auto): Only look at deduced contexts.
218 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
221 * parser.c (cp_parser_parameter_declaration_list): When the
222 entire parameter-declaration-list is erroneous maybe call
223 abort_fully_implicit_template.
225 2018-05-08 Marek Polacek <polacek@redhat.com>
228 * semantics.c (finish_if_stmt_cond): See through typedefs.
230 2018-05-07 Jason Merrill <jason@redhat.com>
232 PR c++/85646 - lambda visibility.
233 * decl2.c (determine_visibility): Don't mess with template arguments
234 from the containing scope.
235 (vague_linkage_p): Check DECL_ABSTRACT_P before looking at a 'tor
238 2018-05-07 Nathan Sidwell <nathan@acm.org>
241 * cp-tree.h (DECL_ERROR_REPORTED, DECL_DEAD_FOR_LOCAL)
242 (DECL_HAS_SHADOWED_FOR_VAR_P, DECL_SHADOWED_FOR_VAR)
243 (SET_DECL_SHADOWED_FOR_VAR): Delete.
244 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
245 (check_for_out_of_scope_variable, init_shadowed_var_for_decl):
247 * name-lookup.h (struct cp_binding_level): Remove
248 dead_vars_from_for field.
249 * cp-lang.c (cp_init_ts): Delete.
250 (LANG_HOOKS_INIT_TS): Override to cp_common_init_ts.
251 * cp-objcp-common.c (shadowed_var_for_decl): Delete.
252 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
253 (init_shadowed_var_for_decl): Delete.
254 * decl.c (poplevel): Remove shadowed for var handling.
255 (cxx_init_decl_processing): Remove -ffor-scope deprecation.
256 * name-lookup.c (find_local_binding): Remove shadowed for var
258 (check_local_shadow): Likewise.
259 (check_for_out_of_scope_variable): Delete.
260 * parser.c (cp_parser_primary_expression): Remove shadowed for var
262 * pt.c (tsubst_decl): Remove DECL_DEAD_FOR_LOCAL setting.
263 * semantics.c (begin_for_scope): Always have a scope.
264 (begin_for_stmt, finish_for_stmt): Remove ARM-for scope handling.
265 (begin_range_for_stmt, finish_id_expression): Likewise.
267 2018-05-07 Jason Merrill <jason@redhat.com>
269 PR c++/85618 - ICE with initialized VLA.
270 * tree.c (vla_type_p): New.
271 * typeck2.c (store_init_value, split_nonconstant_init_1): Check it
272 rather than array_of_runtime_bound_p.
274 2018-05-05 Paolo Carlini <paolo.carlini@oracle.com>
276 * cvt.c (ocp_convert): Early handle the special case of a
277 null_ptr_cst_p expr converted to a NULLPTR_TYPE_P type.
279 2018-05-03 Jason Merrill <jason@redhat.com>
281 PR c++/85600 - virtual delete failure.
282 * init.c (build_delete): Always save_expr when deleting.
284 2018-05-03 Nathan Sidwell <nathan@acm.org>
286 * decl.c (cxx_init_decl_processing): Remove flag_friend_injection.
287 * name-lookup.c (do_pushdecl): Likewise.
289 2018-05-02 Paolo Carlini <paolo.carlini@oracle.com>
290 Jason Merrill <jason@redhat.com>
293 * name-lookup.c (check_local_shadow): Don't handle static old
294 declarations in the block handling locals shadowing locals.
296 2018-05-01 Jason Merrill <jason@redhat.com>
298 PR c++/85587 - error with scoped enum in template.
299 * semantics.c (finish_qualified_id_expr): Don't return an
300 unqualified IDENTIFIER_NODE.
302 2018-04-30 Jason Merrill <jason@redhat.com>
304 PR c++/85580 - extern "C" and local variables
305 * name-lookup.c (check_extern_c_conflict): Ignore local decls.
307 PR c++/84701 - unsigned typeof.
308 * decl.c (grokdeclarator): Overhaul diagnostics for invalid use
309 of long/short/signed/unsigned.
311 PR c++/85305 - pack in lambda init-capture.
312 * parser.c (cp_parser_initializer): Add subexpression_p parm; don't
313 check_for_bare_parameter_packs in a subexpression.
314 (cp_parser_lambda_introducer): Use it.
316 PR c++/61982 - dead stores to destroyed objects.
317 * call.c (build_trivial_dtor_call): New, assigns a clobber.
318 (build_over_call, build_special_member_call): Use it.
319 * cp-tree.h: Declare it.
320 * init.c (build_delete): Remove trivial path.
322 * init.c (build_dtor_call): Use build_special_member_call.
323 (build_delete): Remove redundant uses of save_addr.
325 * decl.c (build_clobber_this): Use build_clobber.
327 2018-04-27 Jakub Jelinek <jakub@redhat.com>
330 * init.c (build_zero_init_1): For zero initialization of
331 NULLPTR_TYPE_P type use build_int_cst directly.
333 2018-04-27 David Malcolm <dmalcolm@redhat.com>
336 * name-lookup.c (consider_binding_level): Skip compiler-generated
338 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Flatten
339 nested if statements into a series of rejection tests. Reject
340 lambda-ignored entities as suggestions.
342 2018-04-27 Jason Merrill <jason@redhat.com>
344 * cvt.c (cp_fold_convert): Use convert_ptrmem.
345 * typeck.c (convert_ptrmem): Add a NOP even if no adjustment.
347 2018-04-27 Paolo Carlini <paolo.carlini@oracle.com>
350 * decl.c (grokdeclarator): Clear friendp upon definition in local
351 class definition error.
353 2018-04-27 Jason Merrill <jason@redhat.com>
355 PR c++/85545 - ICE with noexcept PMF conversion.
356 * cvt.c (cp_fold_convert): Pass PMF CONSTRUCTORs to
358 * typeck.c (build_ptrmemfunc): Don't build a NOP_EXPR for zero
360 (build_ptrmemfunc_access_expr): Special-case CONSTRUCTORs.
362 2018-04-27 Nathan Sidwell <nathan@acm.org>
364 * typeck.c (convert_ptrmem): Move local var decls to initialization.
366 * cp-tree.h (TEMPLATE_INFO): Fix comments.
367 (TI_PENDING_TEMPLATE_FLAG): Check TEMPLATE_INFO.
368 (NON_DEFAULT_TEMPLATE_ARG_COUNT): Wrap line.
369 (dump, print_other_binding_stacks): Remove declarations.
370 * name-lookup.c (print_other_binding_stack): Make static.
371 * pt.c (build_template_decl): Make static.
373 2018-04-26 Jason Merrill <jason@redhat.com>
375 PR c++/85545 - ICE with noexcept PMF conversion.
376 * cvt.c (cp_fold_convert): Handle PMF CONSTRUCTORs directly.
378 2018-04-25 Nathan Sidwell <nathan@acm.org>
382 * cp-tree.h (REINTERPRET_CAST_P): New.
383 * constexpr.c (cxx_eval_constant_expression) <case NOP_EXPR>:
384 Reject REINTERPET_CAST_P conversions. Use cplus_expand_constant
385 for non-trivial PTRMEM_CST cases.
386 * typeck.c (build_nop_reinterpret): New.
387 (build_reinterpret_cast_1): Use it. Set REINTERPRET_CAST_P on
388 NOP_EXPRs returned by cp_convert.
390 2018-04-23 Jason Merrill <jason@redhat.com>
392 PR c++/69560 - wrong alignof(double) on x86.
393 CWG 1879 - Inadequate definition of alignment requirement.
394 * cp-tree.h (ALIGNOF_EXPR_STD_P): New.
395 * typeck.c (cxx_sizeof_or_alignof_type): Add std_alignof parm.
396 (cxx_sizeof_expr, cxx_sizeof_nowarn, cxx_alignas_expr)
397 (cxx_alignof_expr): Pass it.
398 * parser.c (cp_parser_unary_expression): Pass it.
399 * pt.c (tsubst_copy): Copy it.
400 (tsubst_copy_and_build): Pass it.
401 * decl.c (fold_sizeof_expr): Pass it.
403 2018-04-23 Jakub Jelinek <jakub@redhat.com>
404 Jason Merrill <jason@redhat.com>
406 PR c++/85470 - wrong error with static data member.
407 * decl.c (check_initializer): Check DECL_INITIALIZED_IN_CLASS_P.
408 * typeck2.c (store_init_value): Likewise.
410 2018-04-20 Jakub Jelinek <jakub@redhat.com>
413 * cp-tree.h (tinst_level): Remove in_system_header_p member,
414 change refcount member from unsigned char to unsigned short,
415 add refcount_infinity static data member, adjust comments.
416 * pt.c (tinst_level::refcount_infinity): Define.
417 (inc_refcount_use): Remove assert, don't increment if refcount
418 is already refcount_infinity, adjust comment.
419 (dec_refcount_use): Remove assert, don't decrement if refcount
420 is refcount_infinity, adjust comment.
421 (push_tinst_level_loc): Formatting fix.
423 2018-04-19 Paolo Carlini <paolo.carlini@oracle.com>
426 * pt.c (lookup_template_class_1): Check pushtag return value for
429 2018-04-19 Alexandre Oliva <aoliva@redhat.com>
432 * cp-tree.h (tinst_level::free): Fix whitespace.
434 2018-04-18 Paolo Carlini <paolo.carlini@oracle.com>
437 * pt.c (tsubst_lambda_expr): Check begin_lambda_type return value
440 2018-04-18 Jakub Jelinek <jakub@redhat.com>
443 * typeck.c (cp_build_addr_expr_1): Move handling of offsetof-like
444 tricks from here to ...
