1 2018-04-16 Alexandre Oliva <aoliva@redhat.com>
4 * parser.c (cp_parser_builtin_offset): Reject type definitions.
5 * mangle.c (nested_anon_class_index): Avoid crash returning -1
8 2018-04-12 David Malcolm <dmalcolm@redhat.com>
11 * name-lookup.c (macro_use_before_def::maybe_make): New function,
12 checking that the use is indeed before the definition.
13 (macro_use_before_def::macro_use_before_def): Make private.
14 (macro_use_before_def::~macro_use_before_def): Make private. Move
15 check for UNKNOWN_LOCATION to macro_use_before_def::maybe_make.
16 (lookup_name_fuzzy): Call macro_use_before_def::maybe_make rather
17 than using new directly.
19 2018-04-12 Jason Merrill <jason@redhat.com>
21 PR c++/85356 - ICE with pointer to member function.
22 * pt.c (maybe_instantiate_noexcept): Do instantiate in templates if
23 flag_noexcept_type. Build the new spec within the function context.
24 * except.c (build_noexcept_spec): Do get constant value in templates
25 if flag_noexcept_type.
26 * decl.c (check_redeclaration_exception_specification): Don't
27 instantiate noexcept on a dependent declaration.
29 2018-04-12 Marek Polacek <polacek@redhat.com>
32 * constexpr.c (reduced_constant_expression_p): Return false for null
35 2018-04-11 Marek Polacek <polacek@redhat.com>
38 * constexpr.c (potential_constant_expression_1): Consider conversions
39 from classes to literal types potentially constant.
41 2018-04-10 Paolo Carlini <paolo.carlini@oracle.com>
44 * init.c (build_zero_init_1): Handle NULLPTR_TYPE_P being true of
45 the type like TYPE_PTR_OR_PTRMEM_P.
47 2018-04-10 Jason Merrill <jason@redhat.com>
49 PR debug/65821 - wrong location for main().
50 * call.c (clear_location_r, convert_default_arg): Revert.
51 * tree.c (break_out_target_exprs): Add clear_location parm.
52 (struct bot_data): New.
53 (bot_manip): Clear location if requested.
54 * init.c (get_nsdmi): Pass clear_location.
56 2018-04-10 David Malcolm <dmalcolm@redhat.com>
59 * call.c (get_fndecl_argument_location): Make non-static.
60 * cp-tree.h (get_fndecl_argument_location): New decl.
61 * typeck.c (convert_for_assignment): When complaining due to
62 conversions for an argument, show the location of the parameter
65 2018-04-10 Jakub Jelinek <jakub@redhat.com>
67 PR c++/85312 - P0962 cleanup
68 * parser.c (cp_parser_perform_range_for_lookup): Remove unreachable
71 2018-04-10 Jason Merrill <jason@redhat.com>
73 PR debug/65821 - wrong location for main().
74 * call.c (clear_location_r): New.
75 (convert_default_arg): Use it.
76 * tree.c (bot_manip): Remove builtin_LINE/FILE handling.
78 PR c++/85285 - ICE with flexible array after substitution.
79 * pt.c (instantiate_class_template_1): Check for flexible array in
82 2018-04-09 Paolo Carlini <paolo.carlini@oracle.com>
85 * decl.c (cp_finish_decomp): In a template, if the type is incomplete
86 issue a pedwarn and defer trying to do bindings.
88 2018-04-09 Jason Merrill <jason@redhat.com>
90 PR c++/85279 - dump_expr doesn't understand decltype.
91 * error.c (dump_expr): Handle DECLTYPE_TYPE.
93 PR c++/85262 - ICE with redundant qualification on constructor.
94 * call.c (build_new_method_call_1): Move make_args_non_dependent
95 after A::A() handling.
97 PR c++/85277 - ICE with invalid offsetof.
98 * semantics.c (finish_offsetof): Avoid passing non-DECL to %qD.
99 Adjust -Winvalid-offsetof diagnostic to say conditionally supported.
101 PR c++/85264 - ICE with excess template-parameter-list.
102 * parser.c (cp_parser_check_template_parameters): Add template_id_p
103 parameter. Don't allow an extra template header if true.
104 (cp_parser_class_head): Pass template_id_p.
105 (cp_parser_elaborated_type_specifier): Likewise.
106 (cp_parser_alias_declaration): Likewise.
107 (cp_parser_check_declarator_template_parameters): Likewise.
109 2018-04-09 Jakub Jelinek <jakub@redhat.com>
112 * parser.c (cp_parser_simple_declaration): For structured bindings,
113 if *maybe_range_for_decl is NULL after parsing it, set it to
116 2018-04-09 Jason Merrill <jason@redhat.com>
118 PR c++/85256 - ICE capturing pointer to VLA.
119 * lambda.c (add_capture): Distinguish between variable-size and
120 variably-modified types.
122 2018-04-06 Jason Merrill <jason@redhat.com>
124 PR c++/85214 - ICE with alias, generic lambda, constexpr if.
125 * pt.c (extract_locals_r): Remember local typedefs.
127 2018-04-06 David Malcolm <dmalcolm@redhat.com>
130 * name-lookup.c (struct std_name_hint): Move out of
131 get_std_name_hint; add field "min_dialect".
132 (get_std_name_hint): Add min_dialect values to all initializers.
133 Add <any>, <atomic>, <bitset>, <condition_variable>, <functional>,
134 <future>, <istream>, <iterator>, <ostream>, <mutex>, <optional>,
135 <shared_mutex>, <string_view>, <thread>, and <variant>.
136 Add fstream, ifstream, and ofstream to <fstream>.
137 Add istringstream, ostringstream, and stringstream to <sstream>.
138 Add basic_string to <string>.
139 Add tuple_element and tuple_size to <tuple>.
140 Add declval to <utility>.
141 Fix ordering of <queue> and <tuple>.
142 Return a std_name_hint, rather than a const char *.
143 (get_cxx_dialect_name): New function.
144 (maybe_suggest_missing_std_header): Detect names that aren't yet
145 available in the current dialect, and instead of suggesting a
146 missing #include, warn about the dialect.
148 2018-04-06 Jakub Jelinek <jakub@redhat.com>
151 * pt.c (tsubst_decomp_names): Return error_mark_node and assert
152 errorcount is set if tsubst doesn't return a VAR_DECL.
154 2018-04-06 David Malcolm <dmalcolm@redhat.com>
157 * name-lookup.c (using_directives_contain_std_p): New function.
158 (has_using_namespace_std_directive_p): New function.
159 (suggest_alternatives_for): Simplify if/else logic using early
160 returns. If no candidates were found, and there's a
161 "using namespace std;" directive, call
162 maybe_suggest_missing_std_header.
163 (maybe_suggest_missing_header): Split later part of the function
165 (maybe_suggest_missing_std_header): New.
167 2018-04-06 Jason Merrill <jason@redhat.com>
169 PR c++/85242 - ICE with class definition in template parm.
170 * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): False if
171 processing_template_parmlist.
173 PR c++/85240 - LTO ICE with using of undeduced auto fn.
174 * cp-gimplify.c (cp_genericize_r): Discard using of undeduced auto.
176 2018-04-05 Jakub Jelinek <jakub@redhat.com>
179 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3)
180 is not prev, if prev == decl.
183 * decl.c (start_decl): For DECL_DECOMPOSITION_P decls, don't call
184 maybe_apply_pragma_weak here...
185 (cp_maybe_mangle_decomp): ... but call it here instead.
187 2018-04-05 Jason Merrill <jason@redhat.com>
189 PR c++/85136 - ICE with designated init in template.
190 * decl.c (maybe_deduce_size_from_array_init): Handle dependent
191 designated initializer.
192 (check_array_designated_initializer): Update ce->index with the
195 PR c++/83808 - ICE with VLA initialization.
196 * typeck2.c (process_init_constructor_array): Don't require a VLA
197 initializer to have VLA type.
199 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
202 * call.c (convert_like_real): Fail gracefully for a broken
203 std::initializer_list, missing a definition.
205 * name-lookup.c (do_pushtag): Tweak message, use %< and %>.
