1 2018-05-24 Jason Merrill <jason@redhat.com>
3 PR c++/85842 - -Wreturn-type, constexpr if and generic lambda.
4 * pt.c (tsubst_lambda_expr): Copy current_function_returns_* to
7 2018-05-24 Ville Voutilainen <ville.voutilainen@gmail.com>
9 Pedwarn on a non-standard position of a C++ attribute.
10 * parser.c (cp_parser_namespace_definition): Pedwarn about attributes
11 after the namespace name.
13 2018-05-24 Paolo Carlini <paolo.carlini@oracle.com>
15 * cp-tree.h (INDIRECT_TYPE_P): New.
16 * call.c (build_trivial_dtor_call, maybe_warn_class_memaccess,
17 joust): Use it instead of POINTER_TYPE_P.
18 * class.c (update_vtable_entry_for_fn, find_flexarrays,
19 * fixed_type_or_null, resolves_to_fixed_type_p): Likewise.
20 * constexpr.c (cxx_eval_binary_expression, cxx_fold_indirect_ref,
21 * cxx_eval_increment_expression, potential_constant_expression_1):
23 * cp-gimplify.c (cp_gimplify_expr, cp_genericize_r): Likewise.
24 * cp-objcp-common.c (cxx_get_alias_set): Likewise.
25 * cp-ubsan.c (cp_ubsan_maybe_instrument_member_call,
26 cp_ubsan_maybe_instrument_downcast): Likewise.
27 * cvt.c (cp_convert_to_pointer, ocp_convert,
28 cp_get_fndecl_from_callee, maybe_warn_nodiscard, convert): Likewise.
29 * cxx-pretty-print.c (cxx_pretty_printer::abstract_declarator,
30 pp_cxx_offsetof_expression_1): Likewise.
31 * decl.c (grokparms, static_fn_type): Likewise.
32 * decl2.c (grokbitfield): Likewise.
33 * error.c (dump_expr): Likewise.
34 * except.c (initialize_handler_parm, check_noexcept_r): Likewise.
35 * init.c (warn_placement_new_too_small): Likewise.
36 * lambda.c (build_capture_proxy, add_capture): Likewise.
37 * parser.c (cp_parser_omp_for_loop): Likewise.
38 * pt.c (convert_nontype_argument, fn_type_unification,
39 uses_deducible_template_parms, check_cv_quals_for_unify,
40 dependent_type_p_r): Likewise.
41 * search.c (check_final_overrider): Likewise.
42 * semantics.c (handle_omp_array_sections, finish_omp_clauses,
43 finish_omp_for): Likewise.
44 * tree.c (cp_build_qualified_type_real): Likewise.
45 * typeck.c (build_class_member_access_expr,
46 finish_class_member_access_expr, build_x_indirect_ref,
47 cp_build_indirect_ref_1, cp_build_binary_op, build_const_cast_1):
50 2018-05-24 Jason Merrill <jason@redhat.com>
52 PR c++/85864 - literal template and default template arg.
53 * pt.c (instantiation_dependent_r): Handle NONTYPE_ARGUMENT_PACK.
55 2018-05-24 Marek Polacek <polacek@redhat.com>
58 * init.c (build_new_1): Use fold_non_dependent_expr. Use a dedicated
59 variable for its result. Fix a condition.
60 (build_new): Use fold_non_dependent_expr. Tweak a condition.
62 2018-05-23 Jason Merrill <jason@redhat.com>
64 Fix cast to rvalue reference from prvalue.
65 * cvt.c (diagnose_ref_binding): Handle rvalue reference.
66 * rtti.c (build_dynamic_cast_1): Don't try to build a reference to
67 non-class type. Handle xvalue argument.
68 * typeck.c (build_reinterpret_cast_1): Allow cast from prvalue to
70 * semantics.c (finish_compound_literal): Do direct-initialization,
71 not cast, to initialize a reference.
73 CWG 616, 1213 - value category of subobject references.
74 * tree.c (lvalue_kind): A reference to a subobject of a prvalue is
76 * typeck2.c (build_m_component_ref): Likewise.
77 * typeck.c (cp_build_addr_expr_1, lvalue_or_else): Remove diagnostic
78 distinction between temporary and xvalue.
80 2018-05-23 Marek Polacek <polacek@redhat.com>
82 Implement P0614R1, Range-based for statements with initializer.
83 * parser.c (cp_parser_range_based_for_with_init_p): New.
84 (cp_parser_init_statement): Use it. Parse the optional init-statement
85 for a range-based for loop.
86 (cp_parser_skip_to_closing_parenthesis_1): Handle balancing ?:.
88 2018-05-22 Jason Merrill <jason@redhat.com>
90 PR c++/81420 - not extending temporary lifetime.
91 * call.c (extend_ref_init_temps_1): Handle ARRAY_REF.
92 * class.c (build_base_path): Avoid redundant move of an rvalue.
94 PR c++/85866 - error with .* in default template arg.
95 * pt.c (tsubst_copy_and_build): Handle partial instantiation.
97 2018-05-21 Paolo Carlini <paolo.carlini@oracle.com>
99 * parser.c (cp_parser_parameter_declaration_list): Remove
101 (cp_parser_parameter_declaration_clause): Adjust.
102 (cp_parser_cache_defarg): Likewise.
104 2018-05-21 Paolo Carlini <paolo.carlini@oracle.com>
107 * parser.c (cp_parser_maybe_commit_to_declaration,
108 cp_parser_check_condition_declarator): New.
109 (cp_parser_simple_declaration): Use the first above.
110 (cp_parser_condition): Use both the above; enforce
111 [stmt.stmt]/2 about the declarator not specifying
112 a function or an array; improve error-recovery.
114 2018-05-20 Jason Merrill <jason@redhat.com>
116 PR libstdc++/85843 - warning in logic_error copy constructor.
117 * class.c (type_has_user_nondefault_constructor): Check for a
118 user-provided ctor, not user-declared.
120 2018-05-19 Jason Merrill <jason@redhat.com>
122 * pt.c (tsubst_pack_expansion): Sorry rather than abort
123 on __integer_pack as subexpression of pattern.
125 2018-05-18 Jason Merrill <jason@redhat.com>
127 PR c++/58407 - deprecated implicit copy ops.
128 * call.c (build_over_call): Warn about deprecated trivial fns.
129 * class.c (classtype_has_user_copy_or_dtor): New.
130 (type_build_ctor_call): Check TREE_DEPRECATED.
131 (type_build_dtor_call): Likewise.
132 * decl2.c (cp_warn_deprecated_use): Move from tree.c.
133 Add checks. Return bool. Handle -Wdeprecated-copy.
135 * decl.c (grokdeclarator): Remove redundant checks.
136 * typeck2.c (build_functional_cast): Likewise.
137 * method.c (lazily_declare_fn): Mark deprecated copy ops.
138 * init.c (build_aggr_init): Only set TREE_USED if there are
141 2018-05-18 Cesar Philippidis <cesar@codesourcery.com>
144 * cp-gimplify.c (cp_genericize_r): Call genericize_omp_for_stmt for
147 2018-05-18 Richard Sandiford <richard.sandiford@linaro.org>
149 * constexpr.c (cxx_eval_constant_expression): Remove FMA_EXPR handling.
150 (potential_constant_expression_1): Likewise.
152 2018-05-16 Marek Polacek <polacek@redhat.com>
155 * call.c (set_flags_from_callee): Handle AGGR_INIT_EXPRs too.
156 * tree.c (bot_manip): Call set_flags_from_callee for
159 2018-05-15 Jason Merrill <jason@redhat.com>
161 * cp-tree.h (cp_expr): Remove copy constructor.
162 * mangle.c (struct releasing_vec): Declare copy constructor.
164 * constexpr.c (cxx_eval_vec_init_1): Pass tf_none if ctx->quiet.
166 PR c++/64372 - CWG 1560, gratuitous lvalue-rvalue conversion in ?:
167 * call.c (build_conditional_expr_1): Don't force_rvalue when one arm
168 is a throw-expression.
170 2018-05-15 Paolo Carlini <paolo.carlini@oracle.com>
172 * cp-tree.h (DECL_MAYBE_IN_CHARGE_CDTOR_P): New.
173 (FOR_EACH_CLONE): Update.
174 * decl.c (grokdeclarator): Use it.
175 * decl2.c (vague_linkage_p): Likewise.
176 * mangle.c (mangle_decl): Likewise.
177 * method.c (lazily_declare_fn): Likewise.
178 * optimize.c (can_alias_cdtor, maybe_clone_body): Likewise.
179 * repo.c (repo_emit_p): Likewise.
180 * tree.c (decl_linkage): Likewise.
182 2018-05-14 Jason Merrill <jason@redhat.com>
184 Handle TYPE_HAS_LATE_RETURN_TYPE like ref-qualifier and eh spec.
185 * tree.c (build_cp_fntype_variant): New.
186 (build_ref_qualified_type, build_exception_variant)
187 (strip_typedefs, cxx_copy_lang_qualifiers): Use it.
188 (cxx_type_hash_eq, cp_check_qualified_type): Check
189 TYPE_HAS_LATE_RETURN_TYPE.
190 (cp_build_type_attribute_variant): Check cxx_type_hash_eq.
191 (cp_build_qualified_type_real): No need to preserve C++ qualifiers.
192 * class.c (build_clone): Use cxx_copy_lang_qualifiers.
193 (adjust_clone_args): Likewise.
194 * decl.c (grokfndecl): Add late_return_type_p parameter. Use
195 build_cp_fntype_variant.
196 (grokdeclarator): Pass late_return_type_p to grokfndecl.
197 (check_function_type): Use cxx_copy_lang_qualifiers.
198 (static_fn_type): Use cxx_copy_lang_qualifiers.
199 * decl2.c (build_memfn_type, maybe_retrofit_in_chrg)
200 (cp_reconstruct_complex_type, coerce_new_type, coerce_delete_type)
201 (change_return_type): Use cxx_copy_lang_qualifiers.
202 * mangle.c (write_type): Use cxx_copy_lang_qualifiers.
203 * parser.c (cp_parser_lambda_declarator_opt): Represent an explicit
204 return type on the declarator like a normal trailing return type.
205 * pt.c (tsubst_function_type): Use build_cp_fntype_variant.
206 (copy_default_args_to_explicit_spec): Use cxx_copy_lang_qualifiers.
207 * typeck.c (merge_types): Use build_cp_fntype_variant.
209 2018-05-14 Paolo Carlini <paolo.carlini@oracle.com>
211 * cp-tree.h (TYPE_REF_P): New.
212 (TYPE_OBJ_P, TYPE_REF_OBJ_P, TYPE_REFFN_P): Update.
213 * call.c (build_list_conv, build_aggr_conv, standard_conversion,
214 direct_reference_binding, reference_binding, implicit_conversion,
215 add_builtin_candidate, build_user_type_conversion_1, build_op_call_1,
216 build_new_op_1, build_x_va_arg, conv_binds_ref_to_prvalue,
217 build_over_call, perform_implicit_conversion_flags,
218 extend_ref_init_temps, type_has_extended_temps): Use it.
219 * class.c (one_inheriting_sig, check_field_decls,
220 check_bases_and_members, find_flexarrays, finish_struct,
221 fixed_type_or_null): Likewise.
222 * constexpr.c (literal_type_p, cxx_bind_parameters_in_call,
223 non_const_var_error, cxx_eval_constant_expression,
224 potential_constant_expression_1): Likewise.
225 * cp-gimplify.c (omp_var_to_track, omp_cxx_notice_variable,
226 cp_genericize_r, cxx_omp_privatize_by_reference,
227 cxx_omp_const_qual_no_mutable, cxx_omp_finish_clause,
228 cp_fold_maybe_rvalue): Likewise.
229 * cp-ubsan.c (cp_ubsan_maybe_instrument_downcast): Likewise.
230 * cvt.c (build_up_reference, convert_to_reference,
231 convert_from_reference, convert_to_void, noexcept_conv_p,
232 fnptr_conv_p): Likewise.