445 * cp-gimplify.c (cp_fold) <case ADDR_EXPR>: ... here. Only use it
446 if INDIRECT_REF's operand is INTEGER_CST cast to pointer type.
448 2018-04-18 Alexandre Oliva <aoliva@redhat.com>
451 * cp-tree.h (struct tinst_level): Split decl into tldcl and
452 targs. Add private split_list_p, tree_list_p, and not_list_p
453 inline const predicates; to_list private member function
454 declaration; free public member function declaration; list_p,
455 get_node and maybe_get_node accessors, and refcount data
456 member. Narrow errors to unsigned short.
457 * error.c (print_instantiation_full_context): Use new
459 (print_instantiation_partial_context_line): Likewise. Drop
460 const from tinst_level-typed parameter.
461 * mangle.c (mangle_decl_string): Likewise.
462 * pt.c (freelist): New template class.
463 (tree_list_freelist_head): New var.
464 (tree_list_freelist): New fn, along with specializations.
465 (tinst_level_freelist_head): New var.
466 (pending_template_freelist_head): Likewise.
467 (tinst_level_freelist, pending_template_freelist): New fns.
468 (tinst_level::to_list, tinst_level::free): Define.
469 (inc_refcount_use, dec_refcount_use): New fns for tinst_level.
470 (set_refcount_ptr): New template fn.
471 (add_pending_template): Adjust for refcounting, freelists and
473 (neglectable_inst_p): Take a NULL d as a non-DECL.
474 (limit_bad_template_recursion): Use new accessors.
475 (push_tinst_level): New overload to create the list.
476 (push_tinst_level_loc): Make it static, split decl into two
477 args, adjust tests and initialization to cope with split
478 lists, use freelist, adjust for refcounting.
479 (push_tinst_level_loc): New wrapper with the old interface.
480 (pop_tinst_level): Adjust for refcounting.
481 (record_last_problematic_instantiation): Likewise.
482 (reopen_tinst_level): Likewise. Use new accessors.
483 (instantiate_alias_template): Adjust for split list.
484 (fn_type_unification): Likewise.
485 (get_partial_spec_bindings): Likewise.
486 (instantiate_pending_templates): Use new accessors. Adjust
487 for refcount. Release pending_template to freelist.
488 (instantiating_current_function_p): Use new accessors.
490 2018-04-16 Alexandre Oliva <aoliva@redhat.com>
493 * parser.c (cp_parser_builtin_offset): Reject type definitions.
494 * mangle.c (nested_anon_class_index): Avoid crash returning -1
495 if we've seen errors.
497 2018-04-12 David Malcolm <dmalcolm@redhat.com>
500 * name-lookup.c (macro_use_before_def::maybe_make): New function,
501 checking that the use is indeed before the definition.
502 (macro_use_before_def::macro_use_before_def): Make private.
503 (macro_use_before_def::~macro_use_before_def): Make private. Move
504 check for UNKNOWN_LOCATION to macro_use_before_def::maybe_make.
505 (lookup_name_fuzzy): Call macro_use_before_def::maybe_make rather
506 than using new directly.
508 2018-04-12 Jason Merrill <jason@redhat.com>
510 PR c++/85356 - ICE with pointer to member function.
511 * pt.c (maybe_instantiate_noexcept): Do instantiate in templates if
512 flag_noexcept_type. Build the new spec within the function context.
513 * except.c (build_noexcept_spec): Do get constant value in templates
514 if flag_noexcept_type.
515 * decl.c (check_redeclaration_exception_specification): Don't
516 instantiate noexcept on a dependent declaration.
518 2018-04-12 Marek Polacek <polacek@redhat.com>
521 * constexpr.c (reduced_constant_expression_p): Return false for null
524 2018-04-11 Marek Polacek <polacek@redhat.com>
527 * constexpr.c (potential_constant_expression_1): Consider conversions
528 from classes to literal types potentially constant.
530 2018-04-10 Paolo Carlini <paolo.carlini@oracle.com>
533 * init.c (build_zero_init_1): Handle NULLPTR_TYPE_P being true of
534 the type like TYPE_PTR_OR_PTRMEM_P.
536 2018-04-10 Jason Merrill <jason@redhat.com>
538 PR debug/65821 - wrong location for main().
539 * call.c (clear_location_r, convert_default_arg): Revert.
540 * tree.c (break_out_target_exprs): Add clear_location parm.
541 (struct bot_data): New.
542 (bot_manip): Clear location if requested.
543 * init.c (get_nsdmi): Pass clear_location.
545 2018-04-10 David Malcolm <dmalcolm@redhat.com>
548 * call.c (get_fndecl_argument_location): Make non-static.
549 * cp-tree.h (get_fndecl_argument_location): New decl.
550 * typeck.c (convert_for_assignment): When complaining due to
551 conversions for an argument, show the location of the parameter
554 2018-04-10 Jakub Jelinek <jakub@redhat.com>
556 PR c++/85312 - P0962 cleanup
557 * parser.c (cp_parser_perform_range_for_lookup): Remove unreachable
560 2018-04-10 Jason Merrill <jason@redhat.com>
562 PR debug/65821 - wrong location for main().
563 * call.c (clear_location_r): New.
564 (convert_default_arg): Use it.
565 * tree.c (bot_manip): Remove builtin_LINE/FILE handling.
567 PR c++/85285 - ICE with flexible array after substitution.
568 * pt.c (instantiate_class_template_1): Check for flexible array in
571 2018-04-09 Paolo Carlini <paolo.carlini@oracle.com>
574 * decl.c (cp_finish_decomp): In a template, if the type is incomplete
575 issue a pedwarn and defer trying to do bindings.
577 2018-04-09 Jason Merrill <jason@redhat.com>
579 PR c++/85279 - dump_expr doesn't understand decltype.
580 * error.c (dump_expr): Handle DECLTYPE_TYPE.
582 PR c++/85262 - ICE with redundant qualification on constructor.
583 * call.c (build_new_method_call_1): Move make_args_non_dependent
584 after A::A() handling.
586 PR c++/85277 - ICE with invalid offsetof.
587 * semantics.c (finish_offsetof): Avoid passing non-DECL to %qD.
588 Adjust -Winvalid-offsetof diagnostic to say conditionally supported.
590 PR c++/85264 - ICE with excess template-parameter-list.
591 * parser.c (cp_parser_check_template_parameters): Add template_id_p
592 parameter. Don't allow an extra template header if true.
593 (cp_parser_class_head): Pass template_id_p.
594 (cp_parser_elaborated_type_specifier): Likewise.
595 (cp_parser_alias_declaration): Likewise.
596 (cp_parser_check_declarator_template_parameters): Likewise.
598 2018-04-09 Jakub Jelinek <jakub@redhat.com>
601 * parser.c (cp_parser_simple_declaration): For structured bindings,
602 if *maybe_range_for_decl is NULL after parsing it, set it to
605 2018-04-09 Jason Merrill <jason@redhat.com>
607 PR c++/85256 - ICE capturing pointer to VLA.
608 * lambda.c (add_capture): Distinguish between variable-size and
609 variably-modified types.
611 2018-04-06 Jason Merrill <jason@redhat.com>
613 PR c++/85214 - ICE with alias, generic lambda, constexpr if.
614 * pt.c (extract_locals_r): Remember local typedefs.
616 2018-04-06 David Malcolm <dmalcolm@redhat.com>
619 * name-lookup.c (struct std_name_hint): Move out of
620 get_std_name_hint; add field "min_dialect".
621 (get_std_name_hint): Add min_dialect values to all initializers.
622 Add <any>, <atomic>, <bitset>, <condition_variable>, <functional>,
623 <future>, <istream>, <iterator>, <ostream>, <mutex>, <optional>,
624 <shared_mutex>, <string_view>, <thread>, and <variant>.
625 Add fstream, ifstream, and ofstream to <fstream>.
626 Add istringstream, ostringstream, and stringstream to <sstream>.
627 Add basic_string to <string>.
628 Add tuple_element and tuple_size to <tuple>.
629 Add declval to <utility>.
630 Fix ordering of <queue> and <tuple>.
631 Return a std_name_hint, rather than a const char *.
632 (get_cxx_dialect_name): New function.
633 (maybe_suggest_missing_std_header): Detect names that aren't yet
634 available in the current dialect, and instead of suggesting a
635 missing #include, warn about the dialect.
637 2018-04-06 Jakub Jelinek <jakub@redhat.com>
640 * pt.c (tsubst_decomp_names): Return error_mark_node and assert
641 errorcount is set if tsubst doesn't return a VAR_DECL.
643 2018-04-06 David Malcolm <dmalcolm@redhat.com>
646 * name-lookup.c (using_directives_contain_std_p): New function.
647 (has_using_namespace_std_directive_p): New function.
648 (suggest_alternatives_for): Simplify if/else logic using early
649 returns. If no candidates were found, and there's a
650 "using namespace std;" directive, call
651 maybe_suggest_missing_std_header.
652 (maybe_suggest_missing_header): Split later part of the function
654 (maybe_suggest_missing_std_header): New.
656 2018-04-06 Jason Merrill <jason@redhat.com>
658 PR c++/85242 - ICE with class definition in template parm.
659 * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): False if
660 processing_template_parmlist.
662 PR c++/85240 - LTO ICE with using of undeduced auto fn.
663 * cp-gimplify.c (cp_genericize_r): Discard using of undeduced auto.
665 2018-04-05 Jakub Jelinek <jakub@redhat.com>
668 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3)
669 is not prev, if prev == decl.
672 * decl.c (start_decl): For DECL_DECOMPOSITION_P decls, don't call
673 maybe_apply_pragma_weak here...
674 (cp_maybe_mangle_decomp): ... but call it here instead.
