2014-12-31 Iain Sandoe * parser.c (cp_parser_primary_expression): If parsing an objective-c++ message expression fails, see if a lambda is present. (cp_parser_objc_message_receiver): Don't assume that, if a message receiver expression fails, it is a hard error. 2014-12-25 Jason Merrill * pt.c (check_default_tmpl_args): Uses the parameter source location in the diagnostic. (convert_template_argument): Just return if parm is error_mark_node. PR c++/63522 * parser.c (cp_parser_type_parameter): Call check_for_bare_parameter_packs on default argument. 2014-12-24 Paolo Carlini PR c++/63985 * parser.c (cp_parser_init_declarator): Add location_t* parameter. (cp_parser_simple_declaration): Provide proper diagnostic for multiple declarations and initializers in range-based for loops. (cp_parser_single_declaration): Adjust call. 2014-12-20 Jason Merrill PR c++/64359 * pt.c (iterative_hash_template_arg): Hash alias specializations differently from their TYPE_CANONICAL. (alias_template_specialization_p): Optimize. (template_args_equal): Optimize alias handling. (dependent_alias_template_spec_p): Only check innermost args. 2014-12-19 Kai Tietz PR c++/61198 * pt.c (most_general_template): Don't break for template-alias. 2014-12-18 Jason Merrill PR c++/64105 * parser.c (cp_parser_simple_type_specifier): Make auto parameter before -std=c++14 an error. PR c++/64352 * pt.c (tsubst_copy_and_build): Pass complain to mark_used. PR c++/64251 * decl2.c (mark_used): Don't mark if in_template_function. 2014-12-18 Paolo Carlini PR c++/60955 * pt.c (struct warning_sentinel): Move it... * cp-tree.h: ... here. * semantics.c (force_paren_expr): Use it. 2014-12-17 Jason Merrill PR c++/64333 * constexpr.c (cxx_bind_parameters_in_call): non_constant_args parm. (cxx_eval_call_expression): Don't cache calls with non-constant args. (cxx_eval_constant_expression) [COMPOUND_EXPR]: Pass true for lval. (cxx_eval_unary_expression, cxx_eval_binary_expression) (cxx_eval_conditional_expression): Pass false for lval. * constexpr.c: Change "addr" parm names to "lval". * constexpr.c: Tweak comments and formatting. 2014-12-16 Paolo Carlini PR c++/58650 * parser.c (cp_parser_member_declaration): Fix error recovery for initialized non-static data member declared friend. 2014-12-15 Jan Hubicka * decl2.c (decl_needed_p): When not optimizing, do not consider external decls as needed. 2014-12-15 Jason Merrill PR c++/64297 * typeck.c (apply_memfn_quals): Correct wrong TYPE_CANONICAL. N3778: Sized Deallocation * call.c (non_placement_deallocation_fn_p): A global sized operator delete is not a usual deallocation function until C++14. (build_op_delete_call): Choose the global sized op delete if we know the size. * cp-tree.h: Declare non_placement_deallocation_fn_p. (enum cp_tree_index): Remove CPTI_GLOBAL_DELETE_FNDECL. (global_delete_fndecl): Remove. * decl.c (cxx_init_decl_processing): Also declare sized op deletes. (grok_op_properties): Warn about sized dealloc without the flag. * init.c (build_builtin_delete_call): Remove. (build_vec_delete_1, build_delete): Don't call it. * decl2.c (maybe_warn_sized_delete): New. (cp_write_global_declarations): Call it. 2014-12-15 Paolo Carlini PR c++/58882 * decl.c (check_array_designated_initializer): Diagnose gracefully C99 designators which aren't integral constant-expressions; allow constexpr user-defined type conversion operators. 2014-12-12 Paolo Carlini PR c++/59628 * semantics.c (finish_omp_reduction_clause): Early return true if DECL_SAVED_TREE (id) is NULL_TREE. 2014-12-12 Jason Merrill N3922 * pt.c (do_auto_deduction): In direct-init context, { x } deduces from x. * cp-tree.h (NAMESPACE_ABI_TAG): New. * name-lookup.c (handle_namespace_attrs): Set it. * class.c (check_tag): Split out from find_abi_tags_r. (find_abi_tags_r): Also check namespace tags. (mark_type_abi_tags): Also mark namespace tags. 2014-12-12 Kai Tietz PR c++/63996 * constexpr.c (cxx_eval_loop_expr): Don't loop endless on none-constant expression. 2014-12-12 Jason Merrill PR c++/61402 * lambda.c (add_capture): Don't pass a dependent type to variably_modified_type_p. 2014-12-11 Jason Merrill Remove N3639 "array of runtime length" from -std=c++14. * decl.c (compute_array_index_type): VLAs are not part of C++14. (create_array_type_for_decl, grokdeclarator): Likewise. * lambda.c (add_capture): Likewise. * pt.c (tsubst): Likewise. * rtti.c (get_tinfo_decl): Likewise. * semantics.c (finish_decltype_type): Likewise. * typeck.c (cxx_sizeof_or_alignof_type): Likewise. (cp_build_addr_expr_1): Likewise. * init.c (build_vec_init): Don't throw bad_array_length. PR c++/64248 Revert: * parser.c (cp_parser_unqualified_id): Handle __func__ here. (cp_parser_primary_expression): Not here. PR c++/57510 * typeck2.c (split_nonconstant_init_1): Handle arrays here. (store_init_value): Not here. (split_nonconstant_init): Look through TARGET_EXPR. No longer static. * cp-tree.h: Declare split_nonconstant_init. * call.c (set_up_extended_ref_temp): Use split_nonconstant_init. 2014-12-11 Paolo Carlini * typeck.c (maybe_warn_about_useless_cast): Remove unnecessary conditional. 2014-12-10 Kai Tietz PR c++/64127 * parser.c (cp_parser_diagnose_invalid_type_name): Check id for being an identifier before accessing it. PR c++/64100 * typeck.c (lookup_destructor): Handle incomplete type. 2014-12-09 Jason Merrill PR c++/64129 * decl.c (grokdeclarator): Recover from variable template specialization declared as function. PR c++/64222 * parser.c (cp_parser_unqualified_id): Don't declare fname while parsing function parms. 2014-12-03 Jason Merrill PR c++/64029 * decl.c (grok_reference_init): Complete array type. PR c++/64080 * constexpr.c (cxx_eval_store_expression): Handle non-decl store targets. 2014-12-03 Paolo Carlini PR c++/63558 * decl.c (identify_goto): Return a bool if diagnostic is emitted. (check_previous_goto_1): Consistently emit permerror + inform. (check_goto): Likewise. 2014-12-03 Richard Biener * constexpr.c (cxx_eval_builtin_function_call): Use fold_build_call_array_loc. 2014-12-02 Marek Polacek * constexpr.c (cxx_eval_check_shift_p): New function. (cxx_eval_binary_expression): Call it. Set NON_CONSTANT_P if it returns true. 2014-12-01 Paolo Carlini PR c++/60859 * decl.c (reshape_init_r): Do not reject value-initialization of scalar array element. 2014-12-01 Marek Polacek PR sanitizer/63956 * constexpr.c: Include ubsan.h. (cxx_eval_call_expression): Bail out for IFN_UBSAN_{NULL,BOUNDS} internal functions and for ubsan builtins. * error.c: Include internal-fn.h. (dump_expr): Add printing of internal functions. 2014-12-01 Marek Polacek * constexpr.c (literal_type_p): Return true for void type in C++14. 2014-12-01 Paolo Carlini PR c++/60845 * typeck.c (finish_class_member_access_expr): Use %q#T instead of %qD in error message. 2014-11-29 Jakub Jelinek * cp-gimplify.c (cxx_omp_clause_apply_fn): Remove NULL last argument from create_tmp_var calls. 2014-11-28 Marek Polacek PR c/63862 * typeck.c (cp_build_binary_op) : Don't convert the right operand to integer type. 2014-11-27 Kai Tietz PR c++/63904 * constexpr.c (cxx_eval_vec_init_1): Avoid type-overflow issue. 2014-11-26 Jason Merrill Allow partial specialization of variable templates. * cp-tree.h (TINFO_USED_TEMPLATE_ID): New. * decl.c (duplicate_decls): Copy it. * error.c (dump_decl) [TEMPLATE_ID_EXPR]: Handle variables. * parser.c (cp_parser_decltype_expr): Do call finish_id_expression on template-ids. * pt.c (register_specialization): Remember variable template insts. (instantiate_template_1): Find the matching partial specialization. (check_explicit_specialization): Allow variable partial specialization. (process_partial_specialization): Likewise. (push_template_decl_real): Likewise. (more_specialized_partial_spec): Rename from more_specialized_class. (most_specialized_partial_spec): Rename from most_specialized_class. (get_partial_spec_bindings): Rename from get_class_bindings. 2014-11-26 Paolo Carlini PR c++/63757 * call.c (standard_conversion): Do not require expr to be non-null when NULLPTR_TYPE_P (from) is true. 2014-11-26 Jason Merrill * constexpr.c (cxx_eval_constant_expression) [SAVE_EXPR]: Avoid multiple evaluation. * constexpr.c (cxx_eval_call_expression): Don't talk about flowing off the end if we're already non-constant. 2014-11-26 Ville Voutilainen Diagnose string constant conversion to char* in c++11 and above as forbidden, not deprecated. * typeck.c (string_conv_p): Do a pedwarn in c++11 and above, change the diagnostic for the Wwrite-strings case for c++11 and above. 2014-11-24 Jason Merrill * pt.c (lookup_template_variable): Always unknown_type_node. 2014-11-25 Paolo Carlini PR c++/63786 * parser.c (cp_parser_label_for_labeled_statement): Check the case with check_for_bare_parameter_packs. 2014-11-24 Jonathan Wakely Paolo Carlini PR c++/63203 * decl.c (initialize_local_var): Add -Winit-self warning for references initialized with themselves. 2014-11-24 Jason Merrill PR c++/63942 * mangle.c (mangle_decl): If we aren't going to create a symbol alias, don't build the alias DECL either. 2014-11-24 Paolo Carlini PR c++/63905 * cp-tree.h (lang_decl_fn): Remove constructor_attr, destructor_attr. 2014-11-21 Jason Merrill PR c++/63657 PR c++/38958 * call.c (set_up_extended_ref_temp): Set TREE_USED on the reference if the temporary has a non-trivial destructor. * decl.c (poplevel): Don't look through references. PR c++/63942 * name-lookup.c (supplement_binding_1): Override a mangling alias. * mangle.c (maybe_remove_implicit_alias): New. (mangle_decl): Always avoid creating conflicting alias. * cp-tree.h: Adjust. PR c++/63849 * mangle.c (decl_mangling_context): Use template_type_parameter_p. PR c++/63588 * pt.c (uses_template_parms): Handle null argument. 2014-11-21 Jakub Jelinek PR target/63764 * typeck.c (cp_build_array_ref): Adjust convert_vector_to_pointer_for_subscript caller. If it returns true, call non_lvalue_loc on the result. 2014-11-20 Jason Merrill PR c++/63658 * pt.c (convert_nontype_argument): Call convert_from_reference. (check_instantiated_arg): Don't be confused by reference refs. (unify): Look through reference refs on the arg, too. * mangle.c (write_template_arg): Look through reference refs. * error.c (dump_expr): Avoid printing (*&i) for references. 2014-11-20 Ville Voutilainen PR c++/63959 * tree.c (trivially_copyable_p): Check for CP_TYPE_VOLATILE_P. 2014-11-20 Trevor Saunders * cp-objcp-common.c: Use hash_table instead of htab. 2014-11-19 Jason Merrill PR c++/56041 * cp-tree.h (struct processing_template_decl_sentinel): New. * pt.c (instantiate_non_dependent_expr_internal): Split out from... (instantiate_non_dependent_expr_sfinae): Here. (convert_nontype_argument): Use them. * constexpr.c (fold_non_dependent_expr): Use them. PR c++/63885 * constexpr.c (cxx_eval_constant_expression) [PARM_DECL]: Don't complain yet about a reference. [TARGET_EXPR]: Handle TARGET_EXPR with addr == true. [ADDR_EXPR]: Make sure we don't take the address of a CONSTRUCTOR. (cxx_bind_parameters_in_call): In the new scheme addr is always false. * typeck.c (build_address): Don't take the address of a CONSTRUCTOR. PR c++/57979 * init.c (decl_really_constant_value): Rename from integral_constant_value. (scalar_constant_value): Similar but limited to scalar results. (decl_constant_value_safe): Remove. (constant_value_1): Respect return_aggregate_cst_ok_p. * typeck.c (decay_conversion): Use scalar_constant_value. * call.c (convert_like_real): Likewise. * cvt.c (ocp_convert): No need to check CLASS_TYPE_P. * typeck.c (decay_conversion): Or ARRAY_TYPE. * constexpr.c (struct constexpr_ctx): Add strict field. (cxx_eval_constant_expression) [VAR_DECL]: Use it to select between decl_constant_value and decl_really_constant_value. (cxx_eval_outermost_constant_expr): Add strict parm. (maybe_constant_init): Not strict. (potential_constant_expression_1): Add strict parm. Shorten most internal calls with RECUR macro. * cp-tree.h, pt.c, semantics.c: Adjust. 2014-11-19 Jason Merrill PR c++/63928 * constexpr.c (cxx_eval_store_expression): Return init, not *valp. 2014-11-19 Paolo Carlini PR c++/55425 * constexpr.c (constexpr_fn_retval): Accept __func__, __FUNCTION__, and __PRETTY_FUNCTION__. 2014-11-18 Jason Merrill PR c++/63924 * constexpr.c (cxx_eval_constant_expression) [PARM_DECL]: A load from a variable of empty class type is constant. * constexpr.c (cxx_eval_statement_list): Handle statement-expressions. (potential_constant_expression_1): Handle STMT_EXPR. * constexpr.c (cxx_eval_constant_expression): Give jump_target a default argument. (lots): Omit NULL jump_target arguments. * constexpr.c (struct constexpr_ctx): Add quiet field. (cxx_eval_outermost_constant_expr, is_sub_constant_expr): Set it. (lots): Replace allow_non_constant parameter with ctx->quiet. PR c++/63940 * constexpr.c (cxx_eval_binary_expression): Don't assume the expression was already folded. (cxx_eval_unary_expression): Likewise. 2014-11-18 Marc Glisse PR libstdc++/43622 * rtti.c (emit_support_tinfos): Handle __float128. 