2015-04-20 Ilya Verbin * parser.c (cp_parser_omp_target_update): Add missed %> to error_at (). 2015-04-12 Jakub Jelinek PR c++/65736 * constexpr.c (cxx_eval_pointer_plus_expression): Don't fold for VLAs, don't fold if op01 isn't divisible by TYPE_SIZE_UNIT. Convert the expression to the original type at the end. 2015-04-09 Jakub Jelinek PR c++/65690 * tree.c (cp_build_qualified_type_real): Copy TYPE_ALIGN and TYPE_USER_ALIGN. PR c++/65690 * tree.c (build_cplus_array_type): Layout type before variants are set, but copy over TYPE_SIZE and TYPE_SIZE_UNIT from the main variant. 2015-04-03 Paolo Carlini PR c++/64085 * lambda.c (add_capture): Use dependent_type_p for capture by reference too. 2015-04-02 Marek Polacek PR c++/65642 * constexpr.c (cxx_eval_pointer_plus_expression): Call cxx_eval_constant_expression on the first operand. 2015-04-01 Jason Merrill PR c++/65625 * decl.c (make_typename_type): Handle seeing a variable template. 2015-04-01 Paolo Carlini PR c++/56100 * pt.c (instantiating_current_function_p): New. * name-lookup.c (pushdecl_maybe_friend_1): Use it. * cp-tree.h (instantiating_current_function_p): Declare. 2015-04-01 Jason Merrill PR c++/65646 * decl.c (grokvardecl): Don't call check_explicit_specialization for non-template members of a class template. 2015-04-01 Marek Polacek PR c++/65554 * class.c (finish_struct): Require that the second field of a user-defined initializer_list be of size type. 2015-03-31 Marek Polacek PR c++/65390 * tree.c (build_cplus_array_type): Use dependent_type_p rather than checking for constness. 2015-03-30 Marek Polacek PR c++/65398 * constexpr.c (cxx_fold_indirect_ref): Don't perform the *(&A[i] p+ j) => A[i + j] transformation here. (cxx_eval_pointer_plus_expression): New function. (cxx_eval_constant_expression): Use it here. 2015-03-27 Tobias Burnus PR c/65586 * parser.c (cp_parser_omp_for, cp_parser_omp_parallel, cp_parser_omp_distribute, cp_parser_omp_teams, cp_parser_omp_target, cp_parser_omp_declare): Don't show error for skipped omp pragmas with -fopenmp-simd. 2015-03-27 Marek Polacek PR c++/65556 * semantics.c (finish_switch_cond): If the unlowered type is not an enum, use the type of the condition. 2015-03-27 Jason Merrill PR c++/65509 * decl.c (make_rtl_for_nonlocal_decl): Don't defer static constants. 2015-03-26 Mikhail Maltsev PR c++/65154 * init.c (build_vec_init): Fix initializing aggregates with empty init list. 2015-03-26 Jason Merrill PR c++/65525 * constexpr.c (potential_constant_expression_1): Handle MEM_REF. 2015-03-25 Marek Polacek PR c++/65558 * name-lookup.c (handle_namespace_attrs): Ignore abi_tag attribute on an anonymous namespace. 2015-03-25 Marek Polacek PR c++/61670 * class.c (remove_zero_width_bit_fields): Check for null DECL_SIZE. 2015-03-24 Jason Merrill PR c++/65046 * cp-tree.h (NAMESPACE_IS_INLINE): Remove. * parser.c (cp_parser_namespace_definition): Don't set it. * name-lookup.c (handle_namespace_attrs): Check DECL_NAMESPACE_ASSOCIATIONS instead. PR c++/65498 * pt.c (get_mostly_instantiated_function_type): Just return the type of the partially instantiated template in DECL_TI_TEMPLATE. 2015-03-20 Marek Polacek PR c++/65398 * constexpr.c (cxx_fold_indirect_ref): Transform *(&A[i] p+ j) into A[i + j]. 2015-03-20 Marek Polacek PR c++/65072 * typeck.c (lookup_anon_field): Make sure we're dealing with the main variant. 