233 * decl.c (poplevel, check_for_uninitialized_const_var,
234 check_initializer, initialize_local_var, cp_finish_decl,
235 get_tuple_decomp_init, cp_finish_decomp, grokdeclarator, copy_fn_p,
236 move_signature_fn_p, grok_op_properties, finish_function): Likewise.
237 * decl2.c (grok_array_decl, cp_reconstruct_complex_type,
238 decl_maybe_constant_var_p): Likewise.
239 * error.c (dump_type_prefix, dump_expr): Likewise.
240 * except.c (initialize_handler_parm, complete_ptr_ref_or_void_ptr_p,
241 is_admissible_throw_operand_or_catch_parameter): Likewise.
242 * expr.c (mark_use): Likewise.
243 * init.c (build_zero_init_1, build_value_init_noctor,
244 perform_member_init, diagnose_uninitialized_cst_or_ref_member_1,
245 build_new, build_delete): Likewise.
246 * lambda.c (build_lambda_object): Likewise.
247 * mangle.c (write_expression, write_template_arg): Likewise.
248 * method.c (forward_parm, do_build_copy_constructor,
249 do_build_copy_assign, build_stub_object, constructible_expr,
250 walk_field_subobs): Likewise.
251 * parser.c (cp_parser_omp_for_loop_init,
252 cp_parser_omp_declare_reduction_exprs,
253 cp_parser_omp_declare_reduction): Likewise.
254 * pt.c (convert_nontype_argument_function, convert_nontype_argument,
255 convert_template_argument, tsubst_pack_expansion,
256 tsubst_function_decl, tsubst_decl, tsubst, tsubst_copy_and_build,
257 maybe_adjust_types_for_deduction, check_cv_quals_for_unify, unify,
258 more_specialized_fn, invalid_nontype_parm_type_p, dependent_type_p_r,
259 value_dependent_expression_p, build_deduction_guide): Likewise.
260 * semantics.c (finish_handler_parms, finish_non_static_data_member,
261 finish_compound_literal, omp_privatize_field,
262 handle_omp_array_sections_1, handle_omp_array_sections,
263 cp_check_omp_declare_reduction, finish_omp_reduction_clause,
264 finish_omp_declare_simd_methods, cp_finish_omp_clause_depend_sink,
265 finish_omp_clauses, finish_decltype_type, capture_decltype,
266 finish_builtin_launder): Likewise.
267 * tree.c (lvalue_kind, cp_build_reference_type, move,
268 cp_build_qualified_type_real, stabilize_expr, stabilize_init): Likewise.
269 * typeck.c (cxx_safe_arg_type_equiv_p, build_class_member_access_expr,
270 cp_build_indirect_ref_1, convert_arguments, warn_for_null_address,
271 cp_build_addr_expr_1, maybe_warn_about_useless_cast,
272 build_static_cast_1, build_static_cast, build_reinterpret_cast_1,
273 build_const_cast_1, cp_build_c_cast, cp_build_modify_expr,
274 convert_for_initialization,
275 maybe_warn_about_returning_address_of_local, check_return_expr,
276 cp_type_quals, casts_away_constness, non_reference): Likewise.
277 * typeck2.c (cxx_readonly_error, store_init_value,
278 process_init_constructor_record, build_x_arrow, build_functional_cast,
279 add_exception_specifier): Likewise.
281 2018-05-14 Jason Merrill <jason@redhat.com>
283 * pt.c (tsubst) [ARRAY_TYPE]: Check valid_array_size_p.
284 (tsubst_copy_and_build) [NEW_EXPR]: Clear in_decl.
286 2018-05-11 Jakub Jelinek <jakub@redhat.com>
289 * cp-tree.h (cxx_omp_predetermined_sharing_1): New prototype.
290 * cp-gimplify.c (cxx_omp_predetermined_sharing): New wrapper around
291 cxx_omp_predetermined_sharing_1. Rename old function to ...
292 (cxx_omp_predetermined_sharing_1): ... this.
293 * semantics.c (finish_omp_clauses): Use cxx_omp_predetermined_sharing_1
294 instead of cxx_omp_predetermined_sharing.
296 2018-05-10 Jason Merrill <jason@redhat.com>
298 * decl.c (cp_finish_decl): Don't instantiate auto variable.
299 (check_static_variable_definition): Allow auto.
300 * constexpr.c (ensure_literal_type_for_constexpr_object): Likewise.
302 * cp-tree.h (DECL_CONSTRUCTOR_P): Use DECL_CXX_CONSTRUCTOR_P.
303 (DECL_DESTRUCTOR_P): Use DECL_CXX_DESTRUCTOR_P.
305 Core issue 2310 - conversion to base of incomplete type.
306 * class.c (build_base_path): Check COMPLETE_TYPE_P for source type.
308 CWG 2267 - list-initialization of reference temporary
309 * call.c (reference_binding): List-initializing a reference
310 temporary is copy-list-initialization.
312 * parser.c (cp_parser_class_head): Use num_template_headers_for_class.
314 * pt.c (instantiate_decl): Make sure we aren't trying to do a nested
315 instantiation in template context.
317 * class.c (vbase_has_user_provided_move_assign): Use
320 * lambda.c (lambda_expr_this_capture): Improve logic.
322 * decl.c (make_typename_type): s/parameters/arguments/.
323 * parser.c (cp_parser_nested_name_specifier_opt): Likewise.
324 * pt.c (make_pack_expansion): Correct error message.
326 2018-05-10 Jakub Jelinek <jakub@redhat.com>
329 * cp-gimplify.c (cp_fold): Use fold_offsetof rather than
330 fold_offsetof_1, pass TREE_TYPE (x) as TYPE to it and drop the
333 2018-05-10 Eric Botcazou <ebotcazou@adacore.com>
336 * decl2.c (adjust_var_decl_tls_model): New static function.
337 (comdat_linkage): Call it on a variable.
338 (maybe_make_one_only): Likewise.
340 2018-05-09 Paolo Carlini <paolo.carlini@oracle.com>
344 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
347 * parser.c (cp_parser_parameter_declaration_list): When the
348 entire parameter-declaration-list is erroneous maybe call
349 abort_fully_implicit_template.
351 2018-05-08 Jason Merrill <jason@redhat.com>
353 PR c++/85706 - class deduction under decltype
354 * pt.c (for_each_template_parm_r): Handle DECLTYPE_TYPE. Clear
355 *walk_subtrees whether or not we walked into the operand.
356 (type_uses_auto): Only look at deduced contexts.
358 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
361 * parser.c (cp_parser_parameter_declaration_list): When the
362 entire parameter-declaration-list is erroneous maybe call
363 abort_fully_implicit_template.
365 2018-05-08 Marek Polacek <polacek@redhat.com>
368 * semantics.c (finish_if_stmt_cond): See through typedefs.
370 2018-05-07 Jason Merrill <jason@redhat.com>
372 PR c++/85646 - lambda visibility.
373 * decl2.c (determine_visibility): Don't mess with template arguments
374 from the containing scope.
375 (vague_linkage_p): Check DECL_ABSTRACT_P before looking at a 'tor
378 2018-05-07 Nathan Sidwell <nathan@acm.org>
381 * cp-tree.h (DECL_ERROR_REPORTED, DECL_DEAD_FOR_LOCAL)
382 (DECL_HAS_SHADOWED_FOR_VAR_P, DECL_SHADOWED_FOR_VAR)
383 (SET_DECL_SHADOWED_FOR_VAR): Delete.
384 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
385 (check_for_out_of_scope_variable, init_shadowed_var_for_decl):
387 * name-lookup.h (struct cp_binding_level): Remove
388 dead_vars_from_for field.
389 * cp-lang.c (cp_init_ts): Delete.
390 (LANG_HOOKS_INIT_TS): Override to cp_common_init_ts.
391 * cp-objcp-common.c (shadowed_var_for_decl): Delete.
392 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
393 (init_shadowed_var_for_decl): Delete.
394 * decl.c (poplevel): Remove shadowed for var handling.
395 (cxx_init_decl_processing): Remove -ffor-scope deprecation.
396 * name-lookup.c (find_local_binding): Remove shadowed for var
398 (check_local_shadow): Likewise.
399 (check_for_out_of_scope_variable): Delete.
400 * parser.c (cp_parser_primary_expression): Remove shadowed for var
402 * pt.c (tsubst_decl): Remove DECL_DEAD_FOR_LOCAL setting.
403 * semantics.c (begin_for_scope): Always have a scope.
404 (begin_for_stmt, finish_for_stmt): Remove ARM-for scope handling.
405 (begin_range_for_stmt, finish_id_expression): Likewise.
407 2018-05-07 Jason Merrill <jason@redhat.com>
409 PR c++/85618 - ICE with initialized VLA.
410 * tree.c (vla_type_p): New.
411 * typeck2.c (store_init_value, split_nonconstant_init_1): Check it
412 rather than array_of_runtime_bound_p.
414 2018-05-05 Paolo Carlini <paolo.carlini@oracle.com>
416 * cvt.c (ocp_convert): Early handle the special case of a
417 null_ptr_cst_p expr converted to a NULLPTR_TYPE_P type.
419 2018-05-03 Jason Merrill <jason@redhat.com>
421 PR c++/85600 - virtual delete failure.
422 * init.c (build_delete): Always save_expr when deleting.
424 2018-05-03 Nathan Sidwell <nathan@acm.org>
426 * decl.c (cxx_init_decl_processing): Remove flag_friend_injection.
427 * name-lookup.c (do_pushdecl): Likewise.
429 2018-05-02 Paolo Carlini <paolo.carlini@oracle.com>
430 Jason Merrill <jason@redhat.com>
433 * name-lookup.c (check_local_shadow): Don't handle static old
434 declarations in the block handling locals shadowing locals.
436 2018-05-01 Jason Merrill <jason@redhat.com>
438 PR c++/85587 - error with scoped enum in template.
439 * semantics.c (finish_qualified_id_expr): Don't return an
440 unqualified IDENTIFIER_NODE.
442 2018-04-30 Jason Merrill <jason@redhat.com>
444 PR c++/85580 - extern "C" and local variables
445 * name-lookup.c (check_extern_c_conflict): Ignore local decls.
447 PR c++/84701 - unsigned typeof.
448 * decl.c (grokdeclarator): Overhaul diagnostics for invalid use
449 of long/short/signed/unsigned.
451 PR c++/85305 - pack in lambda init-capture.
452 * parser.c (cp_parser_initializer): Add subexpression_p parm; don't
453 check_for_bare_parameter_packs in a subexpression.
454 (cp_parser_lambda_introducer): Use it.
456 PR c++/61982 - dead stores to destroyed objects.
457 * call.c (build_trivial_dtor_call): New, assigns a clobber.
458 (build_over_call, build_special_member_call): Use it.
459 * cp-tree.h: Declare it.
460 * init.c (build_delete): Remove trivial path.
462 * init.c (build_dtor_call): Use build_special_member_call.
463 (build_delete): Remove redundant uses of save_addr.
465 * decl.c (build_clobber_this): Use build_clobber.
467 2018-04-27 Jakub Jelinek <jakub@redhat.com>
470 * init.c (build_zero_init_1): For zero initialization of
471 NULLPTR_TYPE_P type use build_int_cst directly.
473 2018-04-27 David Malcolm <dmalcolm@redhat.com>
476 * name-lookup.c (consider_binding_level): Skip compiler-generated
478 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Flatten
479 nested if statements into a series of rejection tests. Reject
480 lambda-ignored entities as suggestions.
482 2018-04-27 Jason Merrill <jason@redhat.com>
484 * cvt.c (cp_fold_convert): Use convert_ptrmem.
485 * typeck.c (convert_ptrmem): Add a NOP even if no adjustment.
487 2018-04-27 Paolo Carlini <paolo.carlini@oracle.com>
490 * decl.c (grokdeclarator): Clear friendp upon definition in local
491 class definition error.