676 2018-04-05 Jason Merrill <jason@redhat.com>
678 PR c++/85136 - ICE with designated init in template.
679 * decl.c (maybe_deduce_size_from_array_init): Handle dependent
680 designated initializer.
681 (check_array_designated_initializer): Update ce->index with the
684 PR c++/83808 - ICE with VLA initialization.
685 * typeck2.c (process_init_constructor_array): Don't require a VLA
686 initializer to have VLA type.
688 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
691 * call.c (convert_like_real): Fail gracefully for a broken
692 std::initializer_list, missing a definition.
694 * name-lookup.c (do_pushtag): Tweak message, use %< and %>.
696 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
699 * decl.c (grokdeclarator): Fix diagnostic about typedef name used
700 as nested-name-specifier, keep type and TREE_TYPE (decl) in sync.
702 2018-04-05 Jason Merrill <jason@redhat.com>
704 PR c++/82152 - ICE with class deduction and inherited ctor.
705 * pt.c (do_class_deduction): Ignore inherited ctors.
707 PR c++/84665 - ICE with array of empty class.
708 * decl2.c (cp_check_const_attributes): Use fold_non_dependent_expr.
710 PR c++/85228 - ICE with lambda in enumerator in template.
711 * pt.c (bt_instantiate_type_proc): Don't assume
712 CLASSTYPE_TEMPLATE_INFO is non-null.
714 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
717 * decl.c (find_decomp_class_base): Check accessibility instead
718 of declared access, adjust diagnostic.
720 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
723 * decl.c (get_tuple_decomp_init): Check the templatedness
726 2018-04-05 Jason Merrill <jason@redhat.com>
728 PR c++/85200 - ICE with constexpr if in generic lambda.
729 * pt.c (extract_locals_r): Don't record the local specs of variables
730 declared within the pattern.
732 2018-04-05 Alexandre Oliva <aoliva@redhat.com>
735 * pt.c (check_auto_in_tmpl_args): New.
736 (tsubst_qualified_id): Use it to reject template args
737 referencing auto for non-type templates.
738 * parser.c (cp_parser_template_id): Likewise.
739 * cp-tree.h (check_auto_in_tmpl_args): Declare.
740 * typeck2.c (build_functional_cast): Report correct location
741 for invalid use of auto.
743 2018-04-04 Jason Merrill <jason@redhat.com>
745 PR c++/85215 - ICE with copy-init from conversion.
746 * call.c (merge_conversion_sequences): Fix type of direct binding
749 PR c++/84938 - ICE with division by ~-1.
750 * call.c (set_up_extended_ref_temp): Call cp_fully_fold.
752 PR c++/84936 - ICE with unexpanded pack in mem-initializer.
753 * parser.c (cp_parser_mem_initializer_list): Call
754 check_for_bare_parameter_packs.
756 2018-04-04 Jakub Jelinek <jakub@redhat.com>
759 * constexpr.c (cxx_eval_builtin_function_call): For calls to
760 builtin_valid_in_constant_expr_p functions, don't call
761 cxx_eval_constant_expression if argument is not
762 potential_constant_expression.
765 * cp-tree.h (calculate_bases, calculate_direct_bases): Add complain
767 * semantics.c (calculate_bases): Add complain argument. Use
768 complete_type_or_maybe_complain instead of just complete_type and
769 return an empty vector if it fails. Move make_tree_vector () call
770 after early return. Formatting fixes.
771 (calculate_direct_bases): Likewise. Call release_tree_vector at the
773 (dfs_calculate_bases_post, calculate_bases_helper): Formatting fixes.
774 * pt.c (tsubst_pack_expansion): Adjust calculate_bases and
775 calculate_direct_bases callers, formatting fixes.
777 2018-04-04 Jason Merrill <jason@redhat.com>
779 PR c++/85006 - -fconcepts ICE with A<auto...> return type
780 * pt.c (tsubst_pack_expansion): Allow unsubstituted auto pack.
782 PR c++/85200 - ICE with constexpr if in generic lambda.
783 * tree.c (cp_walk_subtrees): Walk into DECL_EXPR in templates.
785 PR c++/84221 - bogus -Wunused with attribute and template.
786 * decl2.c (is_late_template_attribute): Handle unused and used
787 normally on non-TYPE_DECL.
789 PR c++/85135 - ICE with omitted template arguments.
790 * decl.c (grokdeclarator): Catch deduced class type in trailing
793 PR c++/85133 - ICE with missing concept initializer.
794 * decl.c (cp_finish_decl): If a concept initializer is missing, use
797 PR c++/85118 - wrong error with generic lambda and std::bind.
798 * call.c (add_template_conv_candidate): Disable if there are any
801 PR c++/85141 - ICE with compound assignment and static member fn.
802 * typeck.c (cp_build_modify_expr): Call decay_conversion for RHS of
805 PR c++/85148 - ICE with 'this' in array NSDMI.
806 * tree.c (replace_placeholders_r): Use handled_component_p.
808 2018-04-04 Ville Voutilainen <ville.voutilainen@gmail.com>
811 * decl.c (grokfndecl): Handle standard UDL diagnostics here..
812 * parser.c (cp_parser_unqualified_id): ..not here.
814 2018-04-04 Alexandre Oliva <aoliva@redhat.com>
817 * typeck.c (cp_build_addr_expr_1): Mark FUNCTION_DECL as
819 * decl2.c (mark_used): Return without effects if tf_conv.
821 2018-04-03 Jason Merrill <jason@redhat.com>
823 PR c++/85092 - C++17 ICE with unused list constructor.
824 * call.c (conv_binds_ref_to_prvalue): Also count ck_identity
827 PR c++/85113 - ICE with constexpr and __builtin_constant_p.
828 * constexpr.c (cxx_eval_builtin_function_call): Only defer
829 __builtin_constant_p if ctx->quiet.
831 2018-04-03 Paolo Carlini <paolo.carlini@oracle.com>
834 * pt.c (rewrite_template_parm): If the first argument is
835 error_mark_node return it immediately.
836 (build_deduction_guide): Check the return value of the
837 latter for error_mark_node.
838 (do_class_deduction): Check the return value of the latter.
840 2018-04-03 Jason Merrill <jason@redhat.com>
842 * semantics.c (finish_if_stmt_cond): Use
843 instantiation_dependent_expression_p.
845 PR c++/85149 - generic lambda and constexpr if.
846 * pt.c (build_extra_args, add_extra_args): Split from
847 tsubst_pack_expansion.
848 (tsubst_expr) [IF_STMT]: Use them.
849 * cp-tree.h (IF_STMT_EXTRA_ARGS): New.
851 * typeck.c (merge_types): Limit matching attribute shortcut to
854 2018-04-03 Jakub Jelinek <jakub@redhat.com>
857 * pt.c (fixed_parameter_pack_p_1): Punt if parm is error_mark_node.
860 * name-lookup.c (handle_namespace_attrs): Return early if attributes
864 * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
865 fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
866 instead for static data members clear init and set DECL_EXTERNAL.
868 2018-04-02 Jason Merrill <jason@redhat.com>
870 PR c++/64095 - auto... parameter pack.
871 * parser.c (cp_parser_parameter_declaration): Handle turning autos
873 (cp_parser_parameter_declaration_list): Not here.
875 2018-03-31 Alexandre Oliva <aoliva@redhat.com>
878 * class.c (instantiate_type): Peel off SAVE_EXPR before
881 2018-03-30 Jason Merrill <jason@redhat.com>
883 * typeck2.c (process_init_constructor_record): Use
884 init_list_type_node for the CONSTRUCTOR around an anonymous union
885 designated initializer.
887 2018-03-30 Jakub Jelinek <jakub@redhat.com>
890 * semantics.c (finish_omp_reduction_clause): If
891 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
892 even if processing_template_decl.
894 2018-03-29 David Malcolm <dmalcolm@redhat.com>
897 * name-lookup.c (get_std_name_hint): Add names from <memory>,
898 <tuple>, and <utility>.
900 2018-03-29 Jason Merrill <jason@redhat.com>
902 PR c++/85093 - too many template args with pack expansion.
903 * pt.c (coerce_template_parms): Keep pack expansion args that will
906 2018-03-29 Jason Merrill <jason@redhat.com>
908 * pt.c (build_non_dependent_expr): Propagate expr location.
910 2018-03-27 Jason Merrill <jason@redhat.com>
912 PR c++/85060 - wrong-code with call to base member in template.
913 * search.c (any_dependent_bases_p): Check uses_template_parms
914 rather than processing_template_decl.
916 2018-03-29 David Malcolm <dmalcolm@redhat.com>
919 * typeck.c (convert_for_assignment): When complaining due to
920 conversions for an argument, attempt to use the location of the
923 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
926 * pt.c (tsubst_default_argument): Early return if the type of the
927 parameter is erroneous.
929 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
932 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
936 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
938 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
941 * method.c (defaulted_late_check): Partially revert r253321 changes,
942 do not early return upon error.
944 2018-03-27 Jakub Jelinek <jakub@redhat.com>
947 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
948 type call fold to generate VECTOR_CSTs when possible.
951 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
952 return it right away.
954 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
956 * search.c (check_final_overrider): Use inform instead of error
957 for the diagnostics of the overridden functions. Tweak wording.
959 2018-03-27 Jakub Jelinek <jakub@redhat.com>
962 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
963 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
965 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
966 Jason Merrill <jason@redhat.com>
969 * init.c (build_aggr_init): When initializing from array,
970 reject anything but CONSTRUCTORs and TARGET_EXPRs.
971 (build_vec_init): Handle separately ARRAY_TYPEs.