2015-03-19 Jason Merrill PR c++/65046 Automatically propagate ABI tags to variables and functions from their (return) type. * class.c (check_tag): Handle variables and functions. (mark_or_check_attr_tags): Split out from find_abi_tags_r. (mark_or_check_tags): Likewise. (mark_abi_tags): Use it. Rename from mark_type_abi_tags. (check_abi_tags): Add single argument overload for decls. Handle inheriting tags for decls. * mangle.c (write_mangled_name): Call it. (mangle_return_type_p): Split out from write_encoding. (unmangled_name_p): Split out from write_mangled_name. (write_mangled_name): Ignore abi_tag on namespace. * cp-tree.h (NAMESPACE_IS_INLINE): Replace NAMESPACE_ABI_TAG. * parser.c (cp_parser_namespace_definition): Set it. * name-lookup.c (handle_namespace_attrs): Use arguments. Warn about abi_tag attribute on non-inline namespace. * tree.c (check_abi_tag_args): Split out from handle_abi_tag_attribute. (handle_abi_tag_attribute): Allow tags on variables. 2015-03-19 Jakub Jelinek * decl2.c (cplus_decl_attributes): Also add "omp declare target" attribute for DECL_EXTERNAL VAR_DECLs. 2015-03-18 Paolo Carlini PR c++/65340 * call.c (build_over_call): Pass the tsubst_flags_t argument to mark_used. * decl2.c (mark_used): Inline the require_deduced_type call and guard the error call. 2015-03-16 Jason Merrill PR c++/65061 * parser.c (cp_parser_template_name): Call strip_using_decl. 2015-03-16 Marek Polacek DR 1688 PR c++/65327 * decl.c (grokdeclarator): Allow volatile and constexpr together. 2015-03-12 Paolo Carlini PR c++/65323 * decl.c (check_default_argument): Don't call maybe_warn_zero_as_null_pointer_constant. 2015-03-11 Aldy Hernandez * cp-gimplify.c (simple_empty_class_p): New. * cp-gimplify.c (cp_gimplify_expr): Handle RETURN_EXPR. Abstract the code for empty class copies into simple_empty_class_p, and adapt it to handle COMPOUND_EXPRs. 2015-03-10 Paolo Carlini PR c++/65370 * decl.c (duplicate_decls): Call check_redeclaration_no_default_args only if the location of newdecl doesn't match the location of olddecl. 2015-03-10 Jakub Jelinek PR c++/65127 * parser.c (parsing_nsdmi): Don't return true if current_class_ptr is not a PARM_DECL. 2015-03-10 Jason Merrill PR c++/65333 DR 1558 * pt.c (dependent_type_p_r): Check both class and alias template args. 2015-03-10 Jakub Jelinek PR c/65120 * parser.c (cp_parser_binary_expression): Check for tcc_comparison before preparing arguments to warn_logical_not_parentheses. Use maybe_constant_value on rhs. 2015-03-09 Jason Merrill PR c++/65339 * call.c: Don't call maybe_resolve_dummy when calling a constructor. 2015-03-09 Jakub Jelinek PR c/65120 * parser.c (cp_parser_binary_expression): Don't warn for !!x == y or !b == y where b is bool. 2015-03-06 Aldy Hernandez * ptree.c (cxx_print_lambda_node): New. (cxx_print_xnode): Handle LAMBDA_EXPR. 2015-03-03 Aldy Hernandez PR c++/65295 * constexpr.c (cxx_eval_constant_expression): Remove assert in RESULT_DECL handling. 2015-02-26 Marek Polacek PR c++/65202 * constexpr.c (cxx_eval_constant_expression): Don't evaluate a RETURN_EXPR if its operand is null. 2015-02-25 Jason Merrill PR c++/65209 * decl2.c (constrain_visibility) [VISIBILITY_ANON]: Clear DECL_COMDAT. (constrain_visibility_for_template): Handle reference arguments. PR debug/58315 * decl.c (start_preparsed_function): Use create_artificial_label for cdtor_label. 2015-02-17 Paolo Carlini Jakub Jelinek PR c++/65075 * constexpr.c (check_constexpr_bind_expr_vars): Allow implicit typedefs for lambda types. 2015-02-13 Paolo Carlini PR c++/60894 * decl.c (lookup_and_check_tag): Use strip_using_decl. 2015-02-13 Jason Merrill PR c++/65054 * pt.c (template_args_equal): Look through conversions here. * tree.c (cp_tree_equal): Not here. 2015-02-13 Paolo Carlini PR c++/60211 * parser.c (cp_parser_pragma): Diagnose PRAGMA_IVDEP at pragma_external context. 