1 2018-05-24 Jason Merrill <jason@redhat.com>
3 PR c++/85864 - literal template and default template arg.
4 * pt.c (instantiation_dependent_r): Handle NONTYPE_ARGUMENT_PACK.
6 2018-05-24 Marek Polacek <polacek@redhat.com>
9 * init.c (build_new_1): Use fold_non_dependent_expr. Use a dedicated
10 variable for its result. Fix a condition.
11 (build_new): Use fold_non_dependent_expr. Tweak a condition.
13 2018-05-23 Jason Merrill <jason@redhat.com>
15 Fix cast to rvalue reference from prvalue.
16 * cvt.c (diagnose_ref_binding): Handle rvalue reference.
17 * rtti.c (build_dynamic_cast_1): Don't try to build a reference to
18 non-class type. Handle xvalue argument.
19 * typeck.c (build_reinterpret_cast_1): Allow cast from prvalue to
21 * semantics.c (finish_compound_literal): Do direct-initialization,
22 not cast, to initialize a reference.
24 CWG 616, 1213 - value category of subobject references.
25 * tree.c (lvalue_kind): A reference to a subobject of a prvalue is
27 * typeck2.c (build_m_component_ref): Likewise.
28 * typeck.c (cp_build_addr_expr_1, lvalue_or_else): Remove diagnostic
29 distinction between temporary and xvalue.
31 2018-05-23 Marek Polacek <polacek@redhat.com>
33 Implement P0614R1, Range-based for statements with initializer.
34 * parser.c (cp_parser_range_based_for_with_init_p): New.
35 (cp_parser_init_statement): Use it. Parse the optional init-statement
36 for a range-based for loop.
37 (cp_parser_skip_to_closing_parenthesis_1): Handle balancing ?:.
39 2018-05-22 Jason Merrill <jason@redhat.com>
41 PR c++/81420 - not extending temporary lifetime.
42 * call.c (extend_ref_init_temps_1): Handle ARRAY_REF.
43 * class.c (build_base_path): Avoid redundant move of an rvalue.
45 PR c++/85866 - error with .* in default template arg.
46 * pt.c (tsubst_copy_and_build): Handle partial instantiation.
48 2018-05-21 Paolo Carlini <paolo.carlini@oracle.com>
50 * parser.c (cp_parser_parameter_declaration_list): Remove
52 (cp_parser_parameter_declaration_clause): Adjust.
53 (cp_parser_cache_defarg): Likewise.
55 2018-05-21 Paolo Carlini <paolo.carlini@oracle.com>
58 * parser.c (cp_parser_maybe_commit_to_declaration,
59 cp_parser_check_condition_declarator): New.
60 (cp_parser_simple_declaration): Use the first above.
61 (cp_parser_condition): Use both the above; enforce
62 [stmt.stmt]/2 about the declarator not specifying
63 a function or an array; improve error-recovery.
65 2018-05-20 Jason Merrill <jason@redhat.com>
67 PR libstdc++/85843 - warning in logic_error copy constructor.
68 * class.c (type_has_user_nondefault_constructor): Check for a
69 user-provided ctor, not user-declared.
71 2018-05-19 Jason Merrill <jason@redhat.com>
73 * pt.c (tsubst_pack_expansion): Sorry rather than abort
74 on __integer_pack as subexpression of pattern.
76 2018-05-18 Jason Merrill <jason@redhat.com>
78 PR c++/58407 - deprecated implicit copy ops.
79 * call.c (build_over_call): Warn about deprecated trivial fns.
80 * class.c (classtype_has_user_copy_or_dtor): New.
81 (type_build_ctor_call): Check TREE_DEPRECATED.
82 (type_build_dtor_call): Likewise.
83 * decl2.c (cp_warn_deprecated_use): Move from tree.c.
84 Add checks. Return bool. Handle -Wdeprecated-copy.
86 * decl.c (grokdeclarator): Remove redundant checks.
87 * typeck2.c (build_functional_cast): Likewise.
88 * method.c (lazily_declare_fn): Mark deprecated copy ops.
89 * init.c (build_aggr_init): Only set TREE_USED if there are
92 2018-05-18 Cesar Philippidis <cesar@codesourcery.com>
95 * cp-gimplify.c (cp_genericize_r): Call genericize_omp_for_stmt for
98 2018-05-18 Richard Sandiford <richard.sandiford@linaro.org>
100 * constexpr.c (cxx_eval_constant_expression): Remove FMA_EXPR handling.
101 (potential_constant_expression_1): Likewise.
103 2018-05-16 Marek Polacek <polacek@redhat.com>
106 * call.c (set_flags_from_callee): Handle AGGR_INIT_EXPRs too.
107 * tree.c (bot_manip): Call set_flags_from_callee for
110 2018-05-15 Jason Merrill <jason@redhat.com>
112 * cp-tree.h (cp_expr): Remove copy constructor.
113 * mangle.c (struct releasing_vec): Declare copy constructor.
115 * constexpr.c (cxx_eval_vec_init_1): Pass tf_none if ctx->quiet.
117 PR c++/64372 - CWG 1560, gratuitous lvalue-rvalue conversion in ?:
118 * call.c (build_conditional_expr_1): Don't force_rvalue when one arm
119 is a throw-expression.
121 2018-05-15 Paolo Carlini <paolo.carlini@oracle.com>
123 * cp-tree.h (DECL_MAYBE_IN_CHARGE_CDTOR_P): New.
124 (FOR_EACH_CLONE): Update.
125 * decl.c (grokdeclarator): Use it.
126 * decl2.c (vague_linkage_p): Likewise.
127 * mangle.c (mangle_decl): Likewise.
128 * method.c (lazily_declare_fn): Likewise.
129 * optimize.c (can_alias_cdtor, maybe_clone_body): Likewise.
130 * repo.c (repo_emit_p): Likewise.
131 * tree.c (decl_linkage): Likewise.
133 2018-05-14 Jason Merrill <jason@redhat.com>
135 Handle TYPE_HAS_LATE_RETURN_TYPE like ref-qualifier and eh spec.
136 * tree.c (build_cp_fntype_variant): New.
137 (build_ref_qualified_type, build_exception_variant)
138 (strip_typedefs, cxx_copy_lang_qualifiers): Use it.
139 (cxx_type_hash_eq, cp_check_qualified_type): Check
140 TYPE_HAS_LATE_RETURN_TYPE.
141 (cp_build_type_attribute_variant): Check cxx_type_hash_eq.
142 (cp_build_qualified_type_real): No need to preserve C++ qualifiers.
143 * class.c (build_clone): Use cxx_copy_lang_qualifiers.
144 (adjust_clone_args): Likewise.
145 * decl.c (grokfndecl): Add late_return_type_p parameter. Use
146 build_cp_fntype_variant.
147 (grokdeclarator): Pass late_return_type_p to grokfndecl.
148 (check_function_type): Use cxx_copy_lang_qualifiers.
149 (static_fn_type): Use cxx_copy_lang_qualifiers.
150 * decl2.c (build_memfn_type, maybe_retrofit_in_chrg)
151 (cp_reconstruct_complex_type, coerce_new_type, coerce_delete_type)
152 (change_return_type): Use cxx_copy_lang_qualifiers.
153 * mangle.c (write_type): Use cxx_copy_lang_qualifiers.
154 * parser.c (cp_parser_lambda_declarator_opt): Represent an explicit
155 return type on the declarator like a normal trailing return type.
156 * pt.c (tsubst_function_type): Use build_cp_fntype_variant.
157 (copy_default_args_to_explicit_spec): Use cxx_copy_lang_qualifiers.
158 * typeck.c (merge_types): Use build_cp_fntype_variant.
160 2018-05-14 Paolo Carlini <paolo.carlini@oracle.com>
162 * cp-tree.h (TYPE_REF_P): New.
163 (TYPE_OBJ_P, TYPE_REF_OBJ_P, TYPE_REFFN_P): Update.
164 * call.c (build_list_conv, build_aggr_conv, standard_conversion,
165 direct_reference_binding, reference_binding, implicit_conversion,
166 add_builtin_candidate, build_user_type_conversion_1, build_op_call_1,
167 build_new_op_1, build_x_va_arg, conv_binds_ref_to_prvalue,
168 build_over_call, perform_implicit_conversion_flags,
169 extend_ref_init_temps, type_has_extended_temps): Use it.
170 * class.c (one_inheriting_sig, check_field_decls,
171 check_bases_and_members, find_flexarrays, finish_struct,
172 fixed_type_or_null): Likewise.
173 * constexpr.c (literal_type_p, cxx_bind_parameters_in_call,
174 non_const_var_error, cxx_eval_constant_expression,
175 potential_constant_expression_1): Likewise.
176 * cp-gimplify.c (omp_var_to_track, omp_cxx_notice_variable,
177 cp_genericize_r, cxx_omp_privatize_by_reference,
178 cxx_omp_const_qual_no_mutable, cxx_omp_finish_clause,
179 cp_fold_maybe_rvalue): Likewise.
180 * cp-ubsan.c (cp_ubsan_maybe_instrument_downcast): Likewise.
181 * cvt.c (build_up_reference, convert_to_reference,
182 convert_from_reference, convert_to_void, noexcept_conv_p,
183 fnptr_conv_p): Likewise.
184 * decl.c (poplevel, check_for_uninitialized_const_var,
185 check_initializer, initialize_local_var, cp_finish_decl,
186 get_tuple_decomp_init, cp_finish_decomp, grokdeclarator, copy_fn_p,
187 move_signature_fn_p, grok_op_properties, finish_function): Likewise.
188 * decl2.c (grok_array_decl, cp_reconstruct_complex_type,
189 decl_maybe_constant_var_p): Likewise.
190 * error.c (dump_type_prefix, dump_expr): Likewise.
191 * except.c (initialize_handler_parm, complete_ptr_ref_or_void_ptr_p,
192 is_admissible_throw_operand_or_catch_parameter): Likewise.
193 * expr.c (mark_use): Likewise.
194 * init.c (build_zero_init_1, build_value_init_noctor,
195 perform_member_init, diagnose_uninitialized_cst_or_ref_member_1,
196 build_new, build_delete): Likewise.
197 * lambda.c (build_lambda_object): Likewise.
198 * mangle.c (write_expression, write_template_arg): Likewise.
199 * method.c (forward_parm, do_build_copy_constructor,
200 do_build_copy_assign, build_stub_object, constructible_expr,
201 walk_field_subobs): Likewise.
202 * parser.c (cp_parser_omp_for_loop_init,
203 cp_parser_omp_declare_reduction_exprs,
204 cp_parser_omp_declare_reduction): Likewise.
205 * pt.c (convert_nontype_argument_function, convert_nontype_argument,
206 convert_template_argument, tsubst_pack_expansion,
207 tsubst_function_decl, tsubst_decl, tsubst, tsubst_copy_and_build,
208 maybe_adjust_types_for_deduction, check_cv_quals_for_unify, unify,
209 more_specialized_fn, invalid_nontype_parm_type_p, dependent_type_p_r,
210 value_dependent_expression_p, build_deduction_guide): Likewise.
211 * semantics.c (finish_handler_parms, finish_non_static_data_member,
212 finish_compound_literal, omp_privatize_field,
213 handle_omp_array_sections_1, handle_omp_array_sections,
214 cp_check_omp_declare_reduction, finish_omp_reduction_clause,
215 finish_omp_declare_simd_methods, cp_finish_omp_clause_depend_sink,
216 finish_omp_clauses, finish_decltype_type, capture_decltype,
217 finish_builtin_launder): Likewise.