2014-11-18 Jason Merrill PR c++/63925 * constexpr.c (cxx_eval_increment_expression): Use POINTER_PLUS_EXPR. PR c++/63934 * constexpr.c (cxx_eval_call_expression): Check DECL_CONSTRUCTOR_P rather than VOID_TYPE_P. * pt.c (instantiate_template_1): Use tsubst_aggr_type for context. PR c++/58102 * typeck2.c (store_init_value): Set it. * cp-tree.h (CONSTRUCTOR_MUTABLE_POISON): New. * constexpr.c (cxx_eval_outermost_constant_expr): Check it. 2014-11-17 Jason Merrill PR c++/33911 * call.c (build_call_a): Don't warn_deprecated_use here. (build_over_call): Or here. * decl2.c (mark_used): Do it here. (is_late_template_attribute): Attribute deprecated is not deferred. (cplus_decl_attributes): Propagate TREE_DEPRECATED out to the template. * parser.c (cp_parser_template_name): Warn about deprecated template. (cp_parser_template_argument): Likewise. PR c++/50473 * decl.c (cp_finish_decl): Don't try to process a non-dependent constant initializer for a reference. * pt.c (value_dependent_expression_p): A reference is always dependent. * call.c (extend_ref_init_temps_1): Also clear TREE_SIDE_EFFECTS on any NOP_EXPRs. Handle C++14 constexpr flow control. * constexpr.c (cxx_eval_loop_expr, cxx_eval_switch_expr): New. (cxx_eval_statement_list): New. (cxx_eval_constant_expression): Handle LABEL_EXPR, CASE_LABEL_EXPR, GOTO_EXPR, LOOP_EXPR, SWITCH_EXPR. Handle jump semantics of RETURN_EXPR. (many functions): Add jump_target parameter. (returns, breaks, continues, switches, label_matches): New. * cp-tree.h (LABEL_DECL_BREAK, LABEL_DECL_CONTINUE): New. * cp-gimplify.c (begin_bc_block): Set them. * cp-gimplify.c (genericize_cp_loop): Use LOOP_EXPR. (genericize_for_stmt): Handle null statement-list. * constexpr.c (use_new_call): Always use new call handling. C++14 constexpr support (minus loops and multiple returns) * constexpr.c (use_new_call): New macro. (build_data_member_initialization): Ignore non-mem-inits. (check_constexpr_bind_expr_vars): Remove C++14 checks. (constexpr_fn_retval): Likewise. (check_constexpr_ctor_body): Do nothing in C++14. (massage_constexpr_body): In C++14 only collect mem-inits. (get_function_named_in_call): Handle null CALL_EXPR_FN. (cxx_bind_parameters_in_call): Build bindings in same order as parameters. Don't treat iniviref parms specially in new call mode. (cxx_eval_call_expression): If use_new_call, do constexpr expansion based on DECL_SAVED_TREE rather than the massaged constexpr body. Set up ctx->object from AGGR_INIT_EXPR_SLOT if we don't have one. (is_sub_constant_expr): Don't mess with ctx.ctor here. (cxx_eval_component_reference): A null element means we're mid- initialization. (cxx_eval_store_expression, cxx_eval_increment_expression): New. (cxx_eval_constant_expression): Handle RESULT_DECL, DECL_EXPR, MODIFY_EXPR, STATEMENT_LIST, BIND_EXPR, USING_STMT, PREINCREMENT_EXPR, POSTINCREMENT_EXPR, PREDECREMENT_EXPR, POSTDECREMENT_EXPR. Don't look into DECL_INITIAL of variables in constexpr functions. In new-call mode find parms in the values table. (potential_constant_expression_1): Handle null CALL_EXPR_FN. Handle STATEMENT_LIST, MODIFY_EXPR, MODOP_EXPR, IF_STMT, PREINCREMENT_EXPR, POSTINCREMENT_EXPR, PREDECREMENT_EXPR, POSTDECREMENT_EXPR, BIND_EXPR, WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR, MUST_NOT_THROW_EXPR, TRY_CATCH_EXPR, EH_SPEC_BLOCK, EXPR_STMT, DECL_EXPR, CASE_LABEL_EXPR, BREAK_STMT, CONTINUE_STMT, USING_STMT, IF_STMT, DO_STMT, FOR_STMT, WHILE_STMT, SWITCH_STMT, ASM_EXPR. (cxx_eval_vec_init_1): Call build_aggr_init_expr. (cxx_eval_indirect_ref): Don't return a CONSTRUCTOR when the caller wants an lvalue. (cxx_eval_outermost_constant_expr): Pull object out of AGGR_INIT_EXPR. (maybe_constant_init): Look through INIT_EXPR. (ensure_literal_type_for_constexpr_object): Set cp_function_chain->invalid_constexpr. * cp-tree.h (struct language_function): Add invalid_constexpr bitfield. * decl.c (start_decl): Set cp_function_chain->invalid_constexpr. (check_for_uninitialized_const_var): Likewise. (maybe_save_function_definition): Check it. * parser.c (cp_parser_jump_statement): Set cp_function_chain->invalid_constexpr. (cp_parser_asm_definition): Likewise. PR c++/52282 * decl.c (build_ptrmemfunc_type): Don't build a different RECORD_TYPE for a qualified PMF. * cp-tree.h (TYPE_PTRMEMFUNC_FN_TYPE): Merge cv-quals. (TYPE_PTRMEMFUNC_FN_TYPE_RAW): New. * decl2.c (cplus_decl_attributes): Use TYPE_PTRMEMFUNC_FN_TYPE_RAW. * tree.c (cp_walk_subtrees): Likewise. (cp_build_qualified_type_real): Remove special PMF handling. 2014-11-15 Jason Merrill * parser.c (cp_parser_omp_declare_reduction_exprs): A block is not an expression. * constexpr.c (cxx_eval_builtin_function_call): Use fold_builtin_call_array. * constexpr.c (cx_check_missing_mem_inits): Clarify error message. 2014-11-14 Paolo Carlini * semantics.c (end_maybe_infinite_loop): Use fold_non_dependent_expr. * parser.c (cp_parser_omp_clause_collapse): Likewise. (cp_parser_enumerator_definition): Don't call instantiate_non_dependent_expr... * decl.c (build_enumerator): ... call fold_non_dependent_expr here. * typeck2.c (massage_init_elt): Use fold_non_dependent_expr. * constexpr.c (maybe_constant_value): Allow VIEW_CONVERT_EXPR in the final gcc_assert. * constexpr.c (fold_non_dependent_expr): Add. * cp-tree.h (fold_non_dependent_expr): Declare it. * call.c (null_ptr_cst_p): Use it. * pt.c (tsubst_copy_and_build, build_non_dependent_expr): Likewise. * semantics.c (begin_maybe_infinite_loop): Likewise. * typeck.c (cp_build_binary_op): Likewise. * typeck2.c (check_narrowing): Likewise. * pt.c (fold_non_dependent_expr): Rename to instantiate_non_dependent_expr. (fold_non_dependent_expr_sfinae): Rename to instantiate_non_dependent_expr_sfinae. (convert_nontype_argument, build_non_dependent_expr): Adjust. * decl.c (compute_array_index_type): Likewise. * parser.c (cp_parser_parenthesized_expression_list, cp_parser_enumerator_definition, cp_parser_omp_clause_collapse): Likewise. * semantics.c (end_maybe_infinite_loop, finish_static_assert): Likewise. * typeck.c (cxx_alignas_expr): Likewise. * typeck2.c (store_init_value, massage_init_elt): Likewise. * call.c: Adjust comments. * class.c: Likewise. * constexpr.c: Likewise. * decl2.c: Likewise. * tree.c: Likewise. 2014-11-14 Jonathan Wakely * mangle.c (find_substitution): Look for abi_tag on class templates. 2014-11-13 Bernd Schmidt Thomas Schwinge Ilya Verbin Andrey Turetskiy * Make-lang.in (c++.install-common): Do not install for the offload compiler. 2014-11-13 Kai Tietz * cp-tree.h (cp_build_function_call): Remove prototype. (cp_build_addr_expr_strict): Likewise. (build_typed_address): Likewise. * typeck.c (build_typed_address): Removed. (cp_build_addr_expr_strict): Make static. (cp_build_function_call): Likewise. 2014-11-12 Paolo Carlini DR 1510 PR c++/60420 * cp-tree.h (struct cp_decl_specifier_seq): Add decltype_p bool field. * decl.c (grokdeclarator): Use it. * parser.c (cp_parser_simple_type_specifier): Likewise. * pt.c (tsubst, case DECLTYPE_TYPE): Use tf_ignore_bad_quals. 2014-11-11 Paolo Carlini PR c++/63265 * pt.c (tsubst_copy_and_build, case COND_EXPR): Maybe fold to constant the condition. 2014-11-10 Andi Kleen * semantics.c (finish_goto_stmt): Call check_no_cilk. (finish_while_stmt_cond): Dito. (finish_do_stmt): Dito. (finish_for_cond): Dito. (finish_switch_cond): Dito. 2014-11-10 Paolo Carlini * typeck.c (cp_build_binary_op): Use OPT_Wshift_count_negative and OPT_Wshift_count_overflow in the warnings. 2014-11-09 Jason Merrill DR 799 * typeck.c (build_reinterpret_cast_1): reinterpret_cast to the same scalar type is an rvalue. DR 2007 * call.c (build_new_op_1): Don't do non-class lookup for =, -> or []. 2014-11-07 Jason Merrill DR 1558 * pt.c (dependent_alias_template_spec_p): New. (dependent_type_p_r): Handle dependent alias template specialization. (template_args_equal): A dependent alias template specializations is not equal to its underlying type as a template argument. * tree.c (strip_typedefs): Don't strip a dependent alias template-id. * parser.c (cp_parser_unqualified_id): Handle __func__ here. (cp_parser_primary_expression): Not here. 2014-11-07 Thomas Preud'homme PR c++/63366 * decl.c (grokdeclarator): Fix __complex meaning __complex double. 2014-10-29 Richard Sandiford * constexpr.c: Remove redundant enum from machine_mode. 2014-10-28 Jason Merrill * constexpr.c (cxx_eval_outermost_constant_expr): Tweak. 2014-10-28 Andrew MacLeod * call.c: Adjust include files. * class.c: Ditto. * decl2.c: Ditto. * decl.c: Ditto. * lambda.c: Ditto. * mangle.c: Ditto. * method.c: Ditto. * optimize.c: Ditto. * parser.c: Ditto. * semantics.c: Ditto. * tree.c: Ditto. * vtable-class-hierarchy.c: Ditto. 2014-10-24 Jason Merrill Implement N3653 (Member initializers and aggregates) and fix references to 'this' in constexpr constructors. * class.c (check_field_decls): In C++14 an NSDMI does not make the class non-aggregate. * constexpr.c (struct constexpr_ctx): New. (cxx_bind_parameters_in_call): Handle 'this'. (cxx_eval_call_expression): Create new constexpr_ctx. (cxx_eval_component_reference): Check CONSTRUCTOR_NO_IMPLICIT_ZERO. (initialized_type, init_subob_ctx, verify_ctor_sanity): New. (cxx_eval_bare_aggregate): Use them. Build CONSTRUCTOR early. (cxx_eval_vec_init_1): Likewise. (cxx_eval_constant_expression) [PARM_DECL]: Allow 'this'. [TARGET_EXPR]: Build new constexpr_ctx. [PLACEHOLDER_EXPR]: New. (cxx_eval_outermost_constant_expr): Build new constexpr_ctx. Add object parameter. (is_sub_constant_expr): Build new constexpr_ctx. (potential_constant_expression_1): Handle PLACEHOLDER_EXPR. Allow 'this'. * cp-gimplify.c (cp_gimplify_init_expr): Call replace_placeholders. * cp-tree.h (CONSTRUCTOR_NO_IMPLICIT_ZERO): New. * error.c (dump_expr): Handle PLACEHOLDER_EXPR. * init.c (get_nsdmi): Generate PLACEHOLDER_EXPR. * tree.c (lvalue_kind): Handle PLACEHOLDER_EXPR. (build_ctor_subob_ref, replace_placeholders): New. * typeck2.c (store_init_value): Use replace_placeholders. (process_init_constructor_record): Make zero-init before NSDMI explicit. 2014-10-27 Andrew MacLeod * cp-gimplify.c: Adjust include files. 2014-10-26 Manuel López-Ibáñez PR c++/53061 * cp-objcp-common.c: Do not include new. (cxx_initialize_diagnostics): Move from here to ... * error.c (cxx_initialize_diagnostics): : ... here. Move diagnostics initialization here from init_error. (cxx_pp): Use a real pointer not a macro. (init_error): Just initialize cxx_pp. * cxx-pretty-print.c (cxx_pretty_printer::cxx_pretty_printer): Do not set maximum line length. 2014-10-23 Jonathan Wakely PR c++/63619 * decl2.c (delete_sanity): Use OPT_Wdelete_incomplete in warning. 2014-10-21 Paolo Carlini * parser.c (cp_parser_unary_expression): Add default arguments. (cp_parser_cast_expression, cp_parser_sizeof_operand, cp_parser_omp_atomic): Adjust. 2014-10-20 Jason Merrill PR c++/63601 * lambda.c (current_nonlambda_function): New. * semantics.c (finish_this_expr): Use it. * cp-tree.h: Declare it. 2014-10-17 Alan Modra PR middle-end/61848 * decl.c (merge_decls): Don't merge section name, comdat group or tls model to newdecl symtab node, instead merge to olddecl. Override existing olddecl section name. Set tls_model for all thread-local vars, not just OMP thread-private ones. Remove incorrect comment. 2014-10-16 Andrew MacLeod * cp-tree.h: Adjust include files. 2014-10-15 Jason Merrill PR c++/63528 * pt.c (lookup_template_variable): Call coerce_template_parms. 2014-10-15 Paolo Carlini * semantics.c (is_instantiation_of_constexpr, literal_type_p, ensure_literal_type_for_constexpr_object, constexpr_fundef_hasher::equal, constexpr_fundef_hasher::hash, retrieve_constexpr_fundef, is_valid_constexpr_fn, build_anon_member_initialization, build_data_member_initialization, check_constexpr_bind_expr_vars, check_constexpr_ctor_body_1, check_constexpr_ctor_body, sort_constexpr_mem_initializers, build_constexpr_constructor_member_initializers, constexpr_fn_retval, massage_constexpr_body, cx_check_missing_mem_inits, register_constexpr_fundef, explain_invalid_constexpr_fn, constexpr_call_hasher::hash, constexpr_call_hasher::equal, maybe_initialize_constexpr_call_table, get_function_named_in_call, get_nth_callarg, lookup_parameter_binding, cxx_eval_builtin_function_call, adjust_temp_type, cxx_bind_parameters_in_call, push_cx_call_context, pop_cx_call_context, cx_error_context, cxx_eval_call_expression, reduced_constant_expression_p, verify_constant, cxx_eval_unary_expression, cxx_eval_binary_expression, cxx_eval_conditional_expression, cxx_eval_array_reference, cxx_eval_component_reference, cxx_eval_bit_field_ref, cxx_eval_logical_expression, base_field_constructor_elt, cxx_eval_bare_aggregate, cxx_eval_vec_init_1, cxx_eval_vec_init, cxx_fold_indirect_ref, cxx_eval_indirect_ref, non_const_var_error, cxx_eval_trinary_expression, var_in_constexpr_fn, cxx_eval_constant_expression, cxx_eval_outermost_constant_expr, is_sub_constant_expr, cxx_constant_value, maybe_constant_value, maybe_constant_init, potential_constant_expression_1, potential_constant_expression, potential_rvalue_constant_expression, require_potential_constant_expression, require_potential_rvalue_constant_expression): Moved definitions... * constexpr.c: ... here, new file. * Make-lang.in: Update. * config-lang.in: Likewise. 2014-10-14 Jason Merrill PR c++/63455 * parser.c (struct saved_token_sentinel): New. (cp_parser_statement): Use it. (cp_parser_start_tentative_firewall): New. (cp_parser_end_tentative_firewall): New. (cp_parser_lambda_expression): Use them. (cp_parser_statement_expr): New. (cp_parser_primary_expression): Use it. 2014-10-14 DJ Delorie * typeck.c (cp_common_type): Check for all __intN types, not just __int128. * decl.c (grokdeclarator): Likewise. * rtti.c (emit_support_tinfos): Check for all __intN types, not just __int128. * parser.c (cp_lexer_next_token_is_decl_specifier_keyword): Check for all __intN types, not just __int128. (cp_parser_simple_type_specifier): Likewise. * mangle.c (integer_type_codes): Remove int128-specific codes. * cp-tree.h (cp_decl_specifier_seq): Add int_n_idx to store which __intN was specified. * lex.c (init_reswords): Reserve all __intN keywords. 2014-10-14 Marc Glisse * typeck.c (cp_build_unary_op) [TRUTH_NOT_EXPR]: Accept float vectors. 2014-10-13 H.J. Lu * mangle.c (mangle_conv_op_name_for_type): Cast elements to unsigned long. (print_template_statistics): Cast size and elements to long. 2014-10-12 Trevor Saunders * cp-gimplify.c, cp-tree.h, decl.c, mangle.c, name-lookup.c, pt.c, semantics.c, tree.c, typeck2.c: Use hash_table instead of hashtab. 2014-10-10 Jason Merrill PR c++/62115 * class.c (build_base_path): Preserve rvalueness. * call.c (convert_like_real) [ck_base]: Let convert_to_base handle &/*. * rtti.c (build_dynamic_cast_1): Call convert_to_reference later. PR c++/63194 * method.c (defaulted_late_check): Call maybe_instantiate_noexcept. * method.c (implicitly_declare_fn): Handle deleted lambda default ctor and copy assop here. * class.c (check_bases_and_members): Not here. (add_implicitly_declared_members): And don't set CLASSTYPE_LAZY_MOVE_ASSIGN. * semantics.c (finish_id_expression): Check for error_mark_node. 2014-10-09 Jason Merrill PR c++/63207 * semantics.c (outer_var_p): Non-static. (process_outer_var_ref): Split out from finish_id_expression. * pt.c (tsubst_copy_and_build): Call them. * cp-tree.h: Declare them. 2014-10-09 Paolo Carlini * semantics.c (check_constexpr_ctor_body_1): New. (check_constexpr_ctor_body): Use it; add bool parameter. (build_data_member_initialization): Handle BIND_EXPR and USING_STMT in the main conditional. (build_constexpr_constructor_member_initializers): Do not handle BIND_EXPR here. (constexpr_fn_retval): Handle BIND_EXPR in the switch. (massage_constexpr_body): Don't do it here. * parser.c (cp_parser_ctor_initializer_opt_and_function_body): Adjust check_constexpr_ctor_body call. (cp_parser_compound_statement): Do not pedwarn for compound-statement in constexpr function in C++14 mode. * cp-tree.h (check_constexpr_ctor_body): Update declaration. 2014-10-09 Jason Merrill PR c++/63309 * parser.c (cp_parser_class_head): push_template_decl for members of templates, too. PR c++/63415 * pt.c (value_dependent_expression_p) [CONSTRUCTOR]: Check the type. (iterative_hash_template_arg): Likewise. PR c++/63437 * cp-tree.h (REF_PARENTHESIZED_P): Also allow INDIRECT_REF. * semantics.c (force_paren_expr): And set it. * typeck.c (check_return_expr): And handle it. 2014-10-09 Marc Glisse * decl.c (grokdeclarator): constexpr only implies const in C++11. 2014-10-08 Jason Merrill PR c++/63405 * pt.c (tsubst_pack_expansion): Limit simple expansion to type packs. PR c++/63485 * tree.c (build_cplus_array_type): Look for a type with no typedef-name or attributes. * call.c (call_copy_ctor): New. (build_over_call): Use it to avoid infinite recursion on invalid code. 2014-10-07 Jason Merrill * tree.c (cp_tree_equal) [TRAIT_EXPR]: Use cp_tree_equal for type2. 