973 2018-03-26 Jason Merrill <jason@redhat.com>
975 PR c++/85062 - ICE with alignas in wrong place.
976 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
979 PR c++/85049 - ICE with __integer_pack.
980 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
981 * cp-tree.h (TEMPLATE_PARM_P): New.
983 2018-03-23 Jason Merrill <jason@redhat.com>
985 PR c++/78489 - wrong SFINAE behavior.
988 * pt.c (type_unification_real): Don't defer substitution failure.
990 2018-03-23 Jakub Jelinek <jakub@redhat.com>
993 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
997 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
998 cp_build_unary_op call with gcc_unreachable ().
1000 2018-03-23 Marek Polacek <polacek@redhat.com>
1003 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
1004 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
1005 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
1007 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
1010 * parser.c (cp_parser_perform_range_for_lookup): Change
1011 the condition for deciding whether to use members.
1013 2018-03-23 Marek Polacek <polacek@redhat.com>
1016 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
1018 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
1021 * parser.c (cp_parser_alias_declaration): Call
1022 parser_check_template_parameters.
1025 * pt.c (resolve_typename_type): Drop assert that stopped
1026 simplification to template-independent types. Add assert to
1027 verify the initial scope is template dependent.
1028 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
1029 Reparse the id expression as a type-name, not a declarator.
1032 * init.c (build_vec_init): Error at parenthesized array init.
1037 * cp-tree.h (temp_override): New template class, generalizing
1038 a cleanup that was only used...
1039 * parser.c (cp_parser_parameter_declaration_clause):
1040 ... here for auto_is_implicit_function_template_parm_p.
1041 (cp_parser_gnu_attributes_opt): Use it here as well.
1042 (cp_parser_std_attribute): Likewise.
1044 2018-03-22 Marek Polacek <polacek@redhat.com>
1047 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
1050 2018-03-21 Jason Merrill <jason@redhat.com>
1052 PR c++/81311 - wrong C++17 overload resolution.
1053 * call.c (build_user_type_conversion_1): Remove C++17 code.
1054 (conv_binds_ref_to_prvalue): New.
1055 (build_over_call): Handle C++17 copy elision.
1056 (build_special_member_call): Only do C++17 copy elision here if the
1057 argument is already the right type.
1059 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
1062 * init.c (build_vec_init): Silence error, former sorry,
1067 * parser.c (abort_fully_implicit_template_p): New.
1068 (cp_parser_skip_to_end_of_statement): Use it.
1069 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
1070 (finish_fully_implicit_template_p): Clear
1071 implicit_template_parms and implicit_template_scope.
1073 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
1076 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
1077 error_mark_node when check_array_designated_initializer fails.
1079 2018-03-21 Jakub Jelinek <jakub@redhat.com>
1082 * cp-tree.h (genericize_compound_lvalue): Declare.
1083 * typeck.c (genericize_compound_lvalue): New function.
1084 (unary_complex_lvalue, cp_build_modify_expr): Use it.
1085 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
1086 and PREDECREMENT_EXPR in output and "m" constrained input operands with
1087 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
1088 COMPOUND_EXPR operand.
1090 2018-03-21 Nathan Sidwell <nathan@acm.org>
1093 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
1094 * decl2.c (vague_linkage_p): Likewise.
1096 2018-03-21 David Malcolm <dmalcolm@redhat.com>
1099 * constexpr.c (constexpr_fn_retval): Make non-"static".
1100 * cp-tree.h (constexpr_fn_retval): New decl.
1101 * search.c (direct_accessor_p): Update leading comment.
1102 (reference_accessor_p): Likewise.
1103 (field_accessor_p): Replace check that function body is a
1104 RETURN_EXPR with a call to constexpr_fn_retval. Fix
1105 indentation of "field_type" decl.
1107 2018-03-21 Nathan Sidwell <nathan@acm.org>
1110 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
1113 2018-03-21 Martin Sebor <msebor@redhat.com>
1116 * call.c (first_non_public_field): New template and function.
1117 (first_non_trivial_field): New function.
1118 (maybe_warn_class_memaccess): Call them.
1120 2018-03-21 David Malcolm <dmalcolm@redhat.com>
1123 * search.c (field_accessor_p): Use class_of_this_parm rather than
1124 type_of_this_parm, to check that "this" is a "const T *", rather
1127 2018-03-21 Nathan Sidwell <nathan@acm.org>
1129 * class.c (finish_struct_anon_r): Refactor, deprecate anything
1130 other than public non-static data members.
1131 * parser.c (cp_parser_init_declarator): Deprecate attributes after
1132 parenthesized initializer.
1135 * name-lookup.c (update_binding): Correct logic for local binding
1138 2018-03-21 Marek Polacek <polacek@redhat.com>
1140 PR c++/71638, ICE with NSDMI and reference.
1141 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
1142 even when we replace an element.
1144 2018-03-20 Marek Polacek <polacek@redhat.com>
1146 PR c++/84978, ICE with NRVO.
1147 * constexpr.c (cxx_eval_constant_expression): Handle the case when
1148 a RESULT_DECL isn't in the hash map.
1150 2018-03-20 Jason Merrill <jason@redhat.com>
1152 PR c++/84978, ICE with NRVO.
1153 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
1154 (cp_get_callee_fndecl_nofold): New.
1155 * cp-gimplify.c (cp_genericize_r): Use it instead.
1156 * call.c (check_self_delegation): Likewise.
1158 2018-03-20 Nathan Sidwell <nathan@acm.org>
1161 * name-lookup.c (pushdecl_class_level): Push anon-struct's
1162 member_vec, if there is one.
1165 * cp-tree.h (lookup_list_keep): Declare.
1166 * tree.c (lookup_list_keep): New, broken out of ...
1167 (build_min): ... here. Call it.
1168 * decl.c (cp_finish_decl): Call lookup_list_keep.
1170 2018-03-19 Jason Merrill <jason@redhat.com>
1172 PR c++/84937 - ICE with class deduction and auto.
1173 * pt.c (rewrite_template_parm): Fix auto handling.
1175 2018-03-19 Marek Polacek <polacek@redhat.com>
1178 * pt.c (enclosing_instantiation_of): Check if fn is null.
1181 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
1182 as we evaluate the elements.
1183 (cxx_eval_constant_expression): Verify constructor's flags
1186 2018-03-19 Jason Merrill <jason@redhat.com>
1188 PR c++/71834 - template-id with too few arguments.
1189 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
1191 2018-03-19 Nathan Sidwell <nathan@acm.org>
1194 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
1195 * pt.c (build_template_decl): Propagate language linkage.
1198 * name-lookup.c (set_local_extern_decl_linkage): Defend against
1201 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1204 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
1206 * method.c (synthesize_method): Likewise.
1207 * pt.c (convert_nontype_argument): Likewise.
1209 2018-03-16 Jason Merrill <jason@redhat.com>
1211 PR c++/84720 - ICE with rvalue ref non-type argument.
1212 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
1213 (convert_nontype_argument): Revert earlier change.
1215 PR c++/80227 - SFINAE and negative array size.
1216 * decl.c (compute_array_index_type): Use
1217 build_converted_constant_expr and valid_constant_size_p.
1219 PR c++/84906 - silent wrong code with ambiguous conversion.
1220 * call.c (build_user_type_conversion_1): Set need_temporary_p on
1221 ambiguous conversion.
1222 (convert_like_real): Check it.
1224 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
1225 * call.c (build_special_member_call): Don't convert an init-list
1226 argument directly to the class type.
1228 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1232 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
1233 (find_placeholder): Declare.
1234 * tree.c (struct replace_placeholders_t): Add exp member.
1235 (replace_placeholders_r): Don't walk into ctors with
1236 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
1237 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
1238 (replace_placeholders): Initialize data.exp.
1239 (find_placeholders_r, find_placeholders): New functions.
1240 * typeck2.c (process_init_constructor_record,
1241 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
1242 if adding NSDMI on which find_placeholder returns true.
1243 * call.c (build_over_call): Don't call replace_placeholders here.
1244 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
1245 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
1246 TARGET_EXPR_INITIAL.
1247 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
1250 2018-03-16 Jason Merrill <jason@redhat.com>
1252 PR c++/83911 - ICE with multiversioned constructor.
1253 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
1255 * call.c (build_over_call): Not here.
1257 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1260 * decl.c (reshape_init_class): Don't assert d->cur->index == field
1261 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
1263 2018-03-15 Jakub Jelinek <jakub@redhat.com>
1266 * cp-tree.h (cp_warn_deprecated_use): Declare.
1267 * tree.c (cp_warn_deprecated_use): New function.
1268 * typeck2.c (build_functional_cast): Use it.
1269 * decl.c (grokparms): Likewise.
1270 (grokdeclarator): Likewise. Temporarily push nested class scope
1271 around grokparms call for out of class member definitions.
1273 2018-03-14 Jason Merrill <jason@redhat.com>
1275 PR c++/84820 - no error for invalid qualified-id.
1276 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
1277 cp_error_declarator.
1279 PR c++/84801 - ICE with unexpanded pack in lambda.
1280 * pt.c (check_for_bare_parameter_packs): Don't return early for a
1281 lambda in non-template context.
1283 PR c++/81236 - auto variable and auto function
1284 * pt.c (tsubst_baselink): Update the type of the BASELINK after
1287 2018-03-14 Jason Merrill <jason@redhat.com>
1289 PR c++/83916 - ICE with template template parameters.
1290 * pt.c (convert_template_argument): Don't substitute into type of
1291 non-type parameter if we don't have enough arg levels.
1294 2018-03-14 Marek Polacek <polacek@redhat.com>
1297 * semantics.c (finish_static_assert): Check
1298 instantiation_dependent_expression_p instead of
1299 {type,value}_dependent_expression_p.