207 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
210 * decl.c (grokdeclarator): Fix diagnostic about typedef name used
211 as nested-name-specifier, keep type and TREE_TYPE (decl) in sync.
213 2018-04-05 Jason Merrill <jason@redhat.com>
215 PR c++/82152 - ICE with class deduction and inherited ctor.
216 * pt.c (do_class_deduction): Ignore inherited ctors.
218 PR c++/84665 - ICE with array of empty class.
219 * decl2.c (cp_check_const_attributes): Use fold_non_dependent_expr.
221 PR c++/85228 - ICE with lambda in enumerator in template.
222 * pt.c (bt_instantiate_type_proc): Don't assume
223 CLASSTYPE_TEMPLATE_INFO is non-null.
225 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
228 * decl.c (find_decomp_class_base): Check accessibility instead
229 of declared access, adjust diagnostic.
231 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
234 * decl.c (get_tuple_decomp_init): Check the templatedness
237 2018-04-05 Jason Merrill <jason@redhat.com>
239 PR c++/85200 - ICE with constexpr if in generic lambda.
240 * pt.c (extract_locals_r): Don't record the local specs of variables
241 declared within the pattern.
243 2018-04-05 Alexandre Oliva <aoliva@redhat.com>
246 * pt.c (check_auto_in_tmpl_args): New.
247 (tsubst_qualified_id): Use it to reject template args
248 referencing auto for non-type templates.
249 * parser.c (cp_parser_template_id): Likewise.
250 * cp-tree.h (check_auto_in_tmpl_args): Declare.
251 * typeck2.c (build_functional_cast): Report correct location
252 for invalid use of auto.
254 2018-04-04 Jason Merrill <jason@redhat.com>
256 PR c++/85215 - ICE with copy-init from conversion.
257 * call.c (merge_conversion_sequences): Fix type of direct binding
260 PR c++/84938 - ICE with division by ~-1.
261 * call.c (set_up_extended_ref_temp): Call cp_fully_fold.
263 PR c++/84936 - ICE with unexpanded pack in mem-initializer.
264 * parser.c (cp_parser_mem_initializer_list): Call
265 check_for_bare_parameter_packs.
267 2018-04-04 Jakub Jelinek <jakub@redhat.com>
270 * constexpr.c (cxx_eval_builtin_function_call): For calls to
271 builtin_valid_in_constant_expr_p functions, don't call
272 cxx_eval_constant_expression if argument is not
273 potential_constant_expression.
276 * cp-tree.h (calculate_bases, calculate_direct_bases): Add complain
278 * semantics.c (calculate_bases): Add complain argument. Use
279 complete_type_or_maybe_complain instead of just complete_type and
280 return an empty vector if it fails. Move make_tree_vector () call
281 after early return. Formatting fixes.
282 (calculate_direct_bases): Likewise. Call release_tree_vector at the
284 (dfs_calculate_bases_post, calculate_bases_helper): Formatting fixes.
285 * pt.c (tsubst_pack_expansion): Adjust calculate_bases and
286 calculate_direct_bases callers, formatting fixes.
288 2018-04-04 Jason Merrill <jason@redhat.com>
290 PR c++/85006 - -fconcepts ICE with A<auto...> return type
291 * pt.c (tsubst_pack_expansion): Allow unsubstituted auto pack.
293 PR c++/85200 - ICE with constexpr if in generic lambda.
294 * tree.c (cp_walk_subtrees): Walk into DECL_EXPR in templates.
296 PR c++/84221 - bogus -Wunused with attribute and template.
297 * decl2.c (is_late_template_attribute): Handle unused and used
298 normally on non-TYPE_DECL.
300 PR c++/85135 - ICE with omitted template arguments.
301 * decl.c (grokdeclarator): Catch deduced class type in trailing
304 PR c++/85133 - ICE with missing concept initializer.
305 * decl.c (cp_finish_decl): If a concept initializer is missing, use
308 PR c++/85118 - wrong error with generic lambda and std::bind.
309 * call.c (add_template_conv_candidate): Disable if there are any
312 PR c++/85141 - ICE with compound assignment and static member fn.
313 * typeck.c (cp_build_modify_expr): Call decay_conversion for RHS of
316 PR c++/85148 - ICE with 'this' in array NSDMI.
317 * tree.c (replace_placeholders_r): Use handled_component_p.
319 2018-04-04 Ville Voutilainen <ville.voutilainen@gmail.com>
322 * decl.c (grokfndecl): Handle standard UDL diagnostics here..
323 * parser.c (cp_parser_unqualified_id): ..not here.
325 2018-04-04 Alexandre Oliva <aoliva@redhat.com>
328 * typeck.c (cp_build_addr_expr_1): Mark FUNCTION_DECL as
330 * decl2.c (mark_used): Return without effects if tf_conv.
332 2018-04-03 Jason Merrill <jason@redhat.com>
334 PR c++/85092 - C++17 ICE with unused list constructor.
335 * call.c (conv_binds_ref_to_prvalue): Also count ck_identity
338 PR c++/85113 - ICE with constexpr and __builtin_constant_p.
339 * constexpr.c (cxx_eval_builtin_function_call): Only defer
340 __builtin_constant_p if ctx->quiet.
342 2018-04-03 Paolo Carlini <paolo.carlini@oracle.com>
345 * pt.c (rewrite_template_parm): If the first argument is
346 error_mark_node return it immediately.
347 (build_deduction_guide): Check the return value of the
348 latter for error_mark_node.
349 (do_class_deduction): Check the return value of the latter.
351 2018-04-03 Jason Merrill <jason@redhat.com>
353 * semantics.c (finish_if_stmt_cond): Use
354 instantiation_dependent_expression_p.
356 PR c++/85149 - generic lambda and constexpr if.
357 * pt.c (build_extra_args, add_extra_args): Split from
358 tsubst_pack_expansion.
359 (tsubst_expr) [IF_STMT]: Use them.
360 * cp-tree.h (IF_STMT_EXTRA_ARGS): New.
362 * typeck.c (merge_types): Limit matching attribute shortcut to
365 2018-04-03 Jakub Jelinek <jakub@redhat.com>
368 * pt.c (fixed_parameter_pack_p_1): Punt if parm is error_mark_node.
371 * name-lookup.c (handle_namespace_attrs): Return early if attributes
375 * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
376 fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
377 instead for static data members clear init and set DECL_EXTERNAL.
379 2018-04-02 Jason Merrill <jason@redhat.com>
381 PR c++/64095 - auto... parameter pack.
382 * parser.c (cp_parser_parameter_declaration): Handle turning autos
384 (cp_parser_parameter_declaration_list): Not here.
386 2018-03-31 Alexandre Oliva <aoliva@redhat.com>
389 * class.c (instantiate_type): Peel off SAVE_EXPR before
392 2018-03-30 Jason Merrill <jason@redhat.com>
394 * typeck2.c (process_init_constructor_record): Use
395 init_list_type_node for the CONSTRUCTOR around an anonymous union
396 designated initializer.
398 2018-03-30 Jakub Jelinek <jakub@redhat.com>
401 * semantics.c (finish_omp_reduction_clause): If
402 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
403 even if processing_template_decl.
405 2018-03-29 David Malcolm <dmalcolm@redhat.com>
408 * name-lookup.c (get_std_name_hint): Add names from <memory>,
409 <tuple>, and <utility>.
411 2018-03-29 Jason Merrill <jason@redhat.com>
413 PR c++/85093 - too many template args with pack expansion.
414 * pt.c (coerce_template_parms): Keep pack expansion args that will
417 2018-03-29 Jason Merrill <jason@redhat.com>
419 * pt.c (build_non_dependent_expr): Propagate expr location.
421 2018-03-27 Jason Merrill <jason@redhat.com>
423 PR c++/85060 - wrong-code with call to base member in template.
424 * search.c (any_dependent_bases_p): Check uses_template_parms
425 rather than processing_template_decl.
427 2018-03-29 David Malcolm <dmalcolm@redhat.com>
430 * typeck.c (convert_for_assignment): When complaining due to
431 conversions for an argument, attempt to use the location of the
434 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
437 * pt.c (tsubst_default_argument): Early return if the type of the
438 parameter is erroneous.