2014-10-06 Edward Smith-Rowland <3dw4rd@verizon.net> * cp/parser.c: Allow [[deprecated]] for C++11. Issue a pedwarn. 2014-10-06 Paolo Carlini PR c++/55250 * semantics.c (check_constexpr_bind_expr_vars): New. (check_constexpr_ctor_body, massage_constexpr_body): Use it. (build_constexpr_constructor_member_initializers): Handle BIND_EXPR in the main conditional. 2014-10-02 Mark Wielaard PR debug/63239 * cp-objcp-common.h (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Define. (cp_function_decl_deleted_p): New prototype. * cp-objcp-common.c (cp_function_deleted_p): New function. 2014-10-03 Marc Glisse PR c++/54427 PR c++/57198 PR c++/58845 * typeck.c (cp_build_binary_op): save_expr after convert to save redundant operations. [TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR]: Handle vectors. (cp_build_unary_op) [TRUTH_NOT_EXPR]: Likewise. 2014-10-03 Jason Merrill * decl.c (start_decl): Complain about static/thread_local vars in constexpr function. (check_for_uninitialized_const_var): Also uninitialized vars. * parser.c (cp_parser_jump_statement): And gotos. (cp_parser_asm_operand_list): And asm. (cp_parser_try_block): And try. * semantics.c (ensure_literal_type_for_constexpr_object): And non-literal. * semantics.c (constexpr_fn_retval): Ignore declarations in C++14. (var_in_constexpr_fn): New. (cxx_eval_constant_expression): Look into DECL_INITIAL. (potential_constant_expression_1): Allow constexpr-local vars. PR c++/63362 * tree.c (strip_typedefs): Handle TREE_LIST. 2014-10-03 Paolo Carlini * parser.c (cp_parser_assignment_expression, cp_parser_constant_expression): Add default arguments. (cp_parser_primary_expression, cp_parser_postfix_open_square_expression, cp_parser_parenthesized_expression_list, cp_parser_question_colon_clause, cp_parser_expression, cp_parser_constant_expression, cp_parser_label_for_labeled_statement, cp_parser_static_assert, cp_parser_template_argument, cp_parser_enumerator_definition, cp_parser_member_declaration, cp_parser_constant_initializer, cp_parser_noexcept_specification_opt, cp_parser_throw_expression, cp_parser_std_attribute_spec, cp_parser_objc_message_args, cp_parser_objc_class_ivars, cp_parser_omp_clause_collapse, cp_parser_omp_clause_aligned, cp_parser_omp_clause_safelen, cp_parser_omp_clause_simdlen, cp_parser_omp_clause_dist_schedule, cp_parser_omp_for_incr, cp_parser_omp_for_loop_init, cp_parser_cilk_simd_vectorlength, cp_parser_cilk_simd_linear): Adjust. 2014-10-02 Paolo Carlini PR c++/53025 * cp-tree.h (struct saved_scope): Add noexcept_operand. (cp_noexcept_operand): Define. * call.c (build_over_call): Use it. * parser.c (cp_parser_unary_expression, [RID_NOEXCEPT]): Likewise. * pt.c (tsubst_copy_and_build, [NOEXCEPT_EXPR]): Likewise. 2014-10-01 Jason Merrill PR c++/63362 * method.c (constructible_expr): Handle value-init of non-class. * parser.c (cp_parser_trait_expr): Allow pack expansion. * pt.c (tsubst_copy_and_build): Handle pack expansion. PR c++/63362 * class.c (type_has_non_user_provided_default_constructor): Rename from type_has_user_provided_default_constructor, reverse sense. (default_init_uninitialized_part, explain_non_literal_class): Adjust. (check_bases_and_members): Set TYPE_HAS_COMPLEX_DFLT. * call.c (build_new_method_call_1): Adjust. * cp-tree.h: Adjust. * decl.c (grok_special_member_properties): Don't set TYPE_HAS_COMPLEX_DFLT. * init.c (build_value_init_noctor): Don't use type_has_user_provided_default_constructor. 2014-09-30 Jason Merrill * cp-tree.h (cp_trait_kind): Add CPTK_IS_TRIVIALLY_ASSIGNABLE and CPTK_IS_TRIVIALLY_CONSTRUCTIBLE. * cxx-pretty-print.c (pp_cxx_trait_expression): Likewise. * parser.c (cp_parser_primary_expression): Likewise. (cp_parser_trait_expr): Likewise. Handle variadic trait. * semantics.c (trait_expr_value): Likewise. (finish_trait_expr): Likewise. (check_trait_type): Handle variadic trait. Return bool. * method.c (build_stub_object): Add rvalue reference here. (locate_fn_flags): Not here. (check_nontriv, assignable_expr, constructible_expr): New. (is_trivially_xible): New. * cp-tree.h (cp_trait_kind): Add CPTK_IS_TRIVIALLY_COPYABLE. * cxx-pretty-print.c (pp_cxx_trait_expression): Likewise. * parser.c (cp_parser_primary_expression): Likewise. (cp_parser_trait_expr): Likewise. * semantics.c (trait_expr_value): Likewise. (finish_trait_expr): Likewise. * method.c (build_stub_object): Use CONVERT_EXPR. * tree.c (build_dummy_object): Likewise. (is_dummy_object): Adjust. * cp-tree.h (cp_trait_kind): Remove CPTK_IS_CONVERTIBLE_TO. * cxx-pretty-print.c (pp_cxx_trait_expression): Likewise. * semantics.c (trait_expr_value): Likewise. (finish_trait_expr): Likewise. * parser.c (cp_parser_primary_expression): Likewise. (cp_parser_trait_expr): Likewise. Remove redundant grokdeclarator. 2014-09-30 Manuel López-Ibáñez PR c++/16564 * error.c (print_instantiation_context): Delete. * typeck2.c (build_x_arrow): Record location when pushing template instantiation. * pt.c (push_tinst_level): Make it a wrapper around ... (push_tinst_level_loc): ... this. New function. Make excessive template instantiation depth a fatal error. Record location. Use bool as return type. (instantiate_pending_templates): Make excessive template instantiation depth a fatal error. (problematic_instantiation_changed): Use bool as return type. * cp-tree.h (print_instantiation_context): Delete. (push_tinst_level): Update declaration. (problematic_instantiation_changed): Likewise. (push_tinst_level_loc): New. 2014-09-29 Richard Biener * typeck.c (enum_cast_to_int): Use CONVERT_EXPR_P to check for conversions. 2014-09-26 Jason Merrill * mangle.c (find_substitution): Use write_abi_tags. 2014-09-25 Marek Polacek PR c++/61945 * class.c (warn_hidden): Check for FUNCTION_DECL. 2014-09-25 Jakub Jelinek PR c++/63249 * semantics.c (handle_omp_array_sections_1): Call mark_rvalue_use on low_bound and length. 2014-09-24 Aldy Hernandez * class.c, decl.c, optimize.c: Rename all instances of DECL_ABSTRACT to DECL_ABSTRACT_P. 2014-09-24 Marek Polacek PR c/61405 PR c/53874 * semantics.c (finish_switch_cond): Call unlowered_expr_type. * tree.c (bot_manip): Add default case. * parser.c (cp_parser_primary_expression): Cast the controlling expression of a switch to an int. (cp_parser_unqualified_id): Likewise. 2014-09-23 Paolo Carlini PR c++/61857 * parser.c (cp_parser_skip_to_closing_square_bracket, cp_parser_array_designator_p): New. (cp_parser_initializer_list): Use the latter. 2014-09-22 Jason Merrill * semantics.c (finish_non_static_data_member): In diagnostic, give error at point of use and note at point of declaration. PR c++/63320 PR c++/60463 PR c++/60755 * lambda.c (maybe_resolve_dummy, lambda_expr_this_capture): Handle not finding 'this'. 2014-09-22 Paolo Carlini PR c++/62219 * pt.c (check_default_tmpl_args): Check LAMBDA_FUNCTION_P. 2014-09-22 Jason Merrill * decl.c (poplevel): Don't warn about unused vars in template scope. * error.c (dump_decl): Handle variable templates. 2014-09-20 Jason Merrill PR c++/62017 * decl.c (begin_destructor_body): Only clobber the as-base part of *this. 2014-09-19 Jason Merrill PR c++/61392 * mangle.c (write_expression): Use unresolved-name mangling for DR850 case. PR c++/61465 * call.c (convert_like_real) [ck_identity]: Call mark_rvalue_use after pulling out an element from a CONSTRUCTOR. 2014-09-18 Jakub Jelinek PR c++/63248 * semantics.c (finish_omp_clauses): Don't call cp_omp_mappable_type on type of type dependent expressions, and don't call it if handle_omp_array_sections has kept TREE_LIST because something was type dependent. * pt.c (tsubst_expr) : Use keep_next_level, begin_omp_structured_block and finish_omp_structured_block instead of push_stmt_list and pop_stmt_list. 2014-09-18 Paolo Carlini PR c++/62232 * class.c (finish_struct_1): Do not -Wnon-virtual-dtor warn for final class types. 2014-09-15 Jason Merrill * pt.c (lookup_template_class_1): Splice out abi_tag attribute if necessary. Call inherit_targ_abi_tags here. * class.c (check_bases_and_members): Not here. (inherit_targ_abi_tags): Check CLASS_TYPE_P. * cp-tree.h: Declare inherit_targ_abi_tags. 2014-09-15 Ville Voutilainen Do not diagnose lambda default arguments in c++14 modes. * parser.c (cp_parser_lambda_declarator_opt): Make the pedwarn conditional. 2014-09-15 Jakub Jelinek * Make-lang.in (check_g++_parallelize): Change to just an upper bound number. 2014-09-13 Marek Polacek PR c++/60862 * parser.c (cp_parser_postfix_expression) : Set location of a call expression. 2014-09-11 Jason Merrill PR c++/63201 * decl.c (start_decl): Handle specialization of member variable template. * pt.c (check_explicit_specialization): Adjust error. 2014-09-11 Paolo Carlini PR c++/61489 * typeck2.c (process_init_constructor_record): Do not warn about missing field initializer if EMPTY_CONSTRUCTOR_P (init). 2014-09-11 Jason Merrill PR c++/63139 * pt.c (tsubst_pack_expansion): Simplify substitution into T.... (tsubst): Don't throw away PACK_EXPANSION_EXTRA_ARGS. 2014-09-10 Jason Merrill PR c++/61659 * decl.c (grokfndecl): Don't set DECL_COMDAT on static inlines. (duplicate_decls, start_decl): Likewise. * pt.c (check_explicit_specialization): Likewise. (push_template_decl_real): Or static templates. 2014-09-08 Jason Merrill * typeck.c (build_class_member_access_expr): Move -Winvalid-offsetof code... * semantics.c (finish_offsetof): ...here. * parser.c (cp_parser_builtin_offsetof): Remember the location of the type argument. * pt.c (tsubst_copy_and_build) [OFFSETOF_EXPR]: Preserve it. PR c++/62255 * pt.c (instantiate_decl): Handle recursive instantiation of static data member. 2014-09-05 Jason Merrill PR c++/62659 * semantics.c (potential_constant_expression_1): Handle un-folded pointer to member constants. 2014-09-04 Markus Trippelsdorf PR ipa/61659 * decl.c (duplicate_decls): Check DECL_DECLARED_INLINE_P on newdecl, not olddecl. 2014-09-02 Paolo Carlini DR 1453 * class.c (check_field_decls): A class of literal type cannot have volatile non-static data members and base classes. (explain_non_literal_class): Update. 2014-09-02 Jakub Jelinek Balaji V. Iyer Igor Zamyatin * cp-cilkplus.c (cpp_validate_cilk_plus_loop_aux): Loc definition simplified. * parser.c (cp_parser_cilk_for): New function. (cp_parser_cilk_grainsize): Likewise. (cp_parser_statement): Added RID_CILK_FOR case. (cp_parser_omp_for_cond): Added CILK_FOR check. (cp_parser_omp_for_loop_init): Change function argument to accept tree_code instead just a bool flag; change the check to use that tree_code; check for initialization declaration in case of Cilk_for. (cp_parser_omp_for_loop): Added checks for CILK_FOR and RID_CILK_FOR; changed call to cp_parser_omp_for_loop_init according new arguments' list. (cp_parser_pragma): Added PRAGMA_CILK_GRAINSIZE case. * pt.c (tsubst_expr): Added CILK_FOR case. * semantics.c: Include convert.h. (finish_omp_clauses): Properly handle OMP_CLAUSE_SCHEDULE_CILKFOR case; added OMP_CLAUSE__CILK_FOR_COUNT_. (handle_omp_for_class_iterator): New argument lastp and its usage; added NE_EXPR case. (finish_omp_for): Changed call to handle_omp_for_class_iterator according new arguments' list; in case of Cilk_for save very first decl and create empty stmt_list block; use block to build correct statement tree. 2014-08-31 Jason Merrill PR c++/62302 * optimize.c (cdtor_comdat_group): Just look at the DECL_ASSEMBLER_NAME of the 'tors. 2014-08-27 Paolo Carlini PR c++/52892 * semantics.c (cxx_eval_call_expression): Use STRIP_NOPS on the result of cxx_eval_constant_expression. 2014-08-26 Jason Merrill PR c++/58624 * pt.c (tsubst_decl) [VAR_DECL]: Copy TLS model. (tsubst_copy_and_build) [VAR_DECL]: Use TLS wrapper. * semantics.c (finish_id_expression): Don't call TLS wrapper in a template. 2014-08-25 Jason Merrill * pt.c (check_explicit_specialization): Don't complain about non-template variable. (template_for_substitution): Allow variable templates. (check_template_variable): Fix logic for member var template. * decl.c (start_decl): Don't complain about extra template header here. * decl.c (start_decl): Look through member variable template. * pt.c (tsubst_decl) [VAR_DECL]: Handle member variable templates. * decl2.c (grokfield): Set DECL_CONTEXT earlier on variables. 2014-08-25 Paolo Carlini PR c++/34938 * cp-tree.h (TFF_POINTER): Add. * cxx-pretty-print.h (pp_cxx_cv_qualifiers): Forward the third argument too. * error.c (dump_type_suffix): Actually print the const and noreturn attribute when appropriate. 2014-08-23 Edward Smith-Rowland <3dw4rd@verizon.net> * decl.c (compute_array_index_type, grokdeclarator, undeduced_auto_decl): Change from cxx1y to cxx14. *lambda.c(add_capture()): Change error message from C++1y to C++14. * parser.c (cp_parser_unqualified_id, cp_parser_pseudo_destructor_name, cp_parser_lambda_introducer, cp_parser_lambda_declarator_opt, cp_parser_decltype, cp_parser_conversion_type_id, cp_parser_simple_type_specifier, cp_parser_type_id_1, cp_parser_template_type_arg, cp_parser_std_attribute, cp_parser_template_declaration_after_export): Ditto. * pt.c (tsubst): Ditto. * semantics.c (force_paren_expr, finish_decltype_type): Ditto. * tree.c: Change comment. * typeck.c (comp_template_parms_position, cxx_sizeof_or_alignof_type, cp_build_addr_expr_1, maybe_warn_about_useless_cast): Ditto. 2014-08-23 Jason Merrill Allow non-constexpr variable templates. * decl2.c (note_variable_template_instantiation): New. * cp-tree.h: Declare it. * pt.c (instantiate_decl): Call it. (push_template_decl_real): Allow non-constexpr variable templates. * semantics.c (finish_id_expression): Mark the variable template instantiation as used. * mangle.c (write_mangled_name): Variable template instantiations are mangled. * parser.c (cp_parser_init_declarator): Complain about non-function implicit templates. 2014-08-22 Marek Polacek PR c++/62199 * parser.c (cp_parser_binary_expression): Check each LHS if it's preceded with logical not. Adjust call to warn_logical_not_parentheses. 2014-08-22 Manuel López-Ibáñez PR c++/57709 * name-lookup.c (pushdecl_maybe_friend_1): Do not warn if a declaration shadows a function declaration, unless the former declares a function, pointer to function or pointer to member function, because this is a common and valid case in real-world code. * cp-tree.h (TYPE_PTRFN_P,TYPE_REFFN_P,TYPE_PTRMEMFUNC_P): Improve description. 2014-08-22 Jason Merrill PR c++/62129 * class.c (outermost_open_class): Fix logic. * decl.c (complete_vars): Fix logic. 2014-08-22 Jason Merrill PR c++/62129 * class.c (outermost_open_class): New. * cp-tree.h: Declare it. * decl.c (maybe_register_incomplete_var): Use it. (complete_vars): Handle any constant variable. * expr.c (cplus_expand_constant): Handle CONSTRUCTOR. 2014-08-22 Igor Zamyatin PR other/62008 * cp-array-notation.c (build_array_notation_ref): Added correct handling of case with incorrect array. 