218 * tree.c (lvalue_kind, cp_build_reference_type, move,
219 cp_build_qualified_type_real, stabilize_expr, stabilize_init): Likewise.
220 * typeck.c (cxx_safe_arg_type_equiv_p, build_class_member_access_expr,
221 cp_build_indirect_ref_1, convert_arguments, warn_for_null_address,
222 cp_build_addr_expr_1, maybe_warn_about_useless_cast,
223 build_static_cast_1, build_static_cast, build_reinterpret_cast_1,
224 build_const_cast_1, cp_build_c_cast, cp_build_modify_expr,
225 convert_for_initialization,
226 maybe_warn_about_returning_address_of_local, check_return_expr,
227 cp_type_quals, casts_away_constness, non_reference): Likewise.
228 * typeck2.c (cxx_readonly_error, store_init_value,
229 process_init_constructor_record, build_x_arrow, build_functional_cast,
230 add_exception_specifier): Likewise.
232 2018-05-14 Jason Merrill <jason@redhat.com>
234 * pt.c (tsubst) [ARRAY_TYPE]: Check valid_array_size_p.
235 (tsubst_copy_and_build) [NEW_EXPR]: Clear in_decl.
237 2018-05-11 Jakub Jelinek <jakub@redhat.com>
240 * cp-tree.h (cxx_omp_predetermined_sharing_1): New prototype.
241 * cp-gimplify.c (cxx_omp_predetermined_sharing): New wrapper around
242 cxx_omp_predetermined_sharing_1. Rename old function to ...
243 (cxx_omp_predetermined_sharing_1): ... this.
244 * semantics.c (finish_omp_clauses): Use cxx_omp_predetermined_sharing_1
245 instead of cxx_omp_predetermined_sharing.
247 2018-05-10 Jason Merrill <jason@redhat.com>
249 * decl.c (cp_finish_decl): Don't instantiate auto variable.
250 (check_static_variable_definition): Allow auto.
251 * constexpr.c (ensure_literal_type_for_constexpr_object): Likewise.
253 * cp-tree.h (DECL_CONSTRUCTOR_P): Use DECL_CXX_CONSTRUCTOR_P.
254 (DECL_DESTRUCTOR_P): Use DECL_CXX_DESTRUCTOR_P.
256 Core issue 2310 - conversion to base of incomplete type.
257 * class.c (build_base_path): Check COMPLETE_TYPE_P for source type.
259 CWG 2267 - list-initialization of reference temporary
260 * call.c (reference_binding): List-initializing a reference
261 temporary is copy-list-initialization.
263 * parser.c (cp_parser_class_head): Use num_template_headers_for_class.
265 * pt.c (instantiate_decl): Make sure we aren't trying to do a nested
266 instantiation in template context.
268 * class.c (vbase_has_user_provided_move_assign): Use
271 * lambda.c (lambda_expr_this_capture): Improve logic.
273 * decl.c (make_typename_type): s/parameters/arguments/.
274 * parser.c (cp_parser_nested_name_specifier_opt): Likewise.
275 * pt.c (make_pack_expansion): Correct error message.
277 2018-05-10 Jakub Jelinek <jakub@redhat.com>
280 * cp-gimplify.c (cp_fold): Use fold_offsetof rather than
281 fold_offsetof_1, pass TREE_TYPE (x) as TYPE to it and drop the
284 2018-05-10 Eric Botcazou <ebotcazou@adacore.com>
287 * decl2.c (adjust_var_decl_tls_model): New static function.
288 (comdat_linkage): Call it on a variable.
289 (maybe_make_one_only): Likewise.
291 2018-05-09 Paolo Carlini <paolo.carlini@oracle.com>
295 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
298 * parser.c (cp_parser_parameter_declaration_list): When the
299 entire parameter-declaration-list is erroneous maybe call
300 abort_fully_implicit_template.
302 2018-05-08 Jason Merrill <jason@redhat.com>
304 PR c++/85706 - class deduction under decltype
305 * pt.c (for_each_template_parm_r): Handle DECLTYPE_TYPE. Clear
306 *walk_subtrees whether or not we walked into the operand.
307 (type_uses_auto): Only look at deduced contexts.
309 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
312 * parser.c (cp_parser_parameter_declaration_list): When the
313 entire parameter-declaration-list is erroneous maybe call
314 abort_fully_implicit_template.
316 2018-05-08 Marek Polacek <polacek@redhat.com>
319 * semantics.c (finish_if_stmt_cond): See through typedefs.
321 2018-05-07 Jason Merrill <jason@redhat.com>
323 PR c++/85646 - lambda visibility.
324 * decl2.c (determine_visibility): Don't mess with template arguments
325 from the containing scope.
326 (vague_linkage_p): Check DECL_ABSTRACT_P before looking at a 'tor
329 2018-05-07 Nathan Sidwell <nathan@acm.org>
332 * cp-tree.h (DECL_ERROR_REPORTED, DECL_DEAD_FOR_LOCAL)
333 (DECL_HAS_SHADOWED_FOR_VAR_P, DECL_SHADOWED_FOR_VAR)
334 (SET_DECL_SHADOWED_FOR_VAR): Delete.
335 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
336 (check_for_out_of_scope_variable, init_shadowed_var_for_decl):
338 * name-lookup.h (struct cp_binding_level): Remove
339 dead_vars_from_for field.
340 * cp-lang.c (cp_init_ts): Delete.
341 (LANG_HOOKS_INIT_TS): Override to cp_common_init_ts.
342 * cp-objcp-common.c (shadowed_var_for_decl): Delete.
343 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
344 (init_shadowed_var_for_decl): Delete.
345 * decl.c (poplevel): Remove shadowed for var handling.
346 (cxx_init_decl_processing): Remove -ffor-scope deprecation.
347 * name-lookup.c (find_local_binding): Remove shadowed for var
349 (check_local_shadow): Likewise.
350 (check_for_out_of_scope_variable): Delete.
351 * parser.c (cp_parser_primary_expression): Remove shadowed for var
353 * pt.c (tsubst_decl): Remove DECL_DEAD_FOR_LOCAL setting.
354 * semantics.c (begin_for_scope): Always have a scope.
355 (begin_for_stmt, finish_for_stmt): Remove ARM-for scope handling.
356 (begin_range_for_stmt, finish_id_expression): Likewise.
358 2018-05-07 Jason Merrill <jason@redhat.com>
360 PR c++/85618 - ICE with initialized VLA.
361 * tree.c (vla_type_p): New.
362 * typeck2.c (store_init_value, split_nonconstant_init_1): Check it
363 rather than array_of_runtime_bound_p.
365 2018-05-05 Paolo Carlini <paolo.carlini@oracle.com>
367 * cvt.c (ocp_convert): Early handle the special case of a
368 null_ptr_cst_p expr converted to a NULLPTR_TYPE_P type.
370 2018-05-03 Jason Merrill <jason@redhat.com>
372 PR c++/85600 - virtual delete failure.
373 * init.c (build_delete): Always save_expr when deleting.
375 2018-05-03 Nathan Sidwell <nathan@acm.org>
377 * decl.c (cxx_init_decl_processing): Remove flag_friend_injection.
378 * name-lookup.c (do_pushdecl): Likewise.
380 2018-05-02 Paolo Carlini <paolo.carlini@oracle.com>
381 Jason Merrill <jason@redhat.com>
384 * name-lookup.c (check_local_shadow): Don't handle static old
385 declarations in the block handling locals shadowing locals.
387 2018-05-01 Jason Merrill <jason@redhat.com>
389 PR c++/85587 - error with scoped enum in template.
390 * semantics.c (finish_qualified_id_expr): Don't return an
391 unqualified IDENTIFIER_NODE.
393 2018-04-30 Jason Merrill <jason@redhat.com>
395 PR c++/85580 - extern "C" and local variables
396 * name-lookup.c (check_extern_c_conflict): Ignore local decls.
398 PR c++/84701 - unsigned typeof.
399 * decl.c (grokdeclarator): Overhaul diagnostics for invalid use
400 of long/short/signed/unsigned.
402 PR c++/85305 - pack in lambda init-capture.
403 * parser.c (cp_parser_initializer): Add subexpression_p parm; don't
404 check_for_bare_parameter_packs in a subexpression.
405 (cp_parser_lambda_introducer): Use it.
407 PR c++/61982 - dead stores to destroyed objects.
408 * call.c (build_trivial_dtor_call): New, assigns a clobber.
409 (build_over_call, build_special_member_call): Use it.
410 * cp-tree.h: Declare it.
411 * init.c (build_delete): Remove trivial path.
413 * init.c (build_dtor_call): Use build_special_member_call.
414 (build_delete): Remove redundant uses of save_addr.
416 * decl.c (build_clobber_this): Use build_clobber.
418 2018-04-27 Jakub Jelinek <jakub@redhat.com>
421 * init.c (build_zero_init_1): For zero initialization of
422 NULLPTR_TYPE_P type use build_int_cst directly.
424 2018-04-27 David Malcolm <dmalcolm@redhat.com>
427 * name-lookup.c (consider_binding_level): Skip compiler-generated
429 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Flatten
430 nested if statements into a series of rejection tests. Reject
431 lambda-ignored entities as suggestions.
433 2018-04-27 Jason Merrill <jason@redhat.com>
435 * cvt.c (cp_fold_convert): Use convert_ptrmem.
436 * typeck.c (convert_ptrmem): Add a NOP even if no adjustment.
438 2018-04-27 Paolo Carlini <paolo.carlini@oracle.com>
441 * decl.c (grokdeclarator): Clear friendp upon definition in local
442 class definition error.
444 2018-04-27 Jason Merrill <jason@redhat.com>
446 PR c++/85545 - ICE with noexcept PMF conversion.
447 * cvt.c (cp_fold_convert): Pass PMF CONSTRUCTORs to
449 * typeck.c (build_ptrmemfunc): Don't build a NOP_EXPR for zero
451 (build_ptrmemfunc_access_expr): Special-case CONSTRUCTORs.
453 2018-04-27 Nathan Sidwell <nathan@acm.org>
455 * typeck.c (convert_ptrmem): Move local var decls to initialization.
457 * cp-tree.h (TEMPLATE_INFO): Fix comments.
458 (TI_PENDING_TEMPLATE_FLAG): Check TEMPLATE_INFO.
459 (NON_DEFAULT_TEMPLATE_ARG_COUNT): Wrap line.
460 (dump, print_other_binding_stacks): Remove declarations.
461 * name-lookup.c (print_other_binding_stack): Make static.
462 * pt.c (build_template_decl): Make static.
464 2018-04-26 Jason Merrill <jason@redhat.com>
466 PR c++/85545 - ICE with noexcept PMF conversion.
467 * cvt.c (cp_fold_convert): Handle PMF CONSTRUCTORs directly.
469 2018-04-25 Nathan Sidwell <nathan@acm.org>
473 * cp-tree.h (REINTERPRET_CAST_P): New.
474 * constexpr.c (cxx_eval_constant_expression) <case NOP_EXPR>:
475 Reject REINTERPET_CAST_P conversions. Use cplus_expand_constant
476 for non-trivial PTRMEM_CST cases.
477 * typeck.c (build_nop_reinterpret): New.
478 (build_reinterpret_cast_1): Use it. Set REINTERPRET_CAST_P on
479 NOP_EXPRs returned by cp_convert.
481 2018-04-23 Jason Merrill <jason@redhat.com>
483 PR c++/69560 - wrong alignof(double) on x86.
484 CWG 1879 - Inadequate definition of alignment requirement.
485 * cp-tree.h (ALIGNOF_EXPR_STD_P): New.