2015-02-13 Jason Merrill PR c++/65051 * call.c (reference_binding): Don't look for bad conversion if TO is incomplete. 2015-02-13 Paolo Carlini PR c++/64970 * decl.c (make_typename_type): Pass tsubst_flags_t argument to lookup_template_class. 2015-02-13 Jakub Jelinek PR ipa/65034 * decl.c (start_preparsed_function): Use void_type_node instead of NULL_TREE as LABEL_DECL type. 2015-02-12 Jason Merrill PR c++/64898 * mangle.c (write_mangled_name): Fix test for variable template instantiation. * decl.c (begin_destructor_body): Condition clobber on -flifetime-dse. 2015-02-12 Andrea Azzarone PR c++/64959 * parser.c (lookup_literal_operator): Return all candidates. (cp_parser_userdef_char_literal): Simplify error handling. (cp_parser_userdef_numeric_literal): Pass tf_warning_or_error. (cp_parser_userdef_string_literal): Pass tf_warning_or_error. Also give higher priority to standard string UDL operator. 2015-02-12 Jakub Jelinek PR debug/55541 * cp-tree.h (BLOCK_OUTER_CURLY_BRACE_P): Define. * decl.c (poplevel): If functionbody, try not to create an extra BLOCK for function body and use subblocks as that, if it is non-NULL and doesn't have siblings. Set BLOCK_OUTER_CURLY_BRACE_P flag. (outer_curly_brace_block): Use BLOCK_OUTER_CURLY_BRACE_P flag. PR sanitizer/64984 * except.c (check_noexcept_r): Return NULL for internal calls. 2015-02-10 Jason Merrill PR c++/64994 * constexpr.c (cxx_eval_call_expression): Walk the clone list. 2015-02-10 Jan Hubicka PR ipa/64982 * method.c (use_thunk): Do not check for stdarg thunks. 2015-02-06 Jason Merrill PR c++/64899 * init.c (build_vec_init): Handle default-initialized array with constexpr default constructor. 2015-02-04 Jakub Jelinek PR c/64824 PR c/64868 * parser.c (cp_parser_omp_atomic): Handle RDIV_EXPR. 2015-02-03 Paolo Carlini PR c++/64877 * typeck.c (cp_build_binary_op): Avoid spurious -Waddress warnings for generated expressions. 2015-02-02 Ville Voutilainen PR c++/64901 * decl.c (duplicate_decls): Also duplicate DECL_FINAL_P and DECL_OVERRIDE_P. 2015-02-02 Jason Merrill * tree.c (handle_abi_tag_attribute): Diagnose invalid arguments. 2015-01-30 Joseph Myers * class.c, except.c, parser.c, pt.c: All callers of fatal_error changed to pass input_location as first argument. 2015-01-29 Jakub Jelinek PR c++/64717 * cp-ubsan.c (cp_ubsan_instrument_vptr): Don't wrap vptr into SAVE_EXPR. 2015-01-29 Jason Merrill PR c++/49508 * semantics.c (finish_return_stmt): Suppress -Wreturn-type on erroneous return statement. PR c++/64521 * repo.c (repo_emit_p): It's OK for a clone to be extern at this point. 2015-01-27 Caroline Tice Committing VTV Cywin/Ming patch for Patrick Wollgast * vtable-class-hierarchy.cc (vtv_generate_init_routine): Add check for not TARGET_PECOFF at the VTV_PREINIT_PRIORITY checks. 2015-01-27 Jason Merrill PR c++/58597 * lambda.c (maybe_add_lambda_conv_op): Check cfun rather than current_function_decl. PR c++/63889 * pt.c (finish_template_variable): Move from semantics.c. Handle multiple template arg levels. Handle coercion here. (lookup_template_variable): Not here. 2015-01-23 Jason Merrill PR c++/64314 PR c++/57510 * typeck2.c (split_nonconstant_init_1): Remove a sub-CONSTRUCTOR that has been completely split out. PR c++/64701 * constexpr.c (cxx_eval_constant_expression): Don't crash on C++ statement codes. PR c++/64727 * constexpr.c (cxx_eval_constant_expression): Allow for lvalue use of CONST_DECL. 2015-01-21 Jason Merrill PR c++/64603 * constexpr.c (cxx_eval_constant_expression): Only shortcut constant CONSTRUCTORs. PR c++/64647 * constexpr.c (ensure_literal_type_for_constexpr_object): Don't give a hard error in a template instantiation. 