493 2018-04-27 Jason Merrill <jason@redhat.com>
495 PR c++/85545 - ICE with noexcept PMF conversion.
496 * cvt.c (cp_fold_convert): Pass PMF CONSTRUCTORs to
498 * typeck.c (build_ptrmemfunc): Don't build a NOP_EXPR for zero
500 (build_ptrmemfunc_access_expr): Special-case CONSTRUCTORs.
502 2018-04-27 Nathan Sidwell <nathan@acm.org>
504 * typeck.c (convert_ptrmem): Move local var decls to initialization.
506 * cp-tree.h (TEMPLATE_INFO): Fix comments.
507 (TI_PENDING_TEMPLATE_FLAG): Check TEMPLATE_INFO.
508 (NON_DEFAULT_TEMPLATE_ARG_COUNT): Wrap line.
509 (dump, print_other_binding_stacks): Remove declarations.
510 * name-lookup.c (print_other_binding_stack): Make static.
511 * pt.c (build_template_decl): Make static.
513 2018-04-26 Jason Merrill <jason@redhat.com>
515 PR c++/85545 - ICE with noexcept PMF conversion.
516 * cvt.c (cp_fold_convert): Handle PMF CONSTRUCTORs directly.
518 2018-04-25 Nathan Sidwell <nathan@acm.org>
522 * cp-tree.h (REINTERPRET_CAST_P): New.
523 * constexpr.c (cxx_eval_constant_expression) <case NOP_EXPR>:
524 Reject REINTERPET_CAST_P conversions. Use cplus_expand_constant
525 for non-trivial PTRMEM_CST cases.
526 * typeck.c (build_nop_reinterpret): New.
527 (build_reinterpret_cast_1): Use it. Set REINTERPRET_CAST_P on
528 NOP_EXPRs returned by cp_convert.
530 2018-04-23 Jason Merrill <jason@redhat.com>
532 PR c++/69560 - wrong alignof(double) on x86.
533 CWG 1879 - Inadequate definition of alignment requirement.
534 * cp-tree.h (ALIGNOF_EXPR_STD_P): New.
535 * typeck.c (cxx_sizeof_or_alignof_type): Add std_alignof parm.
536 (cxx_sizeof_expr, cxx_sizeof_nowarn, cxx_alignas_expr)
537 (cxx_alignof_expr): Pass it.
538 * parser.c (cp_parser_unary_expression): Pass it.
539 * pt.c (tsubst_copy): Copy it.
540 (tsubst_copy_and_build): Pass it.
541 * decl.c (fold_sizeof_expr): Pass it.
543 2018-04-23 Jakub Jelinek <jakub@redhat.com>
544 Jason Merrill <jason@redhat.com>
546 PR c++/85470 - wrong error with static data member.
547 * decl.c (check_initializer): Check DECL_INITIALIZED_IN_CLASS_P.
548 * typeck2.c (store_init_value): Likewise.
550 2018-04-20 Jakub Jelinek <jakub@redhat.com>
553 * cp-tree.h (tinst_level): Remove in_system_header_p member,
554 change refcount member from unsigned char to unsigned short,
555 add refcount_infinity static data member, adjust comments.
556 * pt.c (tinst_level::refcount_infinity): Define.
557 (inc_refcount_use): Remove assert, don't increment if refcount
558 is already refcount_infinity, adjust comment.
559 (dec_refcount_use): Remove assert, don't decrement if refcount
560 is refcount_infinity, adjust comment.
561 (push_tinst_level_loc): Formatting fix.
563 2018-04-19 Paolo Carlini <paolo.carlini@oracle.com>
566 * pt.c (lookup_template_class_1): Check pushtag return value for
569 2018-04-19 Alexandre Oliva <aoliva@redhat.com>
572 * cp-tree.h (tinst_level::free): Fix whitespace.
574 2018-04-18 Paolo Carlini <paolo.carlini@oracle.com>
577 * pt.c (tsubst_lambda_expr): Check begin_lambda_type return value
580 2018-04-18 Jakub Jelinek <jakub@redhat.com>
583 * typeck.c (cp_build_addr_expr_1): Move handling of offsetof-like
584 tricks from here to ...
585 * cp-gimplify.c (cp_fold) <case ADDR_EXPR>: ... here. Only use it
586 if INDIRECT_REF's operand is INTEGER_CST cast to pointer type.
588 2018-04-18 Alexandre Oliva <aoliva@redhat.com>
591 * cp-tree.h (struct tinst_level): Split decl into tldcl and
592 targs. Add private split_list_p, tree_list_p, and not_list_p
593 inline const predicates; to_list private member function
594 declaration; free public member function declaration; list_p,
595 get_node and maybe_get_node accessors, and refcount data
596 member. Narrow errors to unsigned short.
597 * error.c (print_instantiation_full_context): Use new
599 (print_instantiation_partial_context_line): Likewise. Drop
600 const from tinst_level-typed parameter.
601 * mangle.c (mangle_decl_string): Likewise.
602 * pt.c (freelist): New template class.
603 (tree_list_freelist_head): New var.
604 (tree_list_freelist): New fn, along with specializations.
605 (tinst_level_freelist_head): New var.
606 (pending_template_freelist_head): Likewise.
607 (tinst_level_freelist, pending_template_freelist): New fns.
608 (tinst_level::to_list, tinst_level::free): Define.
609 (inc_refcount_use, dec_refcount_use): New fns for tinst_level.
610 (set_refcount_ptr): New template fn.
611 (add_pending_template): Adjust for refcounting, freelists and
613 (neglectable_inst_p): Take a NULL d as a non-DECL.
614 (limit_bad_template_recursion): Use new accessors.
615 (push_tinst_level): New overload to create the list.
616 (push_tinst_level_loc): Make it static, split decl into two
617 args, adjust tests and initialization to cope with split
618 lists, use freelist, adjust for refcounting.
619 (push_tinst_level_loc): New wrapper with the old interface.
620 (pop_tinst_level): Adjust for refcounting.
621 (record_last_problematic_instantiation): Likewise.
622 (reopen_tinst_level): Likewise. Use new accessors.
623 (instantiate_alias_template): Adjust for split list.
624 (fn_type_unification): Likewise.
625 (get_partial_spec_bindings): Likewise.
626 (instantiate_pending_templates): Use new accessors. Adjust
627 for refcount. Release pending_template to freelist.
628 (instantiating_current_function_p): Use new accessors.
630 2018-04-16 Alexandre Oliva <aoliva@redhat.com>
633 * parser.c (cp_parser_builtin_offset): Reject type definitions.
634 * mangle.c (nested_anon_class_index): Avoid crash returning -1
635 if we've seen errors.
637 2018-04-12 David Malcolm <dmalcolm@redhat.com>
640 * name-lookup.c (macro_use_before_def::maybe_make): New function,
641 checking that the use is indeed before the definition.
642 (macro_use_before_def::macro_use_before_def): Make private.
643 (macro_use_before_def::~macro_use_before_def): Make private. Move
644 check for UNKNOWN_LOCATION to macro_use_before_def::maybe_make.
645 (lookup_name_fuzzy): Call macro_use_before_def::maybe_make rather
646 than using new directly.
648 2018-04-12 Jason Merrill <jason@redhat.com>
650 PR c++/85356 - ICE with pointer to member function.
651 * pt.c (maybe_instantiate_noexcept): Do instantiate in templates if
652 flag_noexcept_type. Build the new spec within the function context.
653 * except.c (build_noexcept_spec): Do get constant value in templates
654 if flag_noexcept_type.
655 * decl.c (check_redeclaration_exception_specification): Don't
656 instantiate noexcept on a dependent declaration.
658 2018-04-12 Marek Polacek <polacek@redhat.com>
661 * constexpr.c (reduced_constant_expression_p): Return false for null
664 2018-04-11 Marek Polacek <polacek@redhat.com>
667 * constexpr.c (potential_constant_expression_1): Consider conversions
668 from classes to literal types potentially constant.
670 2018-04-10 Paolo Carlini <paolo.carlini@oracle.com>
673 * init.c (build_zero_init_1): Handle NULLPTR_TYPE_P being true of
674 the type like TYPE_PTR_OR_PTRMEM_P.
676 2018-04-10 Jason Merrill <jason@redhat.com>
678 PR debug/65821 - wrong location for main().
679 * call.c (clear_location_r, convert_default_arg): Revert.
680 * tree.c (break_out_target_exprs): Add clear_location parm.
681 (struct bot_data): New.
682 (bot_manip): Clear location if requested.
683 * init.c (get_nsdmi): Pass clear_location.
685 2018-04-10 David Malcolm <dmalcolm@redhat.com>
688 * call.c (get_fndecl_argument_location): Make non-static.
689 * cp-tree.h (get_fndecl_argument_location): New decl.
690 * typeck.c (convert_for_assignment): When complaining due to
691 conversions for an argument, show the location of the parameter
694 2018-04-10 Jakub Jelinek <jakub@redhat.com>
696 PR c++/85312 - P0962 cleanup
697 * parser.c (cp_parser_perform_range_for_lookup): Remove unreachable
700 2018-04-10 Jason Merrill <jason@redhat.com>
702 PR debug/65821 - wrong location for main().
703 * call.c (clear_location_r): New.
704 (convert_default_arg): Use it.
705 * tree.c (bot_manip): Remove builtin_LINE/FILE handling.
707 PR c++/85285 - ICE with flexible array after substitution.
708 * pt.c (instantiate_class_template_1): Check for flexible array in
711 2018-04-09 Paolo Carlini <paolo.carlini@oracle.com>
714 * decl.c (cp_finish_decomp): In a template, if the type is incomplete
715 issue a pedwarn and defer trying to do bindings.
717 2018-04-09 Jason Merrill <jason@redhat.com>
719 PR c++/85279 - dump_expr doesn't understand decltype.
720 * error.c (dump_expr): Handle DECLTYPE_TYPE.
722 PR c++/85262 - ICE with redundant qualification on constructor.
723 * call.c (build_new_method_call_1): Move make_args_non_dependent
724 after A::A() handling.
726 PR c++/85277 - ICE with invalid offsetof.
727 * semantics.c (finish_offsetof): Avoid passing non-DECL to %qD.
728 Adjust -Winvalid-offsetof diagnostic to say conditionally supported.
730 PR c++/85264 - ICE with excess template-parameter-list.
731 * parser.c (cp_parser_check_template_parameters): Add template_id_p
732 parameter. Don't allow an extra template header if true.
733 (cp_parser_class_head): Pass template_id_p.
734 (cp_parser_elaborated_type_specifier): Likewise.
735 (cp_parser_alias_declaration): Likewise.
736 (cp_parser_check_declarator_template_parameters): Likewise.
738 2018-04-09 Jakub Jelinek <jakub@redhat.com>
741 * parser.c (cp_parser_simple_declaration): For structured bindings,
742 if *maybe_range_for_decl is NULL after parsing it, set it to
745 2018-04-09 Jason Merrill <jason@redhat.com>
747 PR c++/85256 - ICE capturing pointer to VLA.
748 * lambda.c (add_capture): Distinguish between variable-size and
749 variably-modified types.
751 2018-04-06 Jason Merrill <jason@redhat.com>
753 PR c++/85214 - ICE with alias, generic lambda, constexpr if.
754 * pt.c (extract_locals_r): Remember local typedefs.
756 2018-04-06 David Malcolm <dmalcolm@redhat.com>
759 * name-lookup.c (struct std_name_hint): Move out of
760 get_std_name_hint; add field "min_dialect".
761 (get_std_name_hint): Add min_dialect values to all initializers.
762 Add <any>, <atomic>, <bitset>, <condition_variable>, <functional>,
763 <future>, <istream>, <iterator>, <ostream>, <mutex>, <optional>,
764 <shared_mutex>, <string_view>, <thread>, and <variant>.