486 * typeck.c (cxx_sizeof_or_alignof_type): Add std_alignof parm.
487 (cxx_sizeof_expr, cxx_sizeof_nowarn, cxx_alignas_expr)
488 (cxx_alignof_expr): Pass it.
489 * parser.c (cp_parser_unary_expression): Pass it.
490 * pt.c (tsubst_copy): Copy it.
491 (tsubst_copy_and_build): Pass it.
492 * decl.c (fold_sizeof_expr): Pass it.
494 2018-04-23 Jakub Jelinek <jakub@redhat.com>
495 Jason Merrill <jason@redhat.com>
497 PR c++/85470 - wrong error with static data member.
498 * decl.c (check_initializer): Check DECL_INITIALIZED_IN_CLASS_P.
499 * typeck2.c (store_init_value): Likewise.
501 2018-04-20 Jakub Jelinek <jakub@redhat.com>
504 * cp-tree.h (tinst_level): Remove in_system_header_p member,
505 change refcount member from unsigned char to unsigned short,
506 add refcount_infinity static data member, adjust comments.
507 * pt.c (tinst_level::refcount_infinity): Define.
508 (inc_refcount_use): Remove assert, don't increment if refcount
509 is already refcount_infinity, adjust comment.
510 (dec_refcount_use): Remove assert, don't decrement if refcount
511 is refcount_infinity, adjust comment.
512 (push_tinst_level_loc): Formatting fix.
514 2018-04-19 Paolo Carlini <paolo.carlini@oracle.com>
517 * pt.c (lookup_template_class_1): Check pushtag return value for
520 2018-04-19 Alexandre Oliva <aoliva@redhat.com>
523 * cp-tree.h (tinst_level::free): Fix whitespace.
525 2018-04-18 Paolo Carlini <paolo.carlini@oracle.com>
528 * pt.c (tsubst_lambda_expr): Check begin_lambda_type return value
531 2018-04-18 Jakub Jelinek <jakub@redhat.com>
534 * typeck.c (cp_build_addr_expr_1): Move handling of offsetof-like
535 tricks from here to ...
536 * cp-gimplify.c (cp_fold) <case ADDR_EXPR>: ... here. Only use it
537 if INDIRECT_REF's operand is INTEGER_CST cast to pointer type.
539 2018-04-18 Alexandre Oliva <aoliva@redhat.com>
542 * cp-tree.h (struct tinst_level): Split decl into tldcl and
543 targs. Add private split_list_p, tree_list_p, and not_list_p
544 inline const predicates; to_list private member function
545 declaration; free public member function declaration; list_p,
546 get_node and maybe_get_node accessors, and refcount data
547 member. Narrow errors to unsigned short.
548 * error.c (print_instantiation_full_context): Use new
550 (print_instantiation_partial_context_line): Likewise. Drop
551 const from tinst_level-typed parameter.
552 * mangle.c (mangle_decl_string): Likewise.
553 * pt.c (freelist): New template class.
554 (tree_list_freelist_head): New var.
555 (tree_list_freelist): New fn, along with specializations.
556 (tinst_level_freelist_head): New var.
557 (pending_template_freelist_head): Likewise.
558 (tinst_level_freelist, pending_template_freelist): New fns.
559 (tinst_level::to_list, tinst_level::free): Define.
560 (inc_refcount_use, dec_refcount_use): New fns for tinst_level.
561 (set_refcount_ptr): New template fn.
562 (add_pending_template): Adjust for refcounting, freelists and
564 (neglectable_inst_p): Take a NULL d as a non-DECL.
565 (limit_bad_template_recursion): Use new accessors.
566 (push_tinst_level): New overload to create the list.
567 (push_tinst_level_loc): Make it static, split decl into two
568 args, adjust tests and initialization to cope with split
569 lists, use freelist, adjust for refcounting.
570 (push_tinst_level_loc): New wrapper with the old interface.
571 (pop_tinst_level): Adjust for refcounting.
572 (record_last_problematic_instantiation): Likewise.
573 (reopen_tinst_level): Likewise. Use new accessors.
574 (instantiate_alias_template): Adjust for split list.
575 (fn_type_unification): Likewise.
576 (get_partial_spec_bindings): Likewise.
577 (instantiate_pending_templates): Use new accessors. Adjust
578 for refcount. Release pending_template to freelist.
579 (instantiating_current_function_p): Use new accessors.
581 2018-04-16 Alexandre Oliva <aoliva@redhat.com>
584 * parser.c (cp_parser_builtin_offset): Reject type definitions.
585 * mangle.c (nested_anon_class_index): Avoid crash returning -1
586 if we've seen errors.
588 2018-04-12 David Malcolm <dmalcolm@redhat.com>
591 * name-lookup.c (macro_use_before_def::maybe_make): New function,
592 checking that the use is indeed before the definition.
593 (macro_use_before_def::macro_use_before_def): Make private.
594 (macro_use_before_def::~macro_use_before_def): Make private. Move
595 check for UNKNOWN_LOCATION to macro_use_before_def::maybe_make.
596 (lookup_name_fuzzy): Call macro_use_before_def::maybe_make rather
597 than using new directly.
599 2018-04-12 Jason Merrill <jason@redhat.com>
601 PR c++/85356 - ICE with pointer to member function.
602 * pt.c (maybe_instantiate_noexcept): Do instantiate in templates if
603 flag_noexcept_type. Build the new spec within the function context.
604 * except.c (build_noexcept_spec): Do get constant value in templates
605 if flag_noexcept_type.
606 * decl.c (check_redeclaration_exception_specification): Don't
607 instantiate noexcept on a dependent declaration.
609 2018-04-12 Marek Polacek <polacek@redhat.com>
612 * constexpr.c (reduced_constant_expression_p): Return false for null
615 2018-04-11 Marek Polacek <polacek@redhat.com>
618 * constexpr.c (potential_constant_expression_1): Consider conversions
619 from classes to literal types potentially constant.
621 2018-04-10 Paolo Carlini <paolo.carlini@oracle.com>
624 * init.c (build_zero_init_1): Handle NULLPTR_TYPE_P being true of
625 the type like TYPE_PTR_OR_PTRMEM_P.
627 2018-04-10 Jason Merrill <jason@redhat.com>
629 PR debug/65821 - wrong location for main().
630 * call.c (clear_location_r, convert_default_arg): Revert.
631 * tree.c (break_out_target_exprs): Add clear_location parm.
632 (struct bot_data): New.
633 (bot_manip): Clear location if requested.
634 * init.c (get_nsdmi): Pass clear_location.
636 2018-04-10 David Malcolm <dmalcolm@redhat.com>
639 * call.c (get_fndecl_argument_location): Make non-static.
640 * cp-tree.h (get_fndecl_argument_location): New decl.
641 * typeck.c (convert_for_assignment): When complaining due to
642 conversions for an argument, show the location of the parameter
645 2018-04-10 Jakub Jelinek <jakub@redhat.com>
647 PR c++/85312 - P0962 cleanup
648 * parser.c (cp_parser_perform_range_for_lookup): Remove unreachable
651 2018-04-10 Jason Merrill <jason@redhat.com>
653 PR debug/65821 - wrong location for main().
654 * call.c (clear_location_r): New.
655 (convert_default_arg): Use it.
656 * tree.c (bot_manip): Remove builtin_LINE/FILE handling.
658 PR c++/85285 - ICE with flexible array after substitution.
659 * pt.c (instantiate_class_template_1): Check for flexible array in
662 2018-04-09 Paolo Carlini <paolo.carlini@oracle.com>
665 * decl.c (cp_finish_decomp): In a template, if the type is incomplete
666 issue a pedwarn and defer trying to do bindings.
668 2018-04-09 Jason Merrill <jason@redhat.com>
670 PR c++/85279 - dump_expr doesn't understand decltype.
671 * error.c (dump_expr): Handle DECLTYPE_TYPE.
673 PR c++/85262 - ICE with redundant qualification on constructor.
674 * call.c (build_new_method_call_1): Move make_args_non_dependent
675 after A::A() handling.
677 PR c++/85277 - ICE with invalid offsetof.
678 * semantics.c (finish_offsetof): Avoid passing non-DECL to %qD.
679 Adjust -Winvalid-offsetof diagnostic to say conditionally supported.
681 PR c++/85264 - ICE with excess template-parameter-list.
682 * parser.c (cp_parser_check_template_parameters): Add template_id_p
683 parameter. Don't allow an extra template header if true.
684 (cp_parser_class_head): Pass template_id_p.
685 (cp_parser_elaborated_type_specifier): Likewise.
686 (cp_parser_alias_declaration): Likewise.
687 (cp_parser_check_declarator_template_parameters): Likewise.
689 2018-04-09 Jakub Jelinek <jakub@redhat.com>
692 * parser.c (cp_parser_simple_declaration): For structured bindings,
693 if *maybe_range_for_decl is NULL after parsing it, set it to
696 2018-04-09 Jason Merrill <jason@redhat.com>
698 PR c++/85256 - ICE capturing pointer to VLA.
699 * lambda.c (add_capture): Distinguish between variable-size and
700 variably-modified types.
702 2018-04-06 Jason Merrill <jason@redhat.com>
704 PR c++/85214 - ICE with alias, generic lambda, constexpr if.
705 * pt.c (extract_locals_r): Remember local typedefs.
707 2018-04-06 David Malcolm <dmalcolm@redhat.com>
710 * name-lookup.c (struct std_name_hint): Move out of
711 get_std_name_hint; add field "min_dialect".
712 (get_std_name_hint): Add min_dialect values to all initializers.
713 Add <any>, <atomic>, <bitset>, <condition_variable>, <functional>,
714 <future>, <istream>, <iterator>, <ostream>, <mutex>, <optional>,
715 <shared_mutex>, <string_view>, <thread>, and <variant>.
716 Add fstream, ifstream, and ofstream to <fstream>.
717 Add istringstream, ostringstream, and stringstream to <sstream>.
718 Add basic_string to <string>.
719 Add tuple_element and tuple_size to <tuple>.
720 Add declval to <utility>.
721 Fix ordering of <queue> and <tuple>.
722 Return a std_name_hint, rather than a const char *.
723 (get_cxx_dialect_name): New function.
724 (maybe_suggest_missing_std_header): Detect names that aren't yet
725 available in the current dialect, and instead of suggesting a
726 missing #include, warn about the dialect.
728 2018-04-06 Jakub Jelinek <jakub@redhat.com>
731 * pt.c (tsubst_decomp_names): Return error_mark_node and assert
732 errorcount is set if tsubst doesn't return a VAR_DECL.
734 2018-04-06 David Malcolm <dmalcolm@redhat.com>
737 * name-lookup.c (using_directives_contain_std_p): New function.
738 (has_using_namespace_std_directive_p): New function.
739 (suggest_alternatives_for): Simplify if/else logic using early
740 returns. If no candidates were found, and there's a
741 "using namespace std;" directive, call
742 maybe_suggest_missing_std_header.
743 (maybe_suggest_missing_header): Split later part of the function
745 (maybe_suggest_missing_std_header): New.
747 2018-04-06 Jason Merrill <jason@redhat.com>
749 PR c++/85242 - ICE with class definition in template parm.
750 * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): False if
751 processing_template_parmlist.
753 PR c++/85240 - LTO ICE with using of undeduced auto fn.
754 * cp-gimplify.c (cp_genericize_r): Discard using of undeduced auto.
756 2018-04-05 Jakub Jelinek <jakub@redhat.com>
759 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3)
760 is not prev, if prev == decl.
763 * decl.c (start_decl): For DECL_DECOMPOSITION_P decls, don't call
764 maybe_apply_pragma_weak here...