2014-08-21 Manuel López-Ibáñez PR fortran/44054 * error.c (cp_diagnostic_finalizer): Delete. (init_error): Do not set diagnostic_finalizer here. 2014-08-19 Marek Polacek PR c++/62153 * call.c (build_new_op_1): Remember the type of arguments for a comparison. If either operand of a comparison is a boolean expression, call maybe_warn_bool_compare. 2014-08-19 Jason Merrill PR tree-optimization/62091 * decl2.c (decl_needed_p): Return true for virtual functions when devirtualizing. PR lto/53808 PR c++/61659 * decl.c (maybe_commonize_var): Don't use DECL_COMDAT to trigger comdat_linkage. 2014-08-19 Gerald Pfeifer * class.c (contains_empty_class_p): Remove. 2014-08-18 Paolo Carlini * parser.c (cp_parser_expression): Add default arguments. (cp_parser_primary_expression, cp_parser_postfix_expression, cp_parser_array_notation, cp_parser_postfix_open_square_expression, cp_parser_unary_expression, cp_parser_direct_new_declarator, cp_parser_question_colon_clause, cp_parser_assignment_operator_opt, cp_parser_lambda_body, cp_parser_expression_statement, cp_parser_condition, cp_parser_c_for, cp_parser_range_for, cp_parser_iteration_statement, cp_parser_jump_statement, cp_parser_decltype_expr, cp_parser_noexcept_specification_opt, cp_parser_asm_operand_list, cp_parser_objc_message_receiver, cp_parser_objc_synchronized_statement, cp_parser_objc_throw_statement, cp_parser_omp_var_list_no_open, cp_parser_omp_clause_num_threads, cp_parser_omp_clause_num_teams, cp_parser_omp_clause_thread_limit, cp_parser_omp_clause_linear, cp_parser_omp_clause_device, cp_parser_omp_atomic, cp_parser_omp_for_loop_init, cp_parser_omp_for_loop, cp_parser_omp_declare_reduction_exprs, cp_parser_transaction_expression): Adjust. 2014-08-15 Jason Merrill PR c++/61566 * pt.c (lookup_template_class_1): Revert recent change. * mangle.c (CLASSTYPE_TEMPLATE_ID_P): Revert recent change. PR c++/61566 * pt.c (instantiate_class_template_1): Ignore lambda on CLASSTYPE_DECL_LIST. (push_template_decl_real): A lambda is not primary. (lookup_template_class_1): Don't look for a lambda partial instantiation. * lambda.c (maybe_add_lambda_conv_op): Distinguish between being currently in a function and the lambda living in a function. * mangle.c (CLASSTYPE_TEMPLATE_ID_P): False for lambda. 2014-08-15 Richard Biener Jason Merrill PR bootstrap/62077 * tree.c (build_min_array_type, set_array_type_canon): Split out... (build_cplus_array_type): ...from here. Only call build_array_type for main variants. 2014-08-15 Paolo Carlini PR c++/62072 Revert: 2014-07-09 Paolo Carlini DR 1584 PR c++/57466 * pt.c (check_cv_quals_for_unify): Implement resolution, disregard cv-qualifiers of function types. 2014-08-15 Manuel Lopez-Ibanez * call.c (build_conditional_expr_1): Use OPT_Wextra in warning. 2014-08-14 Paolo Carlini * typeck.c (composite_pointer_type, cxx_sizeof_or_alignof_type, cp_build_array_ref, cp_build_function_call_vec): When a pedwarn is suppressed under SFINAE, return error_mark_node. * typeck.c (cxx_sizeof_or_alignof_type): Fix complain & tf_warning_or_error, where complain is a bool, glitch. 2014-08-14 Ville Voutilainen PR c++/62101 * decl.c (grokdeclarator): Move the check for friend initializers.. * decl2.c (grokfield) ..here. Postpone early return for friends until after the initializer check. 2014-08-14 Paolo Carlini PR c++/54377 * pt.c (coerce_template_parms): Improve error message vs default arguments. 2014-08-14 Paolo Carlini * parser.c (cp_parser_init_declarator): Remove redundant check of decl_specifiers->type. 2014-08-13 Jason Merrill * call.c (build_x_va_arg): Support passing non-POD through .... (convert_arg_to_ellipsis): Likewise. 2014-08-13 Andrew Sutton * pt.c (lookup_template_variable): Make dependent variable templates have unknown type. 2014-08-13 Paolo Carlini * parser.c (cp_parser_elaborated_type_specifier): Handle specially cp_parser_template_id returning a BASELINK. 2014-08-13 Paolo Carlini * parser.c (cp_parser_diagnose_invalid_type_name, cp_parser_make_typename_type): Remove scope parameter. (cp_parser_parse_and_diagnose_invalid_type_name, cp_parser_elaborated_type_specifier): Adjust calls. 2014-08-12 Ville Voutilainen Reject virt-specifiers on friends and member templates * friend.c (do_friend): Diagnose virt-specifiers. * pt.c (push_template_decl_real): Diagnose virt-specifiers. 2014-08-09 Paolo Carlini * typeck2.c (check_narrowing): Add tsubst_flags_t parameter, change return type to bool; in C++11 for constants give errors, not pedwarns. * cp-tree.h (check_narrowing): Adjust declaration. * call.c (convert_like_real): Update calls. * semantics.c (finish_compound_literal): Likewise. 2014-08-08 Jason Merrill * pt.c (lookup_template_class_1): Copy abi_tag. 2014-08-08 Kai Tietz * semantics.c (expand_or_defer_fn_1): Check for keep-inline-dllexport that we operate on a true inline. 2014-08-07 Trevor Saunders * class.c, cp-gimplify.c, decl.c, decl2.c, error.c, method.c, optimize.c, pt.c, semantics.c: Remove includes of pointer-set.h. 2014-08-07 Paolo Carlini PR c++/51312 * decl.c (build_enumerator): Handle class types with conversion operators via perform_implicit_conversion_flags and build_expr_type_conversion. * cvt.c (build_expr_type_conversion): Replace pair of errors with error + inform. 2014-08-07 Jason Merrill PR c++/62043 * parser.c (c_parse_file): Change sorry to fatal_error. PR c++/61959 * semantics.c (cxx_eval_bare_aggregate): Handle POINTER_PLUS_EXPR. 2014-08-07 Trevor Saunders * cp-tree.h, pt.c: Use hash_map instead of pointer_map. 2014-08-06 Jason Merrill * init.c (build_vec_init): Fix constant initialization of trailing elements. (build_value_init_noctor): Call maybe_constant_init. * semantics.c (maybe_constant_init): See through EXPR_STMT and conversion to void. PR c++/60417 * init.c (build_vec_init): Reorganize earlier change a bit. PR c++/61994 * init.c (build_vec_init): Leave atype an ARRAY_TYPE if we're just returning an INIT_EXPR. 2014-08-06 Jason Merrill Braden Obrzut * pt.c (check_explicit_specialization): Don't test DECL_DECLARED_INLINE_P for a variable template. 2014-08-06 Paolo Carlini PR c++/43906 * typeck.c (cp_build_binary_op): Extend to more cases the -Waddress warning. 2014-08-01 Braden Obrzut Implement constexpr variable templates * decl.c (grokvardecl): Handle specializations of variable templates. (grokdeclarator): Handle variable template id expressions and NULL_TREE return from grokvardecl. * decl2.c (check_member_template): Allow declaration of template member variables. * parser.c (cp_parser_template_id): Build a TEMPLATE_ID_EXPR for variable templates. * pt.c (check_template_variable): Accept variable temploids at non-class scope. (push_template_decl_real): The current instantiation of a template can be a VAR_DECL. (determine_specialization): Accept variable templates. (check_explicit_specialization): Handle and check for malformed variable template specializations. (lookup_template_variable): New. (tsubst_decl): Handle variable template specializations. (do_decl_instantiation): Handle template variables. (instantiate_decl): Handle template variables. * semantics.c (finish_template_variable): New. (finish_id_expression): Instantiate variable templates. * cp-tree.h (variable_template_p): New. 2014-08-02 Paolo Carlini PR c++/15339 * decl.c (check_redeclaration_no_default_args): New. (duplicate_decls): Use it, handle default arguments in redeclarations of function templates. 2014-08-02 Trevor Saunders * optimize.c, semantics.c: Use hash_map instead of pointer_map. 2014-08-02 Trevor Saunders * class.c, cp-gimplify.c, cp-tree.h, decl.c, decl2.c, error.c, method.c, name-lookup.c, pt.c, semantics.c, tree.c: Use hash_set instead of pointer_set. 2014-08-01 Jason Merrill PR c++/60417 * init.c (build_vec_init): Set CONSTRUCTOR_IS_DIRECT_INIT on init-list for trailing elements. * typeck2.c (process_init_constructor_array): Likewise. 2014-08-01 Paolo Carlini DR 217 again * decl.c (duplicate_decls): Handle static member functions too. 2014-08-01 Igor Zamyatin * cp-array-notation.c (expand_an_in_modify_expr): Fix the misprint in error output. 2014-08-01 Igor Zamyatin PR other/61963 * parser.c (cp_parser_array_notation): Added check for array_type. 2014-08-01 Igor Zamyatin PR middle-end/61455 * cp-array-notation.c (expand_array_notation_exprs): Handling of DECL_EXPR improved. Changed handling for INIT_EXPR. 2014-08-01 Paolo Carlini * pt.c (lookup_template_class_1): Use DECL_TYPE_TEMPLATE_P. 2014-08-01 Jakub Jelinek * cp-gimplify.c (cp_genericize_r): For -fsanitize=null and/or -fsanitize=alignment call ubsan_maybe_instrument_reference for casts to REFERENCE_TYPE and ubsan_maybe_instrument_member_call for calls to member functions. 2014-07-31 Marc Glisse PR c++/60517 * typeck.c (maybe_warn_about_returning_address_of_local): Return whether it is returning the address of a local variable. (check_return_expr): Return 0 instead of the address of a local variable. 2014-07-30 Jason Merrill PR lto/53808 PR c++/61659 * pt.c (push_template_decl_real): Don't set DECL_COMDAT on friends. 2014-07-30 Paolo Carlini PR c++/57397 * pt.c (unify_arity): Add boolean parameter. (unify_too_few_arguments): Likewise. (type_unification_real): Diagnose correctly insufficient arguments in the presence of trailing variadic parameters; deducing multiple trailing packs as empty is fine. 2014-07-30 Jason Merrill PR c++/61659 PR c++/61687 Revert: * decl2.c (mark_all_virtuals): New variable. (maybe_emit_vtables): Check it instead of flag_devirtualize. (cp_write_global_declarations): Set it and give helpful diagnostic if it introduces errors. * class.c (finish_struct_1): Check it. PR lto/53808 PR c++/61659 * pt.c (push_template_decl_real): Set DECL_COMDAT on templates. (check_explicit_specialization): Clear it on specializations. * decl.c (duplicate_decls, start_decl): Likewise. (grokmethod, grokfndecl): Set DECL_COMDAT on inlines. * method.c (implicitly_declare_fn): Set DECL_COMDAT. Determine linkage after setting the appropriate flags. * tree.c (decl_linkage): Don't check DECL_COMDAT. * decl2.c (mark_needed): Mark clones. (import_export_decl): Not here. 2014-07-25 Edward Smith-Rowland <3dw4rd@verizon.net> Implement N4051 - Allow typename in a template template parameter * parser.c (cp_parser_type_parameter_key): New funtion; (cp_parser_token_is_type_parameter_key): Ditto; (cp_parser_type_parameter): Look for type-parameter-key for all versions but pedwarn for less than cxx1z. 2014-07-17 Paolo Carlini PR c++/50961 * call.c (standard_conversion): Use resolve_nondeduced_context for type_unknown_p (EXPR) && TREE_CODE (TO) == BOOLEAN_TYPE. 2014-07-17 Paolo Carlini PR c++/61804 * parser.c (cp_parser_tokens_start_cast_expression): Return -1 for '++' and '--'. 2014-07-15 Jason Merrill PR c++/61811 * decl2.c (maybe_emit_vtables): Return true for -fuse-all-virtuals. PR c++/60848 PR c++/61723 * call.c (is_std_init_list): Don't check CLASSTYPE_TEMPLATE_INFO. * class.c (finish_struct): Reject invalid definition of std::initializer_list. 2014-07-15 Paolo Carlini * call.c (convert_like_real): Call print_z_candidate and inform only if permerror returns true. 2014-07-14 Jan Hubicka * class.c (build_clone): Do not clear assembler names of templates. * decl.c (cp_tree_node_structure): Add TEMPLATE_DECL. * cp-objcp-common.c (cp_tree_size): Add TEMPLATE_DECL as a special case return sizeof (struct tree_decl_non_common) for other decls. (cp_common_init_ts): Do not initialize NAMESPACE_DECL; initialize TEMPLATE_DECL as MARK_TS_DECL_COMMON. * cp/cp-tree.h (tree_template_decl): New structure. (cp_tree_node_structure_enum): Add TS_CP_TEMPLATE_DECL. (union cp_lang_tree_node): Add template_decl. (DECL_TEMPLATE_PARMS, DECL_TEMPLATE_RESULT): Update. 2014-07-14 Jason Merrill PR c++/61445 PR c++/56947 * pt.c (instantiate_decl): Don't check defer_ok for local class members. 2014-07-14 Jakub Jelinek PR middle-end/61294 * cp-tree.h (LITERAL_ZERO_P): Define. * parser.c (cp_parser_parenthesized_expression_list): Add want_literal_zero_p argument, if true, for literal zeros insert INTEGER_CSTs with LITERAL_ZERO_P flag set. (cp_parser_postfix_expression): Adjust cp_parser_parenthesized_expression_list caller, handle -Wmemset-transposed-args. (literal_zeros): New variable. 2014-07-13 Jason Merrill PR c++/58511 * semantics.c (is_instantiation_of_constexpr): Return true for defaulted functions, too. (explain_invalid_constexpr_fn): Only use explain_implicit_non_constexpr if !DECL_DECLARED_CONSTEXPR_P. * method.c (explain_implicit_non_constexpr): Pass DECL_INHERITED_CTOR_BASE to explain_implicit_non_constexpr. PR c++/58611 * decl.c (check_initializer): Don't finish_compound_literal on erroneous constexpr init. PR c++/58612 * tree.c (bot_replace): Only replace a dummy 'this' parm. PR c++/60628 * decl.c (create_array_type_for_decl): Only check for auto once. PR c++/58636 * call.c (build_list_conv): Don't try to build a list of references. 2014-07-13 Edward Smith-Rowland <3dw4rd@verizon.net> PR C++/60209 - Declaration of user-defined literal operator cause error * parser.c (cp_parser_operator): Fold treatment of strings and user-defined string literals. Use the full string parser. (cp_parser_string_literal): Add flag to not look for literal operator. 2014-07-11 Jason Merrill PR c++/22434 PR c++/61288 * call.c (build_conditional_expr_1): Avoid reading freed memory. 2014-07-11 Paolo Carlini PR c++/53159 * call.c (build_user_type_conversion_1): Copy LOOKUP_NO_NARROWING into convflags. * decl.c (check_initializer): Don't call check_narrowing here, set LOOKUP_NO_NARROWING. * typeck2.c (digest_init_r): Likewise. 2014-07-10 Jason Merrill PR c++/61661 * semantics.c (reduced_constant_expression_p): Handle CONSTRUCTOR. PR c++/61659 PR c++/61687 * decl2.c (mark_all_virtuals): New variable. (maybe_emit_vtables): Check it instead of flag_devirtualize. (cp_write_global_declarations): Set it and give helpful diagnostic if it introduces errors. * class.c (finish_struct_1): Check it. * decl.c (grokdeclarator): Clear virtualp after 'virtual auto' error. 2014-07-09 Paolo Carlini PR c++/60686 * decl.c (grokdeclarator): Adjust error messages about 'explicit' outside class declaration, in friend declaration, and neither on constructor nor conversion operator. 2014-07-09 Paolo Carlini DR 1584 PR c++/57466 * pt.c (check_cv_quals_for_unify): Implement resolution, disregard cv-qualifiers of function types. 2014-07-09 Andrew Sutton Paolo Carlini PR c++/59361 * parser.c (cp_parser_tokens_start_cast_expression): Return 0 for CPP_ELLIPSIS too. 2014-07-07 Paolo Carlini * class.c (check_for_override): Wrap the 'final' and 'override' keywords in %< and %>. 2014-07-06 Marek Polacek PR c/6940 * cp-tree.h (DECL_ARRAY_PARAMETER_P): Define. * decl.c (grokdeclarator): Set DECL_ARRAY_PARAMETER_P. * typeck.c (cxx_sizeof_expr): Warn when using sizeof on an array function parameter. 2014-07-02 Paolo Carlini * pt.c (convert_template_argument): Use inform instead of error in three places. 2014-06-30 Edward Smith-Rowland <3dw4rd@verizon.net> PR c++/58781 PR c++/60249 PR c++/59867 * parser.c (cp_parser_userdef_string_literal): Take a tree not a cp_token*. (cp_parser_string_literal): Don't hack the token stream. 