765 Add fstream, ifstream, and ofstream to <fstream>.
766 Add istringstream, ostringstream, and stringstream to <sstream>.
767 Add basic_string to <string>.
768 Add tuple_element and tuple_size to <tuple>.
769 Add declval to <utility>.
770 Fix ordering of <queue> and <tuple>.
771 Return a std_name_hint, rather than a const char *.
772 (get_cxx_dialect_name): New function.
773 (maybe_suggest_missing_std_header): Detect names that aren't yet
774 available in the current dialect, and instead of suggesting a
775 missing #include, warn about the dialect.
777 2018-04-06 Jakub Jelinek <jakub@redhat.com>
780 * pt.c (tsubst_decomp_names): Return error_mark_node and assert
781 errorcount is set if tsubst doesn't return a VAR_DECL.
783 2018-04-06 David Malcolm <dmalcolm@redhat.com>
786 * name-lookup.c (using_directives_contain_std_p): New function.
787 (has_using_namespace_std_directive_p): New function.
788 (suggest_alternatives_for): Simplify if/else logic using early
789 returns. If no candidates were found, and there's a
790 "using namespace std;" directive, call
791 maybe_suggest_missing_std_header.
792 (maybe_suggest_missing_header): Split later part of the function
794 (maybe_suggest_missing_std_header): New.
796 2018-04-06 Jason Merrill <jason@redhat.com>
798 PR c++/85242 - ICE with class definition in template parm.
799 * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): False if
800 processing_template_parmlist.
802 PR c++/85240 - LTO ICE with using of undeduced auto fn.
803 * cp-gimplify.c (cp_genericize_r): Discard using of undeduced auto.
805 2018-04-05 Jakub Jelinek <jakub@redhat.com>
808 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3)
809 is not prev, if prev == decl.
812 * decl.c (start_decl): For DECL_DECOMPOSITION_P decls, don't call
813 maybe_apply_pragma_weak here...
814 (cp_maybe_mangle_decomp): ... but call it here instead.
816 2018-04-05 Jason Merrill <jason@redhat.com>
818 PR c++/85136 - ICE with designated init in template.
819 * decl.c (maybe_deduce_size_from_array_init): Handle dependent
820 designated initializer.
821 (check_array_designated_initializer): Update ce->index with the
824 PR c++/83808 - ICE with VLA initialization.
825 * typeck2.c (process_init_constructor_array): Don't require a VLA
826 initializer to have VLA type.
828 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
831 * call.c (convert_like_real): Fail gracefully for a broken
832 std::initializer_list, missing a definition.
834 * name-lookup.c (do_pushtag): Tweak message, use %< and %>.
836 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
839 * decl.c (grokdeclarator): Fix diagnostic about typedef name used
840 as nested-name-specifier, keep type and TREE_TYPE (decl) in sync.
842 2018-04-05 Jason Merrill <jason@redhat.com>
844 PR c++/82152 - ICE with class deduction and inherited ctor.
845 * pt.c (do_class_deduction): Ignore inherited ctors.
847 PR c++/84665 - ICE with array of empty class.
848 * decl2.c (cp_check_const_attributes): Use fold_non_dependent_expr.
850 PR c++/85228 - ICE with lambda in enumerator in template.
851 * pt.c (bt_instantiate_type_proc): Don't assume
852 CLASSTYPE_TEMPLATE_INFO is non-null.
854 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
857 * decl.c (find_decomp_class_base): Check accessibility instead
858 of declared access, adjust diagnostic.
860 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
863 * decl.c (get_tuple_decomp_init): Check the templatedness
866 2018-04-05 Jason Merrill <jason@redhat.com>
868 PR c++/85200 - ICE with constexpr if in generic lambda.
869 * pt.c (extract_locals_r): Don't record the local specs of variables
870 declared within the pattern.
872 2018-04-05 Alexandre Oliva <aoliva@redhat.com>
875 * pt.c (check_auto_in_tmpl_args): New.
876 (tsubst_qualified_id): Use it to reject template args
877 referencing auto for non-type templates.
878 * parser.c (cp_parser_template_id): Likewise.
879 * cp-tree.h (check_auto_in_tmpl_args): Declare.
880 * typeck2.c (build_functional_cast): Report correct location
881 for invalid use of auto.
883 2018-04-04 Jason Merrill <jason@redhat.com>
885 PR c++/85215 - ICE with copy-init from conversion.
886 * call.c (merge_conversion_sequences): Fix type of direct binding
889 PR c++/84938 - ICE with division by ~-1.
890 * call.c (set_up_extended_ref_temp): Call cp_fully_fold.
892 PR c++/84936 - ICE with unexpanded pack in mem-initializer.
893 * parser.c (cp_parser_mem_initializer_list): Call
894 check_for_bare_parameter_packs.
896 2018-04-04 Jakub Jelinek <jakub@redhat.com>
899 * constexpr.c (cxx_eval_builtin_function_call): For calls to
900 builtin_valid_in_constant_expr_p functions, don't call
901 cxx_eval_constant_expression if argument is not
902 potential_constant_expression.
905 * cp-tree.h (calculate_bases, calculate_direct_bases): Add complain
907 * semantics.c (calculate_bases): Add complain argument. Use
908 complete_type_or_maybe_complain instead of just complete_type and
909 return an empty vector if it fails. Move make_tree_vector () call
910 after early return. Formatting fixes.
911 (calculate_direct_bases): Likewise. Call release_tree_vector at the
913 (dfs_calculate_bases_post, calculate_bases_helper): Formatting fixes.
914 * pt.c (tsubst_pack_expansion): Adjust calculate_bases and
915 calculate_direct_bases callers, formatting fixes.
917 2018-04-04 Jason Merrill <jason@redhat.com>
919 PR c++/85006 - -fconcepts ICE with A<auto...> return type
920 * pt.c (tsubst_pack_expansion): Allow unsubstituted auto pack.
922 PR c++/85200 - ICE with constexpr if in generic lambda.
923 * tree.c (cp_walk_subtrees): Walk into DECL_EXPR in templates.
925 PR c++/84221 - bogus -Wunused with attribute and template.
926 * decl2.c (is_late_template_attribute): Handle unused and used
927 normally on non-TYPE_DECL.
929 PR c++/85135 - ICE with omitted template arguments.
930 * decl.c (grokdeclarator): Catch deduced class type in trailing
933 PR c++/85133 - ICE with missing concept initializer.
934 * decl.c (cp_finish_decl): If a concept initializer is missing, use
937 PR c++/85118 - wrong error with generic lambda and std::bind.
938 * call.c (add_template_conv_candidate): Disable if there are any
941 PR c++/85141 - ICE with compound assignment and static member fn.
942 * typeck.c (cp_build_modify_expr): Call decay_conversion for RHS of
945 PR c++/85148 - ICE with 'this' in array NSDMI.
946 * tree.c (replace_placeholders_r): Use handled_component_p.
948 2018-04-04 Ville Voutilainen <ville.voutilainen@gmail.com>
951 * decl.c (grokfndecl): Handle standard UDL diagnostics here..
952 * parser.c (cp_parser_unqualified_id): ..not here.
954 2018-04-04 Alexandre Oliva <aoliva@redhat.com>
957 * typeck.c (cp_build_addr_expr_1): Mark FUNCTION_DECL as
959 * decl2.c (mark_used): Return without effects if tf_conv.
961 2018-04-03 Jason Merrill <jason@redhat.com>
963 PR c++/85092 - C++17 ICE with unused list constructor.
964 * call.c (conv_binds_ref_to_prvalue): Also count ck_identity
967 PR c++/85113 - ICE with constexpr and __builtin_constant_p.
968 * constexpr.c (cxx_eval_builtin_function_call): Only defer
969 __builtin_constant_p if ctx->quiet.
971 2018-04-03 Paolo Carlini <paolo.carlini@oracle.com>
974 * pt.c (rewrite_template_parm): If the first argument is
975 error_mark_node return it immediately.
976 (build_deduction_guide): Check the return value of the
977 latter for error_mark_node.
978 (do_class_deduction): Check the return value of the latter.
980 2018-04-03 Jason Merrill <jason@redhat.com>
982 * semantics.c (finish_if_stmt_cond): Use
983 instantiation_dependent_expression_p.
985 PR c++/85149 - generic lambda and constexpr if.
986 * pt.c (build_extra_args, add_extra_args): Split from
987 tsubst_pack_expansion.
988 (tsubst_expr) [IF_STMT]: Use them.
989 * cp-tree.h (IF_STMT_EXTRA_ARGS): New.
991 * typeck.c (merge_types): Limit matching attribute shortcut to
994 2018-04-03 Jakub Jelinek <jakub@redhat.com>
997 * pt.c (fixed_parameter_pack_p_1): Punt if parm is error_mark_node.
1000 * name-lookup.c (handle_namespace_attrs): Return early if attributes
1004 * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
1005 fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
1006 instead for static data members clear init and set DECL_EXTERNAL.
1008 2018-04-02 Jason Merrill <jason@redhat.com>
1010 PR c++/64095 - auto... parameter pack.
1011 * parser.c (cp_parser_parameter_declaration): Handle turning autos
1013 (cp_parser_parameter_declaration_list): Not here.
1015 2018-03-31 Alexandre Oliva <aoliva@redhat.com>
1018 * class.c (instantiate_type): Peel off SAVE_EXPR before
1021 2018-03-30 Jason Merrill <jason@redhat.com>
1023 * typeck2.c (process_init_constructor_record): Use
1024 init_list_type_node for the CONSTRUCTOR around an anonymous union
1025 designated initializer.
1027 2018-03-30 Jakub Jelinek <jakub@redhat.com>
1030 * semantics.c (finish_omp_reduction_clause): If
1031 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
1032 even if processing_template_decl.
1034 2018-03-29 David Malcolm <dmalcolm@redhat.com>
1037 * name-lookup.c (get_std_name_hint): Add names from <memory>,
1038 <tuple>, and <utility>.
1040 2018-03-29 Jason Merrill <jason@redhat.com>
1042 PR c++/85093 - too many template args with pack expansion.
1043 * pt.c (coerce_template_parms): Keep pack expansion args that will
1046 2018-03-29 Jason Merrill <jason@redhat.com>
1048 * pt.c (build_non_dependent_expr): Propagate expr location.
1050 2018-03-27 Jason Merrill <jason@redhat.com>
1052 PR c++/85060 - wrong-code with call to base member in template.
1053 * search.c (any_dependent_bases_p): Check uses_template_parms
1054 rather than processing_template_decl.
1056 2018-03-29 David Malcolm <dmalcolm@redhat.com>
1059 * typeck.c (convert_for_assignment): When complaining due to
1060 conversions for an argument, attempt to use the location of the
1063 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
1066 * pt.c (tsubst_default_argument): Early return if the type of the
1067 parameter is erroneous.
1069 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
1072 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
1076 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
1078 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
1081 * method.c (defaulted_late_check): Partially revert r253321 changes,
1082 do not early return upon error.
1084 2018-03-27 Jakub Jelinek <jakub@redhat.com>
1087 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
1088 type call fold to generate VECTOR_CSTs when possible.
1091 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
1092 return it right away.
1094 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
1096 * search.c (check_final_overrider): Use inform instead of error
1097 for the diagnostics of the overridden functions. Tweak wording.
1099 2018-03-27 Jakub Jelinek <jakub@redhat.com>
1102 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
1103 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
1105 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
1106 Jason Merrill <jason@redhat.com>
1109 * init.c (build_aggr_init): When initializing from array,
1110 reject anything but CONSTRUCTORs and TARGET_EXPRs.
1111 (build_vec_init): Handle separately ARRAY_TYPEs.
1113 2018-03-26 Jason Merrill <jason@redhat.com>
1115 PR c++/85062 - ICE with alignas in wrong place.
1116 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
1119 PR c++/85049 - ICE with __integer_pack.
1120 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
1121 * cp-tree.h (TEMPLATE_PARM_P): New.
1123 2018-03-23 Jason Merrill <jason@redhat.com>
1125 PR c++/78489 - wrong SFINAE behavior.
1128 * pt.c (type_unification_real): Don't defer substitution failure.
1130 2018-03-23 Jakub Jelinek <jakub@redhat.com>
1133 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
1137 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
1138 cp_build_unary_op call with gcc_unreachable ().
1140 2018-03-23 Marek Polacek <polacek@redhat.com>
1143 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
1144 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
1145 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
1147 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
1150 * parser.c (cp_parser_perform_range_for_lookup): Change
1151 the condition for deciding whether to use members.
1153 2018-03-23 Marek Polacek <polacek@redhat.com>
1156 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
1158 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
1161 * parser.c (cp_parser_alias_declaration): Call
1162 parser_check_template_parameters.
1165 * pt.c (resolve_typename_type): Drop assert that stopped
1166 simplification to template-independent types. Add assert to
1167 verify the initial scope is template dependent.
1168 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
1169 Reparse the id expression as a type-name, not a declarator.
1172 * init.c (build_vec_init): Error at parenthesized array init.
1177 * cp-tree.h (temp_override): New template class, generalizing
1178 a cleanup that was only used...
1179 * parser.c (cp_parser_parameter_declaration_clause):
1180 ... here for auto_is_implicit_function_template_parm_p.
1181 (cp_parser_gnu_attributes_opt): Use it here as well.
1182 (cp_parser_std_attribute): Likewise.
1184 2018-03-22 Marek Polacek <polacek@redhat.com>
1187 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
1190 2018-03-21 Jason Merrill <jason@redhat.com>
1192 PR c++/81311 - wrong C++17 overload resolution.
1193 * call.c (build_user_type_conversion_1): Remove C++17 code.
1194 (conv_binds_ref_to_prvalue): New.
1195 (build_over_call): Handle C++17 copy elision.
1196 (build_special_member_call): Only do C++17 copy elision here if the
1197 argument is already the right type.
1199 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
1202 * init.c (build_vec_init): Silence error, former sorry,
1207 * parser.c (abort_fully_implicit_template_p): New.
1208 (cp_parser_skip_to_end_of_statement): Use it.
1209 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
1210 (finish_fully_implicit_template_p): Clear
1211 implicit_template_parms and implicit_template_scope.
1213 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
1216 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
1217 error_mark_node when check_array_designated_initializer fails.
1219 2018-03-21 Jakub Jelinek <jakub@redhat.com>
1222 * cp-tree.h (genericize_compound_lvalue): Declare.
1223 * typeck.c (genericize_compound_lvalue): New function.
1224 (unary_complex_lvalue, cp_build_modify_expr): Use it.
1225 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
1226 and PREDECREMENT_EXPR in output and "m" constrained input operands with
1227 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
1228 COMPOUND_EXPR operand.
1230 2018-03-21 Nathan Sidwell <nathan@acm.org>
1233 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
1234 * decl2.c (vague_linkage_p): Likewise.
1236 2018-03-21 David Malcolm <dmalcolm@redhat.com>
1239 * constexpr.c (constexpr_fn_retval): Make non-"static".
1240 * cp-tree.h (constexpr_fn_retval): New decl.
1241 * search.c (direct_accessor_p): Update leading comment.
1242 (reference_accessor_p): Likewise.
1243 (field_accessor_p): Replace check that function body is a
1244 RETURN_EXPR with a call to constexpr_fn_retval. Fix
1245 indentation of "field_type" decl.
1247 2018-03-21 Nathan Sidwell <nathan@acm.org>
1250 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
1253 2018-03-21 Martin Sebor <msebor@redhat.com>
1256 * call.c (first_non_public_field): New template and function.
1257 (first_non_trivial_field): New function.
1258 (maybe_warn_class_memaccess): Call them.
1260 2018-03-21 David Malcolm <dmalcolm@redhat.com>
1263 * search.c (field_accessor_p): Use class_of_this_parm rather than
1264 type_of_this_parm, to check that "this" is a "const T *", rather
1267 2018-03-21 Nathan Sidwell <nathan@acm.org>
1269 * class.c (finish_struct_anon_r): Refactor, deprecate anything
1270 other than public non-static data members.
1271 * parser.c (cp_parser_init_declarator): Deprecate attributes after
1272 parenthesized initializer.
1275 * name-lookup.c (update_binding): Correct logic for local binding
1278 2018-03-21 Marek Polacek <polacek@redhat.com>
1280 PR c++/71638, ICE with NSDMI and reference.
1281 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
1282 even when we replace an element.
1284 2018-03-20 Marek Polacek <polacek@redhat.com>
1286 PR c++/84978, ICE with NRVO.
1287 * constexpr.c (cxx_eval_constant_expression): Handle the case when
1288 a RESULT_DECL isn't in the hash map.
1290 2018-03-20 Jason Merrill <jason@redhat.com>
1292 PR c++/84978, ICE with NRVO.
1293 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
1294 (cp_get_callee_fndecl_nofold): New.
1295 * cp-gimplify.c (cp_genericize_r): Use it instead.
1296 * call.c (check_self_delegation): Likewise.
1298 2018-03-20 Nathan Sidwell <nathan@acm.org>
1301 * name-lookup.c (pushdecl_class_level): Push anon-struct's
1302 member_vec, if there is one.
1305 * cp-tree.h (lookup_list_keep): Declare.
1306 * tree.c (lookup_list_keep): New, broken out of ...
1307 (build_min): ... here. Call it.
1308 * decl.c (cp_finish_decl): Call lookup_list_keep.
1310 2018-03-19 Jason Merrill <jason@redhat.com>
1312 PR c++/84937 - ICE with class deduction and auto.
1313 * pt.c (rewrite_template_parm): Fix auto handling.
1315 2018-03-19 Marek Polacek <polacek@redhat.com>
1318 * pt.c (enclosing_instantiation_of): Check if fn is null.
1321 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
1322 as we evaluate the elements.
1323 (cxx_eval_constant_expression): Verify constructor's flags
1326 2018-03-19 Jason Merrill <jason@redhat.com>
1328 PR c++/71834 - template-id with too few arguments.
1329 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
1331 2018-03-19 Nathan Sidwell <nathan@acm.org>
1334 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
1335 * pt.c (build_template_decl): Propagate language linkage.
1338 * name-lookup.c (set_local_extern_decl_linkage): Defend against
1341 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1344 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
1346 * method.c (synthesize_method): Likewise.
1347 * pt.c (convert_nontype_argument): Likewise.
1349 2018-03-16 Jason Merrill <jason@redhat.com>
1351 PR c++/84720 - ICE with rvalue ref non-type argument.
1352 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
1353 (convert_nontype_argument): Revert earlier change.
1355 PR c++/80227 - SFINAE and negative array size.
1356 * decl.c (compute_array_index_type): Use
1357 build_converted_constant_expr and valid_constant_size_p.
1359 PR c++/84906 - silent wrong code with ambiguous conversion.
1360 * call.c (build_user_type_conversion_1): Set need_temporary_p on
1361 ambiguous conversion.
1362 (convert_like_real): Check it.
1364 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
1365 * call.c (build_special_member_call): Don't convert an init-list
1366 argument directly to the class type.
1368 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1372 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
1373 (find_placeholder): Declare.
1374 * tree.c (struct replace_placeholders_t): Add exp member.
1375 (replace_placeholders_r): Don't walk into ctors with
1376 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
1377 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
1378 (replace_placeholders): Initialize data.exp.
1379 (find_placeholders_r, find_placeholders): New functions.
1380 * typeck2.c (process_init_constructor_record,
1381 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
1382 if adding NSDMI on which find_placeholder returns true.
1383 * call.c (build_over_call): Don't call replace_placeholders here.
1384 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
1385 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
1386 TARGET_EXPR_INITIAL.
1387 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
1390 2018-03-16 Jason Merrill <jason@redhat.com>
1392 PR c++/83911 - ICE with multiversioned constructor.
1393 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
1395 * call.c (build_over_call): Not here.
1397 2018-03-16 Jakub Jelinek <jakub@redhat.com>
1400 * decl.c (reshape_init_class): Don't assert d->cur->index == field
1401 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
1403 2018-03-15 Jakub Jelinek <jakub@redhat.com>
1406 * cp-tree.h (cp_warn_deprecated_use): Declare.
1407 * tree.c (cp_warn_deprecated_use): New function.
1408 * typeck2.c (build_functional_cast): Use it.
1409 * decl.c (grokparms): Likewise.
1410 (grokdeclarator): Likewise. Temporarily push nested class scope
1411 around grokparms call for out of class member definitions.
1413 2018-03-14 Jason Merrill <jason@redhat.com>
1415 PR c++/84820 - no error for invalid qualified-id.
1416 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
1417 cp_error_declarator.
1419 PR c++/84801 - ICE with unexpanded pack in lambda.
1420 * pt.c (check_for_bare_parameter_packs): Don't return early for a
1421 lambda in non-template context.
1423 PR c++/81236 - auto variable and auto function
1424 * pt.c (tsubst_baselink): Update the type of the BASELINK after
1427 2018-03-14 Jason Merrill <jason@redhat.com>
1429 PR c++/83916 - ICE with template template parameters.
1430 * pt.c (convert_template_argument): Don't substitute into type of
1431 non-type parameter if we don't have enough arg levels.
1434 2018-03-14 Marek Polacek <polacek@redhat.com>
1437 * semantics.c (finish_static_assert): Check
1438 instantiation_dependent_expression_p instead of
1439 {type,value}_dependent_expression_p.
1441 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
1442 Jason Merrill <jason@redhat.com>
1444 PR c++/82336 - link error with list-init default argument.
1445 * decl.c (check_default_argument): Unshare an initializer list.
1447 2018-03-13 Jakub Jelinek <jakub@redhat.com>
1450 * decl.c (duplicate_decls): For redefinition of built-in, use error
1451 and return error_mark_node. For redeclaration, return error_mark_node
1452 rather than olddecl if !flag_permissive.
1454 2018-03-13 Jason Merrill <jason@redhat.com>
1456 PR c++/82565 - ICE with concepts and generic lambda.
1457 * pt.c (instantiate_decl): Clear fn_context for lambdas.
1459 2018-03-13 Jason Merrill <jason@redhat.com>
1461 PR c++/84720 - ICE with rvalue ref non-type argument.
1462 * pt.c (convert_nontype_argument): Handle rvalue references.
1464 PR c++/84839 - ICE with decltype of parameter pack.
1465 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
1466 instantiating dummy parms.
1468 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
1469 parameter even without -Wpedantic.
1471 PR c++/84798 - ICE with auto in abstract function declarator.
1472 * parser.c (cp_parser_parameter_declaration_clause): Check
1473 parser->default_arg_ok_p.
1475 2018-03-13 Jakub Jelinek <jakub@redhat.com>
1478 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
1479 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
1480 sizetype. Formatting fixes.
1482 2018-03-12 Jason Merrill <jason@redhat.com>
1484 PR c++/84355 - ICE with deduction for member class template.
1485 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
1486 CLASS_PLACEHOLDER_TEMPLATE.
1488 PR c++/84802 - ICE capturing uninstantiated class.
1489 * lambda.c (build_capture_proxy): Call complete_type.
1491 2018-03-09 Jason Merrill <jason@redhat.com>
1493 PR c++/84770 - ICE with typedef and parameter pack.
1494 * pt.c (verify_unstripped_args_1): Split out from
1495 verify_unstripped_args.
1497 PR c++/84785 - ICE with alias template and default targs.
1498 * pt.c (type_unification_real): Set processing_template_decl if
1501 PR c++/84752 - ICE with capture of constexpr array.
1502 * call.c (standard_conversion): Set rvaluedness_matches_p on the
1503 identity conversion under ck_lvalue.
1505 2018-03-09 Jason Merrill <jason@redhat.com>
1506 Paolo Carlini <paolo.carlini@oracle.com>
1510 * pt.c (any_erroneous_template_args_p): New.
1511 * cp-tree.h (any_erroneous_template_args_p): Declare it.
1512 * parser.c (cp_parser_class_specifier_1): Use it.
1514 2018-03-09 Jason Merrill <jason@redhat.com>
1516 PR c++/84726 - unnecessary capture of constant vars.
1517 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
1518 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
1519 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
1520 * lambda.c (is_constant_capture_proxy)
1521 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
1522 (prune_lambda_captures): New.
1523 (finish_lambda_function): Call prune_lambda_captures.
1525 2018-03-09 Jason Merrill <jason@redhat.com>
1526 Jakub Jelinek <jakub@redhat.com>
1529 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
1530 build ADDR_EXPR with REFERENCE_TYPE.
1531 (build_over_call): For purposes of check_function_arguments, if
1532 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
1533 its operand rather than the argument itself.
1535 2018-03-09 Jakub Jelinek <jakub@redhat.com>
1538 * decl.c (duplicate_decls): Don't override __* prefixed builtins
1539 except for __[^b]*_chk, instead issue permerror and for -fpermissive
1540 also a note and return olddecl.
1542 2018-03-09 Nathan Sidwell <nathan@acm.org>
1545 * name-lookup.c (do_pushdecl_with_scope): Only clear
1546 current_function_decl when pushing a non-class (i.e. namespace)
1549 2018-03-08 Jason Merrill <jason@redhat.com>
1550 Jakub Jelinek <jakub@redhat.com>
1553 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
1554 not calling mark_used for the benefit of -Wunused-function warning.
1556 2018-03-06 Jason Merrill <jason@redhat.com>
1558 * lambda.c (is_capture_proxy_with_ref): Remove.
1559 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
1561 2018-03-06 Marek Polacek <polacek@redhat.com>
1564 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
1567 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
1570 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
1571 only while processing template decls.
1572 * typeck.c (build_x_conditional_expr): Move wrapping of
1573 reference type around type...
1574 * call.c (build_conditional_expr_1): ... here. Rename
1575 is_lvalue to is_glvalue.
1576 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
1577 INDIRECT_REF of COND_EXPR too.
1580 * init.c (build_zero_init_1): Zero-initialize references.
1583 * semantics.c (finish_stmt_expr_expr): Reject unresolved
1584 overloads used as stmt expr values.
1586 2018-03-05 Jason Merrill <jason@redhat.com>
1588 PR c++/84708 - ICE with lambda in local class NSDMI.
1589 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
1592 2018-03-05 Jakub Jelinek <jakub@redhat.com>
1595 * constexpr.c (constexpr_call_hasher::equal): Return false if
1596 lhs->hash != rhs->hash. Change return 1 to return true and
1597 return 0 to return false.
1599 2018-03-05 Nathan Sidwell <nathan@acm.org>
1602 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
1604 2018-03-05 Marek Polacek <polacek@redhat.com>
1607 * decl.c (duplicate_decls): Check DECL_NAME before accessing
1610 2018-03-05 Nathan Sidwell <nathan@acm.org>
1613 * friend.c (do_friend): Restore check for identifier_p inside
1616 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
1619 * parser.c (cp_parser_lambda_introducer): Reject any capture not
1620 involving a VAR_DECL or a PARM_DECL.
1622 2018-03-05 Pádraig Brady <P@draigBrady.com>
1623 Jason Merrill <jason@redhat.com>
1624 Nathan Sidwell <nathan@acm.org>
1627 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
1629 2018-03-03 Jason Merrill <jason@redhat.com>
1631 PR c++/84686 - missing volatile loads.
1632 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
1634 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
1637 * optimize.c (maybe_thunk_body): Bail out immediately if either
1638 fns[0] or fns[1] is null.
1640 2018-03-02 Marek Polacek <polacek@redhat.com>
1643 * constexpr.c (get_array_or_vector_nelts): New.
1644 (cxx_eval_array_reference): Use it.
1645 (cxx_eval_vec_init_1): Likewise.
1646 (cxx_eval_store_expression): Likewise.
1648 2018-03-02 Jason Merrill <jason@redhat.com>
1650 * semantics.c (force_paren_expr): Remove redundant test.
1652 2018-03-02 Marek Polacek <polacek@redhat.com>
1655 * decl.c (cp_complete_array_type): Check error_mark_node.
1658 * typeck.c (cp_perform_integral_promotions): Check the result of
1661 2018-03-02 Jakub Jelinek <jakub@redhat.com>
1664 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
1665 RETURN instead of return.
1666 <case POINTER_PLUS_EXPR>: Likewise.
1667 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
1668 it instead of wrapping it into CONVERT_EXPR.
1670 2018-03-02 Jason Merrill <jason@redhat.com>
1673 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
1675 2018-03-02 Marek Polacek <polacek@redhat.com>
1678 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
1679 wrapped in VIEW_CONVERT_EXPR.
1681 2018-03-01 Martin Sebor <msebor@redhat.com>
1684 * decl.c (check_redeclaration_no_default_args): Merge attributes
1685 specified on redeclarations of the same function template.
1688 2018-03-01 Marek Polacek <polacek@redhat.com>
1689 Jason Merrill <jason@redhat.com>
1692 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
1694 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
1695 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
1696 of instantiate_non_dependent_expr.
1697 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
1699 2018-03-01 Nathan Sidwell <nathan@acm.org>
1702 * name-lookup.c (member_vec_dedup): Remove manually peeled
1703 iteration. Ignore dependent ctor inheritance.
1705 2018-03-01 Jason Merrill <jason@redhat.com>
1707 PR c++/71569 - decltype of template.
1708 * parser.c (cp_parser_decltype_expr): Handle missing template args.
1710 2018-03-01 Marek Polacek <polacek@redhat.com>
1713 * constexpr.c (require_rvalue_constant_expression): New function.
1714 * cp-tree.h: Declare it.
1715 * semantics.c (finish_static_assert): Use it instead of
1716 require_potential_rvalue_constant_expression.
1718 2018-03-01 Jason Merrill <jason@redhat.com>
1719 Alexandre Oliva <aoliva@redhat.com>
1721 PR c++/71569 - ICE with redundant args on member variable template.
1722 * decl.c (start_decl): Handle partial specialization of member
1724 * pt.c (determine_specialization): Allow partial specialization
1725 of member variable template without specializing enclosing class.
1726 (process_partial_specialization): Improve error message.
1728 2018-02-28 Jason Merrill <jason@redhat.com>
1730 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
1731 * pt.c (determine_specialization): Check ref-qualifier.
1733 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1736 * parser.c (cp_parser_attributes_opt): Formatting fix.
1737 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
1738 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
1740 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
1741 instead of tentative parse to peek over optional attribute tokens
1742 to check for CPP_COLON after them.
1746 * pt.c (INCLUDE_STRING): Remove define.
1747 (warn_spec_missing_attributes): Use pretty_printer instead of
1748 std::string. Fix up inform call so that the list of attributes
1751 2018-02-28 Martin Sebor <msebor@redhat.com>
1754 * decl.c (duplicate_decls): Fully merge attributes const, pure,
1757 2018-02-28 Nathan Sidwell <nathan@acm.org>
1760 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
1761 * name-lookup.c (fields_linear_search): Look in an anon-aggr
1762 regardless of want_type.
1763 (search_anon_aggr): Just use get_class_binding_direct.
1765 2018-02-28 Jakub Jelinek <jakub@redhat.com>
1767 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
1770 2018-02-27 Martin Sebor <msebor@redhat.com>
1772 * pt.c: Avoid including <string> directly.
1774 2018-02-27 Martin Sebor <msebor@redhat.com>
1778 * cp-tree.h (warn_spec_missing_attributes): New function.
1779 ((check_explicit_specialization): Add an argument. Call the above
1781 * decl.c (duplicate_decls): Avoid applying primary function template's
1782 attributes to its explicit specializations.
1783 cp/pt.c (warn_spec_missing_attributes): Define.
1785 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
1787 PR c++/71546 - lambda init-capture with qualified-id.
1788 * parser.c (cp_parser_lambda_introducer): Clear scope after
1789 each lambda capture.
1791 2018-02-27 Nathan Sidwell <nathan@acm.org>
1794 * name-lookup.h (get_member_slot): Rename ...
1795 (find_member_slot): ... here.
1796 (add_member_slot): New.
1797 * name-lookup.c (member_vec_linear_search): No need to check for
1799 (get_member_slot): Rename ...
1800 (find_member_slot): ... here. Don't add slot for incomplete class.
1801 (add_member_slot): New.
1802 * class.c (add_method): Adjust get_member_slot rename. Bail out
1803 if push_class_level_binding fails. Create slot and grok
1804 properties once we're committed to insertion.
1806 2018-02-27 Jason Merrill <jason@redhat.com>
1808 PR c++/84489 - dependent default template argument
1809 * pt.c (type_unification_real): Handle early substitution failure.
1811 2018-02-26 Jason Merrill <jason@redhat.com>
1813 PR c++/84560 - ICE capturing multi-dimensional VLA.
1814 * tree.c (array_of_runtime_bound_p): False if the element is
1817 PR c++/84441 - ICE with base initialized from ?:
1818 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
1820 PR c++/84520 - ICE with generic lambda in NSDMI.
1821 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
1822 'this' in a generic lambda instantiation.
1824 PR c++/84559 - ICE with constexpr VLA.
1825 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
1826 for constexpr variable with VLA type.
1828 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1831 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
1832 a valid constant initializer. Formatting fixes.
1834 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1837 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
1838 returning NULL_TREE.
1839 (apply_late_template_attributes): Likewise.
1841 2018-02-26 Jakub Jelinek <jakub@redhat.com>
1844 * parser.c (cp_parser_omp_var_list_no_open): Only call
1845 cp_parser_lookup_name_simple on names satisfying identifier_p.
1846 (cp_parser_oacc_routine): Likewise.
1848 2018-02-26 Jason Merrill <jason@redhat.com>
1850 PR c++/84551 - ICE with concepts and -g.
1851 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
1853 2018-02-26 Marek Polacek <polacek@redhat.com>
1856 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
1859 2018-02-26 Jason Merrill <jason@redhat.com>
1861 PR c++/84447 - ICE with deleted inherited ctor with default arg.
1862 * call.c (build_over_call): Handle deleted functions in one place.
1864 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1867 * decl.c (redeclaration_error_message): Don't try to use
1868 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
1870 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
1872 * lambda.c (build_capture_proxy): Define static.
1873 * cp-tree.h (build_capture_proxy): Remove.
1875 2018-02-26 Marek Polacek <polacek@redhat.com>
1878 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
1879 if name is error node.
1881 2018-02-25 Jason Merrill <jason@redhat.com>
1883 PR c++/84015 - ICE with class deduction and auto template parm.
1884 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
1886 2018-02-24 Marek Polacek <polacek@redhat.com>
1889 * constexpr.c (maybe_constant_init_1): New function.
1890 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
1891 (cxx_constant_init): New function.
1892 * cp-tree.h (cxx_constant_init): Declare.
1893 * typeck2.c (store_init_value): Call cxx_constant_init instead of
1894 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
1896 2018-02-22 Jason Merrill <jason@redhat.com>
1898 PR c++/70468 - ICE with constructor delegation via typedef.
1899 * pt.c (tsubst_initializer_list): Check for other mem-initializers
1900 with constructor delegation.
1902 2018-02-22 Jason Merrill <jason@redhat.com>
1904 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
1905 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
1908 2018-02-22 Marek Polacek <polacek@redhat.com>
1911 * parser.c (cp_parser_braced_list): Use require_open instead of
1914 2018-02-21 Jason Merrill <jason@redhat.com>
1916 PR c++/84454 - ICE with pack expansion in signature.
1917 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
1919 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
1921 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
1924 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
1927 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
1930 2018-02-20 Jakub Jelinek <jakub@redhat.com>
1933 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
1934 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
1937 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
1938 returns error_mark_node, return it immediately.
1939 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
1940 error_mark_node, return error_mark_node.
1943 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
1944 function_depth to avoid GC during finish_lambda_function.
1946 2018-02-19 Jason Merrill <jason@redhat.com>
1948 PR c++/84429 - ICE capturing VLA.
1949 * lambda.c (build_capture_proxy): Handle reference refs.