2015-01-21 Richard Biener PR middle-end/64313 * decl.c (duplicate_decls): Call set_builtin_decl_declared_p for builtins the user declared correctly. 2015-01-16 Paolo Carlini PR c++/58614 * pt.c (unify): When BRACE_ENCLOSED_INITIALIZER_P (arg), handle TREE_TYPE (elt) == error_mark_node. 2015-01-15 Jan Hubicka PR tree-optimization/62053 * tree.c (build_cplus_array_type): Layout type after variants are set. 2015-01-15 Jakub Jelinek * cp-gimplify.c (cp_genericize_r): Call cp_ubsan_maybe_instrument_member_call for member calls. (cp_ubsan_check_member_access_r): New function. (cp_genericize_tree): Call cp_ubsan_instrument_member_accesses. * cp-tree.h (cp_ubsan_maybe_instrument_member_call, cp_ubsan_instrument_member_accesses, cp_ubsan_maybe_instrument_downcast, cp_ubsan_maybe_instrument_cast_to_vbase): New prototypes. * cp-ubsan.c: New file. * Make-lang.in (CXX_AND_OBJCXX_OBJS): Add cp/cp-ubsan.o. * constexpr.c (cxx_eval_call_expression): Return void_node for IFN_UBSAN_VPTR. (potential_constant_expression_1): Return true for UBSAN_NULL, UBSAN_BOUNDS and UBSAN_VPTR internal calls. * typeck.c (build_class_member_access_expr): Provide locus for COMPONENT_REFs. (build_static_cast_1): Instrument downcasts. * class.c (build_base_path): For -fsanitize=vptr and !fixed_type_p add ubsan instrumentation for virtual_access. * call.c: Include internal-fn.h. (set_flags_from_callee): Handle internal calls. 2015-01-15 Momchil Velikov PR c++/59366 * name-lookup.c (pushdecl_maybe_friend_1): Hide friend functions and function templates, declared only in the class. * decl.c (duplicate_decls): Reveal hidden friend functions or function templates, if they are redeclared outside the class. 2015-01-15 Jason Merrill PR c++/64356 * constexpr.c (cxx_eval_binary_expression): Fix pasto. PR c++/63283 * constexpr.c (potential_constant_expression_1): Handle reference args in templates. 2015-01-15 Thomas Schwinge James Norris Cesar Philippidis Ilmir Usmanov Jakub Jelinek * parser.c: Include "gomp-constants.h". (cp_parser_omp_clause_map): Use enum gomp_map_kind instead of enum omp_clause_map_kind. Use GOMP_MAP_* instead of OMP_CLAUSE_MAP_*. Use OMP_CLAUSE_SET_MAP_KIND. (cp_parser_omp_construct, cp_parser_pragma): Handle PRAGMA_OACC_CACHE, PRAGMA_OACC_DATA, PRAGMA_OACC_ENTER_DATA, PRAGMA_OACC_EXIT_DATA, PRAGMA_OACC_KERNELS, PRAGMA_OACC_PARALLEL, PRAGMA_OACC_LOOP, PRAGMA_OACC_UPDATE, PRAGMA_OACC_WAIT. (cp_parser_omp_clause_name): Handle "async", "copy", "copyout", "create", "delete", "deviceptr", "host", "num_gangs", "num_workers", "present", "present_or_copy", "pcopy", "present_or_copyin", "pcopyin", "present_or_copyout", "pcopyout", "present_or_create", "pcreate", "vector_length", "wait". (OACC_DATA_CLAUSE_MASK, OACC_ENTER_DATA_CLAUSE_MASK) (OACC_EXIT_DATA_CLAUSE_MASK, OACC_KERNELS_CLAUSE_MASK) (OACC_LOOP_CLAUSE_MASK, OACC_PARALLEL_CLAUSE_MASK) (OACC_UPDATE_CLAUSE_MASK, OACC_WAIT_CLAUSE_MASK): New macros. (cp_parser_omp_var_list_no_open): Handle OMP_CLAUSE__CACHE_. (cp_parser_oacc_data_clause, cp_parser_oacc_data_clause_deviceptr) (cp_parser_oacc_clause_vector_length, cp_parser_oacc_wait_list) (cp_parser_oacc_clause_wait, cp_parser_omp_clause_num_gangs) (cp_parser_omp_clause_num_workers, cp_parser_oacc_clause_async) (cp_parser_oacc_all_clauses, cp_parser_oacc_cache) (cp_parser_oacc_data, cp_parser_oacc_enter_exit_data) (cp_parser_oacc_kernels, cp_parser_oacc_loop) (cp_parser_oacc_parallel, cp_parser_oacc_update) (cp_parser_oacc_wait): New functions. * cp-tree.h (finish_oacc_data, finish_oacc_kernels) (finish_oacc_parallel): New prototypes. * semantics.c: Include "gomp-constants.h". (handle_omp_array_sections): Handle GOMP_MAP_FORCE_DEVICEPTR. Use GOMP_MAP_* instead of OMP_CLAUSE_MAP_*. Use OMP_CLAUSE_SET_MAP_KIND. (finish_omp_clauses): Handle OMP_CLAUSE_ASYNC, OMP_CLAUSE_VECTOR_LENGTH, OMP_CLAUSE_WAIT, OMP_CLAUSE__CACHE_. Use GOMP_MAP_* instead of OMP_CLAUSE_MAP_*. (finish_oacc_data, finish_oacc_kernels, finish_oacc_parallel): New functions. 