440 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
443 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
447 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
449 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
452 * method.c (defaulted_late_check): Partially revert r253321 changes,
453 do not early return upon error.
455 2018-03-27 Jakub Jelinek <jakub@redhat.com>
458 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
459 type call fold to generate VECTOR_CSTs when possible.
462 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
463 return it right away.
465 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
467 * search.c (check_final_overrider): Use inform instead of error
468 for the diagnostics of the overridden functions. Tweak wording.
470 2018-03-27 Jakub Jelinek <jakub@redhat.com>
473 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
474 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
476 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
477 Jason Merrill <jason@redhat.com>
480 * init.c (build_aggr_init): When initializing from array,
481 reject anything but CONSTRUCTORs and TARGET_EXPRs.
482 (build_vec_init): Handle separately ARRAY_TYPEs.
484 2018-03-26 Jason Merrill <jason@redhat.com>
486 PR c++/85062 - ICE with alignas in wrong place.
487 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
490 PR c++/85049 - ICE with __integer_pack.
491 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
492 * cp-tree.h (TEMPLATE_PARM_P): New.
494 2018-03-23 Jason Merrill <jason@redhat.com>
496 PR c++/78489 - wrong SFINAE behavior.
499 * pt.c (type_unification_real): Don't defer substitution failure.
501 2018-03-23 Jakub Jelinek <jakub@redhat.com>
504 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
508 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
509 cp_build_unary_op call with gcc_unreachable ().
511 2018-03-23 Marek Polacek <polacek@redhat.com>
514 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
515 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
516 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
518 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
521 * parser.c (cp_parser_perform_range_for_lookup): Change
522 the condition for deciding whether to use members.
524 2018-03-23 Marek Polacek <polacek@redhat.com>
527 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
529 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
532 * parser.c (cp_parser_alias_declaration): Call
533 parser_check_template_parameters.
536 * pt.c (resolve_typename_type): Drop assert that stopped
537 simplification to template-independent types. Add assert to
538 verify the initial scope is template dependent.
539 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
540 Reparse the id expression as a type-name, not a declarator.
543 * init.c (build_vec_init): Error at parenthesized array init.
548 * cp-tree.h (temp_override): New template class, generalizing
549 a cleanup that was only used...
550 * parser.c (cp_parser_parameter_declaration_clause):
551 ... here for auto_is_implicit_function_template_parm_p.
552 (cp_parser_gnu_attributes_opt): Use it here as well.
553 (cp_parser_std_attribute): Likewise.
555 2018-03-22 Marek Polacek <polacek@redhat.com>
558 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
561 2018-03-21 Jason Merrill <jason@redhat.com>
563 PR c++/81311 - wrong C++17 overload resolution.
564 * call.c (build_user_type_conversion_1): Remove C++17 code.
565 (conv_binds_ref_to_prvalue): New.
566 (build_over_call): Handle C++17 copy elision.
567 (build_special_member_call): Only do C++17 copy elision here if the
568 argument is already the right type.
570 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
573 * init.c (build_vec_init): Silence error, former sorry,
578 * parser.c (abort_fully_implicit_template_p): New.
579 (cp_parser_skip_to_end_of_statement): Use it.
580 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
581 (finish_fully_implicit_template_p): Clear
582 implicit_template_parms and implicit_template_scope.
584 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
587 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
588 error_mark_node when check_array_designated_initializer fails.
590 2018-03-21 Jakub Jelinek <jakub@redhat.com>
593 * cp-tree.h (genericize_compound_lvalue): Declare.
594 * typeck.c (genericize_compound_lvalue): New function.
595 (unary_complex_lvalue, cp_build_modify_expr): Use it.
596 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
597 and PREDECREMENT_EXPR in output and "m" constrained input operands with
598 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
599 COMPOUND_EXPR operand.
601 2018-03-21 Nathan Sidwell <nathan@acm.org>
604 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
605 * decl2.c (vague_linkage_p): Likewise.
607 2018-03-21 David Malcolm <dmalcolm@redhat.com>
610 * constexpr.c (constexpr_fn_retval): Make non-"static".
611 * cp-tree.h (constexpr_fn_retval): New decl.
612 * search.c (direct_accessor_p): Update leading comment.
613 (reference_accessor_p): Likewise.
614 (field_accessor_p): Replace check that function body is a
615 RETURN_EXPR with a call to constexpr_fn_retval. Fix
616 indentation of "field_type" decl.
618 2018-03-21 Nathan Sidwell <nathan@acm.org>
621 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
624 2018-03-21 Martin Sebor <msebor@redhat.com>
627 * call.c (first_non_public_field): New template and function.
628 (first_non_trivial_field): New function.
629 (maybe_warn_class_memaccess): Call them.
631 2018-03-21 David Malcolm <dmalcolm@redhat.com>
634 * search.c (field_accessor_p): Use class_of_this_parm rather than
635 type_of_this_parm, to check that "this" is a "const T *", rather
638 2018-03-21 Nathan Sidwell <nathan@acm.org>
640 * class.c (finish_struct_anon_r): Refactor, deprecate anything
641 other than public non-static data members.
642 * parser.c (cp_parser_init_declarator): Deprecate attributes after
643 parenthesized initializer.
646 * name-lookup.c (update_binding): Correct logic for local binding
649 2018-03-21 Marek Polacek <polacek@redhat.com>
651 PR c++/71638, ICE with NSDMI and reference.
652 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
653 even when we replace an element.
655 2018-03-20 Marek Polacek <polacek@redhat.com>
657 PR c++/84978, ICE with NRVO.
658 * constexpr.c (cxx_eval_constant_expression): Handle the case when
659 a RESULT_DECL isn't in the hash map.
661 2018-03-20 Jason Merrill <jason@redhat.com>
663 PR c++/84978, ICE with NRVO.
664 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
665 (cp_get_callee_fndecl_nofold): New.
666 * cp-gimplify.c (cp_genericize_r): Use it instead.
667 * call.c (check_self_delegation): Likewise.
669 2018-03-20 Nathan Sidwell <nathan@acm.org>
672 * name-lookup.c (pushdecl_class_level): Push anon-struct's
673 member_vec, if there is one.
676 * cp-tree.h (lookup_list_keep): Declare.
677 * tree.c (lookup_list_keep): New, broken out of ...
678 (build_min): ... here. Call it.
679 * decl.c (cp_finish_decl): Call lookup_list_keep.
681 2018-03-19 Jason Merrill <jason@redhat.com>
683 PR c++/84937 - ICE with class deduction and auto.
684 * pt.c (rewrite_template_parm): Fix auto handling.
686 2018-03-19 Marek Polacek <polacek@redhat.com>
689 * pt.c (enclosing_instantiation_of): Check if fn is null.
692 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
693 as we evaluate the elements.
694 (cxx_eval_constant_expression): Verify constructor's flags
697 2018-03-19 Jason Merrill <jason@redhat.com>
699 PR c++/71834 - template-id with too few arguments.
700 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
702 2018-03-19 Nathan Sidwell <nathan@acm.org>
705 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
706 * pt.c (build_template_decl): Propagate language linkage.
709 * name-lookup.c (set_local_extern_decl_linkage): Defend against
712 2018-03-16 Jakub Jelinek <jakub@redhat.com>
715 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
717 * method.c (synthesize_method): Likewise.
718 * pt.c (convert_nontype_argument): Likewise.
720 2018-03-16 Jason Merrill <jason@redhat.com>
722 PR c++/84720 - ICE with rvalue ref non-type argument.
723 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
724 (convert_nontype_argument): Revert earlier change.
726 PR c++/80227 - SFINAE and negative array size.
727 * decl.c (compute_array_index_type): Use
728 build_converted_constant_expr and valid_constant_size_p.
730 PR c++/84906 - silent wrong code with ambiguous conversion.
731 * call.c (build_user_type_conversion_1): Set need_temporary_p on
732 ambiguous conversion.
733 (convert_like_real): Check it.
735 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
736 * call.c (build_special_member_call): Don't convert an init-list
737 argument directly to the class type.
739 2018-03-16 Jakub Jelinek <jakub@redhat.com>
743 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
744 (find_placeholder): Declare.