1951 2018-02-19 Jakub Jelinek <jakub@redhat.com>
1954 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
1955 either operand is error_mark_node, set current.lhs to that instead of
1956 creating a binary op with error_mark_node operands.
1959 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
1961 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
1964 * decl.c (grokdeclarator): Early return error_mark_node upon
1965 ill-formed friend declaration.
1967 2018-02-16 Marek Polacek <polacek@redhat.com>
1968 Jakub Jelinek <jakub@redhat.com>
1971 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
1972 set *jump_target to anything if jump_target is NULL.
1974 2018-02-16 Jason Merrill <jason@redhat.com>
1976 PR c++/84151 - unnecessary volatile load with static member.
1977 * call.c (build_new_method_call_1): Avoid loading from a volatile
1978 lvalue used as the object argument for a static member function.
1980 PR c++/81853 - using-directive and constexpr.
1981 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
1983 PR c++/84420 - ICE with structured binding in lambda.
1984 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
1986 PR c++/83835 - C++17 error with constructor ctors.
1987 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
1989 PR c++/82664 - ICE with reference to function template parm.
1990 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
1993 PR c++/82764 - C++17 ICE with empty base
1994 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
1996 2018-02-16 Jason Merrill <jason@redhat.com>
1998 PR c++/84421 - type-dependent if constexpr
1999 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
2001 2018-02-16 Nathan Sidwell <nathan@acm.org>
2003 Deprecate -ffriend-injection.
2004 * decl.c (cxx_init_decl_processing): Emit warning on option.
2005 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
2008 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
2011 * decl.c (check_special_function_return_type): Reject template
2012 template parameter in deduction guide.
2014 2018-02-16 Nathan Sidwell <nathan@acm.org>
2017 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
2019 2018-02-15 Jason Merrill <jason@redhat.com>
2021 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
2022 * call.c (convert_like_real): Don't use the copy-list-initialization
2023 shortcut for ck_base.
2025 PR c++/84045 - ICE with typedef and noexcept.
2026 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
2028 PR c++/84376 - ICE with omitted template arguments.
2029 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
2031 PR c++/84368 - wrong error with local variable in variadic lambda.
2032 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
2033 local_specializations.
2035 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
2038 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
2041 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
2044 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
2047 2018-02-14 Nathan Sidwell <nathan@acm.org>
2049 * decl2.c (mark_vtable_entries): Set input_location to decl's.
2050 (c_parse_final_cleanups): Restore input_location after emitting
2053 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
2055 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
2056 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
2057 auto_deduction_context, tree, int): Add defaults.
2058 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
2059 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
2060 tsubst_flags_t argument.
2061 * init.c (build_new): Likewise.
2063 2018-02-13 Jakub Jelinek <jakub@redhat.com>
2066 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
2067 about return other than *this in assignment operators if
2068 retval is type dependent expression.
2070 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
2073 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
2074 save_expr for the G++ extension.
2076 2018-02-13 Jason Merrill <jason@redhat.com>
2078 PR c++/84080 - ICE with return type deduction and specialization.
2079 * pt.c (determine_specialization): Check uses_template_parms.
2081 Fix more variadic capture issues.
2082 * pt.c (find_parameter_packs_r): Also look at explicit captures.
2083 (check_for_bare_parameter_packs): Check current_class_type for
2085 (extract_locals_r): Handle seeing a full instantiation of a pack.
2086 (tsubst_pack_expansion): Likewise. Force lambda capture.
2087 * parser.c (cp_parser_lambda_introducer): Don't
2088 check_for_bare_parameter_packs.
2090 PR c++/84338 - wrong variadic sizeof.
2091 * pt.c (argument_pack_select_arg): Like the macro, but look through
2093 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
2094 (extract_fnparm_pack): Do make_pack_expansion.
2095 (extract_locals_r): Do strip a pack expansion.
2096 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
2098 2018-02-12 Jakub Jelinek <jakub@redhat.com>
2101 * parser.c (cp_parser_binary_expression): Use build_min instead of
2102 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
2104 2018-02-12 Nathan Sidwell <nathan@acm.org>
2107 * parser.c (cp_parser_decltype): Push and pop
2108 deferring_access_checks. Reorganize to avoid goto.
2110 2018-02-12 Richard Biener <rguenther@suse.de>
2113 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
2114 uniform constructors and delay allocating them fully.
2116 2018-02-09 Jason Merrill <jason@redhat.com>
2118 PR c++/84036 - ICE with variadic capture.
2119 Handle variadic capture proxies more like non-variadic.
2120 * lambda.c (build_capture_proxy): Remove workaround.
2121 * pt.c (find_parameter_packs_r): The proxy is a pack.
2122 (instantiate_class_template_1): Remove dead lambda code.
2123 (extract_fnparm_pack): Don't make_pack_expansion.
2124 (extract_locals_r): Don't strip a pack expansion.
2125 (tsubst_pack_expansion): Handle proxy packs. Use
2126 PACK_EXPANSION_EXTRA_ARGS less.
2127 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
2128 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
2129 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
2130 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
2131 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
2133 2018-02-10 Jakub Jelinek <jakub@redhat.com>
2136 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
2138 2018-02-09 Jason Merrill <jason@redhat.com>
2140 PR c++/81917 - ICE with void_t and partial specialization.
2141 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
2142 calling most_specialized_partial_spec.
2144 2018-02-09 Nathan Sidwell <nathan@acm.org>
2147 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
2148 Pass expr location to strict_aliasing_warning.
2150 2018-02-09 Jason Merrill <jason@redhat.com>
2152 PR c++/84296 - ICE with qualified-id in template.
2154 * pt.c (unknown_base_ref_p): New.
2155 (instantiation_dependent_scope_ref_p): Use it instead of
2156 any_dependent_bases_p.
2158 2018-02-09 Marek Polacek <polacek@redhat.com>
2159 Jakub Jelinek <jakub@redhat.com>
2162 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
2163 fold_indirect_ref_1, including poly_*int64. Verify first that
2164 tree_fits_poly_int64_p (op01). Formatting fixes.
2166 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2168 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
2169 * lambda.c (build_capture_proxy): Likewise.
2170 * search.c (field_access_p): Likewise.
2171 * semantics.c (omp_clause_decl, omp_privatize_field,
2172 finish_omp_clauses): Likewise.
2174 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2177 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
2178 case of nullptr too.
2180 2018-02-08 Nathan Sidwell <nathan@acm.org>
2182 * class.c (finish_struct): Fix std:initializer_list diagnostic
2185 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
2188 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
2190 2018-02-07 Jakub Jelinek <jakub@redhat.com>
2193 * parser.c (cp_parser_dot_deref_incomplete): New function.
2194 (cp_parser_postfix_dot_deref_expression): Use it.
2196 2018-02-07 David Malcolm <dmalcolm@redhat.com>
2200 * name-lookup.c (suggest_rid_p): New function.
2201 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
2204 2018-02-07 Jason Merrill <jason@redhat.com>
2206 PR c++/84182 - ICE with captured lambda
2208 * pt.c (extract_locals_r, extract_local_specs): New.
2209 (tsubst_pack_expansion): Use them.
2211 2018-02-07 Martin Liska <mliska@suse.cz>
2214 * class.c (add_method): Append argument value.
2215 * cp-tree.h (maybe_version_functions): Add new argument.
2216 * decl.c (decls_match): Call it if a declaration does not
2217 have DECL_FUNCTION_VERSIONED.
2218 (maybe_version_functions): record argument is added.
2220 2018-02-05 Marek Polacek <polacek@redhat.com>
2222 * class.c: Remove unused global variables.
2223 (build_primary_vtable): Don't gather statistics.
2224 (print_class_statistics): Remove.
2225 * cp-tree.h (print_class_statistics): Remove.
2226 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
2228 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
2230 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
2231 * constexpr.c (cx_check_missing_mem_inits): Likewise.
2232 * decl.c (next_initializable_field, find_decomp_class_base,
2233 cp_finish_decomp): Likewise.
2234 * typeck2.c (process_init_constructor_record): Likewise.
2236 2018-02-02 Jason Merrill <jason@redhat.com>
2238 PR c++/84181 - ICE with lambda parm in template argument.
2239 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
2241 2018-02-01 Jason Merrill <jason@redhat.com>
2243 PR c++/84160 - ICE with nested variadic capture.
2244 * lambda.c (is_capture_proxy_with_ref): New.
2245 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
2247 * expr.c (mark_use): Use is_capture_proxy_with_ref.
2248 * constexpr.c (potential_constant_expression_1): Likewise.
2249 * semantics.c (process_outer_var_ref): Likewise.
2251 2018-02-01 Marek Polacek <polacek@redhat.com>
2254 * typeck.c (build_address): Relax the assert when
2255 processing_template_decl.
2257 2018-02-01 Jason Merrill <jason@redhat.com>
2259 PR c++/84126 - ICE with variadic generic lambda
2262 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
2263 PACK_EXPANSION_EXTRA_ARGS.
2265 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
2268 * call.c (convert_like_real): If w're initializing from {} explicitly
2269 call abstract_virtuals_error_sfinae.
2271 2018-01-31 Jason Merrill <jason@redhat.com>
2272 Jakub Jelinek <jakub@redhat.com>
2275 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
2276 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
2279 2018-01-31 Jakub Jelinek <jakub@redhat.com>
2282 * constexpr.c (diag_array_subscript): Emit different diagnostics
2283 if TYPE_DOMAIN (arraytype) is NULL.
2284 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
2285 with NULL TYPE_DOMAIN use size_zero_node as nelts.
2287 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
2290 * semantics.c (finish_qualified_id_expr): When handling an
2291 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
2293 2018-01-31 Marek Polacek <polacek@redhat.com>
2296 * cp-gimplify.c (cp_fold): Check if X is an error node before
2297 calling useless_type_conversion_p.
2299 2018-01-30 Jason Merrill <jason@redhat.com>
2301 PR c++/84091 - ICE with local class in lambda in template.
2302 * decl2.c (determine_visibility): Look for outer containing template
2305 PR c++/84098 - ICE with lambda in template NSDMI.
2306 * pt.c (instantiate_class_template_1): Ignore more lambdas.
2308 2018-01-29 Jason Merrill <jason@redhat.com>
2310 PR c++/68810 - wrong location for reinterpret_cast error.
2311 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
2314 2018-01-29 Marek Polacek <polacek@redhat.com>
2317 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
2318 => fooarray[1] in offset_int.
2320 2018-01-29 Jason Merrill <jason@redhat.com>
2322 PR c++/83942 - wrong unused warning with static_cast.
2323 * cvt.c (ocp_convert): Call mark_rvalue_use.
2325 2018-01-26 Jason Merrill <jason@redhat.com>
2327 PR c++/83956 - wrong dtor error with anonymous union
2328 * method.c (walk_field_subobs): Variant members only affect
2330 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
2332 PR c++/84036 - ICE with variadic capture.
2334 * pt.c (tsubst_pack_expansion): When optimizing a simple
2335 substitution, pull a single pack expansion out of its pack.
2337 PR c++/82514 - ICE with local class in generic lambda.
2338 * pt.c (regenerated_lambda_fn_p): Remove.
2339 (enclosing_instantiation_of): Don't use it.
2340 (tsubst_function_decl): Call enclosing_instantiation_of.
2342 * pt.c (lookup_template_class_1): Add sanity check.
2343 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
2345 2018-01-25 Jakub Jelinek <jakub@redhat.com>
2348 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
2349 recursive calls that return ret.
2350 (cp_finish_decomp): Ignore unnamed bitfields.
2352 2018-01-23 Jason Merrill <jason@redhat.com>
2354 PR c++/82249 - wrong mismatched pack length error.
2355 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
2356 unsubstituted function parameter pack.
2358 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
2361 * decl.c (check_for_uninitialized_const_var): Not static; add
2362 bool and tsubst_flags_t parameters; adjust to be used both in
2363 constexpr context and not.