2014-06-30 Jason Merrill PR c++/61659 PR lto/53808 * decl2.c (maybe_emit_vtables): Mark all vtable entries if devirtualizing. * init.c (build_vtbl_address): Don't mark destructor. * class.c (finish_struct_1): Add all classes to keyed_classes if devirtualizing. PR c++/61647 * pt.c (type_dependent_expression_p): Check BASELINK_OPTYPE. PR c++/61566 * mangle.c (decl_mangling_context): Look through a TEMPLATE_DECL. * decl.c (build_ptrmemfunc_type): Don't give a PMF RECORD_TYPE TYPE_BINFO or TYPE_LANG_SPECIFIC. * cp-tree.h (TYPE_PTRMEMFUNC_FLAG): Use TYPE_LANG_FLAG_2. (TYPE_PTRMEMFUNC_P): Don't expect TYPE_LANG_SPECIFIC. * typeck.c (build_ptrmemfunc_access_expr): Don't use lookup_member. * pt.c (unify): Also check whether the argument is a PMF. 2014-06-30 Paolo Carlini PR c++/54891 * parser.c (cp_parser_tokens_start_cast_expression): In C++11 a '[' can also start a primary-expression. (cp_parser_cast_expression): Parse a cast-expression only tentatively when cp_parser_tokens_start_cast_expression returns -1. 2014-06-30 Jason Merrill PR c++/61539 * pt.c (unify_one_argument): Type/expression mismatch just causes deduction failure. * semantics.c (simplify_aggr_init_expr): Remove remnants of 2014-04-11 change. 2014-06-30 Marek Polacek * cp-gimplify.c (cp_genericize): Don't instrument returns if the function has no_sanitize_undefined attribute. * decl.c (compute_array_index_type): Don't instrument VLAs if the function has no_sanitize_undefined attribute. 2014-06-30 Igor Zamyatin PR middle-end/57541 * cp-array-notation.c (expand_sec_reduce_builtin): Check that bultin argument is correct. * call.c (build_cxx_call): Check for 0 arguments in builtin call. 2014-06-28 Jonathan Wakely DR 1579 PR c++/58051 * typeck.c (check_return_expr): Lookup as an rvalue even when the types aren't the same. 2014-06-27 Jason Merrill PR c++/61433 * error.c (dump_template_bindings): Don't tsubst in a clone. 2014-06-27 Paolo Carlini PR c++/61614 * semantics.c (finish_compound_literal): Revert r204228. 2014-06-27 Paolo Carlini * parser.c (cp_parser_compound_literal_p): New. (cp_parser_postfix_expression, cp_parser_sizeof_operand): Use it. 2014-06-26 Jason Merrill * parser.c (cp_parser_for_init_statement): Change range-for error to pedwarn. N3994 Ranged-based for-loops: The Next Generation * parser.c (cp_lexer_nth_token_is): New. (cp_parser_for_init_statement): Allow "for (id : init)". 2014-06-26 Teresa Johnson * class.c (dump_class_hierarchy): Use saved dump files. (dump_vtable): Ditto. (dump_vtt): Ditto. 2014-06-26 Adam Butcher PR c++/61537 * parser.c (cp_parser_elaborated_type_specifier): Only consider template parameter lists outside of function parameter scope. 2014-06-25 Paolo Carlini DR 178 PR c++/49132 * typeck2.c (process_init_constructor_record): Do not complain about uninitialized const members, because within aggregate-initialization, members without explicit initializers are value-initialized. 2014-06-25 Jakub Jelinek * semantics.c (finish_omp_clauses): Make sure OMP_CLAUSE_LINEAR_STEP has correct type. 2014-06-24 Jan Hubicka * class.c (check_methods, create_vtable_ptr, determine_key_method, add_vcall_offset_vtbl_entries_1): Guard VINDEX checks by FUNCTION_DECL check. * cp-tree.h (lang_decl_ns): Add ns_using and ns_users. (DECL_NAMESPACE_USING, DECL_NAMESPACE_USERS): Use lang_decl_ns. (DECL_NAMESPACE_ASSOCIATIONS): Use DECL_INITIAL. (DECL_TEMPLATE_INSTANTIATIONS): Use DECL_SIZE_UNIT. 2014-06-24 Paolo Carlini PR c++/33972 * decl.c (grokdeclarator): Do not early check for operator-function-id as non-function. 2014-06-24 Trevor Saunders * class.c, semantics.c, tree.c, vtable-class-hierarchy.c: Adjust. 2014-06-24 Jakub Jelinek * parser.c (cp_parser_omp_for_loop): For #pragma omp parallel for simd move lastprivate clause from parallel to for rather than simd. 2014-06-23 Paolo Carlini DR 577 PR c++/33101 * decl.c (grokparms): Accept a single parameter of type 'void'. 2014-06-20 Jason Merrill PR c++/59296 * call.c (add_function_candidate): Avoid special 'this' handling if we have a ref-qualifier. PR c++/61556 * call.c (build_over_call): Call build_this in template path. 2014-06-19 Jason Merrill PR c++/59296 * call.c (add_function_candidate): Also set LOOKUP_NO_TEMP_BIND. 2014-06-18 Jason Merrill PR c++/59296 * call.c (add_function_candidate): Set LOOKUP_NO_RVAL_BIND for ref-qualifier handling. PR c++/61507 * pt.c (resolve_overloaded_unification): Preserve ARGUMENT_PACK_EXPLICIT_ARGS. 2014-06-18 Jakub Jelinek * cp-gimplify.c (cxx_omp_finish_clause): Add a gimple_seq * argument. * cp-tree.h (cxx_omp_finish_clause): Adjust prototype. 2014-06-17 Jason Merrill PR c++/60605 * pt.c (check_default_tmpl_args): Check DECL_LOCAL_FUNCTION_P. 2014-06-15 Jason Merrill PR c++/61488 * pt.c (check_valid_ptrmem_cst_expr): Fix for template context. PR c++/61500 * tree.c (lvalue_kind): Handle MEMBER_REF and DOTSTAR_EXPR. 2014-06-15 Jan Hubicka * decl.c (grokvardecl): Fix pasto in previous patch. 2014-06-15 Jan Hubicka * decl.c (duplicate_decls): Use set_decl_tls_model. (grokdeclarator): Likewise. * semantics.c (finish_id_expression): Check TLS only for static variables. (finish_omp_threadprivate): Use decl_default_tls_model. * decl2.c (get_guard): Likewise. * call.c (make_temporary_var_for_ref_to_temp): Likewise. 2014-06-14 Paolo Carlini PR c++/33101 * decl.c (grokparms): Improve error message about void parameters. * error.c (type_to_string): Fix aka cut off code. 2014-06-12 Jason Merrill * call.c (convert_arg_to_ellipsis): Use abi_version_crosses. * cvt.c (type_promotes_to): Likewise. * mangle.c (write_type, write_expression): Likewise. (write_name, write_template_arg): Likewise. (mangle_decl): Make alias based on flag_abi_compat_version. Emit -Wabi warning here. (finish_mangling_internal): Not here. Drop warn parm. (finish_mangling_get_identifier, finish_mangling): Adjust. (mangle_type_string, mangle_special_for_type): Adjust. (mangle_ctor_vtbl_for_type, mangle_thunk): Adjust. (mangle_guard_variable, mangle_tls_init_fn): Adjust. (mangle_tls_wrapper_fn, mangle_ref_init_variable): Adjust. * call.c (build_operator_new_call): Remove -fabi-version=1 support. * class.c (walk_subobject_offsets, include_empty_classes): Likewise. (layout_nonempty_base_or_field, end_of_class): Likewise. (layout_empty_base, build_base_field, layout_class_type): Likewise. (is_empty_class, add_vcall_offset_vtbl_entries_1): Likewise. (layout_virtual_bases): Likewise. * decl.c (compute_array_index_type): Likewise. * mangle.c (write_mangled_name, write_prefix): Likewise. (write_template_prefix, write_integer_cst, write_expression): Likewise. (write_template_arg, write_array_type): Likewise. * method.c (lazily_declare_fn): Likewise. * rtti.c (get_pseudo_ti_index): Likewise. * typeck.c (comp_array_types): Likewise. 2014-06-11 Jan Hubicka * vtable-class-hierarchy.c: Update handling for section names that are no longer trees. * decl.c (duplicate_decls): Likewise. 2014-06-11 Paolo Carlini PR c++/19200 * parser.c (cp_parser_init_declarator): Actually pass friend_p to cp_parser_declarator. 2014-06-11 Paolo Carlini PR c++/60265 * parser.c (cp_parser_using_declaration): Handle unscoped enums. * name-lookup.c (validate_nonmember_using_decl): Adjust error message. 2014-06-11 Paolo Carlini PR c++/19200 * parser.c (cp_parser_declarator): Add bool parameter. (cp_parser_direct_declarator): Likewise, use it. (cp_parser_member_declaration): Pass friend_p to cp_parser_declarator. (cp_parser_condition, cp_parser_explicit_instantiation, cp_parser_init_declarator, cp_parser_type_id_1, cp_parser_parameter_declaration, cp_parser_exception_declaration, cp_parser_cache_defarg, cp_parser_objc_class_ivars, cp_parser_objc_struct_declaration, cp_parser_omp_for_loop_init): Adjust. * decl.c (grokdeclarator): Fix handling of friend declared in namespace scope (g++.dg/parse/friend10.C). 2014-06-10 Jan Hubicka * vtable-class-hierarchy.c: Use symtab_get_node (var_decl) ->implicit_section. * optimize.c (cdtor_comdat_group): Fix handling of aliases. (maybe_clone_body): Move symbol across comdat groups. * method.c (use_thunk): Copy implicit section flag. 2014-06-09 Paolo Carlini PR c++/22556 * name-lookup.c (pushdecl_maybe_friend_1): Use comptypes. 2014-06-07 Jan Hubicka * method.c (use_thunk): Use set_decl_section_name. * optimize.c (maybe_clone_body): Use set_decl_section_name. * decl.c (duplicate_decls): Likewise. * vtable-class-hierarchy.c: Likewise. 2014-06-06 Paolo Carlini PR c++/60184 * class.c (check_field_decls): In C++11 mode do not reject static data members and reference-type members in unions. 2014-06-05 Jason Merrill PR c++/43453 * decl.c (check_initializer): Collapse a TREE_LIST here. * typeck2.c (store_init_value): Not here. 2014-06-05 Richard Biener Paolo Carlini PR c++/56961 * cp-gimplify.c (cp_gimplify_expr, [MODIFY_EXPR]): Rework handling of empty classes. 2014-06-04 Jason Merrill * parser.c (cp_parser_diagnose_invalid_type_name): Give helpful note for noexcept and thread_local, too. PR c++/61343 * decl.c (check_initializer): Maybe clear DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P. 2014-06-05 Richard Biener PR c++/61004 * typeck.c (cp_build_indirect_ref): Do not emit strict-aliasing warnings for accessing empty classes. 2014-06-05 Marek Polacek PR c/49706 * parser.c (cp_parser_binary_expression): Warn when logical not is used on the left hand side operand of a comparison. 2014-06-04 Paolo Carlini PR c++/43453 * typeck.c (cp_build_modify_expr): Handle array of characters initialized by a string literal. * decl.c (check_initializer): Handle parenthesized string literal as initializer. * typeck2.c (store_init_value): Remove redundant check. 2014-06-04 Jason Merrill PR c++/51253 PR c++/61382 * cp-gimplify.c (cp_gimplify_expr): Handle CALL_EXPR_LIST_INIT_P here. * semantics.c (simplify_aggr_init_expr): Not here, just copy it. 2014-06-04 Igor Zamyatin PR c/58942 * cp-array-notation.c (expand_sec_reduce_builtin): Handle the case with a pointer. 2014-06-03 Paolo Carlini DR 1423 PR c++/52174 * call.c (standard_conversion): Convert nullptr to bool only in case of direct-initialization. (convert_like_real): Provide informative error message. 2014-06-03 Marek Polacek PR c/60439 * semantics.c (finish_switch_cond): Warn if switch condition has boolean value. 2014-06-03 Jason Merrill PR c++/60992 * pt.c (tsubst_copy) [VAR_DECL]: Try lookup first. Add a new variable to local_specializations. PR c++/60848 * call.c (is_std_init_list): Check CLASSTYPE_TEMPLATE_INFO. 2014-06-02 Jason Merrill PR c++/61046 * decl.c (reshape_init_class): Handle un-folded constant-expressions. PR c++/61134 * pt.c (pack_deducible_p): Handle canonicalization. 2014-06-02 Paolo Carlini * pt.c (tsubst_function_type): Initialize arg_types. 2014-06-02 Siva Chandra Reddy PR debug/57519 * class.c (handle_using_decl): Pass the correct scope to cp_emit_debug_info_for_using. 2014-06-02 Ville Voutilainen PR c++/59483 PR c++/61148 * search.c (accessible_p): Use current_nonlambda_class_type. * semantics.c (check_accessibility_of_qualified_id): Likewise. 2014-06-02 Andrew MacLeod * decl.c: Include builtins.h. * semantics.c: Likewise. 2014-05-31 Paolo Carlini DR 1227 PR c++/57543 * cp-tree.h (TYPE_HAS_LATE_RETURN_TYPE): Add. * pt.c (tsubst_function_type): Inject the this parameter; do the substitutions in the order mandated by the DR. (copy_default_args_to_explicit_spec): Copy TYPE_HAS_LATE_RETURN_TYPE. * decl.c (grokdeclarator): Maybe set TYPE_HAS_LATE_RETURN_TYPE. (static_fn_type): Copy it. * decl2.c (build_memfn_type, change_return_type, cp_reconstruct_complex_type): Likewise. * parser.c (cp_parser_lambda_declarator_opt): Likewise. * tree.c (strip_typedefs): Likewise. * typeck.c (merge_types): Likewise. 2014-05-30 Jason Merrill PR c++/56947 * pt.c (instantiate_decl): Check that defer_ok is not set for local class members. PR c++/60992 * pt.c (tsubst_init): Split out from... (tsubst_expr) [DECL_EXPR]: Here. (tsubst_copy) [VAR_DECL]: Use it. * semantics.c (finish_id_expression): Return the decl for static/const. 2014-05-28 Jason Merrill PR c++/47202 * decl.c (cxx_comdat_group): Return a decl. * optimize.c (cdtor_comdat_group): Get its DECL_ASSEMBLER_NAME. * pt.c (tsubst) [ARRAY_TYPE]: Check for array of array of unknown bound. PR c++/61242 * call.c (build_aggr_conv): Ignore passed in flags. (build_array_conv, build_complex_conv): Likewise. 2014-05-23 Jan Hubicka * optimize.c (maybe_thunk_body): Use set_comdat_group. (maybe_clone_body): Likewise. * decl.c (duplicate_decls): Update code duplicating comdat group; do not copy symtab pointer; before freeing newdecl remove it from symtab. * decl2.c (constrain_visibility): Use set_comdat_group. 2014-05-23 Jan Hubicka * rtti.c: Include tm_p.h (emit_tinfo_decl): Force RTTI data to be aligned to required ABI alignment only. 2014-05-23 Jan Hubicka * class.c (build_vtable): Align vtables to TARGET_VTABLE_ENTRY_ALIGN ignoring other target adjustments. 2014-05-23 Thomas Schwinge * semantics.c (finish_omp_clauses): Remove duplicated variable initialization. * parser.c (cp_parser_omp_target): Return bool values. 2014-05-22 Paolo Carlini PR c++/61088 * lambda.c (add_capture): Enforce that capture by value requires complete type. * typeck2.c (cxx_incomplete_type_inform): Early return if TYPE_MAIN_DECL is null. 2014-05-21 Jonathan Wakely PR c/61271 * cp-array-notation.c (cilkplus_an_triplet_types_ok_p): Fix condition. 2014-05-21 Ville Voutilainen PR c++/61133 * lambda.c (build_capture_proxy, add_capture): Treat normal captures and init-captures identically. 2014-05-21 Mark Wielaard PR debug/16063 * cp-lang.c (cxx_enum_underlying_base_type): New function. (LANG_HOOKS_ENUM_UNDERLYING_BASE_TYPE): Define. 2014-05-21 Richard Sandiford * cvt.c (convert_to_void): Use void_node instead of void_zero_node. * cp-array-notation.c (replace_invariant_exprs): Likewise. (expand_array_notation): Handle VOID_CST. * error.c (dump_expr): Likewise. * cxx-pretty-print.c (cxx_pretty_printer::primary_expression) (cxx_pretty_printer::expression): Likewise. (pp_cxx_new_expression): Use void_node instead of void_zero_node. * decl.c (register_dtor_fn): Likewise. * init.c (build_raw_new_expr, build_new_1, build_vec_init) (build_delete, push_base_cleanups): Likewise. * mangle.c (write_expression): Likewise. * semantics.c (finish_break_stmt, empty_expr_stmt_p): Likewise. * pt.c (tsubst_decl, tsubst_copy_and_build): Likewise. (tsubst, tsubst_copy, build_non_dependent_expr): Handle VOID_CST. * tree.c (cp_tree_equal): Likewise. (build_dummy_object, is_dummy_object, stabilize_expr): Use void_node instead of void_zero_node. * typeck.c (check_return_expr): Likewise. * typeck2.c (build_functional_cast): Likewise. 2014-05-21 Igor Zamyatin PR c/60189 * parser.c (cp_parser_postfix_expression): Move handling of cilk_sync from here to... (cp_parser_statement): ...here. Make sure only semicolon can go after Cilk_sync. 2014-05-20 Paolo Carlini PR c++/58753 PR c++/58930 PR c++/58704 * typeck2.c (digest_nsdmi_init): New. * parser.c (cp_parser_late_parse_one_default_arg): Use it. * init.c (get_nsdmi): Likewise. * cp-tree.h (digest_nsdmi_init): Declare. 