745 * tree.c (struct replace_placeholders_t): Add exp member.
746 (replace_placeholders_r): Don't walk into ctors with
747 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
748 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
749 (replace_placeholders): Initialize data.exp.
750 (find_placeholders_r, find_placeholders): New functions.
751 * typeck2.c (process_init_constructor_record,
752 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
753 if adding NSDMI on which find_placeholder returns true.
754 * call.c (build_over_call): Don't call replace_placeholders here.
755 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
756 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
758 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
761 2018-03-16 Jason Merrill <jason@redhat.com>
763 PR c++/83911 - ICE with multiversioned constructor.
764 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
766 * call.c (build_over_call): Not here.
768 2018-03-16 Jakub Jelinek <jakub@redhat.com>
771 * decl.c (reshape_init_class): Don't assert d->cur->index == field
772 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
774 2018-03-15 Jakub Jelinek <jakub@redhat.com>
777 * cp-tree.h (cp_warn_deprecated_use): Declare.
778 * tree.c (cp_warn_deprecated_use): New function.
779 * typeck2.c (build_functional_cast): Use it.
780 * decl.c (grokparms): Likewise.
781 (grokdeclarator): Likewise. Temporarily push nested class scope
782 around grokparms call for out of class member definitions.
784 2018-03-14 Jason Merrill <jason@redhat.com>
786 PR c++/84820 - no error for invalid qualified-id.
787 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
790 PR c++/84801 - ICE with unexpanded pack in lambda.
791 * pt.c (check_for_bare_parameter_packs): Don't return early for a
792 lambda in non-template context.
794 PR c++/81236 - auto variable and auto function
795 * pt.c (tsubst_baselink): Update the type of the BASELINK after
798 2018-03-14 Jason Merrill <jason@redhat.com>
800 PR c++/83916 - ICE with template template parameters.
801 * pt.c (convert_template_argument): Don't substitute into type of
802 non-type parameter if we don't have enough arg levels.
805 2018-03-14 Marek Polacek <polacek@redhat.com>
808 * semantics.c (finish_static_assert): Check
809 instantiation_dependent_expression_p instead of
810 {type,value}_dependent_expression_p.
812 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
813 Jason Merrill <jason@redhat.com>
815 PR c++/82336 - link error with list-init default argument.
816 * decl.c (check_default_argument): Unshare an initializer list.
818 2018-03-13 Jakub Jelinek <jakub@redhat.com>
821 * decl.c (duplicate_decls): For redefinition of built-in, use error
822 and return error_mark_node. For redeclaration, return error_mark_node
823 rather than olddecl if !flag_permissive.
825 2018-03-13 Jason Merrill <jason@redhat.com>
827 PR c++/82565 - ICE with concepts and generic lambda.
828 * pt.c (instantiate_decl): Clear fn_context for lambdas.
830 2018-03-13 Jason Merrill <jason@redhat.com>
832 PR c++/84720 - ICE with rvalue ref non-type argument.
833 * pt.c (convert_nontype_argument): Handle rvalue references.
835 PR c++/84839 - ICE with decltype of parameter pack.
836 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
837 instantiating dummy parms.
839 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
840 parameter even without -Wpedantic.
842 PR c++/84798 - ICE with auto in abstract function declarator.
843 * parser.c (cp_parser_parameter_declaration_clause): Check
844 parser->default_arg_ok_p.
846 2018-03-13 Jakub Jelinek <jakub@redhat.com>
849 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
850 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
851 sizetype. Formatting fixes.
853 2018-03-12 Jason Merrill <jason@redhat.com>
855 PR c++/84355 - ICE with deduction for member class template.
856 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
857 CLASS_PLACEHOLDER_TEMPLATE.
859 PR c++/84802 - ICE capturing uninstantiated class.
860 * lambda.c (build_capture_proxy): Call complete_type.
862 2018-03-09 Jason Merrill <jason@redhat.com>
864 PR c++/84770 - ICE with typedef and parameter pack.
865 * pt.c (verify_unstripped_args_1): Split out from
866 verify_unstripped_args.
868 PR c++/84785 - ICE with alias template and default targs.
869 * pt.c (type_unification_real): Set processing_template_decl if
872 PR c++/84752 - ICE with capture of constexpr array.
873 * call.c (standard_conversion): Set rvaluedness_matches_p on the
874 identity conversion under ck_lvalue.
876 2018-03-09 Jason Merrill <jason@redhat.com>
877 Paolo Carlini <paolo.carlini@oracle.com>
881 * pt.c (any_erroneous_template_args_p): New.
882 * cp-tree.h (any_erroneous_template_args_p): Declare it.
883 * parser.c (cp_parser_class_specifier_1): Use it.
885 2018-03-09 Jason Merrill <jason@redhat.com>
887 PR c++/84726 - unnecessary capture of constant vars.
888 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
889 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
890 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
891 * lambda.c (is_constant_capture_proxy)
892 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
893 (prune_lambda_captures): New.
894 (finish_lambda_function): Call prune_lambda_captures.
896 2018-03-09 Jason Merrill <jason@redhat.com>
897 Jakub Jelinek <jakub@redhat.com>
900 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
901 build ADDR_EXPR with REFERENCE_TYPE.
902 (build_over_call): For purposes of check_function_arguments, if
903 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
904 its operand rather than the argument itself.
906 2018-03-09 Jakub Jelinek <jakub@redhat.com>
909 * decl.c (duplicate_decls): Don't override __* prefixed builtins
910 except for __[^b]*_chk, instead issue permerror and for -fpermissive
911 also a note and return olddecl.
913 2018-03-09 Nathan Sidwell <nathan@acm.org>
916 * name-lookup.c (do_pushdecl_with_scope): Only clear
917 current_function_decl when pushing a non-class (i.e. namespace)
920 2018-03-08 Jason Merrill <jason@redhat.com>
921 Jakub Jelinek <jakub@redhat.com>
924 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
925 not calling mark_used for the benefit of -Wunused-function warning.
927 2018-03-06 Jason Merrill <jason@redhat.com>
929 * lambda.c (is_capture_proxy_with_ref): Remove.
930 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
932 2018-03-06 Marek Polacek <polacek@redhat.com>
935 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
938 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
941 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
942 only while processing template decls.
943 * typeck.c (build_x_conditional_expr): Move wrapping of
944 reference type around type...
945 * call.c (build_conditional_expr_1): ... here. Rename
946 is_lvalue to is_glvalue.
947 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
948 INDIRECT_REF of COND_EXPR too.
951 * init.c (build_zero_init_1): Zero-initialize references.
954 * semantics.c (finish_stmt_expr_expr): Reject unresolved
955 overloads used as stmt expr values.
957 2018-03-05 Jason Merrill <jason@redhat.com>
959 PR c++/84708 - ICE with lambda in local class NSDMI.
960 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
963 2018-03-05 Jakub Jelinek <jakub@redhat.com>
966 * constexpr.c (constexpr_call_hasher::equal): Return false if
967 lhs->hash != rhs->hash. Change return 1 to return true and
968 return 0 to return false.
970 2018-03-05 Nathan Sidwell <nathan@acm.org>
973 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
975 2018-03-05 Marek Polacek <polacek@redhat.com>
978 * decl.c (duplicate_decls): Check DECL_NAME before accessing
981 2018-03-05 Nathan Sidwell <nathan@acm.org>
984 * friend.c (do_friend): Restore check for identifier_p inside
987 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
990 * parser.c (cp_parser_lambda_introducer): Reject any capture not
991 involving a VAR_DECL or a PARM_DECL.
993 2018-03-05 Pádraig Brady <P@draigBrady.com>
994 Jason Merrill <jason@redhat.com>
995 Nathan Sidwell <nathan@acm.org>
998 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
1000 2018-03-03 Jason Merrill <jason@redhat.com>
1002 PR c++/84686 - missing volatile loads.
1003 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
1005 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
1008 * optimize.c (maybe_thunk_body): Bail out immediately if either
1009 fns[0] or fns[1] is null.
1011 2018-03-02 Marek Polacek <polacek@redhat.com>
1014 * constexpr.c (get_array_or_vector_nelts): New.