2364 * constexpr.c (potential_constant_expression_1): Use the above.
2365 * cp-tree.h (check_for_uninitialized_const_var): Declare.
2367 2018-01-23 Jason Merrill <jason@redhat.com>
2369 PR c++/83947 - ICE with auto declarations.
2370 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
2371 * decl.c (undeduced_auto_decl): Limit to vars and fns.
2373 2018-01-23 David Malcolm <dmalcolm@redhat.com>
2376 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
2377 for pointer to member function types.
2379 2018-01-23 Jakub Jelinek <jakub@redhat.com>
2382 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
2383 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
2385 2018-01-23 Nathan Sidwell <nathan@acm.org>
2388 * pt.c (tsubst_baselink): Remove optype assert.
2389 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
2391 2018-01-23 Jakub Jelinek <jakub@redhat.com>
2394 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
2395 refers to incomplete type.
2397 2018-01-23 Nathan Sidwell <nathan@acm.org>
2399 Deprecate ARM-era for scope handling
2400 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
2401 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
2403 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
2405 * semantics.c (begin_for_scope): Flag_new_for_scope is
2407 (finish_for_stmt, begin_range_for_stmt): Likewise.
2409 2018-01-22 Jason Merrill <jason@redhat.com>
2412 * decl2.c (determine_visibility): Fix template_decl handling
2413 instead of blocking it.
2415 PR c++/83720 - ICE with lambda and LTO.
2416 * decl2.c (determine_visibility): Clear template_decl for
2417 function-scope decls. Propagate anonymous linkage from containing
2420 2018-01-22 Marek Polacek <polacek@redhat.com>
2423 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
2426 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
2429 * decl.c (grokdeclarator): Don't diagnose extra parens
2432 2018-01-19 Jakub Jelinek <jakub@redhat.com>
2435 * call.c (joust): Use TREE_TYPE (source) if source is
2436 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
2439 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
2440 for direct enum init.
2441 * decl.c (reshape_init): Likewise.
2443 2018-01-19 Marek Polacek <polacek@redhat.com>
2445 * constexpr.c (fold_simple): Simplify.
2447 2018-01-18 Jason Merrill <jason@redhat.com>
2450 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
2451 * pt.c (instantiation_dependent_scope_ref_p): True if
2452 any_dependent_bases_p.
2454 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
2456 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
2457 vs DECL_NONTRIVIALLY_INITIALIZED_P).
2459 2018-01-18 Jason Merrill <jason@redhat.com>
2461 PR c++/82461 - constexpr list-initialized member
2462 * constexpr.c (potential_constant_expression_1): Check
2463 TARGET_EXPR_DIRECT_INIT_P.
2465 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
2468 * decl.c (xref_basetypes): Early return upon error about derived
2471 2018-01-18 Nathan Sidwell <nathan@acm.org>
2474 * cp-tree.h (mark_use): Declare.
2475 * expr.c (mark_use): Make extern.
2476 * call.c (direct_reference_binding): Set inner conv's
2477 rvaluedness_matches_p, if it is an identity.
2478 (convert_like_real): Mark lvalue or rvalue use for identity as
2479 rvaledness_matches_p demands.
2481 2018-01-18 Jakub Jelinek <jakub@redhat.com>
2484 * parser.c (attr_chainon): New function.
2485 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
2486 cp_parser_namespace_definition, cp_parser_init_declarator,
2487 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
2488 cp_parser_gnu_attributes_opt): Use it.
2489 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
2490 cp_parser_objc_struct_declaration): Likewise. Don't reset
2491 prefix_attributes if attributes is error_mark_node.
2493 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2496 * decl.c (grokdeclarator): Do not append the error_mark_node
2497 due to an erroneous optional attribute-specifier-seq.
2499 2018-01-17 Jakub Jelinek <jakub@redhat.com>
2502 * cp-gimplify.c (cp_maybe_instrument_return): Handle
2505 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2508 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
2509 error_mark_node when we give an error.
2510 * decl.c (cp_finish_decl): Use the latter.
2512 2018-01-17 Nathan Sidwell <nathan@acm.org>
2515 * init.c (build_raw_new_expr): Scan list for lookups to keep.
2517 2018-01-17 David Malcolm <dmalcolm@redhat.com>
2520 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
2521 the C++ part. If processing a template, call
2522 fold_non_dependent_expr rather than fully folding.
2524 2018-01-17 Jason Merrill <jason@redhat.com>
2526 PR c++/81067 - redundant NULL warning.
2527 * call.c (convert_like_real): Restore null_node handling.
2529 2018-01-17 Jason Merrill <jason@redhat.com>
2531 PR c++/81843 - ICE with variadic member template.
2533 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
2536 2018-01-17 David Malcolm <dmalcolm@redhat.com>
2539 * pt.c (type_dependent_expression_p): Strip any location wrapper
2540 before testing tree codes.
2541 (selftest::test_type_dependent_expression_p): New function.
2542 (selftest::cp_pt_c_tests): Call it.
2544 2018-01-17 Nathan Sidwell <nathan@acm.org>
2547 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
2548 this not a final instantiation.
2550 2018-01-16 Jason Merrill <jason@redhat.com>
2552 PR c++/83714 - ICE checking return in template.
2553 * typeck.c (check_return_expr): Call build_non_dependent_expr.
2555 2018-01-16 Jakub Jelinek <jakub@redhat.com>
2558 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
2559 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
2560 instead of CALL_FROM_THUNK_P.
2563 * name-lookup.c (member_vec_dedup): Return early if len is 0.
2564 (resort_type_member_vec, set_class_bindings,
2565 insert_late_enum_def_bindings): Use vec qsort method instead of
2566 calling qsort directly.
2568 2018-01-15 Martin Sebor <msebor@redhat.com>
2571 * class.c (find_flexarrays): Make a record of multiple flexible array
2574 2018-01-12 Jason Merrill <jason@redhat.com>
2576 PR c++/83186 - ICE with static_cast of list-initialized temporary.
2577 * typeck.c (build_static_cast): Use build_non_dependent_expr.
2579 2018-01-12 Nathan Sidwell <nathan@acm.org>
2581 * cp-tree.h (mark_rvalue_use): Add parm name.
2582 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
2584 * call.c (convert_like_real): Fix formatting.
2586 2018-01-11 Jason Merrill <jason@redhat.com>
2588 PR c++/82728 - wrong -Wunused-but-set-variable
2591 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
2592 * decl.c (case_conversion): Likewise.
2593 * semantics.c (finish_static_assert): Call
2594 perform_implicit_conversion_flags.
2596 2018-01-11 Nathan Sidwell <nathan@acm.org>
2598 * method.c (enum mangling_flags): Delete long-dead enum.
2600 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2602 * parser.c (cp_parser_std_attribute_spec): When
2603 token_pair::require_open / require_close return false simply
2604 return error_mark_node, avoid duplicate cp_parser_error about
2605 expected '(' / ')', respectively.
2607 2018-01-10 David Malcolm <dmalcolm@redhat.com>
2610 * call.c (null_ptr_cst_p): Strip location wrappers when
2611 converting from '0' to a pointer type in C++11 onwards.
2612 (conversion_null_warnings): Replace comparison with null_node with
2613 call to null_node_p.
2614 (build_over_call): Likewise.
2615 * cp-gimplify.c (cp_fold): Remove the early bailout when
2616 processing_template_decl.
2617 * cp-lang.c (selftest::run_cp_tests): Call
2618 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
2619 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
2620 (selftest::run_cp_tests): Move decl to bottom of file.
2621 (null_node_p): New inline function.
2622 (selftest::cp_pt_c_tests): New decl.
2623 (selftest::cp_tree_c_tests): New decl.
2624 * cvt.c (build_expr_type_conversion): Replace comparison with
2625 null_node with call to null_node_p.
2626 * error.c (args_to_string): Likewise.
2627 * except.c (build_throw): Likewise.
2628 * mangle.c (write_expression): Skip location wrapper nodes.
2629 * parser.c (literal_integer_zerop): New function.
2630 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
2631 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
2632 param of cp_parser_parenthesized_expression_list. When calling
2633 warn_for_memset, replace integer_zerop calls with
2634 literal_integer_zerop, eliminating the double logical negation
2635 cast to bool. Eliminate the special-casing for CONST_DECL in
2636 favor of the fold_for_warn within warn_for_memset.
2637 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
2638 param, defaulting to false. Convert "expr" to a cp_expr, and call
2639 maybe_add_location_wrapper on it when wrap_locations_p is true.
2640 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
2641 the result for RID_ALIGNOF and RID_SIZEOF.
2642 (cp_parser_builtin_offsetof): Likewise.
2643 * pt.c: Include "selftest.h".
2644 (tsubst_copy): Handle location wrappers.
2645 (tsubst_copy_and_build): Likewise.
2646 (build_non_dependent_expr): Likewise.
2647 (selftest::test_build_non_dependent_expr): New function.
2648 (selftest::cp_pt_c_tests): New function.
2649 * tree.c: Include "selftest.h".
2650 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
2651 (selftest::test_lvalue_kind): New function.
2652 (selftest::cp_tree_c_tests): New function.
2653 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
2654 (cp_build_binary_op): Replace comparison with null_node with call
2656 (build_address): Use location of operand when building address
2659 2018-01-10 Marek Polacek <polacek@redhat.com>
2662 * call.c (build_conditional_expr_1): Check complain before warning.
2663 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
2664 -Wduplicated-branches.
2666 2018-01-10 Jakub Jelinek <jakub@redhat.com>
2669 * call.c (maybe_warn_class_memaccess): Add forward declaration.
2670 Change last argument from tree * to const vec<tree, va_gc> *, adjust
2671 args uses and check number of operands too. Don't strip away any
2672 nops. Use maybe_constant_value when looking for INTEGER_CST args.
2673 Deal with src argument not having pointer type. Check
2674 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
2676 (build_over_call): Call maybe_warn_class_memaccess here on the
2678 (build_cxx_call): Rather than here on converted arguments.
2680 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
2683 * init.c (build_vec_init): Avoid building an INIT_EXPR with
2684 error_mark_node as second argument.
2686 2018-01-09 Jakub Jelinek <jakub@redhat.com>
2689 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
2690 in STATEMENT_LIST. Remove unneeded assert.
2692 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
2693 Alan Hayward <alan.hayward@arm.com>
2694 David Sherwood <david.sherwood@arm.com>
2696 * constexpr.c (cxx_eval_array_reference): Handle polynomial
2698 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
2699 * call.c (build_conditional_expr_1): Likewise.
2700 * decl.c (cp_finish_decomp): Likewise.
2701 * mangle.c (write_type): Likewise.
2702 * typeck.c (structural_comptypes): Likewise.
2703 (cp_build_binary_op): Likewise.
2704 * typeck2.c (process_init_constructor_array): Likewise.
2706 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2709 * typeck.c (build_static_cast_1): For static casts to reference types,
2710 call build_base_path with flag_delete_null_pointer_checks as nonnull
2711 instead of always false. When -fsanitize=null, call
2712 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
2713 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
2714 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
2716 2018-01-03 Nathan Sidwell <nathan@acm.org>
2719 * method.c (make_alias_for): Copy DECL_CONTEXT.
2721 2018-01-03 Marek Polacek <polacek@redhat.com>
2724 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
2726 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2728 PR preprocessor/83602
2729 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
2733 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
2734 error_mark_node, return error_mark_node.
2736 Update copyright years.
2738 2018-01-02 Jakub Jelinek <jakub@redhat.com>
2741 * tree.c (replace_placeholders_r): Pass NULL as last argument to
2742 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
2743 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
2744 to false and return.
2745 (replace_placeholders): Pass NULL instead of &pset as last argument
2748 2018-01-02 Nathan Sidwell <nathan@acm.org>
2750 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
2753 Copyright (C) 2018 Free Software Foundation, Inc.
2755 Copying and distribution of this file, with or without modification,
2756 are permitted in any medium without royalty provided the copyright
2757 notice and this notice are preserved.