1301 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
1302 Jason Merrill <jason@redhat.com>
1304 PR c++/82336 - link error with list-init default argument.
1305 * decl.c (check_default_argument): Unshare an initializer list.
1307 2018-03-13 Jakub Jelinek <jakub@redhat.com>
1310 * decl.c (duplicate_decls): For redefinition of built-in, use error
1311 and return error_mark_node. For redeclaration, return error_mark_node
1312 rather than olddecl if !flag_permissive.
1314 2018-03-13 Jason Merrill <jason@redhat.com>
1316 PR c++/82565 - ICE with concepts and generic lambda.
1317 * pt.c (instantiate_decl): Clear fn_context for lambdas.
1319 2018-03-13 Jason Merrill <jason@redhat.com>
1321 PR c++/84720 - ICE with rvalue ref non-type argument.
1322 * pt.c (convert_nontype_argument): Handle rvalue references.
1324 PR c++/84839 - ICE with decltype of parameter pack.
1325 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
1326 instantiating dummy parms.
1328 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
1329 parameter even without -Wpedantic.
1331 PR c++/84798 - ICE with auto in abstract function declarator.
1332 * parser.c (cp_parser_parameter_declaration_clause): Check
1333 parser->default_arg_ok_p.
1335 2018-03-13 Jakub Jelinek <jakub@redhat.com>
1338 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
1339 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
1340 sizetype. Formatting fixes.
1342 2018-03-12 Jason Merrill <jason@redhat.com>
1344 PR c++/84355 - ICE with deduction for member class template.
1345 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
1346 CLASS_PLACEHOLDER_TEMPLATE.
1348 PR c++/84802 - ICE capturing uninstantiated class.
1349 * lambda.c (build_capture_proxy): Call complete_type.
1351 2018-03-09 Jason Merrill <jason@redhat.com>
1353 PR c++/84770 - ICE with typedef and parameter pack.
1354 * pt.c (verify_unstripped_args_1): Split out from
1355 verify_unstripped_args.
1357 PR c++/84785 - ICE with alias template and default targs.
1358 * pt.c (type_unification_real): Set processing_template_decl if
1361 PR c++/84752 - ICE with capture of constexpr array.
1362 * call.c (standard_conversion): Set rvaluedness_matches_p on the
1363 identity conversion under ck_lvalue.
1365 2018-03-09 Jason Merrill <jason@redhat.com>
1366 Paolo Carlini <paolo.carlini@oracle.com>
1370 * pt.c (any_erroneous_template_args_p): New.
1371 * cp-tree.h (any_erroneous_template_args_p): Declare it.
1372 * parser.c (cp_parser_class_specifier_1): Use it.
1374 2018-03-09 Jason Merrill <jason@redhat.com>
1376 PR c++/84726 - unnecessary capture of constant vars.
1377 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
1378 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
1379 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
1380 * lambda.c (is_constant_capture_proxy)
1381 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
1382 (prune_lambda_captures): New.
1383 (finish_lambda_function): Call prune_lambda_captures.
1385 2018-03-09 Jason Merrill <jason@redhat.com>
1386 Jakub Jelinek <jakub@redhat.com>
1389 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
1390 build ADDR_EXPR with REFERENCE_TYPE.
1391 (build_over_call): For purposes of check_function_arguments, if
1392 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
1393 its operand rather than the argument itself.
1395 2018-03-09 Jakub Jelinek <jakub@redhat.com>
1398 * decl.c (duplicate_decls): Don't override __* prefixed builtins
1399 except for __[^b]*_chk, instead issue permerror and for -fpermissive
1400 also a note and return olddecl.
1402 2018-03-09 Nathan Sidwell <nathan@acm.org>
1405 * name-lookup.c (do_pushdecl_with_scope): Only clear
1406 current_function_decl when pushing a non-class (i.e. namespace)
1409 2018-03-08 Jason Merrill <jason@redhat.com>
1410 Jakub Jelinek <jakub@redhat.com>
1413 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
1414 not calling mark_used for the benefit of -Wunused-function warning.
1416 2018-03-06 Jason Merrill <jason@redhat.com>
1418 * lambda.c (is_capture_proxy_with_ref): Remove.
1419 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
1421 2018-03-06 Marek Polacek <polacek@redhat.com>
1424 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
1427 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
1430 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
1431 only while processing template decls.
1432 * typeck.c (build_x_conditional_expr): Move wrapping of
1433 reference type around type...
1434 * call.c (build_conditional_expr_1): ... here. Rename
1435 is_lvalue to is_glvalue.
1436 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
1437 INDIRECT_REF of COND_EXPR too.
1440 * init.c (build_zero_init_1): Zero-initialize references.
1443 * semantics.c (finish_stmt_expr_expr): Reject unresolved
1444 overloads used as stmt expr values.
1446 2018-03-05 Jason Merrill <jason@redhat.com>
1448 PR c++/84708 - ICE with lambda in local class NSDMI.
1449 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
1452 2018-03-05 Jakub Jelinek <jakub@redhat.com>
1455 * constexpr.c (constexpr_call_hasher::equal): Return false if
1456 lhs->hash != rhs->hash. Change return 1 to return true and
1457 return 0 to return false.
1459 2018-03-05 Nathan Sidwell <nathan@acm.org>
1462 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
1464 2018-03-05 Marek Polacek <polacek@redhat.com>
1467 * decl.c (duplicate_decls): Check DECL_NAME before accessing
1470 2018-03-05 Nathan Sidwell <nathan@acm.org>
1473 * friend.c (do_friend): Restore check for identifier_p inside
1476 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
1479 * parser.c (cp_parser_lambda_introducer): Reject any capture not
1480 involving a VAR_DECL or a PARM_DECL.
1482 2018-03-05 Pádraig Brady <P@draigBrady.com>
1483 Jason Merrill <jason@redhat.com>
1484 Nathan Sidwell <nathan@acm.org>
1487 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
1489 2018-03-03 Jason Merrill <jason@redhat.com>
1491 PR c++/84686 - missing volatile loads.
1492 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
1494 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
1497 * optimize.c (maybe_thunk_body): Bail out immediately if either
1498 fns[0] or fns[1] is null.
1500 2018-03-02 Marek Polacek <polacek@redhat.com>
1503 * constexpr.c (get_array_or_vector_nelts): New.
1504 (cxx_eval_array_reference): Use it.
1505 (cxx_eval_vec_init_1): Likewise.
1506 (cxx_eval_store_expression): Likewise.
1508 2018-03-02 Jason Merrill <jason@redhat.com>
1510 * semantics.c (force_paren_expr): Remove redundant test.
1512 2018-03-02 Marek Polacek <polacek@redhat.com>
1515 * decl.c (cp_complete_array_type): Check error_mark_node.
1518 * typeck.c (cp_perform_integral_promotions): Check the result of
1521 2018-03-02 Jakub Jelinek <jakub@redhat.com>
1524 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
1525 RETURN instead of return.
1526 <case POINTER_PLUS_EXPR>: Likewise.
1527 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
1528 it instead of wrapping it into CONVERT_EXPR.
1530 2018-03-02 Jason Merrill <jason@redhat.com>
1533 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
1535 2018-03-02 Marek Polacek <polacek@redhat.com>
1538 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
1539 wrapped in VIEW_CONVERT_EXPR.
1541 2018-03-01 Martin Sebor <msebor@redhat.com>
1544 * decl.c (check_redeclaration_no_default_args): Merge attributes
1545 specified on redeclarations of the same function template.
1548 2018-03-01 Marek Polacek <polacek@redhat.com>
1549 Jason Merrill <jason@redhat.com>
1552 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
1554 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
1555 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
1556 of instantiate_non_dependent_expr.
1557 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
1559 2018-03-01 Nathan Sidwell <nathan@acm.org>
1562 * name-lookup.c (member_vec_dedup): Remove manually peeled
1563 iteration. Ignore dependent ctor inheritance.
1565 2018-03-01 Jason Merrill <jason@redhat.com>
1567 PR c++/71569 - decltype of template.
1568 * parser.c (cp_parser_decltype_expr): Handle missing template args.
1570 2018-03-01 Marek Polacek <polacek@redhat.com>
1573 * constexpr.c (require_rvalue_constant_expression): New function.
1574 * cp-tree.h: Declare it.
1575 * semantics.c (finish_static_assert): Use it instead of
1576 require_potential_rvalue_constant_expression.
1578 2018-03-01 Jason Merrill <jason@redhat.com>
1579 Alexandre Oliva <aoliva@redhat.com>
1581 PR c++/71569 - ICE with redundant args on member variable template.
1582 * decl.c (start_decl): Handle partial specialization of member
1584 * pt.c (determine_specialization): Allow partial specialization
1585 of member variable template without specializing enclosing class.
1586 (process_partial_specialization): Improve error message.
1588 2018-02-28 Jason Merrill <jason@redhat.com>
1590 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
1591 * pt.c (determine_specialization): Check ref-qualifier.
1593 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1596 * parser.c (cp_parser_attributes_opt): Formatting fix.
1597 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
1598 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
1600 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
1601 instead of tentative parse to peek over optional attribute tokens
1602 to check for CPP_COLON after them.
1606 * pt.c (INCLUDE_STRING): Remove define.
1607 (warn_spec_missing_attributes): Use pretty_printer instead of
1608 std::string. Fix up inform call so that the list of attributes
1611 2018-02-28 Martin Sebor <msebor@redhat.com>
1614 * decl.c (duplicate_decls): Fully merge attributes const, pure,
1617 2018-02-28 Nathan Sidwell <nathan@acm.org>
1620 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
1621 * name-lookup.c (fields_linear_search): Look in an anon-aggr
1622 regardless of want_type.