1015 (cxx_eval_array_reference): Use it.
1016 (cxx_eval_vec_init_1): Likewise.
1017 (cxx_eval_store_expression): Likewise.
1019 2018-03-02 Jason Merrill <jason@redhat.com>
1021 * semantics.c (force_paren_expr): Remove redundant test.
1023 2018-03-02 Marek Polacek <polacek@redhat.com>
1026 * decl.c (cp_complete_array_type): Check error_mark_node.
1029 * typeck.c (cp_perform_integral_promotions): Check the result of
1032 2018-03-02 Jakub Jelinek <jakub@redhat.com>
1035 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
1036 RETURN instead of return.
1037 <case POINTER_PLUS_EXPR>: Likewise.
1038 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
1039 it instead of wrapping it into CONVERT_EXPR.
1041 2018-03-02 Jason Merrill <jason@redhat.com>
1044 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
1046 2018-03-02 Marek Polacek <polacek@redhat.com>
1049 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
1050 wrapped in VIEW_CONVERT_EXPR.
1052 2018-03-01 Martin Sebor <msebor@redhat.com>
1055 * decl.c (check_redeclaration_no_default_args): Merge attributes
1056 specified on redeclarations of the same function template.
1059 2018-03-01 Marek Polacek <polacek@redhat.com>
1060 Jason Merrill <jason@redhat.com>
1063 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
1065 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
1066 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
1067 of instantiate_non_dependent_expr.
1068 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
1070 2018-03-01 Nathan Sidwell <nathan@acm.org>
1073 * name-lookup.c (member_vec_dedup): Remove manually peeled
1074 iteration. Ignore dependent ctor inheritance.
1076 2018-03-01 Jason Merrill <jason@redhat.com>
1078 PR c++/71569 - decltype of template.
1079 * parser.c (cp_parser_decltype_expr): Handle missing template args.
1081 2018-03-01 Marek Polacek <polacek@redhat.com>
1084 * constexpr.c (require_rvalue_constant_expression): New function.
1085 * cp-tree.h: Declare it.
1086 * semantics.c (finish_static_assert): Use it instead of
1087 require_potential_rvalue_constant_expression.
1089 2018-03-01 Jason Merrill <jason@redhat.com>
1090 Alexandre Oliva <aoliva@redhat.com>
1092 PR c++/71569 - ICE with redundant args on member variable template.
1093 * decl.c (start_decl): Handle partial specialization of member
1095 * pt.c (determine_specialization): Allow partial specialization
1096 of member variable template without specializing enclosing class.
1097 (process_partial_specialization): Improve error message.
1099 2018-02-28 Jason Merrill <jason@redhat.com>
1101 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
1102 * pt.c (determine_specialization): Check ref-qualifier.
1104 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1107 * parser.c (cp_parser_attributes_opt): Formatting fix.
1108 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
1109 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
1111 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
1112 instead of tentative parse to peek over optional attribute tokens
1113 to check for CPP_COLON after them.
1117 * pt.c (INCLUDE_STRING): Remove define.
1118 (warn_spec_missing_attributes): Use pretty_printer instead of
1119 std::string. Fix up inform call so that the list of attributes
1122 2018-02-28 Martin Sebor <msebor@redhat.com>
1125 * decl.c (duplicate_decls): Fully merge attributes const, pure,
1128 2018-02-28 Nathan Sidwell <nathan@acm.org>
1131 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
1132 * name-lookup.c (fields_linear_search): Look in an anon-aggr
1133 regardless of want_type.
1134 (search_anon_aggr): Just use get_class_binding_direct.
1136 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1138 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
1141 2018-02-27 Martin Sebor <msebor@redhat.com>
1143 * pt.c: Avoid including <string> directly.
1145 2018-02-27 Martin Sebor <msebor@redhat.com>
1149 * cp-tree.h (warn_spec_missing_attributes): New function.
1150 ((check_explicit_specialization): Add an argument. Call the above
1152 * decl.c (duplicate_decls): Avoid applying primary function template's
1153 attributes to its explicit specializations.
1154 cp/pt.c (warn_spec_missing_attributes): Define.
1156 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
1158 PR c++/71546 - lambda init-capture with qualified-id.
1159 * parser.c (cp_parser_lambda_introducer): Clear scope after
1160 each lambda capture.
1162 2018-02-27 Nathan Sidwell <nathan@acm.org>
1165 * name-lookup.h (get_member_slot): Rename ...
1166 (find_member_slot): ... here.
1167 (add_member_slot): New.
1168 * name-lookup.c (member_vec_linear_search): No need to check for
1170 (get_member_slot): Rename ...
1171 (find_member_slot): ... here. Don't add slot for incomplete class.
1172 (add_member_slot): New.
1173 * class.c (add_method): Adjust get_member_slot rename. Bail out
1174 if push_class_level_binding fails. Create slot and grok
1175 properties once we're committed to insertion.
1177 2018-02-27 Jason Merrill <jason@redhat.com>
1179 PR c++/84489 - dependent default template argument
1180 * pt.c (type_unification_real): Handle early substitution failure.
1182 2018-02-26 Jason Merrill <jason@redhat.com>
1184 PR c++/84560 - ICE capturing multi-dimensional VLA.
1185 * tree.c (array_of_runtime_bound_p): False if the element is
1188 PR c++/84441 - ICE with base initialized from ?:
1189 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
1191 PR c++/84520 - ICE with generic lambda in NSDMI.
1192 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
1193 'this' in a generic lambda instantiation.
1195 PR c++/84559 - ICE with constexpr VLA.
1196 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
1197 for constexpr variable with VLA type.
1199 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1202 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
1203 a valid constant initializer. Formatting fixes.
1205 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1208 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
1209 returning NULL_TREE.
1210 (apply_late_template_attributes): Likewise.
1212 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1215 * parser.c (cp_parser_omp_var_list_no_open): Only call
1216 cp_parser_lookup_name_simple on names satisfying identifier_p.
1217 (cp_parser_oacc_routine): Likewise.
1219 2018-02-26 Jason Merrill <jason@redhat.com>
1221 PR c++/84551 - ICE with concepts and -g.
1222 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
1224 2018-02-26 Marek Polacek <polacek@redhat.com>
1227 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
1230 2018-02-26 Jason Merrill <jason@redhat.com>
1232 PR c++/84447 - ICE with deleted inherited ctor with default arg.
1233 * call.c (build_over_call): Handle deleted functions in one place.
1235 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1238 * decl.c (redeclaration_error_message): Don't try to use
1239 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
1241 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1243 * lambda.c (build_capture_proxy): Define static.
1244 * cp-tree.h (build_capture_proxy): Remove.
1246 2018-02-26 Marek Polacek <polacek@redhat.com>
1249 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
1250 if name is error node.
1252 2018-02-25 Jason Merrill <jason@redhat.com>
1254 PR c++/84015 - ICE with class deduction and auto template parm.
1255 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
1257 2018-02-24 Marek Polacek <polacek@redhat.com>
1260 * constexpr.c (maybe_constant_init_1): New function.
1261 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
1262 (cxx_constant_init): New function.
1263 * cp-tree.h (cxx_constant_init): Declare.
1264 * typeck2.c (store_init_value): Call cxx_constant_init instead of
1265 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
1267 2018-02-22 Jason Merrill <jason@redhat.com>
1269 PR c++/70468 - ICE with constructor delegation via typedef.
1270 * pt.c (tsubst_initializer_list): Check for other mem-initializers
1271 with constructor delegation.
1273 2018-02-22 Jason Merrill <jason@redhat.com>
1275 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
1276 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
1279 2018-02-22 Marek Polacek <polacek@redhat.com>
1282 * parser.c (cp_parser_braced_list): Use require_open instead of
1285 2018-02-21 Jason Merrill <jason@redhat.com>
1287 PR c++/84454 - ICE with pack expansion in signature.
1288 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
1290 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
1292 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
1295 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
1298 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
1301 2018-02-20 Jakub Jelinek <jakub@redhat.com>
1304 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
1305 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
1308 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
1309 returns error_mark_node, return it immediately.