2014-05-20 Jason Merrill * typeck.c (get_member_function_from_ptrfunc): Don't try to look up a virtual function in a dummy object. 2014-05-20 Paolo Carlini PR c++/60373 * decl.c (duplicate_decls): Replace pair of warning_at with warning_at + inform. (maybe_commonize_var): Likewise. 2014-05-20 Richard Sandiford PR bootstrap/61210 * pt.c (tsubst_copy, tsubst_omp_for_iterator, tsubst_expr) (tsubst_copy_and_build): Perform recursive substitutions in a deterministic order. 2014-05-20 Paolo Carlini PR c++/58664 * typeck2.c (cxx_incomplete_type_inform): New. (cxx_incomplete_type_diagnostic): Use it. * decl.c (grokdeclarator): Check the element type of an incomplete array type; call the above. * cp-tree.h (cxx_incomplete_type_inform): Declare. 2014-05-19 Jason Merrill PR c++/58761 * pt.c (tsubst_copy): Don't check at_function_scope_p. (instantiate_class_template_1): Don't push_to_top_level in an nsdmi. 2014-05-19 Paolo Carlini * typeck2.c (cxx_incomplete_type_diagnostic): Use inform. * parser.c (cp_parser_enum_specifier): Likewise. 2014-05-17 Trevor Saunders * class.c (sorted_fields_type_new): Adjust. * cp-cilkplus.c (cilk_install_body_with_frame_cleanup): Likewise. * cp-objcp-common.c (decl_shadowed_for_var_insert): Likewise. * cp-tree.h: Remove usage of variable_size gty attribute. * decl.c (make_label_decl): Adjust. (check_goto): Likewise. (start_preparsed_function): Likewise. (save_function_data): Likewise. * lex.c (init_reswords): Likewise. (retrofit_lang_decl): Likewise. (cxx_dup_lang_specific_decl): Likewise. (copy_lang_type): Likewise. (cxx_make_type): Likewise. * name-lookup.c (binding_entry_make): Likewise. (binding_table_construct): Likewise. (binding_table_new): Likewise. (cxx_binding_make): Likewise. (pushdecl_maybe_friend_1): Likewise. (begin_scope): Likewise. (push_to_top_level): Likewise. * parser.c (cp_lexer_alloc): Likewise. (cp_lexer_new_from_tokens): Likewise. (cp_token_cache_new): Likewise. (cp_parser_context_new): Likewise. (cp_parser_new): Likewise. (cp_parser_nested_name_specifier_opt): Likewise. (cp_parser_template_id): Likewise. * pt.c (maybe_process_partial_specialization): Likewise. (register_specialization): Likewise. (add_pending_template): Likewise. (lookup_template_class_1): Likewise. (push_tinst_level): Likewise. * semantics.c (register_constexpr_fundef): Likewise. (cxx_eval_call_expression): Likewise. * typeck2.c (abstract_virtuals_error_sfinae): Likewise. 2014-05-16 Paolo Carlini PR c++/51640 * parser.c (cp_parser_diagnose_invalid_type_name): Early return when cp_parser_lookup_name sets ambiguous_decls. 2014-05-15 Jason Merrill * call.c (print_conversion_rejection): Use loc consistently. 2014-05-14 Paolo Carlini * cp-tree.h (DIRECT_LIST_INIT_P): Add. * call.c (convert_like_real, build_new_method_call_1): Use it. * decl2.c (grokfield): Likewise. * init.c (perform_member_init, build_aggr_init, expand_default_init, build_new_1): Likewise. * mangle.c (write_expression): Likewise. * parser.c (cp_parser_late_parse_one_default_arg): Likewise. 2014-05-14 Jason Merrill PR c++/20332 PR c++/21631 * call.c (reference_binding): Treat lvalue/rvalue mismatch and dropped cv-quals as a bad conversion. (convert_like_real) [ck_ref_bind]: Explain them. (compare_ics): Check badness before stripping reference bindings. Handle comparing bad reference bindings. * typeck.c (comp_cv_qualification): Add overload that just takes integers. * cp-tree.h: Declare it. * call.c (struct conversion_info): Rename 'from_type' to 'from'. (arg_conversion_rejection, bad_arg_conversion_rejection) (explicit_conversion_rejection, template_conversion_rejection): Adjust. (add_function_candidate): Pass actual argument, rather than type, to bad_arg_conversion_rejection. (print_conversion_rejection): Explain what's wrong with the conversion. (print_z_candidates): Say "candidate:" before each candidate. (splice_viable): Be strict if we see a viable or template candidate. (build_user_type_conversion_1): Pass false to strict parameter. (perform_overload_resolution, build_conditional_expr_1): Likewise. (build_new_op_1, build_new_method_call_1): Likewise. (build_op_call_1): Pass true to strict parameter. 2014-05-13 Jason Merrill * call.c (print_error_for_call_failure): Say "no match" rather than "ambiguous" if there were no strict matches. (build_new_method_call_1): Likewise. PR c++/61151 * semantics.c (is_this_parameter): Allow capture proxies too. 2014-05-12 Jason Merrill * call.c (maybe_print_user_conv_context): New. (convert_like_real): Use it. Print call context for bad user-defined conversion. (build_over_call): Print call context for bad 'this' conversion. * call.c (convert_like_real): Use inform for identifying the declaration point. 2014-05-12 Paolo Carlini * cvt.c (cp_convert_to_pointer): Don't call error_at if complain & tf_error is false. * decl.c (make_unbound_class_template): Prefer inform for "declared here"-type message. 2014-05-09 Momchil Velikov PR c++/60463 PR c++/60755 * lambda.c (lambda_expr_this_capture): Add new parameter add_capture_p controlling whether the functions will try to capture 'this' via the default capture. (maybe_resolve_dummy): Likewise. * cp-tree.h: Adjust prototypes. * call.c, semantics.c: Change callers of these functions. * call.c (build_new_method_call_1): Use the actual 'this' that would be potentially captured for the overload resolution, instead of the dummy object. 2014-05-09 Paolo Carlini * pt.c (convert_nontype_argument_function): Add tsubst_flags_t parameter. (convert_nontype_argument): Adjust calls. (coerce_template_parameter_pack): Add missing complain & tf_error check. 2014-05-09 Jason Merrill DR 587 PR c++/51317 * call.c (build_conditional_expr_1, conditional_conversion): Handle non-class lvalues and xvalues that differ only in cv-qualifiers. DR 5 PR c++/60019 * call.c (build_user_type_conversion_1): The copy-init temporary is cv-unqualified. PR c++/58714 * tree.c (stabilize_expr): A stabilized prvalue is an xvalue. PR c++/54348 * call.c (build_conditional_expr_1): If overload resolution finds no match, just say "different types". PR c++/32019 * call.c (build_conditional_expr_1): Improve ambiguity diagnostic. PR c++/22434 * call.c (build_conditional_expr_1): Don't try to pool cv-quals if we didn't find a conversion. Don't accept a bad conversion too early. 2014-05-08 Paolo Carlini PR c++/13981 * typeck.c (convert_for_assignment): Provide an inform for pointers to incomplete class types. 2014-05-07 Paolo Carlini PR c++/61083 * pt.c (convert_nontype_argument): Protect all the error calls with complain & tf_error. 2014-05-07 Paolo Carlini PR c++/61080 * pt.c (instantiate_decl): Avoid generating the body of a deleted function. 2014-05-06 Paolo Carlini PR c++/60999 * pt.c (maybe_begin_member_template_processing): Use uses_template_parms. 2014-05-06 Kenneth Zadeck Mike Stump Richard Sandiford * call.c: Include wide-int.h. (type_passed_as): Use tree_int_cst_lt instead of INT_CST_LT_UNSIGNED. (convert_for_arg_passing): Likewise. * class.c: Include wide-int.h. (walk_subobject_offsets): Use tree_int_cst_lt instead of INT_CST_LT. (end_of_class): Use tree_int_cst_lt instead of INT_CST_LT_UNSIGNED. (include_empty_classes): Likewise (layout_class_type): Use tree_int_cst_lt instead of INT_CST_LT. * cvt.c: Include wide-int.h. (ignore_overflows): Use wide_int_to_tree. * decl.c: Include wide-int.h. (check_array_designated_initializer): Use wide-int interfaces. (compute_array_index_type): Use tree_int_cst_lt instead of INT_CST_LT. (finish_enum_value_list): Use signop. (build_enumerator): Use wide-int interfaces. * init.c: Include wide-int.h. (build_new_1): Use wide-int interfaces. * mangle.c: Include wide-int.h. (write_integer_cst): Use wide-int interfaces. (write_array_type): Likewise. * tree.c: Include wide-int.h. (cp_tree_equal): Use tree_int_cst_equal. * typeck2.c: Include wide-int.h. (process_init_constructor_array): Use wide-int interfaces. 2014-05-03 Paolo Carlini PR c++/58582 * decl.c (grokfndecl): Check duplicate_decls return value for error_mark_node. * pt.c (instantiate_decl): A deleted function is defined. 2014-05-02 Jason Merrill * decl2.c (vague_linkage_p): Local statics have vague linkage. PR c++/60992 * lambda.c (lambda_capture_field_type): Wrap anything dependent other than 'this'. (add_capture): Check for VLA before calling it. * semantics.c (is_this_parameter): Accept any 'this' parameter, not just the current one. Make non-static. * cp-tree.h: Declare it. * pt.c (tsubst_copy) [VAR_DECL]: Also build a new VAR_DECL if the operand was static or constant. 2014-05-02 Marek Polacek * typeck.c (maybe_warn_about_returning_address_of_local): Separate warning_at calls. 2014-05-01 Marek Polacek PR c/43395 * typeck.c (maybe_warn_about_returning_address_of_local): Distinguish between label and variable when warning about returning local address. 2014-04-30 Jason Merrill PR c++/60980 * init.c (build_value_init): Don't try to call an array constructor. PR c++/60951 * typeck2.c (massage_init_elt): Use maybe_constant_init. 2014-04-30 Marek Polacek * typeck.c (cp_build_binary_op): Call ubsan_instrument_division even when SANITIZE_FLOAT_DIVIDE is on. Set doing_div_or_mod even for non-integer types. 2014-04-29 Jason Merrill DR 1351 Represent the unevaluated exception specification of an implicitly declared or deleted function with a simple placeholder, not a list of functions. * cp-tree.h (UNEVALUATED_NOEXCEPT_SPEC_P): New. * except.c (unevaluated_noexcept_spec): New. * class.c (deduce_noexcept_on_destructor): Use it. * decl.c (check_redeclaration_exception_specification): Call maybe_instantiate_noexcept. (duplicate_decls): Call it before merge_types. (start_preparsed_function): Call maybe_instantiate_noexcept. * decl2.c (mark_used): Call maybe_instantiate_noexcept earlier. * init.c (get_nsdmi): Factor out of perform_member_init. * method.c (process_subob_fn): Call maybe_instantiate_noexcept. (walk_field_subobs): Consider NSDMI for EH spec. (get_defaulted_eh_spec): New. (implicitly_declare_fn): Use unevaluated_noexcept_spec. (defaulted_late_check): Defer EH checking in non-template classes. (after_nsdmi_defaulted_late_checks): New. * parser.c (cp_parser_class_specifier_1): Use it. (unparsed_classes): New macro. * parser.h (cp_unparsed_functions_entry_d): Add classes field. * pt.c (maybe_instantiate_noexcept): Use get_defaulted_eh_spec. Remove list-of-functions handling. * typeck2.c (merge_exception_specifiers): Remove list-of-functions handling and FN parameter. * typeck.c (merge_types): Adjust. 2014-04-28 Paolo Carlini PR c++/59120 * parser.c (cp_parser_alias_declaration): Check return value of cp_parser_require. 2014-04-24 Jakub Jelinek * parser.c (cp_parser_omp_atomic): Allow seq_cst before atomic-clause, allow comma in between atomic-clause and seq_cst. 2014-04-24 Marc Glisse PR libstdc++/43622 * rtti.c (emit_support_tinfos): Do not iterate on registered_builtin_types (partial revert). 2014-04-23 Dinar Temirbulatov PR c++/57958 * semantics.c (apply_deduced_return_type): Complete non-void type before estimating whether the type is aggregate. 2014-04-22 Marc Glisse PR libstdc++/43622 * rtti.c (emit_support_tinfo_1): New function, extracted from emit_support_tinfos. (emit_support_tinfos): Call it and iterate on registered_builtin_types. 2014-04-22 Jakub Jelinek PR c/59073 * parser.c (cp_parser_omp_parallel): If cp_parser_omp_for fails, don't set OM_PARALLEL_COMBINED and return NULL. 2014-04-18 Jason Merrill DR 1571 * call.c (reference_binding): Recurse on user-defined conversion. PR c++/60872 * call.c (standard_conversion): Don't try to apply restrict to void. 2014-04-16 Marc Glisse * decl.c (reshape_init_r): Handle a single element of vector type. 2014-04-16 Patrick Palka PR c++/60765 * decl2.c (cplus_decl_attributes): Handle pointer-to-member-function declarations. 2014-04-16 Patrick Palka PR c++/60764 * call.c (build_user_type_coversion): Use build_dummy_object to create the placeholder object for a constructor method call. (build_special_member_call): Likewise. (build_over_call): Check for the placeholder object with is_dummy_object. (build_new_method_call_1): Likewise. Don't attempt to resolve a dummy object for a constructor method call. 2014-04-16 Paul Pluzhnikov PR c++/59295 * friend.c (add_friend, make_friend_class): Move repeated friend warning under Wredundant_decls. 2014-04-15 Paolo Carlini * decl.c (duplicate_decls): Remove redundant TYPE_NAME use. * name-lookup.c (pushdecl_maybe_friend_1): Likewise. (do_class_using_decl): Likewise. * mangle.c (dump_substitution_candidates): Use TYPE_NAME_STRING. 2014-04-15 Jakub Jelinek PR plugins/59335 * Make-lang.h (CP_PLUGIN_HEADERS): Add type-utils.h. 2014-04-14 Paolo Carlini * cp-tree.h (TYPE_IDENTIFIER): Remove declaration. 2014-04-14 Paolo Carlini * pt.c (mark_template_parm): Use template_parm_level_and_index. 2014-04-11 Jason Merrill * parser.h (struct cp_token): Rename ambiguous_p to error_reported. * parser.c: Adjust. (cp_lexer_get_preprocessor_token): Always clear it. (cp_parser_lambda_expression): Use it to avoid duplicate diagnostics. DR 1467 PR c++/51747 * decl.c (reshape_init_r): Handle a single element of class type. DR 1338 * decl.c (cxx_init_decl_processing): Set DECL_IS_MALLOC on built-in operator new. 2014-04-11 Paolo Carlini PR c++/58600 * name-lookup.c (parse_using_directive): Return early if the attribs argument is error_mark_node; use get_attribute_name. 2014-04-11 Jason Merrill DR 1030 PR c++/51253 * cp-tree.h (CALL_EXPR_LIST_INIT_P): New. * call.c (struct z_candidate): Add flags field. (add_candidate): Add flags parm. (add_function_candidate, add_conv_candidate, build_builtin_candidate) (add_template_candidate_real): Pass it. (build_over_call): Set CALL_EXPR_LIST_INIT_P. * tree.c (build_aggr_init_expr): Copy it. * semantics.c (simplify_aggr_init_expr): Preevaluate args if it's set. 2014-04-10 Richard Biener Jakub Jelinek PR ipa/60761 * error.c (dump_decl) : If DECL_LANG_SPECIFIC is NULL, but DECL_ABSTRACT_ORIGIN is not, recurse on DECL_ABSTRACT_ORIGIN instead of printing . 2014-04-09 Fabien Chêne * pt.c (check_template_variable): Check for the return of pedwarn before emitting a note. * parser.c (cp_parser_lambda_introducer): Likewise. 2014-04-08 Paolo Carlini PR c++/59115 * pt.c (process_template_parm): For an invalid non-type parameter only set TREE_TYPE to error_mark_node. (push_inline_template_parms_recursive, comp_template_parms, redeclare_class_template, coerce_template_template_parm, coerce_template_template_parms, unify): Use error_operand_p. 2014-04-08 Nathan Sidwell * class.c (check_bases_and_members): Warn about non-virtual dtors in public bases only. Check warn_ecpp before complaining about non-polymorphic bases. 