765 (cp_maybe_mangle_decomp): ... but call it here instead.
767 2018-04-05 Jason Merrill <jason@redhat.com>
769 PR c++/85136 - ICE with designated init in template.
770 * decl.c (maybe_deduce_size_from_array_init): Handle dependent
771 designated initializer.
772 (check_array_designated_initializer): Update ce->index with the
775 PR c++/83808 - ICE with VLA initialization.
776 * typeck2.c (process_init_constructor_array): Don't require a VLA
777 initializer to have VLA type.
779 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
782 * call.c (convert_like_real): Fail gracefully for a broken
783 std::initializer_list, missing a definition.
785 * name-lookup.c (do_pushtag): Tweak message, use %< and %>.
787 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
790 * decl.c (grokdeclarator): Fix diagnostic about typedef name used
791 as nested-name-specifier, keep type and TREE_TYPE (decl) in sync.
793 2018-04-05 Jason Merrill <jason@redhat.com>
795 PR c++/82152 - ICE with class deduction and inherited ctor.
796 * pt.c (do_class_deduction): Ignore inherited ctors.
798 PR c++/84665 - ICE with array of empty class.
799 * decl2.c (cp_check_const_attributes): Use fold_non_dependent_expr.
801 PR c++/85228 - ICE with lambda in enumerator in template.
802 * pt.c (bt_instantiate_type_proc): Don't assume
803 CLASSTYPE_TEMPLATE_INFO is non-null.
805 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
808 * decl.c (find_decomp_class_base): Check accessibility instead
809 of declared access, adjust diagnostic.
811 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
814 * decl.c (get_tuple_decomp_init): Check the templatedness
817 2018-04-05 Jason Merrill <jason@redhat.com>
819 PR c++/85200 - ICE with constexpr if in generic lambda.
820 * pt.c (extract_locals_r): Don't record the local specs of variables
821 declared within the pattern.
823 2018-04-05 Alexandre Oliva <aoliva@redhat.com>
826 * pt.c (check_auto_in_tmpl_args): New.
827 (tsubst_qualified_id): Use it to reject template args
828 referencing auto for non-type templates.
829 * parser.c (cp_parser_template_id): Likewise.
830 * cp-tree.h (check_auto_in_tmpl_args): Declare.
831 * typeck2.c (build_functional_cast): Report correct location
832 for invalid use of auto.
834 2018-04-04 Jason Merrill <jason@redhat.com>
836 PR c++/85215 - ICE with copy-init from conversion.
837 * call.c (merge_conversion_sequences): Fix type of direct binding
840 PR c++/84938 - ICE with division by ~-1.
841 * call.c (set_up_extended_ref_temp): Call cp_fully_fold.
843 PR c++/84936 - ICE with unexpanded pack in mem-initializer.
844 * parser.c (cp_parser_mem_initializer_list): Call
845 check_for_bare_parameter_packs.
847 2018-04-04 Jakub Jelinek <jakub@redhat.com>
850 * constexpr.c (cxx_eval_builtin_function_call): For calls to
851 builtin_valid_in_constant_expr_p functions, don't call
852 cxx_eval_constant_expression if argument is not
853 potential_constant_expression.
856 * cp-tree.h (calculate_bases, calculate_direct_bases): Add complain
858 * semantics.c (calculate_bases): Add complain argument. Use
859 complete_type_or_maybe_complain instead of just complete_type and
860 return an empty vector if it fails. Move make_tree_vector () call
861 after early return. Formatting fixes.
862 (calculate_direct_bases): Likewise. Call release_tree_vector at the
864 (dfs_calculate_bases_post, calculate_bases_helper): Formatting fixes.
865 * pt.c (tsubst_pack_expansion): Adjust calculate_bases and
866 calculate_direct_bases callers, formatting fixes.
868 2018-04-04 Jason Merrill <jason@redhat.com>
870 PR c++/85006 - -fconcepts ICE with A<auto...> return type
871 * pt.c (tsubst_pack_expansion): Allow unsubstituted auto pack.
873 PR c++/85200 - ICE with constexpr if in generic lambda.
874 * tree.c (cp_walk_subtrees): Walk into DECL_EXPR in templates.
876 PR c++/84221 - bogus -Wunused with attribute and template.
877 * decl2.c (is_late_template_attribute): Handle unused and used
878 normally on non-TYPE_DECL.
880 PR c++/85135 - ICE with omitted template arguments.
881 * decl.c (grokdeclarator): Catch deduced class type in trailing
884 PR c++/85133 - ICE with missing concept initializer.
885 * decl.c (cp_finish_decl): If a concept initializer is missing, use
888 PR c++/85118 - wrong error with generic lambda and std::bind.
889 * call.c (add_template_conv_candidate): Disable if there are any
892 PR c++/85141 - ICE with compound assignment and static member fn.
893 * typeck.c (cp_build_modify_expr): Call decay_conversion for RHS of
896 PR c++/85148 - ICE with 'this' in array NSDMI.
897 * tree.c (replace_placeholders_r): Use handled_component_p.
899 2018-04-04 Ville Voutilainen <ville.voutilainen@gmail.com>
902 * decl.c (grokfndecl): Handle standard UDL diagnostics here..
903 * parser.c (cp_parser_unqualified_id): ..not here.
905 2018-04-04 Alexandre Oliva <aoliva@redhat.com>
908 * typeck.c (cp_build_addr_expr_1): Mark FUNCTION_DECL as
910 * decl2.c (mark_used): Return without effects if tf_conv.
912 2018-04-03 Jason Merrill <jason@redhat.com>
914 PR c++/85092 - C++17 ICE with unused list constructor.
915 * call.c (conv_binds_ref_to_prvalue): Also count ck_identity
918 PR c++/85113 - ICE with constexpr and __builtin_constant_p.
919 * constexpr.c (cxx_eval_builtin_function_call): Only defer
920 __builtin_constant_p if ctx->quiet.
922 2018-04-03 Paolo Carlini <paolo.carlini@oracle.com>
925 * pt.c (rewrite_template_parm): If the first argument is
926 error_mark_node return it immediately.
927 (build_deduction_guide): Check the return value of the
928 latter for error_mark_node.
929 (do_class_deduction): Check the return value of the latter.
931 2018-04-03 Jason Merrill <jason@redhat.com>
933 * semantics.c (finish_if_stmt_cond): Use
934 instantiation_dependent_expression_p.
936 PR c++/85149 - generic lambda and constexpr if.
937 * pt.c (build_extra_args, add_extra_args): Split from
938 tsubst_pack_expansion.
939 (tsubst_expr) [IF_STMT]: Use them.
940 * cp-tree.h (IF_STMT_EXTRA_ARGS): New.
942 * typeck.c (merge_types): Limit matching attribute shortcut to
945 2018-04-03 Jakub Jelinek <jakub@redhat.com>
948 * pt.c (fixed_parameter_pack_p_1): Punt if parm is error_mark_node.
951 * name-lookup.c (handle_namespace_attrs): Return early if attributes
955 * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
956 fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
957 instead for static data members clear init and set DECL_EXTERNAL.
959 2018-04-02 Jason Merrill <jason@redhat.com>
961 PR c++/64095 - auto... parameter pack.
962 * parser.c (cp_parser_parameter_declaration): Handle turning autos
964 (cp_parser_parameter_declaration_list): Not here.
966 2018-03-31 Alexandre Oliva <aoliva@redhat.com>
969 * class.c (instantiate_type): Peel off SAVE_EXPR before
972 2018-03-30 Jason Merrill <jason@redhat.com>
974 * typeck2.c (process_init_constructor_record): Use
975 init_list_type_node for the CONSTRUCTOR around an anonymous union
976 designated initializer.
978 2018-03-30 Jakub Jelinek <jakub@redhat.com>
981 * semantics.c (finish_omp_reduction_clause): If
982 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
983 even if processing_template_decl.
985 2018-03-29 David Malcolm <dmalcolm@redhat.com>
988 * name-lookup.c (get_std_name_hint): Add names from <memory>,
989 <tuple>, and <utility>.
991 2018-03-29 Jason Merrill <jason@redhat.com>
993 PR c++/85093 - too many template args with pack expansion.
994 * pt.c (coerce_template_parms): Keep pack expansion args that will
997 2018-03-29 Jason Merrill <jason@redhat.com>
999 * pt.c (build_non_dependent_expr): Propagate expr location.
1001 2018-03-27 Jason Merrill <jason@redhat.com>
1003 PR c++/85060 - wrong-code with call to base member in template.
1004 * search.c (any_dependent_bases_p): Check uses_template_parms
1005 rather than processing_template_decl.
1007 2018-03-29 David Malcolm <dmalcolm@redhat.com>
1010 * typeck.c (convert_for_assignment): When complaining due to
1011 conversions for an argument, attempt to use the location of the
1014 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
1017 * pt.c (tsubst_default_argument): Early return if the type of the
1018 parameter is erroneous.
1020 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
1023 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
1027 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
1029 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
1032 * method.c (defaulted_late_check): Partially revert r253321 changes,
1033 do not early return upon error.
1035 2018-03-27 Jakub Jelinek <jakub@redhat.com>
1038 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
1039 type call fold to generate VECTOR_CSTs when possible.
1042 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
1043 return it right away.
1045 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
1047 * search.c (check_final_overrider): Use inform instead of error
1048 for the diagnostics of the overridden functions. Tweak wording.
1050 2018-03-27 Jakub Jelinek <jakub@redhat.com>
1053 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
1054 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
1056 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
1057 Jason Merrill <jason@redhat.com>
1060 * init.c (build_aggr_init): When initializing from array,
1061 reject anything but CONSTRUCTORs and TARGET_EXPRs.
1062 (build_vec_init): Handle separately ARRAY_TYPEs.
1064 2018-03-26 Jason Merrill <jason@redhat.com>
1066 PR c++/85062 - ICE with alignas in wrong place.
1067 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
1070 PR c++/85049 - ICE with __integer_pack.
1071 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
1072 * cp-tree.h (TEMPLATE_PARM_P): New.
1074 2018-03-23 Jason Merrill <jason@redhat.com>
1076 PR c++/78489 - wrong SFINAE behavior.
1079 * pt.c (type_unification_real): Don't defer substitution failure.
1081 2018-03-23 Jakub Jelinek <jakub@redhat.com>
1084 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
1088 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
1089 cp_build_unary_op call with gcc_unreachable ().
1091 2018-03-23 Marek Polacek <polacek@redhat.com>
1094 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
1095 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
1096 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
1098 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
1101 * parser.c (cp_parser_perform_range_for_lookup): Change
1102 the condition for deciding whether to use members.
1104 2018-03-23 Marek Polacek <polacek@redhat.com>
1107 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
1109 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
1112 * parser.c (cp_parser_alias_declaration): Call
1113 parser_check_template_parameters.
1116 * pt.c (resolve_typename_type): Drop assert that stopped
1117 simplification to template-independent types. Add assert to
1118 verify the initial scope is template dependent.
1119 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
1120 Reparse the id expression as a type-name, not a declarator.
1123 * init.c (build_vec_init): Error at parenthesized array init.
1128 * cp-tree.h (temp_override): New template class, generalizing
1129 a cleanup that was only used...
1130 * parser.c (cp_parser_parameter_declaration_clause):
1131 ... here for auto_is_implicit_function_template_parm_p.
1132 (cp_parser_gnu_attributes_opt): Use it here as well.
1133 (cp_parser_std_attribute): Likewise.