1623 (search_anon_aggr): Just use get_class_binding_direct.
1625 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1627 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
1630 2018-02-27 Martin Sebor <msebor@redhat.com>
1632 * pt.c: Avoid including <string> directly.
1634 2018-02-27 Martin Sebor <msebor@redhat.com>
1638 * cp-tree.h (warn_spec_missing_attributes): New function.
1639 ((check_explicit_specialization): Add an argument. Call the above
1641 * decl.c (duplicate_decls): Avoid applying primary function template's
1642 attributes to its explicit specializations.
1643 cp/pt.c (warn_spec_missing_attributes): Define.
1645 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
1647 PR c++/71546 - lambda init-capture with qualified-id.
1648 * parser.c (cp_parser_lambda_introducer): Clear scope after
1649 each lambda capture.
1651 2018-02-27 Nathan Sidwell <nathan@acm.org>
1654 * name-lookup.h (get_member_slot): Rename ...
1655 (find_member_slot): ... here.
1656 (add_member_slot): New.
1657 * name-lookup.c (member_vec_linear_search): No need to check for
1659 (get_member_slot): Rename ...
1660 (find_member_slot): ... here. Don't add slot for incomplete class.
1661 (add_member_slot): New.
1662 * class.c (add_method): Adjust get_member_slot rename. Bail out
1663 if push_class_level_binding fails. Create slot and grok
1664 properties once we're committed to insertion.
1666 2018-02-27 Jason Merrill <jason@redhat.com>
1668 PR c++/84489 - dependent default template argument
1669 * pt.c (type_unification_real): Handle early substitution failure.
1671 2018-02-26 Jason Merrill <jason@redhat.com>
1673 PR c++/84560 - ICE capturing multi-dimensional VLA.
1674 * tree.c (array_of_runtime_bound_p): False if the element is
1677 PR c++/84441 - ICE with base initialized from ?:
1678 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
1680 PR c++/84520 - ICE with generic lambda in NSDMI.
1681 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
1682 'this' in a generic lambda instantiation.
1684 PR c++/84559 - ICE with constexpr VLA.
1685 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
1686 for constexpr variable with VLA type.
1688 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1691 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
1692 a valid constant initializer. Formatting fixes.
1694 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1697 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
1698 returning NULL_TREE.
1699 (apply_late_template_attributes): Likewise.
1701 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1704 * parser.c (cp_parser_omp_var_list_no_open): Only call
1705 cp_parser_lookup_name_simple on names satisfying identifier_p.
1706 (cp_parser_oacc_routine): Likewise.
1708 2018-02-26 Jason Merrill <jason@redhat.com>
1710 PR c++/84551 - ICE with concepts and -g.
1711 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
1713 2018-02-26 Marek Polacek <polacek@redhat.com>
1716 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
1719 2018-02-26 Jason Merrill <jason@redhat.com>
1721 PR c++/84447 - ICE with deleted inherited ctor with default arg.
1722 * call.c (build_over_call): Handle deleted functions in one place.
1724 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1727 * decl.c (redeclaration_error_message): Don't try to use
1728 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
1730 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1732 * lambda.c (build_capture_proxy): Define static.
1733 * cp-tree.h (build_capture_proxy): Remove.
1735 2018-02-26 Marek Polacek <polacek@redhat.com>
1738 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
1739 if name is error node.
1741 2018-02-25 Jason Merrill <jason@redhat.com>
1743 PR c++/84015 - ICE with class deduction and auto template parm.
1744 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
1746 2018-02-24 Marek Polacek <polacek@redhat.com>
1749 * constexpr.c (maybe_constant_init_1): New function.
1750 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
1751 (cxx_constant_init): New function.
1752 * cp-tree.h (cxx_constant_init): Declare.
1753 * typeck2.c (store_init_value): Call cxx_constant_init instead of
1754 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
1756 2018-02-22 Jason Merrill <jason@redhat.com>
1758 PR c++/70468 - ICE with constructor delegation via typedef.
1759 * pt.c (tsubst_initializer_list): Check for other mem-initializers
1760 with constructor delegation.
1762 2018-02-22 Jason Merrill <jason@redhat.com>
1764 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
1765 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
1768 2018-02-22 Marek Polacek <polacek@redhat.com>
1771 * parser.c (cp_parser_braced_list): Use require_open instead of
1774 2018-02-21 Jason Merrill <jason@redhat.com>
1776 PR c++/84454 - ICE with pack expansion in signature.
1777 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
1779 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
1781 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
1784 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
1787 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
1790 2018-02-20 Jakub Jelinek <jakub@redhat.com>
1793 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
1794 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
1797 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
1798 returns error_mark_node, return it immediately.
1799 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
1800 error_mark_node, return error_mark_node.
1803 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
1804 function_depth to avoid GC during finish_lambda_function.
1806 2018-02-19 Jason Merrill <jason@redhat.com>
1808 PR c++/84429 - ICE capturing VLA.
1809 * lambda.c (build_capture_proxy): Handle reference refs.
1811 2018-02-19 Jakub Jelinek <jakub@redhat.com>
1814 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
1815 either operand is error_mark_node, set current.lhs to that instead of
1816 creating a binary op with error_mark_node operands.
1819 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
1821 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
1824 * decl.c (grokdeclarator): Early return error_mark_node upon
1825 ill-formed friend declaration.
1827 2018-02-16 Marek Polacek <polacek@redhat.com>
1828 Jakub Jelinek <jakub@redhat.com>
1831 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
1832 set *jump_target to anything if jump_target is NULL.
1834 2018-02-16 Jason Merrill <jason@redhat.com>
1836 PR c++/84151 - unnecessary volatile load with static member.
1837 * call.c (build_new_method_call_1): Avoid loading from a volatile
1838 lvalue used as the object argument for a static member function.
1840 PR c++/81853 - using-directive and constexpr.
1841 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
1843 PR c++/84420 - ICE with structured binding in lambda.
1844 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
1846 PR c++/83835 - C++17 error with constructor ctors.
1847 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
1849 PR c++/82664 - ICE with reference to function template parm.
1850 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
1853 PR c++/82764 - C++17 ICE with empty base
1854 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
1856 2018-02-16 Jason Merrill <jason@redhat.com>
1858 PR c++/84421 - type-dependent if constexpr
1859 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
1861 2018-02-16 Nathan Sidwell <nathan@acm.org>
1863 Deprecate -ffriend-injection.
1864 * decl.c (cxx_init_decl_processing): Emit warning on option.
1865 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
1868 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
1871 * decl.c (check_special_function_return_type): Reject template
1872 template parameter in deduction guide.
1874 2018-02-16 Nathan Sidwell <nathan@acm.org>
1877 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
1879 2018-02-15 Jason Merrill <jason@redhat.com>
1881 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
1882 * call.c (convert_like_real): Don't use the copy-list-initialization
1883 shortcut for ck_base.
1885 PR c++/84045 - ICE with typedef and noexcept.
1886 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
1888 PR c++/84376 - ICE with omitted template arguments.
1889 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
1891 PR c++/84368 - wrong error with local variable in variadic lambda.
1892 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
1893 local_specializations.
1895 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
1898 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
1901 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1904 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
1907 2018-02-14 Nathan Sidwell <nathan@acm.org>
1909 * decl2.c (mark_vtable_entries): Set input_location to decl's.
1910 (c_parse_final_cleanups): Restore input_location after emitting
1913 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1915 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
1916 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
1917 auto_deduction_context, tree, int): Add defaults.
1918 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
1919 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
1920 tsubst_flags_t argument.
1921 * init.c (build_new): Likewise.
1923 2018-02-13 Jakub Jelinek <jakub@redhat.com>
1926 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
1927 about return other than *this in assignment operators if
1928 retval is type dependent expression.
1930 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
1933 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
1934 save_expr for the G++ extension.
1936 2018-02-13 Jason Merrill <jason@redhat.com>
1938 PR c++/84080 - ICE with return type deduction and specialization.
1939 * pt.c (determine_specialization): Check uses_template_parms.
1941 Fix more variadic capture issues.
1942 * pt.c (find_parameter_packs_r): Also look at explicit captures.
1943 (check_for_bare_parameter_packs): Check current_class_type for
1945 (extract_locals_r): Handle seeing a full instantiation of a pack.
1946 (tsubst_pack_expansion): Likewise. Force lambda capture.
1947 * parser.c (cp_parser_lambda_introducer): Don't
1948 check_for_bare_parameter_packs.
1950 PR c++/84338 - wrong variadic sizeof.
1951 * pt.c (argument_pack_select_arg): Like the macro, but look through
1953 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
1954 (extract_fnparm_pack): Do make_pack_expansion.
1955 (extract_locals_r): Do strip a pack expansion.
1956 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
1958 2018-02-12 Jakub Jelinek <jakub@redhat.com>
1961 * parser.c (cp_parser_binary_expression): Use build_min instead of
1962 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
1964 2018-02-12 Nathan Sidwell <nathan@acm.org>
1967 * parser.c (cp_parser_decltype): Push and pop
1968 deferring_access_checks. Reorganize to avoid goto.
1970 2018-02-12 Richard Biener <rguenther@suse.de>
1973 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
1974 uniform constructors and delay allocating them fully.
1976 2018-02-09 Jason Merrill <jason@redhat.com>
1978 PR c++/84036 - ICE with variadic capture.
1979 Handle variadic capture proxies more like non-variadic.
1980 * lambda.c (build_capture_proxy): Remove workaround.
1981 * pt.c (find_parameter_packs_r): The proxy is a pack.
1982 (instantiate_class_template_1): Remove dead lambda code.