2014-04-04 Fabien Chêne * decl.c (duplicate_decls): Check for the return of warning_at before emitting a note. (warn_misplaced_attr_for_class_type): Likewise. (check_tag_decl): Likewise. 2014-04-04 Paolo Carlini PR c++/58207 * semantics.c (sort_constexpr_mem_initializers): Robustify loop. 2014-04-04 Patrick Palka PR c++/44613 * semantics.c (add_stmt): Set STATEMENT_LIST_HAS_LABEL. * decl.c (cp_finish_decl): Create a new BIND_EXPR before instantiating a variable-sized type. PR c++/21113 * decl.c (decl_jump_unsafe): Consider variably-modified decls. 2014-04-04 Fabien Chêne * class.c (find_abi_tags_r): Check for the return of warning before emitting a note. (one_inherited_ctor): Likewise. 2014-04-04 Fabien Chêne * decl.c (duplicate_decls): Check for the return of permerror before emitting a note. 2014-04-03 Nathan Sidwell * class.c (accessible_nvdtor_p): New. (check_bases): Don't check base destructor here ... (check_bases_and_members): ... check them here. Trigger on Wnon-virtual-dtor flag. (finish_struct_1): Use accessible_nvdtor_p. 2014-04-01 Jason Merrill * pt.c (process_partial_specialization): Say "not deducible" rather than "not used". Use inform. PR c++/60374 * pt.c (coerce_template_parms): Check that the pack expansion pattern works with the first matching parameter. 2014-04-01 Fabien Chêne * init.c (perform_member_init): Homogenize uninitialized diagnostics. 2014-04-01 Jason Merrill PR c++/60708 * call.c (build_array_conv): Call complete_type. PR c++/60713 * typeck2.c (PICFLAG_SIDE_EFFECTS): New. (picflag_from_initializer): Return it. (process_init_constructor): Handle it. PR c++/60642 * decl2.c (is_late_template_attribute): Don't defer abi_tag. * mangle.c (write_unqualified_name): Fix abi_tag on templates. * pt.c (get_template_info): Handle NAMESPACE_DECL. (most_general_template): Handle more kinds of template. * tree.c (handle_abi_tag_attribute): Ignore abi_tag on template instantiations and specializations. 2014-03-31 Patrick Palka PR c++/44859 * typeck.c (maybe_warn_about_returning_address_of_local): Unwrap COMPONENT_REFs and ARRAY_REFs sooner. 2014-03-29 Adam Butcher PR c++/60626 * parser.c (cp_parser_init_declarator): Handle erroneous generic type usage in non-functions with pushed scope. 2014-03-28 Adam Butcher PR c++/60573 * name-lookup.h (cp_binding_level): New transient field defining_class_p to indicate whether a scope is in the process of defining a class. * semantics.c (begin_class_definition): Set defining_class_p. * name-lookup.c (leave_scope): Reset defining_class_p. * parser.c (synthesize_implicit_template_parm): Use cp_binding_level:: defining_class_p rather than TYPE_BEING_DEFINED as the predicate for unwinding to class-defining scope to handle the erroneous definition of a generic function of an arbitrarily nested class within an enclosing class. 2014-03-26 Fabien Chêne PR c++/52369 * method.c (walk_field_subobs): Improve the diagnostic locations for both REFERENCE_TYPEs and non-static const members. * init.c (diagnose_uninitialized_cst_or_ref_member): Use %q#D instead of %qD to be consistent with the c++11 diagnostic. 2014-03-25 Jason Merrill PR c++/60566 PR c++/58678 * class.c (build_vtbl_initializer): Handle abstract dtors here. * search.c (get_pure_virtuals): Not here. PR c++/60375 * parser.c (cp_parser_lambda_expression): Don't parse the body of a lambda in unevaluated context. PR c++/60628 * decl.c (create_array_type_for_decl): Complain about array of auto. 2014-03-25 Jakub Jelinek PR c++/60331 * semantics.c (potential_constant_expression_1): Handle DECL_EXPR. 2014-03-24 Adam Butcher PR c++/60627 * parser.c (cp_parser_parameter_declaration_clause): Prevent 'auto' from introducing an implicit function template parameter within an explicit instantiation. 2014-03-22 Jason Merrill PR c++/60574 * decl.c (grokdeclarator): Change permerror about 'virtual auto' to error. 2014-03-21 Paolo Carlini PR c++/60384 * name-lookup.c (push_class_level_binding_1): Check identifier_p on the name argument. 2014-03-20 Jakub Jelinek PR c++/60572 * init.c (build_zero_init_1): Ignore fields with error_mark_node type. 2014-03-19 Paolo Carlini PR c++/51474 * call.c (build_new_method_call_1): Handle pure virtuals called by NSDMIs too. 2014-03-17 Adam Butcher PR c++/60390 * parser.c (cp_parser_member_declaration): Don't allow finish_fully_implicit_template to consider friend declarations to be class member templates. (synthesize_implicit_template_parm): Handling winding back through class scope to the class being defined in order to inject a template argument list. PR c++/60391 * parser.c (cp_parser_skip_to_end_of_block_or_statement): Unwind generic function scope as per cp_parser_skip_to_end_of_statement. 2014-03-17 Paolo Carlini PR c++/59571 * typeck2.c (check_narrowing): Use fold_non_dependent_expr_sfinae. 2014-03-14 Jason Merrill PR c++/60532 PR c++/58678 * search.c (get_pure_virtuals): Handle abstract dtor here. (dfs_get_pure_virtuals): Not here. PR c++/58678 * search.c (dfs_get_pure_virtuals): Treat the destructor of an abstract class as pure. 2014-03-13 Paolo Carlini PR c++/60383 * pt.c (maybe_process_partial_specialization): Check return value of check_specialization_namespace. 2014-03-13 Paolo Carlini PR c++/60254 * semantics.c (finish_static_assert): Call cxx_constant_value only if require_potential_rvalue_constant_expression returns true. 2014-03-11 Paolo Carlini PR c++/60389 * method.c (get_inherited_ctor): New. * cp-tree.h (get_inherited_ctor): Declare it. * semantics.c (is_valid_constexpr_fn): Use it. 2014-03-10 Jason Merrill PR c++/60367 * call.c (convert_default_arg): Remove special handling for CONSTRUCTOR. PR c++/53492 * parser.c (cp_parser_class_head): Also check PRIMARY_TEMPLATE_P when deciding whether to call push_template_decl for a member class. * pt.c (push_template_decl_real): Return after wrong levels error. 2014-03-08 Adam Butcher PR c++/60033 * pt.c (tsubst_copy): When retrieving a capture pack from a generic lambda, remove the lambda's own template argument list prior to fetching the specialization. PR c++/60393 * parser.c (cp_parser_parameter_declaration_clause): Move generic function template unwinding on error into a more general location, ... (cp_parser_skip_to_end_of_statement): ... here. 2014-03-07 Jason Merrill * Make-lang.in (check_g++_parallelize): Split dg.exp. * parser.c (cp_parser_type_id_1): Only allow 'auto' in C++1y if we're in a trailing return type. * typeck.c (comp_template_parms_position): 'auto' and 'decltype(auto)' are different from real template parms. * parser.c (cp_parser_using_declaration): Consume the semicolon after bare parameter pack error. * cp-tree.h (REF_PARENTHESIZED_P): New. * semantics.c (force_paren_expr): Set it. * pt.c (do_auto_deduction): Check it. (tsubst) [COMPONENT_REF]: Copy it. * typeck.c (maybe_warn_about_useless_cast): Don't strip dereference. * decl.c (create_array_type_for_decl): Only warn about invalid C++1y VLA if flag_iso or warn_vla>0. (grokdeclarator): Likewise. * pt.c (tsubst): Likewise. * semantics.c (finish_decltype_type): Likewise. * typeck.c (cxx_sizeof_or_alignof_type): Likewise. (cp_build_addr_expr_1): Likewise. * init.c (build_new_1): Improve diagnostics. 2014-03-07 Paolo Carlini PR c++/58609 * decl.c (check_initializer): Return NULL_TREE after error; consistently use inform. 2014-03-07 Paolo Carlini * decl.c (check_initializer): Remove dead code. 2014-03-06 Marek Polacek PR c/60197 * typeck.c (check_return_expr): Call contains_cilk_spawn_stmt instead of checking tree code. 2014-03-06 Paolo Carlini * parser.c (cp_lexer_set_source_position): New. (cp_parser_mem_initializer): Use it. (cp_parser_postfix_open_square_expression): Likewise. (cp_parser_parenthesized_expression_list): Likewise. (cp_parser_new_initializer): Likewise. (cp_parser_jump_statement): Likewise. (cp_parser_initializer): Likewise. (cp_parser_functional_cast): Likewise. 2014-03-05 Jason Merrill PR c++/60409 * semantics.c (force_paren_expr): Only add a PAREN_EXPR to a dependent expression. PR c++/60361 * parser.c (cp_parser_template_id): Don't set up a CPP_TEMPLATE_ID if re-parsing might succeed. * semantics.c (finish_id_expression): Use of a parameter outside the function body is a parse error. * parser.c (cp_parser_mem_initializer): Set input_location properly for init-list warning. (cp_parser_postfix_open_square_expression): Likewise. (cp_parser_parenthesized_expression_list): Likewise. (cp_parser_new_initializer): Likewise. (cp_parser_jump_statement): Likewise. (cp_parser_initializer): Likewise. (cp_parser_functional_cast): Likewise. 2014-03-04 Jason Merrill PR c++/60417 * typeck2.c (process_init_constructor_record): Set CONSTRUCTOR_IS_DIRECT_INIT on {} for omitted initializers. PR c++/60415 PR c++/54359 * parser.c (cp_parser_direct_declarator): Set declarator to cp_error_declarator on invalid qualified-id. 2014-03-04 Paolo Carlini PR c++/60376 * parser.c (cp_parser_using_declaration): Early return when cp_parser_nested_name_specifier errors out. 2014-03-01 Adam Butcher PR c++/60377 * parser.c (cp_parser_parameter_declaration_clause): Unwind generic function scope on parse error in function parameter list. 2014-03-01 Paolo Carlini * method.c (implicitly_declare_fn): Remove redundant DECL_TEMPLATE_RESULT and STRIP_TEMPLATE uses. * semantics.c (is_instantiation_of_constexpr): Likewise. * error.c (dump_function_decl): Likewise. 2014-03-01 Jason Merrill PR c++/60379 * semantics.c (begin_maybe_infinite_loop): Use fold_non_dependent_expr_sfinae. 2014-02-28 Jason Merrill PR c++/58845 * typeck.c (cp_build_binary_op): Sorry on vector&&vector. 2014-02-28 Paolo Carlini PR c++/58610 * cp-tree.h (DECL_DELETED_FN): Use LANG_DECL_FN_CHECK. * call.c (print_z_candidate): Remove STRIP_TEMPLATE use. * lambda.c (maybe_add_lambda_conv_op): Likewise. 2014-02-27 Paolo Carlini PR c++/60253 * call.c (convert_arg_to_ellipsis): Return error_mark_node after error_at. 2014-02-27 Jason Merrill PR c++/60353 PR c++/55877 * decl2.c (tentative_decl_linkage): Don't mess with functions that are not yet defined. 2014-02-26 Jason Merrill PR c++/60347 PR lto/53808 * class.c (clone_function_decl): Don't note_vague_linkage_fn. * init.c (build_vtbl_address): Do it here. PR c++/59231 PR c++/11586 PR c++/14710 PR c++/57132 * pt.c (struct warning_sentinel): New. (tsubst_copy_and_build): Use it instead of c_inhibit_evaluation_warnings. * typeck.c (maybe_warn_about_useless_cast): Remove c_inhibit_evaluation_warnings check. PR c++/54440 * pt.c (get_template_parm_index): New. (fixed_parameter_pack_p_1, fixed_parameter_pack_p): New. (process_template_parm): Allow bare packs in template template parm template parms. (coerce_template_parameter_pack): Handle fixed template template parm packs and fixed packs not at the end of the parm list. (coerce_template_parms): Handle template parm packs not at the end of the parm list. (gen_elem_of_pack_expansion_instantiation): Handle a decl expansion. PR c++/60182 * pt.c (unify): Ignore alias templates when deducing a template template parameter. PR c++/60345 Revert: DR 1571 * call.c (reference_binding): Recurse on user-defined conversion. (convert_like_real) [ck_ref_bind]: Explain cv-qual mismatch. 2014-02-25 Jason Merrill DR 1571 * call.c (reference_binding): Recurse on user-defined conversion. (convert_like_real) [ck_ref_bind]: Explain cv-qual mismatch. * call.c (print_conversion_rejection): Handle n_arg of -2. (build_user_type_conversion_1): Pass it. PR c++/55877 * decl2.c (no_linkage_error): Handle C++98 semantics. (reset_type_linkage): Move from decl.c. (reset_type_linkage_1, reset_type_linkage_2, bt_reset_linkage_1) (bt_reset_linkage_2, reset_decl_linkage): New. (tentative_decl_linkage): Factor out of expand_or_defer_fn_1. (cp_write_global_declarations): Move condition into no_linkage_error. * decl.c (grokfndecl, grokvardecl): Use no_linkage_error. * semantics.c (expand_or_defer_fn_1): Factor out tentative_decl_linkage. * cp-tree.h: Adjust. * decl2.c (finish_static_data_member_decl): Diagnose static data member in unnamed class. * class.c (finish_struct_anon_r): Avoid redundant diagnostic. PR lto/53808 * class.c (clone_function_decl): Call note_vague_linkage_fn for defaulted virtual dtor. DR 1286 PR c++/60328 * pt.c (get_underlying_template): Fix equivalence calculation. 2014-02-25 Adam Butcher PR c++/60311 * parser.c (function_being_declared_is_template_p): Return false when processing a template parameter list. (cp_parser_parameter_declaration_clause): Don't set auto_is_implicit_function_template_parm_p when processing a template parameter list. * parser.c (synthesize_implicit_template_parm): Inject new template argument list appropriately when a generic member function of a class template is declared out-of-line. PR c++/60065 * parser.c (cp_parser_direct_declarator): Don't save and restore num_template_parameter_lists around call to cp_parser_parameter_declaration_list. (function_being_declared_is_template_p): New predicate. (cp_parser_parameter_declaration_list): Use function_being_declared_is_template_p as predicate for inspecting current function template parameter list length rather than num_template_parameter_lists. 2014-02-24 Jason Merrill PR c++/60146 * pt.c (tsubst_omp_for_iterator): Don't let substitution of the DECL_EXPR initialize a non-class iterator. PR c++/60312 * parser.c (cp_parser_template_type_arg): Check for invalid 'auto'. 2014-02-21 Jason Merrill PR c++/58170 * parser.c (cp_parser_type_name): Always check dependency. (cp_parser_type_specifier_seq): Call cp_parser_parse_and_diagnose_invalid_type_name. PR c++/60108 * semantics.c (expand_or_defer_fn_1): Check DECL_DEFAULTED_FN. PR c++/60185 * parser.c (cp_parser_default_argument): Clear current_class_ptr/current_class_ref like tsubst_default_argument. PR c++/60252 * lambda.c (maybe_resolve_dummy): Check lambda_function rather than current_binding_level. PR c++/60186 * typeck2.c (massage_init_elt): Call fold_non_dependent_expr_sfinae. PR c++/60187 * parser.c (cp_parser_enum_specifier): Call check_for_bare_parameter_packs. PR c++/59347 * pt.c (tsubst_decl) [TYPE_DECL]: Don't try to instantiate an erroneous typedef. PR c++/60241 * pt.c (lookup_template_class_1): Update DECL_TEMPLATE_INSTANTIATIONS of the partial instantiation, not the most general template. (maybe_process_partial_specialization): Reassign everything on that list. PR c++/60216 * pt.c (register_specialization): Copy DECL_DELETED_FN to clones. (check_explicit_specialization): Don't clone. PR c++/60219 * pt.c (coerce_template_parms): Bail if argument packing fails. PR c++/60224 * decl.c (cp_complete_array_type, maybe_deduce_size_from_array_init): Don't get confused by a CONSTRUCTOR that already has a type. PR c++/60227 * call.c (build_array_conv): Don't crash on VLA. PR c++/60248 * mangle.c (mangle_decl): Don't make an alias for a TYPE_DECL. PR c++/60252 * lambda.c (maybe_resolve_dummy): Don't try to capture this in declaration context. DR 1591 PR c++/60051 * pt.c (unify): Only unify if deducible. Handle 0-length list. PR c++/60250 * parser.c (cp_parser_direct_declarator): Don't wrap a type-dependent expression in a NOP_EXPR. PR c++/60251 * lambda.c (is_normal_capture_proxy): Handle VLA capture. PR c++/60167 PR c++/60222 PR c++/58606 * parser.c (cp_parser_template_argument): Restore dereference. * pt.c (template_parm_to_arg): Dereference non-pack expansions too. (process_partial_specialization): Handle deref. (unify): Likewise. 