1135 2018-03-22 Marek Polacek <polacek@redhat.com>
1138 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
1141 2018-03-21 Jason Merrill <jason@redhat.com>
1143 PR c++/81311 - wrong C++17 overload resolution.
1144 * call.c (build_user_type_conversion_1): Remove C++17 code.
1145 (conv_binds_ref_to_prvalue): New.
1146 (build_over_call): Handle C++17 copy elision.
1147 (build_special_member_call): Only do C++17 copy elision here if the
1148 argument is already the right type.
1150 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
1153 * init.c (build_vec_init): Silence error, former sorry,
1158 * parser.c (abort_fully_implicit_template_p): New.
1159 (cp_parser_skip_to_end_of_statement): Use it.
1160 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
1161 (finish_fully_implicit_template_p): Clear
1162 implicit_template_parms and implicit_template_scope.
1164 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
1167 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
1168 error_mark_node when check_array_designated_initializer fails.
1170 2018-03-21 Jakub Jelinek <jakub@redhat.com>
1173 * cp-tree.h (genericize_compound_lvalue): Declare.
1174 * typeck.c (genericize_compound_lvalue): New function.
1175 (unary_complex_lvalue, cp_build_modify_expr): Use it.
1176 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
1177 and PREDECREMENT_EXPR in output and "m" constrained input operands with
1178 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
1179 COMPOUND_EXPR operand.
1181 2018-03-21 Nathan Sidwell <nathan@acm.org>
1184 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
1185 * decl2.c (vague_linkage_p): Likewise.
1187 2018-03-21 David Malcolm <dmalcolm@redhat.com>
1190 * constexpr.c (constexpr_fn_retval): Make non-"static".
1191 * cp-tree.h (constexpr_fn_retval): New decl.
1192 * search.c (direct_accessor_p): Update leading comment.
1193 (reference_accessor_p): Likewise.
1194 (field_accessor_p): Replace check that function body is a
1195 RETURN_EXPR with a call to constexpr_fn_retval. Fix
1196 indentation of "field_type" decl.
1198 2018-03-21 Nathan Sidwell <nathan@acm.org>
1201 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
1204 2018-03-21 Martin Sebor <msebor@redhat.com>
1207 * call.c (first_non_public_field): New template and function.
1208 (first_non_trivial_field): New function.
1209 (maybe_warn_class_memaccess): Call them.
1211 2018-03-21 David Malcolm <dmalcolm@redhat.com>
1214 * search.c (field_accessor_p): Use class_of_this_parm rather than
1215 type_of_this_parm, to check that "this" is a "const T *", rather
1218 2018-03-21 Nathan Sidwell <nathan@acm.org>
1220 * class.c (finish_struct_anon_r): Refactor, deprecate anything
1221 other than public non-static data members.
1222 * parser.c (cp_parser_init_declarator): Deprecate attributes after
1223 parenthesized initializer.
1226 * name-lookup.c (update_binding): Correct logic for local binding
1229 2018-03-21 Marek Polacek <polacek@redhat.com>
1231 PR c++/71638, ICE with NSDMI and reference.
1232 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
1233 even when we replace an element.
1235 2018-03-20 Marek Polacek <polacek@redhat.com>
1237 PR c++/84978, ICE with NRVO.
1238 * constexpr.c (cxx_eval_constant_expression): Handle the case when
1239 a RESULT_DECL isn't in the hash map.
1241 2018-03-20 Jason Merrill <jason@redhat.com>
1243 PR c++/84978, ICE with NRVO.
1244 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
1245 (cp_get_callee_fndecl_nofold): New.
1246 * cp-gimplify.c (cp_genericize_r): Use it instead.
1247 * call.c (check_self_delegation): Likewise.
1249 2018-03-20 Nathan Sidwell <nathan@acm.org>
1252 * name-lookup.c (pushdecl_class_level): Push anon-struct's
1253 member_vec, if there is one.
1256 * cp-tree.h (lookup_list_keep): Declare.
1257 * tree.c (lookup_list_keep): New, broken out of ...
1258 (build_min): ... here. Call it.
1259 * decl.c (cp_finish_decl): Call lookup_list_keep.
1261 2018-03-19 Jason Merrill <jason@redhat.com>
1263 PR c++/84937 - ICE with class deduction and auto.
1264 * pt.c (rewrite_template_parm): Fix auto handling.
1266 2018-03-19 Marek Polacek <polacek@redhat.com>
1269 * pt.c (enclosing_instantiation_of): Check if fn is null.
1272 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
1273 as we evaluate the elements.
1274 (cxx_eval_constant_expression): Verify constructor's flags
1277 2018-03-19 Jason Merrill <jason@redhat.com>
1279 PR c++/71834 - template-id with too few arguments.
1280 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
1282 2018-03-19 Nathan Sidwell <nathan@acm.org>
1285 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
1286 * pt.c (build_template_decl): Propagate language linkage.
1289 * name-lookup.c (set_local_extern_decl_linkage): Defend against
1292 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1295 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
1297 * method.c (synthesize_method): Likewise.
1298 * pt.c (convert_nontype_argument): Likewise.
1300 2018-03-16 Jason Merrill <jason@redhat.com>
1302 PR c++/84720 - ICE with rvalue ref non-type argument.
1303 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
1304 (convert_nontype_argument): Revert earlier change.
1306 PR c++/80227 - SFINAE and negative array size.
1307 * decl.c (compute_array_index_type): Use
1308 build_converted_constant_expr and valid_constant_size_p.
1310 PR c++/84906 - silent wrong code with ambiguous conversion.
1311 * call.c (build_user_type_conversion_1): Set need_temporary_p on
1312 ambiguous conversion.
1313 (convert_like_real): Check it.
1315 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
1316 * call.c (build_special_member_call): Don't convert an init-list
1317 argument directly to the class type.
1319 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1323 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
1324 (find_placeholder): Declare.
1325 * tree.c (struct replace_placeholders_t): Add exp member.
1326 (replace_placeholders_r): Don't walk into ctors with
1327 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
1328 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
1329 (replace_placeholders): Initialize data.exp.
1330 (find_placeholders_r, find_placeholders): New functions.
1331 * typeck2.c (process_init_constructor_record,
1332 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
1333 if adding NSDMI on which find_placeholder returns true.
1334 * call.c (build_over_call): Don't call replace_placeholders here.
1335 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
1336 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
1337 TARGET_EXPR_INITIAL.
1338 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
1341 2018-03-16 Jason Merrill <jason@redhat.com>
1343 PR c++/83911 - ICE with multiversioned constructor.
1344 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
1346 * call.c (build_over_call): Not here.
1348 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1351 * decl.c (reshape_init_class): Don't assert d->cur->index == field
1352 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
1354 2018-03-15 Jakub Jelinek <jakub@redhat.com>
1357 * cp-tree.h (cp_warn_deprecated_use): Declare.
1358 * tree.c (cp_warn_deprecated_use): New function.
1359 * typeck2.c (build_functional_cast): Use it.
1360 * decl.c (grokparms): Likewise.
1361 (grokdeclarator): Likewise. Temporarily push nested class scope
1362 around grokparms call for out of class member definitions.
1364 2018-03-14 Jason Merrill <jason@redhat.com>
1366 PR c++/84820 - no error for invalid qualified-id.
1367 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
1368 cp_error_declarator.
1370 PR c++/84801 - ICE with unexpanded pack in lambda.
1371 * pt.c (check_for_bare_parameter_packs): Don't return early for a
1372 lambda in non-template context.
1374 PR c++/81236 - auto variable and auto function
1375 * pt.c (tsubst_baselink): Update the type of the BASELINK after
1378 2018-03-14 Jason Merrill <jason@redhat.com>
1380 PR c++/83916 - ICE with template template parameters.
1381 * pt.c (convert_template_argument): Don't substitute into type of
1382 non-type parameter if we don't have enough arg levels.
1385 2018-03-14 Marek Polacek <polacek@redhat.com>
1388 * semantics.c (finish_static_assert): Check
1389 instantiation_dependent_expression_p instead of
1390 {type,value}_dependent_expression_p.
1392 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
1393 Jason Merrill <jason@redhat.com>
1395 PR c++/82336 - link error with list-init default argument.
1396 * decl.c (check_default_argument): Unshare an initializer list.
1398 2018-03-13 Jakub Jelinek <jakub@redhat.com>
1401 * decl.c (duplicate_decls): For redefinition of built-in, use error
1402 and return error_mark_node. For redeclaration, return error_mark_node
1403 rather than olddecl if !flag_permissive.
1405 2018-03-13 Jason Merrill <jason@redhat.com>
1407 PR c++/82565 - ICE with concepts and generic lambda.
1408 * pt.c (instantiate_decl): Clear fn_context for lambdas.
1410 2018-03-13 Jason Merrill <jason@redhat.com>
1412 PR c++/84720 - ICE with rvalue ref non-type argument.
1413 * pt.c (convert_nontype_argument): Handle rvalue references.
1415 PR c++/84839 - ICE with decltype of parameter pack.
1416 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
1417 instantiating dummy parms.
1419 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
1420 parameter even without -Wpedantic.
1422 PR c++/84798 - ICE with auto in abstract function declarator.
1423 * parser.c (cp_parser_parameter_declaration_clause): Check
1424 parser->default_arg_ok_p.
1426 2018-03-13 Jakub Jelinek <jakub@redhat.com>
1429 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
1430 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
1431 sizetype. Formatting fixes.
1433 2018-03-12 Jason Merrill <jason@redhat.com>
1435 PR c++/84355 - ICE with deduction for member class template.
1436 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
1437 CLASS_PLACEHOLDER_TEMPLATE.
1439 PR c++/84802 - ICE capturing uninstantiated class.
1440 * lambda.c (build_capture_proxy): Call complete_type.
1442 2018-03-09 Jason Merrill <jason@redhat.com>
1444 PR c++/84770 - ICE with typedef and parameter pack.
1445 * pt.c (verify_unstripped_args_1): Split out from
1446 verify_unstripped_args.
1448 PR c++/84785 - ICE with alias template and default targs.
1449 * pt.c (type_unification_real): Set processing_template_decl if
1452 PR c++/84752 - ICE with capture of constexpr array.
1453 * call.c (standard_conversion): Set rvaluedness_matches_p on the
1454 identity conversion under ck_lvalue.
1456 2018-03-09 Jason Merrill <jason@redhat.com>
1457 Paolo Carlini <paolo.carlini@oracle.com>
1461 * pt.c (any_erroneous_template_args_p): New.
1462 * cp-tree.h (any_erroneous_template_args_p): Declare it.
1463 * parser.c (cp_parser_class_specifier_1): Use it.
1465 2018-03-09 Jason Merrill <jason@redhat.com>
1467 PR c++/84726 - unnecessary capture of constant vars.
1468 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
1469 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
1470 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
1471 * lambda.c (is_constant_capture_proxy)
1472 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
1473 (prune_lambda_captures): New.
1474 (finish_lambda_function): Call prune_lambda_captures.
1476 2018-03-09 Jason Merrill <jason@redhat.com>
1477 Jakub Jelinek <jakub@redhat.com>
1480 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
1481 build ADDR_EXPR with REFERENCE_TYPE.
1482 (build_over_call): For purposes of check_function_arguments, if
1483 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
1484 its operand rather than the argument itself.
1486 2018-03-09 Jakub Jelinek <jakub@redhat.com>
1489 * decl.c (duplicate_decls): Don't override __* prefixed builtins
1490 except for __[^b]*_chk, instead issue permerror and for -fpermissive
1491 also a note and return olddecl.
1493 2018-03-09 Nathan Sidwell <nathan@acm.org>
1496 * name-lookup.c (do_pushdecl_with_scope): Only clear
1497 current_function_decl when pushing a non-class (i.e. namespace)
1500 2018-03-08 Jason Merrill <jason@redhat.com>
1501 Jakub Jelinek <jakub@redhat.com>
1504 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
1505 not calling mark_used for the benefit of -Wunused-function warning.
1507 2018-03-06 Jason Merrill <jason@redhat.com>
1509 * lambda.c (is_capture_proxy_with_ref): Remove.
1510 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
1512 2018-03-06 Marek Polacek <polacek@redhat.com>
1515 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
1518 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
1521 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
1522 only while processing template decls.
1523 * typeck.c (build_x_conditional_expr): Move wrapping of
1524 reference type around type...
1525 * call.c (build_conditional_expr_1): ... here. Rename
1526 is_lvalue to is_glvalue.
1527 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
1528 INDIRECT_REF of COND_EXPR too.
1531 * init.c (build_zero_init_1): Zero-initialize references.
1534 * semantics.c (finish_stmt_expr_expr): Reject unresolved
1535 overloads used as stmt expr values.
1537 2018-03-05 Jason Merrill <jason@redhat.com>
1539 PR c++/84708 - ICE with lambda in local class NSDMI.
1540 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
1543 2018-03-05 Jakub Jelinek <jakub@redhat.com>
1546 * constexpr.c (constexpr_call_hasher::equal): Return false if
1547 lhs->hash != rhs->hash. Change return 1 to return true and
1548 return 0 to return false.
1550 2018-03-05 Nathan Sidwell <nathan@acm.org>
1553 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
1555 2018-03-05 Marek Polacek <polacek@redhat.com>
1558 * decl.c (duplicate_decls): Check DECL_NAME before accessing
1561 2018-03-05 Nathan Sidwell <nathan@acm.org>
1564 * friend.c (do_friend): Restore check for identifier_p inside
1567 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
1570 * parser.c (cp_parser_lambda_introducer): Reject any capture not
1571 involving a VAR_DECL or a PARM_DECL.
1573 2018-03-05 Pádraig Brady <P@draigBrady.com>
1574 Jason Merrill <jason@redhat.com>
1575 Nathan Sidwell <nathan@acm.org>
1578 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
1580 2018-03-03 Jason Merrill <jason@redhat.com>
1582 PR c++/84686 - missing volatile loads.
1583 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
1585 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
1588 * optimize.c (maybe_thunk_body): Bail out immediately if either
1589 fns[0] or fns[1] is null.
1591 2018-03-02 Marek Polacek <polacek@redhat.com>
1594 * constexpr.c (get_array_or_vector_nelts): New.
1595 (cxx_eval_array_reference): Use it.
1596 (cxx_eval_vec_init_1): Likewise.
1597 (cxx_eval_store_expression): Likewise.
1599 2018-03-02 Jason Merrill <jason@redhat.com>
1601 * semantics.c (force_paren_expr): Remove redundant test.
1603 2018-03-02 Marek Polacek <polacek@redhat.com>
1606 * decl.c (cp_complete_array_type): Check error_mark_node.
1609 * typeck.c (cp_perform_integral_promotions): Check the result of
1612 2018-03-02 Jakub Jelinek <jakub@redhat.com>
1615 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
1616 RETURN instead of return.
1617 <case POINTER_PLUS_EXPR>: Likewise.
1618 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
1619 it instead of wrapping it into CONVERT_EXPR.
1621 2018-03-02 Jason Merrill <jason@redhat.com>
1624 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
1626 2018-03-02 Marek Polacek <polacek@redhat.com>
1629 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
1630 wrapped in VIEW_CONVERT_EXPR.
1632 2018-03-01 Martin Sebor <msebor@redhat.com>
1635 * decl.c (check_redeclaration_no_default_args): Merge attributes
1636 specified on redeclarations of the same function template.
1639 2018-03-01 Marek Polacek <polacek@redhat.com>
1640 Jason Merrill <jason@redhat.com>
1643 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
1645 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
1646 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
1647 of instantiate_non_dependent_expr.
1648 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
1650 2018-03-01 Nathan Sidwell <nathan@acm.org>
1653 * name-lookup.c (member_vec_dedup): Remove manually peeled
1654 iteration. Ignore dependent ctor inheritance.
1656 2018-03-01 Jason Merrill <jason@redhat.com>
1658 PR c++/71569 - decltype of template.
1659 * parser.c (cp_parser_decltype_expr): Handle missing template args.
1661 2018-03-01 Marek Polacek <polacek@redhat.com>
1664 * constexpr.c (require_rvalue_constant_expression): New function.
1665 * cp-tree.h: Declare it.
1666 * semantics.c (finish_static_assert): Use it instead of
1667 require_potential_rvalue_constant_expression.
1669 2018-03-01 Jason Merrill <jason@redhat.com>
1670 Alexandre Oliva <aoliva@redhat.com>
1672 PR c++/71569 - ICE with redundant args on member variable template.
1673 * decl.c (start_decl): Handle partial specialization of member
1675 * pt.c (determine_specialization): Allow partial specialization
1676 of member variable template without specializing enclosing class.
1677 (process_partial_specialization): Improve error message.
1679 2018-02-28 Jason Merrill <jason@redhat.com>
1681 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
1682 * pt.c (determine_specialization): Check ref-qualifier.
1684 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1687 * parser.c (cp_parser_attributes_opt): Formatting fix.
1688 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
1689 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
1691 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
1692 instead of tentative parse to peek over optional attribute tokens
1693 to check for CPP_COLON after them.
1697 * pt.c (INCLUDE_STRING): Remove define.
1698 (warn_spec_missing_attributes): Use pretty_printer instead of
1699 std::string. Fix up inform call so that the list of attributes
1702 2018-02-28 Martin Sebor <msebor@redhat.com>
1705 * decl.c (duplicate_decls): Fully merge attributes const, pure,
1708 2018-02-28 Nathan Sidwell <nathan@acm.org>
1711 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
1712 * name-lookup.c (fields_linear_search): Look in an anon-aggr
1713 regardless of want_type.
1714 (search_anon_aggr): Just use get_class_binding_direct.
1716 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1718 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
1721 2018-02-27 Martin Sebor <msebor@redhat.com>
1723 * pt.c: Avoid including <string> directly.
1725 2018-02-27 Martin Sebor <msebor@redhat.com>
1729 * cp-tree.h (warn_spec_missing_attributes): New function.
1730 ((check_explicit_specialization): Add an argument. Call the above
1732 * decl.c (duplicate_decls): Avoid applying primary function template's
1733 attributes to its explicit specializations.
1734 cp/pt.c (warn_spec_missing_attributes): Define.
1736 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
1738 PR c++/71546 - lambda init-capture with qualified-id.
1739 * parser.c (cp_parser_lambda_introducer): Clear scope after
1740 each lambda capture.
1742 2018-02-27 Nathan Sidwell <nathan@acm.org>
1745 * name-lookup.h (get_member_slot): Rename ...
1746 (find_member_slot): ... here.
1747 (add_member_slot): New.
1748 * name-lookup.c (member_vec_linear_search): No need to check for
1750 (get_member_slot): Rename ...
1751 (find_member_slot): ... here. Don't add slot for incomplete class.
1752 (add_member_slot): New.
1753 * class.c (add_method): Adjust get_member_slot rename. Bail out
1754 if push_class_level_binding fails. Create slot and grok
1755 properties once we're committed to insertion.
1757 2018-02-27 Jason Merrill <jason@redhat.com>
1759 PR c++/84489 - dependent default template argument
1760 * pt.c (type_unification_real): Handle early substitution failure.
1762 2018-02-26 Jason Merrill <jason@redhat.com>
1764 PR c++/84560 - ICE capturing multi-dimensional VLA.
1765 * tree.c (array_of_runtime_bound_p): False if the element is
1768 PR c++/84441 - ICE with base initialized from ?:
1769 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
1771 PR c++/84520 - ICE with generic lambda in NSDMI.
1772 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
1773 'this' in a generic lambda instantiation.
1775 PR c++/84559 - ICE with constexpr VLA.
1776 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
1777 for constexpr variable with VLA type.
1779 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1782 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
1783 a valid constant initializer. Formatting fixes.
1785 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1788 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
1789 returning NULL_TREE.
1790 (apply_late_template_attributes): Likewise.
1792 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1795 * parser.c (cp_parser_omp_var_list_no_open): Only call
1796 cp_parser_lookup_name_simple on names satisfying identifier_p.
1797 (cp_parser_oacc_routine): Likewise.
1799 2018-02-26 Jason Merrill <jason@redhat.com>
1801 PR c++/84551 - ICE with concepts and -g.
1802 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
1804 2018-02-26 Marek Polacek <polacek@redhat.com>
1807 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
1810 2018-02-26 Jason Merrill <jason@redhat.com>
1812 PR c++/84447 - ICE with deleted inherited ctor with default arg.
1813 * call.c (build_over_call): Handle deleted functions in one place.
1815 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1818 * decl.c (redeclaration_error_message): Don't try to use
1819 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
1821 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1823 * lambda.c (build_capture_proxy): Define static.
1824 * cp-tree.h (build_capture_proxy): Remove.
1826 2018-02-26 Marek Polacek <polacek@redhat.com>
1829 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
1830 if name is error node.
1832 2018-02-25 Jason Merrill <jason@redhat.com>
1834 PR c++/84015 - ICE with class deduction and auto template parm.
1835 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
1837 2018-02-24 Marek Polacek <polacek@redhat.com>
1840 * constexpr.c (maybe_constant_init_1): New function.
1841 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
1842 (cxx_constant_init): New function.
1843 * cp-tree.h (cxx_constant_init): Declare.
1844 * typeck2.c (store_init_value): Call cxx_constant_init instead of
1845 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
1847 2018-02-22 Jason Merrill <jason@redhat.com>
1849 PR c++/70468 - ICE with constructor delegation via typedef.
1850 * pt.c (tsubst_initializer_list): Check for other mem-initializers
1851 with constructor delegation.
1853 2018-02-22 Jason Merrill <jason@redhat.com>
1855 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
1856 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
1859 2018-02-22 Marek Polacek <polacek@redhat.com>
1862 * parser.c (cp_parser_braced_list): Use require_open instead of
1865 2018-02-21 Jason Merrill <jason@redhat.com>
1867 PR c++/84454 - ICE with pack expansion in signature.
1868 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
1870 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
1872 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
1875 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
1878 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
1881 2018-02-20 Jakub Jelinek <jakub@redhat.com>
1884 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
1885 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
1888 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
1889 returns error_mark_node, return it immediately.
1890 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
1891 error_mark_node, return error_mark_node.
1894 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
1895 function_depth to avoid GC during finish_lambda_function.
1897 2018-02-19 Jason Merrill <jason@redhat.com>
1899 PR c++/84429 - ICE capturing VLA.
1900 * lambda.c (build_capture_proxy): Handle reference refs.
1902 2018-02-19 Jakub Jelinek <jakub@redhat.com>
1905 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
1906 either operand is error_mark_node, set current.lhs to that instead of
1907 creating a binary op with error_mark_node operands.
1910 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
1912 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
1915 * decl.c (grokdeclarator): Early return error_mark_node upon
1916 ill-formed friend declaration.
1918 2018-02-16 Marek Polacek <polacek@redhat.com>
1919 Jakub Jelinek <jakub@redhat.com>
1922 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
1923 set *jump_target to anything if jump_target is NULL.
1925 2018-02-16 Jason Merrill <jason@redhat.com>
1927 PR c++/84151 - unnecessary volatile load with static member.
1928 * call.c (build_new_method_call_1): Avoid loading from a volatile
1929 lvalue used as the object argument for a static member function.