1310 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
1311 error_mark_node, return error_mark_node.
1314 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
1315 function_depth to avoid GC during finish_lambda_function.
1317 2018-02-19 Jason Merrill <jason@redhat.com>
1319 PR c++/84429 - ICE capturing VLA.
1320 * lambda.c (build_capture_proxy): Handle reference refs.
1322 2018-02-19 Jakub Jelinek <jakub@redhat.com>
1325 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
1326 either operand is error_mark_node, set current.lhs to that instead of
1327 creating a binary op with error_mark_node operands.
1330 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
1332 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
1335 * decl.c (grokdeclarator): Early return error_mark_node upon
1336 ill-formed friend declaration.
1338 2018-02-16 Marek Polacek <polacek@redhat.com>
1339 Jakub Jelinek <jakub@redhat.com>
1342 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
1343 set *jump_target to anything if jump_target is NULL.
1345 2018-02-16 Jason Merrill <jason@redhat.com>
1347 PR c++/84151 - unnecessary volatile load with static member.
1348 * call.c (build_new_method_call_1): Avoid loading from a volatile
1349 lvalue used as the object argument for a static member function.
1351 PR c++/81853 - using-directive and constexpr.
1352 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
1354 PR c++/84420 - ICE with structured binding in lambda.
1355 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
1357 PR c++/83835 - C++17 error with constructor ctors.
1358 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
1360 PR c++/82664 - ICE with reference to function template parm.
1361 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
1364 PR c++/82764 - C++17 ICE with empty base
1365 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
1367 2018-02-16 Jason Merrill <jason@redhat.com>
1369 PR c++/84421 - type-dependent if constexpr
1370 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
1372 2018-02-16 Nathan Sidwell <nathan@acm.org>
1374 Deprecate -ffriend-injection.
1375 * decl.c (cxx_init_decl_processing): Emit warning on option.
1376 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
1379 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
1382 * decl.c (check_special_function_return_type): Reject template
1383 template parameter in deduction guide.
1385 2018-02-16 Nathan Sidwell <nathan@acm.org>
1388 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
1390 2018-02-15 Jason Merrill <jason@redhat.com>
1392 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
1393 * call.c (convert_like_real): Don't use the copy-list-initialization
1394 shortcut for ck_base.
1396 PR c++/84045 - ICE with typedef and noexcept.
1397 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
1399 PR c++/84376 - ICE with omitted template arguments.
1400 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
1402 PR c++/84368 - wrong error with local variable in variadic lambda.
1403 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
1404 local_specializations.
1406 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
1409 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
1412 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1415 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
1418 2018-02-14 Nathan Sidwell <nathan@acm.org>
1420 * decl2.c (mark_vtable_entries): Set input_location to decl's.
1421 (c_parse_final_cleanups): Restore input_location after emitting
1424 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1426 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
1427 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
1428 auto_deduction_context, tree, int): Add defaults.
1429 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
1430 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
1431 tsubst_flags_t argument.
1432 * init.c (build_new): Likewise.
1434 2018-02-13 Jakub Jelinek <jakub@redhat.com>
1437 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
1438 about return other than *this in assignment operators if
1439 retval is type dependent expression.
1441 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
1444 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
1445 save_expr for the G++ extension.
1447 2018-02-13 Jason Merrill <jason@redhat.com>
1449 PR c++/84080 - ICE with return type deduction and specialization.
1450 * pt.c (determine_specialization): Check uses_template_parms.
1452 Fix more variadic capture issues.
1453 * pt.c (find_parameter_packs_r): Also look at explicit captures.
1454 (check_for_bare_parameter_packs): Check current_class_type for
1456 (extract_locals_r): Handle seeing a full instantiation of a pack.
1457 (tsubst_pack_expansion): Likewise. Force lambda capture.
1458 * parser.c (cp_parser_lambda_introducer): Don't
1459 check_for_bare_parameter_packs.
1461 PR c++/84338 - wrong variadic sizeof.
1462 * pt.c (argument_pack_select_arg): Like the macro, but look through
1464 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
1465 (extract_fnparm_pack): Do make_pack_expansion.
1466 (extract_locals_r): Do strip a pack expansion.
1467 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
1469 2018-02-12 Jakub Jelinek <jakub@redhat.com>
1472 * parser.c (cp_parser_binary_expression): Use build_min instead of
1473 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
1475 2018-02-12 Nathan Sidwell <nathan@acm.org>
1478 * parser.c (cp_parser_decltype): Push and pop
1479 deferring_access_checks. Reorganize to avoid goto.
1481 2018-02-12 Richard Biener <rguenther@suse.de>
1484 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
1485 uniform constructors and delay allocating them fully.
1487 2018-02-09 Jason Merrill <jason@redhat.com>
1489 PR c++/84036 - ICE with variadic capture.
1490 Handle variadic capture proxies more like non-variadic.
1491 * lambda.c (build_capture_proxy): Remove workaround.
1492 * pt.c (find_parameter_packs_r): The proxy is a pack.
1493 (instantiate_class_template_1): Remove dead lambda code.
1494 (extract_fnparm_pack): Don't make_pack_expansion.
1495 (extract_locals_r): Don't strip a pack expansion.
1496 (tsubst_pack_expansion): Handle proxy packs. Use
1497 PACK_EXPANSION_EXTRA_ARGS less.
1498 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
1499 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
1500 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
1501 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
1502 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
1504 2018-02-10 Jakub Jelinek <jakub@redhat.com>
1507 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
1509 2018-02-09 Jason Merrill <jason@redhat.com>
1511 PR c++/81917 - ICE with void_t and partial specialization.
1512 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
1513 calling most_specialized_partial_spec.
1515 2018-02-09 Nathan Sidwell <nathan@acm.org>
1518 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
1519 Pass expr location to strict_aliasing_warning.
1521 2018-02-09 Jason Merrill <jason@redhat.com>
1523 PR c++/84296 - ICE with qualified-id in template.
1525 * pt.c (unknown_base_ref_p): New.
1526 (instantiation_dependent_scope_ref_p): Use it instead of
1527 any_dependent_bases_p.
1529 2018-02-09 Marek Polacek <polacek@redhat.com>
1530 Jakub Jelinek <jakub@redhat.com>
1533 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
1534 fold_indirect_ref_1, including poly_*int64. Verify first that
1535 tree_fits_poly_int64_p (op01). Formatting fixes.
1537 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1539 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
1540 * lambda.c (build_capture_proxy): Likewise.
1541 * search.c (field_access_p): Likewise.
1542 * semantics.c (omp_clause_decl, omp_privatize_field,
1543 finish_omp_clauses): Likewise.
1545 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1548 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
1549 case of nullptr too.
1551 2018-02-08 Nathan Sidwell <nathan@acm.org>
1553 * class.c (finish_struct): Fix std:initializer_list diagnostic
1556 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1559 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
1561 2018-02-07 Jakub Jelinek <jakub@redhat.com>
1564 * parser.c (cp_parser_dot_deref_incomplete): New function.
1565 (cp_parser_postfix_dot_deref_expression): Use it.
1567 2018-02-07 David Malcolm <dmalcolm@redhat.com>
1571 * name-lookup.c (suggest_rid_p): New function.
1572 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
1575 2018-02-07 Jason Merrill <jason@redhat.com>
1577 PR c++/84182 - ICE with captured lambda
1579 * pt.c (extract_locals_r, extract_local_specs): New.
1580 (tsubst_pack_expansion): Use them.
1582 2018-02-07 Martin Liska <mliska@suse.cz>
1585 * class.c (add_method): Append argument value.
1586 * cp-tree.h (maybe_version_functions): Add new argument.
1587 * decl.c (decls_match): Call it if a declaration does not
1588 have DECL_FUNCTION_VERSIONED.
1589 (maybe_version_functions): record argument is added.
1591 2018-02-05 Marek Polacek <polacek@redhat.com>
1593 * class.c: Remove unused global variables.
1594 (build_primary_vtable): Don't gather statistics.
1595 (print_class_statistics): Remove.
1596 * cp-tree.h (print_class_statistics): Remove.
1597 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
1599 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
1601 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
1602 * constexpr.c (cx_check_missing_mem_inits): Likewise.
1603 * decl.c (next_initializable_field, find_decomp_class_base,
1604 cp_finish_decomp): Likewise.
1605 * typeck2.c (process_init_constructor_record): Likewise.
1607 2018-02-02 Jason Merrill <jason@redhat.com>
1609 PR c++/84181 - ICE with lambda parm in template argument.
1610 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
1612 2018-02-01 Jason Merrill <jason@redhat.com>
1614 PR c++/84160 - ICE with nested variadic capture.
1615 * lambda.c (is_capture_proxy_with_ref): New.
1616 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
1618 * expr.c (mark_use): Use is_capture_proxy_with_ref.
1619 * constexpr.c (potential_constant_expression_1): Likewise.
1620 * semantics.c (process_outer_var_ref): Likewise.
1622 2018-02-01 Marek Polacek <polacek@redhat.com>
1625 * typeck.c (build_address): Relax the assert when
1626 processing_template_decl.
1628 2018-02-01 Jason Merrill <jason@redhat.com>
1630 PR c++/84126 - ICE with variadic generic lambda
1633 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
1634 PACK_EXPANSION_EXTRA_ARGS.
1636 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
1639 * call.c (convert_like_real): If w're initializing from {} explicitly
1640 call abstract_virtuals_error_sfinae.
1642 2018-01-31 Jason Merrill <jason@redhat.com>
1643 Jakub Jelinek <jakub@redhat.com>
1646 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
1647 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
1650 2018-01-31 Jakub Jelinek <jakub@redhat.com>
1653 * constexpr.c (diag_array_subscript): Emit different diagnostics
1654 if TYPE_DOMAIN (arraytype) is NULL.
1655 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
1656 with NULL TYPE_DOMAIN use size_zero_node as nelts.
1658 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
1661 * semantics.c (finish_qualified_id_expr): When handling an
1662 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
1664 2018-01-31 Marek Polacek <polacek@redhat.com>
1667 * cp-gimplify.c (cp_fold): Check if X is an error node before
1668 calling useless_type_conversion_p.
1670 2018-01-30 Jason Merrill <jason@redhat.com>
1672 PR c++/84091 - ICE with local class in lambda in template.
1673 * decl2.c (determine_visibility): Look for outer containing template
1676 PR c++/84098 - ICE with lambda in template NSDMI.
1677 * pt.c (instantiate_class_template_1): Ignore more lambdas.
1679 2018-01-29 Jason Merrill <jason@redhat.com>
1681 PR c++/68810 - wrong location for reinterpret_cast error.
1682 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
1685 2018-01-29 Marek Polacek <polacek@redhat.com>
1688 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
1689 => fooarray[1] in offset_int.
1691 2018-01-29 Jason Merrill <jason@redhat.com>
1693 PR c++/83942 - wrong unused warning with static_cast.
1694 * cvt.c (ocp_convert): Call mark_rvalue_use.
1696 2018-01-26 Jason Merrill <jason@redhat.com>
1698 PR c++/83956 - wrong dtor error with anonymous union
1699 * method.c (walk_field_subobs): Variant members only affect
1701 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
1703 PR c++/84036 - ICE with variadic capture.
1705 * pt.c (tsubst_pack_expansion): When optimizing a simple
1706 substitution, pull a single pack expansion out of its pack.
1708 PR c++/82514 - ICE with local class in generic lambda.
1709 * pt.c (regenerated_lambda_fn_p): Remove.
1710 (enclosing_instantiation_of): Don't use it.
1711 (tsubst_function_decl): Call enclosing_instantiation_of.
1713 * pt.c (lookup_template_class_1): Add sanity check.
1714 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
1716 2018-01-25 Jakub Jelinek <jakub@redhat.com>
1719 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
1720 recursive calls that return ret.
1721 (cp_finish_decomp): Ignore unnamed bitfields.
1723 2018-01-23 Jason Merrill <jason@redhat.com>
1725 PR c++/82249 - wrong mismatched pack length error.
1726 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
1727 unsubstituted function parameter pack.
1729 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
1732 * decl.c (check_for_uninitialized_const_var): Not static; add
1733 bool and tsubst_flags_t parameters; adjust to be used both in
1734 constexpr context and not.
1735 * constexpr.c (potential_constant_expression_1): Use the above.
1736 * cp-tree.h (check_for_uninitialized_const_var): Declare.
1738 2018-01-23 Jason Merrill <jason@redhat.com>
1740 PR c++/83947 - ICE with auto declarations.
1741 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
1742 * decl.c (undeduced_auto_decl): Limit to vars and fns.
1744 2018-01-23 David Malcolm <dmalcolm@redhat.com>
1747 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
1748 for pointer to member function types.
1750 2018-01-23 Jakub Jelinek <jakub@redhat.com>
1753 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
1754 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
1756 2018-01-23 Nathan Sidwell <nathan@acm.org>
1759 * pt.c (tsubst_baselink): Remove optype assert.
1760 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
1762 2018-01-23 Jakub Jelinek <jakub@redhat.com>
1765 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
1766 refers to incomplete type.
1768 2018-01-23 Nathan Sidwell <nathan@acm.org>
1770 Deprecate ARM-era for scope handling
1771 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
1772 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
1774 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
1776 * semantics.c (begin_for_scope): Flag_new_for_scope is
1778 (finish_for_stmt, begin_range_for_stmt): Likewise.
1780 2018-01-22 Jason Merrill <jason@redhat.com>
1783 * decl2.c (determine_visibility): Fix template_decl handling
1784 instead of blocking it.
1786 PR c++/83720 - ICE with lambda and LTO.
1787 * decl2.c (determine_visibility): Clear template_decl for
1788 function-scope decls. Propagate anonymous linkage from containing
1791 2018-01-22 Marek Polacek <polacek@redhat.com>
1794 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
1797 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
1800 * decl.c (grokdeclarator): Don't diagnose extra parens
1803 2018-01-19 Jakub Jelinek <jakub@redhat.com>
1806 * call.c (joust): Use TREE_TYPE (source) if source is
1807 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
1810 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
1811 for direct enum init.
1812 * decl.c (reshape_init): Likewise.
1814 2018-01-19 Marek Polacek <polacek@redhat.com>
1816 * constexpr.c (fold_simple): Simplify.
1818 2018-01-18 Jason Merrill <jason@redhat.com>
1821 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
1822 * pt.c (instantiation_dependent_scope_ref_p): True if
1823 any_dependent_bases_p.
1825 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
1827 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
1828 vs DECL_NONTRIVIALLY_INITIALIZED_P).
1830 2018-01-18 Jason Merrill <jason@redhat.com>
1832 PR c++/82461 - constexpr list-initialized member
1833 * constexpr.c (potential_constant_expression_1): Check
1834 TARGET_EXPR_DIRECT_INIT_P.
1836 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
1839 * decl.c (xref_basetypes): Early return upon error about derived
1842 2018-01-18 Nathan Sidwell <nathan@acm.org>
1845 * cp-tree.h (mark_use): Declare.
1846 * expr.c (mark_use): Make extern.
1847 * call.c (direct_reference_binding): Set inner conv's
1848 rvaluedness_matches_p, if it is an identity.
1849 (convert_like_real): Mark lvalue or rvalue use for identity as
1850 rvaledness_matches_p demands.
1852 2018-01-18 Jakub Jelinek <jakub@redhat.com>
1855 * parser.c (attr_chainon): New function.
1856 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
1857 cp_parser_namespace_definition, cp_parser_init_declarator,
1858 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
1859 cp_parser_gnu_attributes_opt): Use it.
1860 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
1861 cp_parser_objc_struct_declaration): Likewise. Don't reset
1862 prefix_attributes if attributes is error_mark_node.
1864 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1867 * decl.c (grokdeclarator): Do not append the error_mark_node
1868 due to an erroneous optional attribute-specifier-seq.
1870 2018-01-17 Jakub Jelinek <jakub@redhat.com>
1873 * cp-gimplify.c (cp_maybe_instrument_return): Handle
1876 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1879 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
1880 error_mark_node when we give an error.
1881 * decl.c (cp_finish_decl): Use the latter.