1983 (extract_fnparm_pack): Don't make_pack_expansion.
1984 (extract_locals_r): Don't strip a pack expansion.
1985 (tsubst_pack_expansion): Handle proxy packs. Use
1986 PACK_EXPANSION_EXTRA_ARGS less.
1987 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
1988 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
1989 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
1990 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
1991 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
1993 2018-02-10 Jakub Jelinek <jakub@redhat.com>
1996 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
1998 2018-02-09 Jason Merrill <jason@redhat.com>
2000 PR c++/81917 - ICE with void_t and partial specialization.
2001 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
2002 calling most_specialized_partial_spec.
2004 2018-02-09 Nathan Sidwell <nathan@acm.org>
2007 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
2008 Pass expr location to strict_aliasing_warning.
2010 2018-02-09 Jason Merrill <jason@redhat.com>
2012 PR c++/84296 - ICE with qualified-id in template.
2014 * pt.c (unknown_base_ref_p): New.
2015 (instantiation_dependent_scope_ref_p): Use it instead of
2016 any_dependent_bases_p.
2018 2018-02-09 Marek Polacek <polacek@redhat.com>
2019 Jakub Jelinek <jakub@redhat.com>
2022 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
2023 fold_indirect_ref_1, including poly_*int64. Verify first that
2024 tree_fits_poly_int64_p (op01). Formatting fixes.
2026 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2028 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
2029 * lambda.c (build_capture_proxy): Likewise.
2030 * search.c (field_access_p): Likewise.
2031 * semantics.c (omp_clause_decl, omp_privatize_field,
2032 finish_omp_clauses): Likewise.
2034 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2037 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
2038 case of nullptr too.
2040 2018-02-08 Nathan Sidwell <nathan@acm.org>
2042 * class.c (finish_struct): Fix std:initializer_list diagnostic
2045 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2048 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
2050 2018-02-07 Jakub Jelinek <jakub@redhat.com>
2053 * parser.c (cp_parser_dot_deref_incomplete): New function.
2054 (cp_parser_postfix_dot_deref_expression): Use it.
2056 2018-02-07 David Malcolm <dmalcolm@redhat.com>
2060 * name-lookup.c (suggest_rid_p): New function.
2061 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
2064 2018-02-07 Jason Merrill <jason@redhat.com>
2066 PR c++/84182 - ICE with captured lambda
2068 * pt.c (extract_locals_r, extract_local_specs): New.
2069 (tsubst_pack_expansion): Use them.
2071 2018-02-07 Martin Liska <mliska@suse.cz>
2074 * class.c (add_method): Append argument value.
2075 * cp-tree.h (maybe_version_functions): Add new argument.
2076 * decl.c (decls_match): Call it if a declaration does not
2077 have DECL_FUNCTION_VERSIONED.
2078 (maybe_version_functions): record argument is added.
2080 2018-02-05 Marek Polacek <polacek@redhat.com>
2082 * class.c: Remove unused global variables.
2083 (build_primary_vtable): Don't gather statistics.
2084 (print_class_statistics): Remove.
2085 * cp-tree.h (print_class_statistics): Remove.
2086 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
2088 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
2090 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
2091 * constexpr.c (cx_check_missing_mem_inits): Likewise.
2092 * decl.c (next_initializable_field, find_decomp_class_base,
2093 cp_finish_decomp): Likewise.
2094 * typeck2.c (process_init_constructor_record): Likewise.
2096 2018-02-02 Jason Merrill <jason@redhat.com>
2098 PR c++/84181 - ICE with lambda parm in template argument.
2099 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
2101 2018-02-01 Jason Merrill <jason@redhat.com>
2103 PR c++/84160 - ICE with nested variadic capture.
2104 * lambda.c (is_capture_proxy_with_ref): New.
2105 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
2107 * expr.c (mark_use): Use is_capture_proxy_with_ref.
2108 * constexpr.c (potential_constant_expression_1): Likewise.
2109 * semantics.c (process_outer_var_ref): Likewise.
2111 2018-02-01 Marek Polacek <polacek@redhat.com>
2114 * typeck.c (build_address): Relax the assert when
2115 processing_template_decl.
2117 2018-02-01 Jason Merrill <jason@redhat.com>
2119 PR c++/84126 - ICE with variadic generic lambda
2122 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
2123 PACK_EXPANSION_EXTRA_ARGS.
2125 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
2128 * call.c (convert_like_real): If w're initializing from {} explicitly
2129 call abstract_virtuals_error_sfinae.
2131 2018-01-31 Jason Merrill <jason@redhat.com>
2132 Jakub Jelinek <jakub@redhat.com>
2135 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
2136 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
2139 2018-01-31 Jakub Jelinek <jakub@redhat.com>
2142 * constexpr.c (diag_array_subscript): Emit different diagnostics
2143 if TYPE_DOMAIN (arraytype) is NULL.
2144 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
2145 with NULL TYPE_DOMAIN use size_zero_node as nelts.
2147 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
2150 * semantics.c (finish_qualified_id_expr): When handling an
2151 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
2153 2018-01-31 Marek Polacek <polacek@redhat.com>
2156 * cp-gimplify.c (cp_fold): Check if X is an error node before
2157 calling useless_type_conversion_p.
2159 2018-01-30 Jason Merrill <jason@redhat.com>
2161 PR c++/84091 - ICE with local class in lambda in template.
2162 * decl2.c (determine_visibility): Look for outer containing template
2165 PR c++/84098 - ICE with lambda in template NSDMI.
2166 * pt.c (instantiate_class_template_1): Ignore more lambdas.
2168 2018-01-29 Jason Merrill <jason@redhat.com>
2170 PR c++/68810 - wrong location for reinterpret_cast error.
2171 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
2174 2018-01-29 Marek Polacek <polacek@redhat.com>
2177 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
2178 => fooarray[1] in offset_int.
2180 2018-01-29 Jason Merrill <jason@redhat.com>
2182 PR c++/83942 - wrong unused warning with static_cast.
2183 * cvt.c (ocp_convert): Call mark_rvalue_use.
2185 2018-01-26 Jason Merrill <jason@redhat.com>
2187 PR c++/83956 - wrong dtor error with anonymous union
2188 * method.c (walk_field_subobs): Variant members only affect
2190 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
2192 PR c++/84036 - ICE with variadic capture.
2194 * pt.c (tsubst_pack_expansion): When optimizing a simple
2195 substitution, pull a single pack expansion out of its pack.
2197 PR c++/82514 - ICE with local class in generic lambda.
2198 * pt.c (regenerated_lambda_fn_p): Remove.
2199 (enclosing_instantiation_of): Don't use it.
2200 (tsubst_function_decl): Call enclosing_instantiation_of.
2202 * pt.c (lookup_template_class_1): Add sanity check.
2203 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
2205 2018-01-25 Jakub Jelinek <jakub@redhat.com>
2208 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
2209 recursive calls that return ret.
2210 (cp_finish_decomp): Ignore unnamed bitfields.
2212 2018-01-23 Jason Merrill <jason@redhat.com>
2214 PR c++/82249 - wrong mismatched pack length error.
2215 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
2216 unsubstituted function parameter pack.
2218 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
2221 * decl.c (check_for_uninitialized_const_var): Not static; add
2222 bool and tsubst_flags_t parameters; adjust to be used both in
2223 constexpr context and not.
2224 * constexpr.c (potential_constant_expression_1): Use the above.
2225 * cp-tree.h (check_for_uninitialized_const_var): Declare.
2227 2018-01-23 Jason Merrill <jason@redhat.com>
2229 PR c++/83947 - ICE with auto declarations.
2230 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
2231 * decl.c (undeduced_auto_decl): Limit to vars and fns.
2233 2018-01-23 David Malcolm <dmalcolm@redhat.com>
2236 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
2237 for pointer to member function types.
2239 2018-01-23 Jakub Jelinek <jakub@redhat.com>
2242 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
2243 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
2245 2018-01-23 Nathan Sidwell <nathan@acm.org>
2248 * pt.c (tsubst_baselink): Remove optype assert.
2249 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
2251 2018-01-23 Jakub Jelinek <jakub@redhat.com>
2254 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
2255 refers to incomplete type.
2257 2018-01-23 Nathan Sidwell <nathan@acm.org>
2259 Deprecate ARM-era for scope handling
2260 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
2261 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
2263 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
2265 * semantics.c (begin_for_scope): Flag_new_for_scope is
2267 (finish_for_stmt, begin_range_for_stmt): Likewise.
2269 2018-01-22 Jason Merrill <jason@redhat.com>
2272 * decl2.c (determine_visibility): Fix template_decl handling
2273 instead of blocking it.
2275 PR c++/83720 - ICE with lambda and LTO.
2276 * decl2.c (determine_visibility): Clear template_decl for
2277 function-scope decls. Propagate anonymous linkage from containing
2280 2018-01-22 Marek Polacek <polacek@redhat.com>
2283 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
2286 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
2289 * decl.c (grokdeclarator): Don't diagnose extra parens
2292 2018-01-19 Jakub Jelinek <jakub@redhat.com>
2295 * call.c (joust): Use TREE_TYPE (source) if source is
2296 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
2299 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
2300 for direct enum init.
2301 * decl.c (reshape_init): Likewise.
2303 2018-01-19 Marek Polacek <polacek@redhat.com>
2305 * constexpr.c (fold_simple): Simplify.
2307 2018-01-18 Jason Merrill <jason@redhat.com>
2310 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
2311 * pt.c (instantiation_dependent_scope_ref_p): True if
2312 any_dependent_bases_p.
2314 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
2316 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
2317 vs DECL_NONTRIVIALLY_INITIALIZED_P).
2319 2018-01-18 Jason Merrill <jason@redhat.com>
2321 PR c++/82461 - constexpr list-initialized member
2322 * constexpr.c (potential_constant_expression_1): Check
2323 TARGET_EXPR_DIRECT_INIT_P.
2325 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
2328 * decl.c (xref_basetypes): Early return upon error about derived
2331 2018-01-18 Nathan Sidwell <nathan@acm.org>
2334 * cp-tree.h (mark_use): Declare.
2335 * expr.c (mark_use): Make extern.
2336 * call.c (direct_reference_binding): Set inner conv's
2337 rvaluedness_matches_p, if it is an identity.
2338 (convert_like_real): Mark lvalue or rvalue use for identity as
2339 rvaledness_matches_p demands.
2341 2018-01-18 Jakub Jelinek <jakub@redhat.com>
2344 * parser.c (attr_chainon): New function.
2345 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
2346 cp_parser_namespace_definition, cp_parser_init_declarator,
2347 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
2348 cp_parser_gnu_attributes_opt): Use it.
2349 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
2350 cp_parser_objc_struct_declaration): Likewise. Don't reset
2351 prefix_attributes if attributes is error_mark_node.
2353 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2356 * decl.c (grokdeclarator): Do not append the error_mark_node
2357 due to an erroneous optional attribute-specifier-seq.
2359 2018-01-17 Jakub Jelinek <jakub@redhat.com>
2362 * cp-gimplify.c (cp_maybe_instrument_return): Handle
2365 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2368 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
2369 error_mark_node when we give an error.
2370 * decl.c (cp_finish_decl): Use the latter.
2372 2018-01-17 Nathan Sidwell <nathan@acm.org>
2375 * init.c (build_raw_new_expr): Scan list for lookups to keep.
2377 2018-01-17 David Malcolm <dmalcolm@redhat.com>
2380 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
2381 the C++ part. If processing a template, call
2382 fold_non_dependent_expr rather than fully folding.
2384 2018-01-17 Jason Merrill <jason@redhat.com>
2386 PR c++/81067 - redundant NULL warning.
2387 * call.c (convert_like_real): Restore null_node handling.
2389 2018-01-17 Jason Merrill <jason@redhat.com>
2391 PR c++/81843 - ICE with variadic member template.
2393 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
2396 2018-01-17 David Malcolm <dmalcolm@redhat.com>
2399 * pt.c (type_dependent_expression_p): Strip any location wrapper
2400 before testing tree codes.
2401 (selftest::test_type_dependent_expression_p): New function.
2402 (selftest::cp_pt_c_tests): Call it.
2404 2018-01-17 Nathan Sidwell <nathan@acm.org>
2407 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
2408 this not a final instantiation.
2410 2018-01-16 Jason Merrill <jason@redhat.com>
2412 PR c++/83714 - ICE checking return in template.
2413 * typeck.c (check_return_expr): Call build_non_dependent_expr.
2415 2018-01-16 Jakub Jelinek <jakub@redhat.com>
2418 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
2419 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
2420 instead of CALL_FROM_THUNK_P.
2423 * name-lookup.c (member_vec_dedup): Return early if len is 0.
2424 (resort_type_member_vec, set_class_bindings,
2425 insert_late_enum_def_bindings): Use vec qsort method instead of
2426 calling qsort directly.
2428 2018-01-15 Martin Sebor <msebor@redhat.com>
2431 * class.c (find_flexarrays): Make a record of multiple flexible array
2434 2018-01-12 Jason Merrill <jason@redhat.com>
2436 PR c++/83186 - ICE with static_cast of list-initialized temporary.
2437 * typeck.c (build_static_cast): Use build_non_dependent_expr.
2439 2018-01-12 Nathan Sidwell <nathan@acm.org>
2441 * cp-tree.h (mark_rvalue_use): Add parm name.
2442 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
2444 * call.c (convert_like_real): Fix formatting.
2446 2018-01-11 Jason Merrill <jason@redhat.com>
2448 PR c++/82728 - wrong -Wunused-but-set-variable
2451 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
2452 * decl.c (case_conversion): Likewise.
2453 * semantics.c (finish_static_assert): Call
2454 perform_implicit_conversion_flags.
2456 2018-01-11 Nathan Sidwell <nathan@acm.org>
2458 * method.c (enum mangling_flags): Delete long-dead enum.
2460 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2462 * parser.c (cp_parser_std_attribute_spec): When
2463 token_pair::require_open / require_close return false simply
2464 return error_mark_node, avoid duplicate cp_parser_error about
2465 expected '(' / ')', respectively.
2467 2018-01-10 David Malcolm <dmalcolm@redhat.com>
2470 * call.c (null_ptr_cst_p): Strip location wrappers when
2471 converting from '0' to a pointer type in C++11 onwards.
2472 (conversion_null_warnings): Replace comparison with null_node with
2473 call to null_node_p.
2474 (build_over_call): Likewise.
2475 * cp-gimplify.c (cp_fold): Remove the early bailout when
2476 processing_template_decl.
2477 * cp-lang.c (selftest::run_cp_tests): Call
2478 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
2479 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
2480 (selftest::run_cp_tests): Move decl to bottom of file.
2481 (null_node_p): New inline function.
2482 (selftest::cp_pt_c_tests): New decl.
2483 (selftest::cp_tree_c_tests): New decl.
2484 * cvt.c (build_expr_type_conversion): Replace comparison with
2485 null_node with call to null_node_p.
2486 * error.c (args_to_string): Likewise.
2487 * except.c (build_throw): Likewise.
2488 * mangle.c (write_expression): Skip location wrapper nodes.
2489 * parser.c (literal_integer_zerop): New function.
2490 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
2491 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
2492 param of cp_parser_parenthesized_expression_list. When calling
2493 warn_for_memset, replace integer_zerop calls with
2494 literal_integer_zerop, eliminating the double logical negation
2495 cast to bool. Eliminate the special-casing for CONST_DECL in
2496 favor of the fold_for_warn within warn_for_memset.
2497 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
2498 param, defaulting to false. Convert "expr" to a cp_expr, and call
2499 maybe_add_location_wrapper on it when wrap_locations_p is true.
2500 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
2501 the result for RID_ALIGNOF and RID_SIZEOF.
2502 (cp_parser_builtin_offsetof): Likewise.
2503 * pt.c: Include "selftest.h".
2504 (tsubst_copy): Handle location wrappers.
2505 (tsubst_copy_and_build): Likewise.
2506 (build_non_dependent_expr): Likewise.
2507 (selftest::test_build_non_dependent_expr): New function.
2508 (selftest::cp_pt_c_tests): New function.
2509 * tree.c: Include "selftest.h".
2510 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
2511 (selftest::test_lvalue_kind): New function.
2512 (selftest::cp_tree_c_tests): New function.
2513 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
2514 (cp_build_binary_op): Replace comparison with null_node with call
2516 (build_address): Use location of operand when building address
2519 2018-01-10 Marek Polacek <polacek@redhat.com>
2522 * call.c (build_conditional_expr_1): Check complain before warning.
2523 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
2524 -Wduplicated-branches.
2526 2018-01-10 Jakub Jelinek <jakub@redhat.com>
2529 * call.c (maybe_warn_class_memaccess): Add forward declaration.
2530 Change last argument from tree * to const vec<tree, va_gc> *, adjust
2531 args uses and check number of operands too. Don't strip away any
2532 nops. Use maybe_constant_value when looking for INTEGER_CST args.
2533 Deal with src argument not having pointer type. Check
2534 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
2536 (build_over_call): Call maybe_warn_class_memaccess here on the
2538 (build_cxx_call): Rather than here on converted arguments.
2540 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2543 * init.c (build_vec_init): Avoid building an INIT_EXPR with
2544 error_mark_node as second argument.
2546 2018-01-09 Jakub Jelinek <jakub@redhat.com>
2549 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
2550 in STATEMENT_LIST. Remove unneeded assert.
2552 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
2553 Alan Hayward <alan.hayward@arm.com>
2554 David Sherwood <david.sherwood@arm.com>
2556 * constexpr.c (cxx_eval_array_reference): Handle polynomial
2558 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
2559 * call.c (build_conditional_expr_1): Likewise.
2560 * decl.c (cp_finish_decomp): Likewise.
2561 * mangle.c (write_type): Likewise.
2562 * typeck.c (structural_comptypes): Likewise.
2563 (cp_build_binary_op): Likewise.
2564 * typeck2.c (process_init_constructor_array): Likewise.
2566 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2569 * typeck.c (build_static_cast_1): For static casts to reference types,
2570 call build_base_path with flag_delete_null_pointer_checks as nonnull
2571 instead of always false. When -fsanitize=null, call
2572 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
2573 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
2574 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
2576 2018-01-03 Nathan Sidwell <nathan@acm.org>
2579 * method.c (make_alias_for): Copy DECL_CONTEXT.
2581 2018-01-03 Marek Polacek <polacek@redhat.com>
2584 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
2586 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2588 PR preprocessor/83602
2589 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
2593 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
2594 error_mark_node, return error_mark_node.
2596 Update copyright years.
2598 2018-01-02 Jakub Jelinek <jakub@redhat.com>
2601 * tree.c (replace_placeholders_r): Pass NULL as last argument to
2602 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
2603 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
2604 to false and return.
2605 (replace_placeholders): Pass NULL instead of &pset as last argument
2608 2018-01-02 Nathan Sidwell <nathan@acm.org>
2610 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
2613 Copyright (C) 2018 Free Software Foundation, Inc.
2615 Copying and distribution of this file, with or without modification,
2616 are permitted in any medium without royalty provided the copyright
2617 notice and this notice are preserved.