1931 PR c++/81853 - using-directive and constexpr.
1932 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
1934 PR c++/84420 - ICE with structured binding in lambda.
1935 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
1937 PR c++/83835 - C++17 error with constructor ctors.
1938 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
1940 PR c++/82664 - ICE with reference to function template parm.
1941 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
1944 PR c++/82764 - C++17 ICE with empty base
1945 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
1947 2018-02-16 Jason Merrill <jason@redhat.com>
1949 PR c++/84421 - type-dependent if constexpr
1950 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
1952 2018-02-16 Nathan Sidwell <nathan@acm.org>
1954 Deprecate -ffriend-injection.
1955 * decl.c (cxx_init_decl_processing): Emit warning on option.
1956 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
1959 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
1962 * decl.c (check_special_function_return_type): Reject template
1963 template parameter in deduction guide.
1965 2018-02-16 Nathan Sidwell <nathan@acm.org>
1968 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
1970 2018-02-15 Jason Merrill <jason@redhat.com>
1972 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
1973 * call.c (convert_like_real): Don't use the copy-list-initialization
1974 shortcut for ck_base.
1976 PR c++/84045 - ICE with typedef and noexcept.
1977 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
1979 PR c++/84376 - ICE with omitted template arguments.
1980 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
1982 PR c++/84368 - wrong error with local variable in variadic lambda.
1983 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
1984 local_specializations.
1986 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
1989 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
1992 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1995 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
1998 2018-02-14 Nathan Sidwell <nathan@acm.org>
2000 * decl2.c (mark_vtable_entries): Set input_location to decl's.
2001 (c_parse_final_cleanups): Restore input_location after emitting
2004 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
2006 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
2007 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
2008 auto_deduction_context, tree, int): Add defaults.
2009 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
2010 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
2011 tsubst_flags_t argument.
2012 * init.c (build_new): Likewise.
2014 2018-02-13 Jakub Jelinek <jakub@redhat.com>
2017 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
2018 about return other than *this in assignment operators if
2019 retval is type dependent expression.
2021 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
2024 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
2025 save_expr for the G++ extension.
2027 2018-02-13 Jason Merrill <jason@redhat.com>
2029 PR c++/84080 - ICE with return type deduction and specialization.
2030 * pt.c (determine_specialization): Check uses_template_parms.
2032 Fix more variadic capture issues.
2033 * pt.c (find_parameter_packs_r): Also look at explicit captures.
2034 (check_for_bare_parameter_packs): Check current_class_type for
2036 (extract_locals_r): Handle seeing a full instantiation of a pack.
2037 (tsubst_pack_expansion): Likewise. Force lambda capture.
2038 * parser.c (cp_parser_lambda_introducer): Don't
2039 check_for_bare_parameter_packs.
2041 PR c++/84338 - wrong variadic sizeof.
2042 * pt.c (argument_pack_select_arg): Like the macro, but look through
2044 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
2045 (extract_fnparm_pack): Do make_pack_expansion.
2046 (extract_locals_r): Do strip a pack expansion.
2047 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
2049 2018-02-12 Jakub Jelinek <jakub@redhat.com>
2052 * parser.c (cp_parser_binary_expression): Use build_min instead of
2053 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
2055 2018-02-12 Nathan Sidwell <nathan@acm.org>
2058 * parser.c (cp_parser_decltype): Push and pop
2059 deferring_access_checks. Reorganize to avoid goto.
2061 2018-02-12 Richard Biener <rguenther@suse.de>
2064 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
2065 uniform constructors and delay allocating them fully.
2067 2018-02-09 Jason Merrill <jason@redhat.com>
2069 PR c++/84036 - ICE with variadic capture.
2070 Handle variadic capture proxies more like non-variadic.
2071 * lambda.c (build_capture_proxy): Remove workaround.
2072 * pt.c (find_parameter_packs_r): The proxy is a pack.
2073 (instantiate_class_template_1): Remove dead lambda code.
2074 (extract_fnparm_pack): Don't make_pack_expansion.
2075 (extract_locals_r): Don't strip a pack expansion.
2076 (tsubst_pack_expansion): Handle proxy packs. Use
2077 PACK_EXPANSION_EXTRA_ARGS less.
2078 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
2079 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
2080 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
2081 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
2082 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
2084 2018-02-10 Jakub Jelinek <jakub@redhat.com>
2087 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
2089 2018-02-09 Jason Merrill <jason@redhat.com>
2091 PR c++/81917 - ICE with void_t and partial specialization.
2092 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
2093 calling most_specialized_partial_spec.
2095 2018-02-09 Nathan Sidwell <nathan@acm.org>
2098 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
2099 Pass expr location to strict_aliasing_warning.
2101 2018-02-09 Jason Merrill <jason@redhat.com>
2103 PR c++/84296 - ICE with qualified-id in template.
2105 * pt.c (unknown_base_ref_p): New.
2106 (instantiation_dependent_scope_ref_p): Use it instead of
2107 any_dependent_bases_p.
2109 2018-02-09 Marek Polacek <polacek@redhat.com>
2110 Jakub Jelinek <jakub@redhat.com>
2113 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
2114 fold_indirect_ref_1, including poly_*int64. Verify first that
2115 tree_fits_poly_int64_p (op01). Formatting fixes.
2117 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2119 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
2120 * lambda.c (build_capture_proxy): Likewise.
2121 * search.c (field_access_p): Likewise.
2122 * semantics.c (omp_clause_decl, omp_privatize_field,
2123 finish_omp_clauses): Likewise.
2125 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2128 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
2129 case of nullptr too.
2131 2018-02-08 Nathan Sidwell <nathan@acm.org>
2133 * class.c (finish_struct): Fix std:initializer_list diagnostic
2136 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2139 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
2141 2018-02-07 Jakub Jelinek <jakub@redhat.com>
2144 * parser.c (cp_parser_dot_deref_incomplete): New function.
2145 (cp_parser_postfix_dot_deref_expression): Use it.
2147 2018-02-07 David Malcolm <dmalcolm@redhat.com>
2151 * name-lookup.c (suggest_rid_p): New function.
2152 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
2155 2018-02-07 Jason Merrill <jason@redhat.com>
2157 PR c++/84182 - ICE with captured lambda
2159 * pt.c (extract_locals_r, extract_local_specs): New.
2160 (tsubst_pack_expansion): Use them.
2162 2018-02-07 Martin Liska <mliska@suse.cz>
2165 * class.c (add_method): Append argument value.
2166 * cp-tree.h (maybe_version_functions): Add new argument.
2167 * decl.c (decls_match): Call it if a declaration does not
2168 have DECL_FUNCTION_VERSIONED.
2169 (maybe_version_functions): record argument is added.
2171 2018-02-05 Marek Polacek <polacek@redhat.com>
2173 * class.c: Remove unused global variables.
2174 (build_primary_vtable): Don't gather statistics.
2175 (print_class_statistics): Remove.
2176 * cp-tree.h (print_class_statistics): Remove.
2177 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
2179 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
2181 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
2182 * constexpr.c (cx_check_missing_mem_inits): Likewise.
2183 * decl.c (next_initializable_field, find_decomp_class_base,
2184 cp_finish_decomp): Likewise.
2185 * typeck2.c (process_init_constructor_record): Likewise.
2187 2018-02-02 Jason Merrill <jason@redhat.com>
2189 PR c++/84181 - ICE with lambda parm in template argument.
2190 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
2192 2018-02-01 Jason Merrill <jason@redhat.com>
2194 PR c++/84160 - ICE with nested variadic capture.
2195 * lambda.c (is_capture_proxy_with_ref): New.
2196 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
2198 * expr.c (mark_use): Use is_capture_proxy_with_ref.
2199 * constexpr.c (potential_constant_expression_1): Likewise.
2200 * semantics.c (process_outer_var_ref): Likewise.
2202 2018-02-01 Marek Polacek <polacek@redhat.com>
2205 * typeck.c (build_address): Relax the assert when
2206 processing_template_decl.
2208 2018-02-01 Jason Merrill <jason@redhat.com>
2210 PR c++/84126 - ICE with variadic generic lambda
2213 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
2214 PACK_EXPANSION_EXTRA_ARGS.
2216 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
2219 * call.c (convert_like_real): If w're initializing from {} explicitly
2220 call abstract_virtuals_error_sfinae.
2222 2018-01-31 Jason Merrill <jason@redhat.com>
2223 Jakub Jelinek <jakub@redhat.com>
2226 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
2227 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
2230 2018-01-31 Jakub Jelinek <jakub@redhat.com>
2233 * constexpr.c (diag_array_subscript): Emit different diagnostics
2234 if TYPE_DOMAIN (arraytype) is NULL.
2235 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
2236 with NULL TYPE_DOMAIN use size_zero_node as nelts.
2238 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
2241 * semantics.c (finish_qualified_id_expr): When handling an
2242 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
2244 2018-01-31 Marek Polacek <polacek@redhat.com>
2247 * cp-gimplify.c (cp_fold): Check if X is an error node before
2248 calling useless_type_conversion_p.
2250 2018-01-30 Jason Merrill <jason@redhat.com>
2252 PR c++/84091 - ICE with local class in lambda in template.
2253 * decl2.c (determine_visibility): Look for outer containing template
2256 PR c++/84098 - ICE with lambda in template NSDMI.
2257 * pt.c (instantiate_class_template_1): Ignore more lambdas.
2259 2018-01-29 Jason Merrill <jason@redhat.com>
2261 PR c++/68810 - wrong location for reinterpret_cast error.
2262 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
2265 2018-01-29 Marek Polacek <polacek@redhat.com>
2268 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
2269 => fooarray[1] in offset_int.
2271 2018-01-29 Jason Merrill <jason@redhat.com>
2273 PR c++/83942 - wrong unused warning with static_cast.
2274 * cvt.c (ocp_convert): Call mark_rvalue_use.
2276 2018-01-26 Jason Merrill <jason@redhat.com>
2278 PR c++/83956 - wrong dtor error with anonymous union
2279 * method.c (walk_field_subobs): Variant members only affect
2281 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
2283 PR c++/84036 - ICE with variadic capture.
2285 * pt.c (tsubst_pack_expansion): When optimizing a simple
2286 substitution, pull a single pack expansion out of its pack.
2288 PR c++/82514 - ICE with local class in generic lambda.
2289 * pt.c (regenerated_lambda_fn_p): Remove.
2290 (enclosing_instantiation_of): Don't use it.
2291 (tsubst_function_decl): Call enclosing_instantiation_of.
2293 * pt.c (lookup_template_class_1): Add sanity check.
2294 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
2296 2018-01-25 Jakub Jelinek <jakub@redhat.com>
2299 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
2300 recursive calls that return ret.
2301 (cp_finish_decomp): Ignore unnamed bitfields.
2303 2018-01-23 Jason Merrill <jason@redhat.com>
2305 PR c++/82249 - wrong mismatched pack length error.
2306 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
2307 unsubstituted function parameter pack.
2309 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
2312 * decl.c (check_for_uninitialized_const_var): Not static; add
2313 bool and tsubst_flags_t parameters; adjust to be used both in
2314 constexpr context and not.
2315 * constexpr.c (potential_constant_expression_1): Use the above.
2316 * cp-tree.h (check_for_uninitialized_const_var): Declare.
2318 2018-01-23 Jason Merrill <jason@redhat.com>
2320 PR c++/83947 - ICE with auto declarations.
2321 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
2322 * decl.c (undeduced_auto_decl): Limit to vars and fns.
2324 2018-01-23 David Malcolm <dmalcolm@redhat.com>
2327 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
2328 for pointer to member function types.
2330 2018-01-23 Jakub Jelinek <jakub@redhat.com>
2333 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
2334 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
2336 2018-01-23 Nathan Sidwell <nathan@acm.org>
2339 * pt.c (tsubst_baselink): Remove optype assert.
2340 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
2342 2018-01-23 Jakub Jelinek <jakub@redhat.com>
2345 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
2346 refers to incomplete type.
2348 2018-01-23 Nathan Sidwell <nathan@acm.org>
2350 Deprecate ARM-era for scope handling
2351 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
2352 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
2354 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
2356 * semantics.c (begin_for_scope): Flag_new_for_scope is
2358 (finish_for_stmt, begin_range_for_stmt): Likewise.
2360 2018-01-22 Jason Merrill <jason@redhat.com>
2363 * decl2.c (determine_visibility): Fix template_decl handling
2364 instead of blocking it.
2366 PR c++/83720 - ICE with lambda and LTO.
2367 * decl2.c (determine_visibility): Clear template_decl for
2368 function-scope decls. Propagate anonymous linkage from containing
2371 2018-01-22 Marek Polacek <polacek@redhat.com>
2374 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
2377 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
2380 * decl.c (grokdeclarator): Don't diagnose extra parens
2383 2018-01-19 Jakub Jelinek <jakub@redhat.com>
2386 * call.c (joust): Use TREE_TYPE (source) if source is
2387 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
2390 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
2391 for direct enum init.
2392 * decl.c (reshape_init): Likewise.
2394 2018-01-19 Marek Polacek <polacek@redhat.com>
2396 * constexpr.c (fold_simple): Simplify.
2398 2018-01-18 Jason Merrill <jason@redhat.com>
2401 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
2402 * pt.c (instantiation_dependent_scope_ref_p): True if
2403 any_dependent_bases_p.
2405 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
2407 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
2408 vs DECL_NONTRIVIALLY_INITIALIZED_P).
2410 2018-01-18 Jason Merrill <jason@redhat.com>
2412 PR c++/82461 - constexpr list-initialized member
2413 * constexpr.c (potential_constant_expression_1): Check
2414 TARGET_EXPR_DIRECT_INIT_P.
2416 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
2419 * decl.c (xref_basetypes): Early return upon error about derived
2422 2018-01-18 Nathan Sidwell <nathan@acm.org>
2425 * cp-tree.h (mark_use): Declare.
2426 * expr.c (mark_use): Make extern.
2427 * call.c (direct_reference_binding): Set inner conv's
2428 rvaluedness_matches_p, if it is an identity.
2429 (convert_like_real): Mark lvalue or rvalue use for identity as
2430 rvaledness_matches_p demands.
2432 2018-01-18 Jakub Jelinek <jakub@redhat.com>
2435 * parser.c (attr_chainon): New function.
2436 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
2437 cp_parser_namespace_definition, cp_parser_init_declarator,
2438 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
2439 cp_parser_gnu_attributes_opt): Use it.
2440 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
2441 cp_parser_objc_struct_declaration): Likewise. Don't reset
2442 prefix_attributes if attributes is error_mark_node.
2444 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2447 * decl.c (grokdeclarator): Do not append the error_mark_node
2448 due to an erroneous optional attribute-specifier-seq.
2450 2018-01-17 Jakub Jelinek <jakub@redhat.com>
2453 * cp-gimplify.c (cp_maybe_instrument_return): Handle
2456 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2459 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
2460 error_mark_node when we give an error.
2461 * decl.c (cp_finish_decl): Use the latter.
2463 2018-01-17 Nathan Sidwell <nathan@acm.org>
2466 * init.c (build_raw_new_expr): Scan list for lookups to keep.
2468 2018-01-17 David Malcolm <dmalcolm@redhat.com>
2471 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
2472 the C++ part. If processing a template, call
2473 fold_non_dependent_expr rather than fully folding.
2475 2018-01-17 Jason Merrill <jason@redhat.com>
2477 PR c++/81067 - redundant NULL warning.
2478 * call.c (convert_like_real): Restore null_node handling.
2480 2018-01-17 Jason Merrill <jason@redhat.com>
2482 PR c++/81843 - ICE with variadic member template.
2484 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
2487 2018-01-17 David Malcolm <dmalcolm@redhat.com>
2490 * pt.c (type_dependent_expression_p): Strip any location wrapper
2491 before testing tree codes.
2492 (selftest::test_type_dependent_expression_p): New function.
2493 (selftest::cp_pt_c_tests): Call it.
2495 2018-01-17 Nathan Sidwell <nathan@acm.org>
2498 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
2499 this not a final instantiation.
2501 2018-01-16 Jason Merrill <jason@redhat.com>
2503 PR c++/83714 - ICE checking return in template.
2504 * typeck.c (check_return_expr): Call build_non_dependent_expr.
2506 2018-01-16 Jakub Jelinek <jakub@redhat.com>
2509 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
2510 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
2511 instead of CALL_FROM_THUNK_P.
2514 * name-lookup.c (member_vec_dedup): Return early if len is 0.
2515 (resort_type_member_vec, set_class_bindings,
2516 insert_late_enum_def_bindings): Use vec qsort method instead of
2517 calling qsort directly.
2519 2018-01-15 Martin Sebor <msebor@redhat.com>
2522 * class.c (find_flexarrays): Make a record of multiple flexible array
2525 2018-01-12 Jason Merrill <jason@redhat.com>
2527 PR c++/83186 - ICE with static_cast of list-initialized temporary.
2528 * typeck.c (build_static_cast): Use build_non_dependent_expr.
2530 2018-01-12 Nathan Sidwell <nathan@acm.org>
2532 * cp-tree.h (mark_rvalue_use): Add parm name.
2533 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
2535 * call.c (convert_like_real): Fix formatting.
2537 2018-01-11 Jason Merrill <jason@redhat.com>
2539 PR c++/82728 - wrong -Wunused-but-set-variable
2542 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
2543 * decl.c (case_conversion): Likewise.
2544 * semantics.c (finish_static_assert): Call
2545 perform_implicit_conversion_flags.
2547 2018-01-11 Nathan Sidwell <nathan@acm.org>
2549 * method.c (enum mangling_flags): Delete long-dead enum.
2551 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2553 * parser.c (cp_parser_std_attribute_spec): When
2554 token_pair::require_open / require_close return false simply
2555 return error_mark_node, avoid duplicate cp_parser_error about
2556 expected '(' / ')', respectively.
2558 2018-01-10 David Malcolm <dmalcolm@redhat.com>
2561 * call.c (null_ptr_cst_p): Strip location wrappers when
2562 converting from '0' to a pointer type in C++11 onwards.
2563 (conversion_null_warnings): Replace comparison with null_node with
2564 call to null_node_p.
2565 (build_over_call): Likewise.
2566 * cp-gimplify.c (cp_fold): Remove the early bailout when
2567 processing_template_decl.
2568 * cp-lang.c (selftest::run_cp_tests): Call
2569 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
2570 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
2571 (selftest::run_cp_tests): Move decl to bottom of file.
2572 (null_node_p): New inline function.
2573 (selftest::cp_pt_c_tests): New decl.
2574 (selftest::cp_tree_c_tests): New decl.
2575 * cvt.c (build_expr_type_conversion): Replace comparison with
2576 null_node with call to null_node_p.
2577 * error.c (args_to_string): Likewise.
2578 * except.c (build_throw): Likewise.
2579 * mangle.c (write_expression): Skip location wrapper nodes.
2580 * parser.c (literal_integer_zerop): New function.
2581 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
2582 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
2583 param of cp_parser_parenthesized_expression_list. When calling
2584 warn_for_memset, replace integer_zerop calls with
2585 literal_integer_zerop, eliminating the double logical negation
2586 cast to bool. Eliminate the special-casing for CONST_DECL in
2587 favor of the fold_for_warn within warn_for_memset.
2588 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
2589 param, defaulting to false. Convert "expr" to a cp_expr, and call
2590 maybe_add_location_wrapper on it when wrap_locations_p is true.
2591 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
2592 the result for RID_ALIGNOF and RID_SIZEOF.
2593 (cp_parser_builtin_offsetof): Likewise.
2594 * pt.c: Include "selftest.h".
2595 (tsubst_copy): Handle location wrappers.
2596 (tsubst_copy_and_build): Likewise.
2597 (build_non_dependent_expr): Likewise.
2598 (selftest::test_build_non_dependent_expr): New function.
2599 (selftest::cp_pt_c_tests): New function.
2600 * tree.c: Include "selftest.h".
2601 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
2602 (selftest::test_lvalue_kind): New function.
2603 (selftest::cp_tree_c_tests): New function.
2604 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
2605 (cp_build_binary_op): Replace comparison with null_node with call
2607 (build_address): Use location of operand when building address
2610 2018-01-10 Marek Polacek <polacek@redhat.com>
2613 * call.c (build_conditional_expr_1): Check complain before warning.
2614 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
2615 -Wduplicated-branches.
2617 2018-01-10 Jakub Jelinek <jakub@redhat.com>
2620 * call.c (maybe_warn_class_memaccess): Add forward declaration.
2621 Change last argument from tree * to const vec<tree, va_gc> *, adjust
2622 args uses and check number of operands too. Don't strip away any
2623 nops. Use maybe_constant_value when looking for INTEGER_CST args.
2624 Deal with src argument not having pointer type. Check
2625 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
2627 (build_over_call): Call maybe_warn_class_memaccess here on the
2629 (build_cxx_call): Rather than here on converted arguments.
2631 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2634 * init.c (build_vec_init): Avoid building an INIT_EXPR with
2635 error_mark_node as second argument.
2637 2018-01-09 Jakub Jelinek <jakub@redhat.com>
2640 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
2641 in STATEMENT_LIST. Remove unneeded assert.
2643 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
2644 Alan Hayward <alan.hayward@arm.com>
2645 David Sherwood <david.sherwood@arm.com>
2647 * constexpr.c (cxx_eval_array_reference): Handle polynomial
2649 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
2650 * call.c (build_conditional_expr_1): Likewise.
2651 * decl.c (cp_finish_decomp): Likewise.
2652 * mangle.c (write_type): Likewise.
2653 * typeck.c (structural_comptypes): Likewise.
2654 (cp_build_binary_op): Likewise.
2655 * typeck2.c (process_init_constructor_array): Likewise.
2657 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2660 * typeck.c (build_static_cast_1): For static casts to reference types,
2661 call build_base_path with flag_delete_null_pointer_checks as nonnull
2662 instead of always false. When -fsanitize=null, call
2663 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
2664 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
2665 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
2667 2018-01-03 Nathan Sidwell <nathan@acm.org>
2670 * method.c (make_alias_for): Copy DECL_CONTEXT.
2672 2018-01-03 Marek Polacek <polacek@redhat.com>
2675 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
2677 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2679 PR preprocessor/83602
2680 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
2684 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
2685 error_mark_node, return error_mark_node.
2687 Update copyright years.
2689 2018-01-02 Jakub Jelinek <jakub@redhat.com>
2692 * tree.c (replace_placeholders_r): Pass NULL as last argument to
2693 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
2694 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
2695 to false and return.
2696 (replace_placeholders): Pass NULL instead of &pset as last argument
2699 2018-01-02 Nathan Sidwell <nathan@acm.org>
2701 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
2704 Copyright (C) 2018 Free Software Foundation, Inc.
2706 Copying and distribution of this file, with or without modification,
2707 are permitted in any medium without royalty provided the copyright
2708 notice and this notice are preserved.