1883 2018-01-17 Nathan Sidwell <nathan@acm.org>
1886 * init.c (build_raw_new_expr): Scan list for lookups to keep.
1888 2018-01-17 David Malcolm <dmalcolm@redhat.com>
1891 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
1892 the C++ part. If processing a template, call
1893 fold_non_dependent_expr rather than fully folding.
1895 2018-01-17 Jason Merrill <jason@redhat.com>
1897 PR c++/81067 - redundant NULL warning.
1898 * call.c (convert_like_real): Restore null_node handling.
1900 2018-01-17 Jason Merrill <jason@redhat.com>
1902 PR c++/81843 - ICE with variadic member template.
1904 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
1907 2018-01-17 David Malcolm <dmalcolm@redhat.com>
1910 * pt.c (type_dependent_expression_p): Strip any location wrapper
1911 before testing tree codes.
1912 (selftest::test_type_dependent_expression_p): New function.
1913 (selftest::cp_pt_c_tests): Call it.
1915 2018-01-17 Nathan Sidwell <nathan@acm.org>
1918 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
1919 this not a final instantiation.
1921 2018-01-16 Jason Merrill <jason@redhat.com>
1923 PR c++/83714 - ICE checking return in template.
1924 * typeck.c (check_return_expr): Call build_non_dependent_expr.
1926 2018-01-16 Jakub Jelinek <jakub@redhat.com>
1929 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
1930 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
1931 instead of CALL_FROM_THUNK_P.
1934 * name-lookup.c (member_vec_dedup): Return early if len is 0.
1935 (resort_type_member_vec, set_class_bindings,
1936 insert_late_enum_def_bindings): Use vec qsort method instead of
1937 calling qsort directly.
1939 2018-01-15 Martin Sebor <msebor@redhat.com>
1942 * class.c (find_flexarrays): Make a record of multiple flexible array
1945 2018-01-12 Jason Merrill <jason@redhat.com>
1947 PR c++/83186 - ICE with static_cast of list-initialized temporary.
1948 * typeck.c (build_static_cast): Use build_non_dependent_expr.
1950 2018-01-12 Nathan Sidwell <nathan@acm.org>
1952 * cp-tree.h (mark_rvalue_use): Add parm name.
1953 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
1955 * call.c (convert_like_real): Fix formatting.
1957 2018-01-11 Jason Merrill <jason@redhat.com>
1959 PR c++/82728 - wrong -Wunused-but-set-variable
1962 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
1963 * decl.c (case_conversion): Likewise.
1964 * semantics.c (finish_static_assert): Call
1965 perform_implicit_conversion_flags.
1967 2018-01-11 Nathan Sidwell <nathan@acm.org>
1969 * method.c (enum mangling_flags): Delete long-dead enum.
1971 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
1973 * parser.c (cp_parser_std_attribute_spec): When
1974 token_pair::require_open / require_close return false simply
1975 return error_mark_node, avoid duplicate cp_parser_error about
1976 expected '(' / ')', respectively.
1978 2018-01-10 David Malcolm <dmalcolm@redhat.com>
1981 * call.c (null_ptr_cst_p): Strip location wrappers when
1982 converting from '0' to a pointer type in C++11 onwards.
1983 (conversion_null_warnings): Replace comparison with null_node with
1984 call to null_node_p.
1985 (build_over_call): Likewise.
1986 * cp-gimplify.c (cp_fold): Remove the early bailout when
1987 processing_template_decl.
1988 * cp-lang.c (selftest::run_cp_tests): Call
1989 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
1990 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
1991 (selftest::run_cp_tests): Move decl to bottom of file.
1992 (null_node_p): New inline function.
1993 (selftest::cp_pt_c_tests): New decl.
1994 (selftest::cp_tree_c_tests): New decl.
1995 * cvt.c (build_expr_type_conversion): Replace comparison with
1996 null_node with call to null_node_p.
1997 * error.c (args_to_string): Likewise.
1998 * except.c (build_throw): Likewise.
1999 * mangle.c (write_expression): Skip location wrapper nodes.
2000 * parser.c (literal_integer_zerop): New function.
2001 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
2002 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
2003 param of cp_parser_parenthesized_expression_list. When calling
2004 warn_for_memset, replace integer_zerop calls with
2005 literal_integer_zerop, eliminating the double logical negation
2006 cast to bool. Eliminate the special-casing for CONST_DECL in
2007 favor of the fold_for_warn within warn_for_memset.
2008 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
2009 param, defaulting to false. Convert "expr" to a cp_expr, and call
2010 maybe_add_location_wrapper on it when wrap_locations_p is true.
2011 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
2012 the result for RID_ALIGNOF and RID_SIZEOF.
2013 (cp_parser_builtin_offsetof): Likewise.
2014 * pt.c: Include "selftest.h".
2015 (tsubst_copy): Handle location wrappers.
2016 (tsubst_copy_and_build): Likewise.
2017 (build_non_dependent_expr): Likewise.
2018 (selftest::test_build_non_dependent_expr): New function.
2019 (selftest::cp_pt_c_tests): New function.
2020 * tree.c: Include "selftest.h".
2021 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
2022 (selftest::test_lvalue_kind): New function.
2023 (selftest::cp_tree_c_tests): New function.
2024 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
2025 (cp_build_binary_op): Replace comparison with null_node with call
2027 (build_address): Use location of operand when building address
2030 2018-01-10 Marek Polacek <polacek@redhat.com>
2033 * call.c (build_conditional_expr_1): Check complain before warning.
2034 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
2035 -Wduplicated-branches.
2037 2018-01-10 Jakub Jelinek <jakub@redhat.com>
2040 * call.c (maybe_warn_class_memaccess): Add forward declaration.
2041 Change last argument from tree * to const vec<tree, va_gc> *, adjust
2042 args uses and check number of operands too. Don't strip away any
2043 nops. Use maybe_constant_value when looking for INTEGER_CST args.
2044 Deal with src argument not having pointer type. Check
2045 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
2047 (build_over_call): Call maybe_warn_class_memaccess here on the
2049 (build_cxx_call): Rather than here on converted arguments.
2051 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2054 * init.c (build_vec_init): Avoid building an INIT_EXPR with
2055 error_mark_node as second argument.
2057 2018-01-09 Jakub Jelinek <jakub@redhat.com>
2060 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
2061 in STATEMENT_LIST. Remove unneeded assert.
2063 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
2064 Alan Hayward <alan.hayward@arm.com>
2065 David Sherwood <david.sherwood@arm.com>
2067 * constexpr.c (cxx_eval_array_reference): Handle polynomial
2069 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
2070 * call.c (build_conditional_expr_1): Likewise.
2071 * decl.c (cp_finish_decomp): Likewise.
2072 * mangle.c (write_type): Likewise.
2073 * typeck.c (structural_comptypes): Likewise.
2074 (cp_build_binary_op): Likewise.
2075 * typeck2.c (process_init_constructor_array): Likewise.
2077 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2080 * typeck.c (build_static_cast_1): For static casts to reference types,
2081 call build_base_path with flag_delete_null_pointer_checks as nonnull
2082 instead of always false. When -fsanitize=null, call
2083 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
2084 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
2085 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
2087 2018-01-03 Nathan Sidwell <nathan@acm.org>
2090 * method.c (make_alias_for): Copy DECL_CONTEXT.
2092 2018-01-03 Marek Polacek <polacek@redhat.com>
2095 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
2097 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2099 PR preprocessor/83602
2100 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
2104 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
2105 error_mark_node, return error_mark_node.
2107 Update copyright years.
2109 2018-01-02 Jakub Jelinek <jakub@redhat.com>
2112 * tree.c (replace_placeholders_r): Pass NULL as last argument to
2113 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
2114 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
2115 to false and return.
2116 (replace_placeholders): Pass NULL instead of &pset as last argument
2119 2018-01-02 Nathan Sidwell <nathan@acm.org>
2121 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
2124 Copyright (C) 2018 Free Software Foundation, Inc.
2126 Copying and distribution of this file, with or without modification,
2127 are permitted in any medium without royalty provided the copyright
2128 notice and this notice are preserved.