2014-02-21 Adam Butcher PR c++/60052 PR c++/60053 * parser.c (cp_parser_parameter_declaration_list): Correctly reset implicit_template_scope upon leaving an out-of-line generic member function definition. 2014-02-20 Kai Tietz PR c++/58873 * parser.c (cp_parser_functional_cast): Treat NULL_TREE valued type argument as error_mark_node. PR c++/58835 * semantics.c (finish_fname): Handle error_mark_node. 2014-02-19 Jason Merrill PR c++/60046 * pt.c (maybe_instantiate_noexcept): Don't instantiate exception spec from template context. 2014-02-19 Jakub Jelinek PR debug/56563 * cp-objcp-common.c (cp_function_decl_explicit_p): Remove FUNCTION_FIRST_USER_PARMTYPE (decl) != void_list_node check. PR c++/60267 * pt.c (tsubst_expr): Handle ANNOTATE_EXPR. 2014-02-18 Paolo Carlini PR c++/60225 * semantics.c (ensure_literal_type_for_constexpr_object): Use strip_array_types. 2014-02-18 Paolo Carlini PR c++/60215 * semantics.c (cxx_eval_constant_expression, [COMPONENT_REF]): During error recovery allow_non_constant may be false. 2014-02-18 Adam Butcher PR c++/60190 * parser.c (cp_parser_lambda_declarator_opt): Pop template parameter scope whenever a template parameter list has been started, independent of whether the function call operator was well-formed or not. PR c++/60064 * parser.c (cp_parser_member_declaration): Pop fully implicit template scope for generic friend declarations as well as for non-friends. 2014-02-12 Paolo Carlini PR c++/60047 * method.c (implicitly_declare_fn): A constructor of a class with virtual base classes isn't constexpr (7.1.5p4). 2014-02-05 Jan Hubicka PR c++/58703 * parser.c (cp_parser_omp_declare_reduction): Save and free declarator_obstack. 2014-02-03 Marc Glisse PR c++/53017 PR c++/59211 * tree.c (handle_init_priority_attribute): Call default_conversion on the attribute argument. 2014-02-03 Paolo Carlini PR c++/58871 * method.c (synthesized_method_walk): If vbases is non-null but is_empty is true, likewise don't worry about the virtual bases. 2014-02-01 Paolo Carlini PR c++/51219 * typeck2.c (process_init_constructor_record): Just skip unnamed bit-fields. 2014-01-31 Jason Merrill PR c++/59469 * pt.c (mark_decl_instantiated): Call mark_needed. PR c++/58672 * decl2.c (handle_tls_init): Handle null init fn. PR c++/55800 * decl2.c (get_tls_init_fn): Copy DECL_EXTERNAL from the variable. 2014-01-31 Paolo Carlini PR c++/59082 * class.c (build_vfield_ref): Early return error_mark_node if TYPE_VFIELD (type) is null. (build_base_path): Check return value of build_vfield_ref. 2014-01-31 Jason Merrill PR c++/59646 * call.c (convert_like_real) [ck_aggr]: Set TARGET_EXPR_LIST_INIT_P. [ck_list]: Check for error_mark_node. (build_aggr_conv): Set LOOKUP_NO_NARROWING and check_narrowing. PR c++/57043 * pt.c (fn_type_unification): Don't do DEDUCE_EXACT check during partial ordering. 2014-01-31 Marek Polacek PR c/59963 * typeck.c (build_function_call_vec): Add dummy arg_loc parameter. 2014-01-30 Jason Merrill PR c++/57899 * cp-tree.h (struct saved_scope): Add x_local_specializations. (local_specializations): New macro. * pt.c (local_specializations): Remove variable. 2014-01-30 Richard Sandiford PR c++/58708 * parser.c (make_string_pack): Use double_int::from_buffer. 2014-01-30 Marek Polacek PR c/59940 * typeck.c (build_ptrmemfunc1): Call convert_and_check with input_location. * cvt.c (cp_convert_and_check): Call warnings_for_convert_and_check with input_location. * call.c (build_conditional_expr_1): Call unsafe_conversion_p with loc parameter. 2014-01-30 Paolo Carlini PR c++/58843 * typeck.c (lookup_destructor): Check dtor_type for error_mark_node. 2014-01-30 Paolo Carlini PR c++/58649 * pt.c (lookup_template_class_1): Check start_enum return value for error_mark_node. 2014-01-30 Paolo Carlini * decl.c (duplicate_decls, typename_hash, typename_compare): Use TYPE_IDENTIFIER. * error.c (dump_type): Likewise. * mangle.c (dump_substitution_candidates): Likewise. 2014-01-30 Jason Merrill PR c++/59633 * decl2.c (attributes_naming_typedef_ok): New. * cp-tree.h: Declare it. * decl.c (grokdeclarator): Check it. * tree.c (no_linkage_check): Handle VECTOR_TYPE. 2014-01-29 Jason Merrill PR c++/59707 * call.c (add_builtin_candidate): Catch dependent types. PR c++/59989 * pt.c (expand_template_argument_pack): Correct non_default_args_count calculation. PR c++/58466 * pt.c (unify_pack_expansion): Call expand_template_argument_pack. PR c++/59956 * friend.c (do_friend): Pass the TEMPLATE_DECL to add_friend if we have a friend template in a class template. * pt.c (tsubst_friend_function): Look through it. (push_template_decl_real): A friend member template is primary. 2014-01-29 Paolo Carlini PR c++/58846 * decl.c (get_dso_handle_node): Don't crash if dso_handle_node == error_mark_node. 2014-01-29 Paolo Carlini PR c++/58674 * pt.c (instantiate_template_1): Check for error_mark_node the second argument too. 2014-01-29 Jason Merrill PR c++/59916 * optimize.c (maybe_thunk_body): Build a RETURN_EXPR for cdtor_returns_this case. PR c++/59315 * decl.c (cxx_maybe_build_cleanup): Call mark_used. 2014-01-29 Paolo Carlini PR c++/58702 * semantics.c (finish_omp_reduction_clause): Check type for error_mark_node. 2014-01-28 Jason Merrill PR c++/59791 * pt.c (tsubst_decl) [VAR_DECL]: Allow in unevaluated context. (tsubst_copy): Use it if lookup fails. PR c++/59818 * pt.c (tsubst_function_type): Make sure we keep the same function quals. PR c++/58701 * semantics.c (build_anon_member_initialization): Stop walking when we run out of COMPONENT_REFs. PR c++/58632 * decl.c (lookup_and_check_tag): Ignore template parameters if scope == ts_current. * pt.c (check_template_shadow): Don't complain about the injected class name. * decl.c (duplicate_decls): Tweak. PR c++/53756 * mangle.c (write_unqualified_name): Handle operator auto. 2014-01-27 Jason Merrill PR c++/59823 Core DR 1138 * call.c (reference_binding): Pass LOOKUP_NO_TEMP_BIND for list-initialization. A conversion to rvalue ref that involves an lvalue-rvalue conversion is bad. (convert_like_real): Give helpful error message. PR c++/54652 * decl.c (duplicate_decls): Always use oldtype for TYPE_DECL. PR c++/58504 * pt.c (tsubst_copy_and_build) [TRAIT_EXPR]: Use tsubst for types. PR c++/58606 * pt.c (template_parm_to_arg): Call convert_from_reference. (tsubst_template_arg): Don't strip reference refs. PR c++/58639 * call.c (build_aggr_conv): Reject value-initialization of reference. PR c++/58812 PR c++/58651 * call.c (convert_like_real): Give helpful error about excess braces for ck_rvalue of scalar type. Core DR 1288 * call.c (reference_binding): Only elide braces if the single element is reference-related. PR c++/58814 * typeck.c (cp_build_modify_expr): Make the RHS an rvalue before stabilizing. PR c++/58837 * typeck.c (cp_truthvalue_conversion): Use explicit comparison for FUNCTION_DECL. PR c++/59097 * decl.c (compute_array_index_type): Don't call maybe_constant_value for a non-integral expression. 2014-01-24 Balaji V. Iyer * call.c (magic_varargs_p): Replaced flag_enable_cilkplus with flag_cilkplus. * cp-gimplify.c (cp_genericize): Likewise. * decl.c (grokfndecl): Likewise. * parser.c (cp_parser_postfix_expression): Likewise. (cp_parser_postfix_open_square_expression): Likewise. (cp_parser_direct_declarator): Likewise. (is_cilkplus_vector_p): Likewise. (cp_parser_omp_clause_name): Likewise. (cp_parser_omp_all_clauses): Likewise. * pt.c (apply_late_template_attributes): Likewise. * typeck.c (cp_build_array_ref): Likewise. (cp_build_compound_expr): Likewise. (check_return_expr): Likewise. 2014-01-24 Jason Merrill PR c++/58550 * decl.c (grokdeclarator): Turn pedwarn about auto return type in c++11 into error. PR c++/59886 PR c++/59659 * typeck2.c (process_init_constructor_array): Don't create RANGE_EXPR yet. 2014-01-24 Jakub Jelinek * typeck2.c (split_nonconstant_init_1): Fix num_split_elts handling for RANGE_ARRAY case. 2014-01-24 Paolo Carlini PR c++/57524 * name-lookup.c (push_using_directive): Use timevar_cond_start. 2014-01-23 Marek Polacek PR c/59846 * typeck.c (cp_build_binary_op): Pass location to shorten_compare. 2014-01-23 Marek Polacek PR c/58346 * typeck.c (pointer_diff): Give an error on arithmetic on pointer to an empty aggregate. 2014-01-23 Jason Merrill PR c++/55189 * cp-tree.h (struct language_function): Add infinite_loop and infinite_loops. (current_function_infinite_loop): New. * semantics.c (begin_maybe_infinite_loop, end_maybe_infinite_loop) (break_maybe_infinite_loop): New. (finish_while_stmt_cond, finish_while_stmt, begin_do_stmt) (finish_do_stmt, finish_for_cond, finish_for_stmt) (begin_range_for_stmt): Use them. * decl.c (finish_function): Don't warn about missing return if current_function_infinite_loop. * pt.c (instantiate_decl): Copy current_function_infinite_loop. * parser.c (cp_parser_jump_statement): Call break_maybe_infinite_loop. * call.c (build_op_delete_call): Use make_tree_vector and release_tree_vector. 2014-01-23 Paolo Carlini PR c++/58980 * parser.c (cp_parser_enum_specifier): Handle TYPENAME_TYPE as nested_name_specifier. 2014-01-23 Balaji V. Iyer * parser.c (cp_parser_direct_declarator): When Cilk Plus is enabled see if there is an attribute after function decl. If so, then parse them now. (cp_parser_late_return_type_opt): Handle parsing of Cilk Plus SIMD enabled function late parsing. (cp_parser_gnu_attribute_list): Parse all the tokens for the vector attribute for a SIMD-enabled function. (cp_parser_omp_all_clauses): Skip parsing to the end of pragma when the function is used by SIMD-enabled function (indicated by NULL pragma token). Added 3 new clauses: PRAGMA_CILK_CLAUSE_MASK, PRAGMA_CILK_CLAUSE_NOMASK and PRAGMA_CILK_CLAUSE_VECTORLENGTH (cp_parser_cilk_simd_vectorlength): Modified this function to handle vectorlength clause in SIMD-enabled function and #pragma SIMD's vectorlength clause. Added a new bool parameter to differentiate between the two. (cp_parser_cilk_simd_fn_vector_attrs): New function. (is_cilkplus_vector_p): Likewise. (cp_parser_late_parsing_elem_fn_info): Likewise. (cp_parser_omp_clause_name): Added a check for "mask", "nomask" and "vectorlength" clauses when Cilk Plus is enabled. (cp_parser_omp_clause_linear): Added a new parameter of type bool and emit a sorry message when step size is a parameter. * parser.h (cp_parser::cilk_simd_fn_info): New field. * decl.c (grokfndecl): Added flag_enable_cilkplus along with flag_openmp. * pt.c (apply_late_template_attributes): Likewise. 2014-01-23 Jakub Jelinek PR middle-end/58809 * semantics.c (finish_omp_reduction_clause): Reject BIT_AND_EXPR, BIT_IOR_EXPR and BIT_XOR_EXPR on COMPLEX_TYPEs. 2014-01-22 Ville Voutilainen PR c++/59482 * parser.c (cp_parser_class_head): Push the class before parsing the base-clause, pop after it. 2014-01-20 Eric Botcazou * decl2.c (cpp_check): Revert prototype change. 2014-01-17 Paolo Carlini PR c++/59270 PR c++/58811 * init.c (build_value_init_noctor): Don't pass error_mark_node to build_value_init. 2014-01-17 Paolo Carlini PR c++/59269 * init.c (build_value_init_noctor): Assert !TYPE_HAS_COMPLEX_DFLT only when errorcount == 0. 2014-01-17 Marek Polacek PR c++/59838 * cvt.c (ocp_convert): Don't segfault on non-existing ENUM_UNDERLYING_TYPE. 2014-01-16 Jason Merrill PR c++/59821 * tree.c (bot_manip): Update the location of builtin_LINE and builtin_FILE calls. 2014-01-14 Jason Merrill PR c++/59659 * typeck2.c (massage_init_elt): New. (process_init_constructor_record) (process_init_constructor_union): Use it. (process_init_constructor_array): Use it. Use RANGE_EXPR. (split_nonconstant_init_1): Handle it. * semantics.c (cxx_eval_vec_init_1): Use force_rvalue. 2014-01-09 Balaji V. Iyer PR c++/59631 * parser.c (cp_parser_postfix_expression): Added a new if-statement and replaced an existing if-statement with else-if statement. Changed an existing error message wording to match the one from the C parser. 2014-01-08 Jason Merrill PR c++/59614 * class.c (abi_tag_data): Add tags field. (check_abi_tags): Initialize it. (find_abi_tags_r): Support collecting missing tags. (mark_type_abi_tags): Don't look at template args. (inherit_targ_abi_tags): New. (check_bases_and_members): Use it. * cp-tree.h (ABI_TAG_IMPLICIT): New. * mangle.c (write_abi_tags): Check it. 2014-01-07 Jason Merrill PR c++/58856 * pt.c (num_innermost_template_parms): New. (get_underlying_template): Use it. PR c++/58965 * mangle.c (write_guarded_var_name): Handle null DECL_NAME. 2014-01-07 Paolo Carlini * semantics.c (trait_expr_value, [CPTK_IS_BASE_OF]): Implement the letter of 20.11.6 about Base and Derived naming the same class type modulo cv-qualifiers. 2014-01-06 Adam Butcher PR c++/59635 * lambda.c (maybe_add_lambda_conv_op): Handle marking conversion function as unimplemented for generic lambdas with varargs. PR c++/59636 * parser.c (cp_parser_template_parameter): Early out with error_mark_node if parameter declaration was not parsed. PR c++/59629 * parser.c (cp_parser_lambda_expression): Save/reset/restore auto_is_implicit_function_template_parm_p around lambda body. PR c++/59638 * parser.c (cp_parser_init_declarator): Undo fully implicit template parameter list when declarator is not a function. 2014-01-03 Marc Glisse PR c++/58950 * cvt.c (convert_to_void): Handle VEC_PERM_EXPR and VEC_COND_EXPR. 2014-01-03 Tobias Burnus PR c++/58567 * pt.c (tsubst_omp_for_iterator): Early return for error_mark_node. 2014-01-03 Paolo Carlini Core DR 1442 PR c++/59165 * parser.c (cp_parser_perform_range_for_lookup): Don't pass true as include_std to perform_koenig_lookup. (cp_parser_postfix_expression): Adjust. * pt.c (tsubst_copy_and_build): Likewise. * semantics.c (perform_koenig_lookup): Remove bool parameter. (omp_reduction_lookup): Adjust. * name-lookup.c (lookup_arg_dependent_1): Remove bool parameter. (lookup_arg_dependent): Likewise. (lookup_function_nonclass): Adjust. * name-lookup.h: Adjust declaration. * cp-tree.h: Likewise. 2014-01-02 Marc Glisse PR c++/59087 * parser.c (cp_parser_userdef_numeric_literal): Mention -fext-numeric-literals in the message. 2014-01-02 Marc Glisse PR c++/59641 * call.c (build_conditional_expr_1): Check the return value of force_rvalue. 2014-01-02 Marc Glisse * call.c (convert_like_real): Check complain. 2014-01-02 Marc Glisse PR c++/59378 * typeck.c (build_x_vec_perm_expr): Handle non-dependent arguments in templates. 2014-01-02 Richard Sandiford Update copyright years 2014-01-02 Richard Sandiford * cp-array-notation.c, cp-cilkplus.c, vtable-class-hierarchy.c: Use the standard form for the copyright notice. Copyright (C) 2014 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.