2015-01-14 Paolo Carlini PR c++/58671 * decl2.c (var_defined_without_dynamic_init): Handle gracefully self-initialization. 2015-01-13 Jason Merrill PR c++/64356 PR libstdc++/58777 * constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT pointer expressions. (cxx_eval_increment_expression): Likewise. PR c++/64514 * pt.c (coerce_template_parameter_pack): Return NULL for a zero-length fixed parameter pack with a pack expansion arg. PR c++/64520 * pt.c (unify): Don't try to deduce to std::initializer_list. 2015-01-12 Jason Merrill PR c++/64547 * constexpr.c (cxx_eval_call_expression): A call to a void function doesn't need to return a value. 2015-01-09 Michael Collison * call.c: Include hash-set.h, machmode.h, vec.h, double-int.h, input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and inchash.h due to flattening of tree.h. * class.c: Ditto. * constexpr.c: Ditto. * cp-array-notation.c: Ditto. * cp-gimplify.c: Ditto. * cp-lang.c: Ditto. * cp-objcp-common.c: Ditto. * cvt.c: Ditto. * decl2.c: Ditto. * decl.c: Ditto. * dump.c: Ditto. * error.c: Ditto. * except.c: Ditto. * expr.c: Ditto. * friend.c: Ditto. * init.c: Ditto. * lambda.c: Ditto. * lex.c: Ditto. * mangle.c: Ditto. * name-lookup.c: Ditto. * optimize.c: Ditto. * parser.c: Ditto. * pt.c: Ditto. * ptree.c: Ditto. * repo.c: Ditto. * rtti.c: Ditto. * search.c: Ditto. * semantics.c: Ditto. * tree.c: Ditto. * typeck2.c: Ditto. * typeck.c: Ditto. 2015-01-08 Jason Merrill * cp-gimplify.c (cp_genericize): Use do_ubsan_in_current_function. * decl.c (compute_array_index_type): Likewise. * init.c (build_vec_init): Likewise. * typeck.c (cp_build_binary_op): Likewise. 2015-01-08 Jason Merrill * init.c (build_vec_init): Call ubsan_instrument_bounds to check whether an initializer-list is too big for a VLA. (throw_bad_array_length): Remove. * cp-tree.h: Remove prototype. 2015-01-08 Paolo Carlini PR c++/60753 * decl.c (grokfndecl): Add bool parameter. (grokdeclarator): Adjust calls. (start_decl): Don't set DECL_DELETED_FN here. 2015-01-06 Jason Merrill * parser.c (cp_parser_nested_name_specifier_opt): Diagnose invalid template-ids. PR c++/64455 * pt.c (type_dependent_expression_p): Handle variable templates. * constexpr.c (potential_constant_expression_1): Use it. PR c++/64487 * semantics.c (finish_offsetof): Handle templates here. * parser.c (cp_parser_builtin_offsetof): Not here. PR c++/64496 * semantics.c (process_outer_var_ref): Diagnose lambda in local class NSDMI. 2015-01-06 Ville Voutilainen PR c++/64489 * class.c (check_field_decls): Make copy assignment operators complex only in c++98 mode. 2015-01-05 Trevor Saunders PR c++/31397 * class.c (check_for_override): Warn when a virtual function is an override not marked override. 2015-01-05 Trevor Saunders * class.c (warn_hidden): Use auto_vec instead of tree_list to hold base_fndecls. (get_basefndecls): Adjust. 2015-01-05 Jakub Jelinek Update copyright years. 2015-01-05 Marek Polacek PR c/64423 * typeck.c (cp_build_array_ref): Pass loc down to warn_array_subscript_with_type_char. Copyright (C) 2015 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved.