re PR c++/61488 (Regression in template argument substitution in 4.9+)

[gcc.git] / gcc / cp / ChangeLog

2014-06-13  Jason Merrill  <jason@redhat.com>

        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  <hubicka@ucw.cz>

        * decl.c (grokvardecl): Fix pasto in previous patch.

2014-06-15  Jan Hubicka  <hubicka@ucw.cz>

        * 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  <paolo.carlini@oracle.com>

        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  <jason@redhat.com>

        * 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  <hubicka@ucw.cz>

        * vtable-class-hierarchy.c: Update handling for section names
        that are no longer trees.
        * decl.c (duplicate_decls): Likewise.

2014-06-11  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/19200
        * parser.c (cp_parser_init_declarator): Actually pass friend_p
        to cp_parser_declarator.

2014-06-11  Paolo Carlini  <paolo.carlini@oracle.com>

        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  <paolo.carlini@oracle.com>

        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  <hubicka@ucw.cz>

        * 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  <paolo.carlini@oracle.com>

        PR c++/22556
        * name-lookup.c (pushdecl_maybe_friend_1): Use comptypes.

2014-06-07  Jan Hubicka  <hubicka@ucw.cz>

        * 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  <paolo.carlini@oracle.com>

        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  <jason@redhat.com>

        PR c++/43453
        * decl.c (check_initializer): Collapse a TREE_LIST here.
        * typeck2.c (store_init_value): Not here.

2014-06-05  Richard Biener  <rguenther@suse.de>
            Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/56961
        * cp-gimplify.c (cp_gimplify_expr, [MODIFY_EXPR]): Rework
        handling of empty classes.

2014-06-04  Jason Merrill  <jason@redhat.com>

        * 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  <rguenther@suse.de>

        PR c++/61004
        * typeck.c (cp_build_indirect_ref): Do not emit strict-aliasing
        warnings for accessing empty classes.

2014-06-05  Marek Polacek  <polacek@redhat.com>

        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  <paolo.carlini@oracle.com>

        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  <jason@redhat.com>

        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  <igor.zamyatin@intel.com>

        PR c/58942
        * cp-array-notation.c (expand_sec_reduce_builtin): Handle the case
        with a pointer.

2014-06-03  Paolo Carlini  <paolo.carlini@oracle.com>

        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  <polacek@redhat.com>

        PR c/60439
        * semantics.c (finish_switch_cond): Warn if switch condition has
        boolean value.

2014-06-03  Jason Merrill  <jason@redhat.com>

        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  <jason@redhat.com>

        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  <paolo.carlini@oracle.com>

        * pt.c (tsubst_function_type): Initialize arg_types.

2014-06-02  Siva Chandra Reddy  <sivachandra@google.com>

        PR debug/57519
        * class.c (handle_using_decl): Pass the correct scope to
        cp_emit_debug_info_for_using.

2014-06-02  Ville Voutilainen  <ville.voutilainen@gmail.com>

        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  <amacleod@redhat.com>

        * decl.c: Include builtins.h.
        * semantics.c: Likewise.

2014-05-31  Paolo Carlini  <paolo.carlini@oracle.com>

        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  <jason@redhat.com>

        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  <jason@redhat.com>

        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  <hubicka@ucw.cz>

        * 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  <hubicka@ucw.cz>

        * 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  <hubicka@ucw.cz>

        * class.c (build_vtable): Align vtables to TARGET_VTABLE_ENTRY_ALIGN
        ignoring other target adjustments.

2014-05-23  Thomas Schwinge  <thomas@codesourcery.com>

        * semantics.c (finish_omp_clauses): Remove duplicated variable
        initialization.

        * parser.c (cp_parser_omp_target): Return bool values.

2014-05-22  Paolo Carlini  <paolo.carlini@oracle.com>

        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  <jwakely@redhat.com>

        PR c/61271
        * cp-array-notation.c (cilkplus_an_triplet_types_ok_p): Fix condition.

2014-05-21  Ville Voutilainen  <ville.voutilainen@gmail.com>

        PR c++/61133
        * lambda.c (build_capture_proxy, add_capture): Treat normal
        captures and init-captures identically.

2014-05-21  Mark Wielaard  <mjw@redhat.com>

        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  <rsandifo@linux.vnet.ibm.com>

        * 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  <igor.zamyatin@intel.com>

        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  <paolo.carlini@oracle.com>

        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  <jason@redhat.com>

        * 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  <paolo.carlini@oracle.com>

        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  <rsandifo@linux.vnet.ibm.com>

        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  <paolo.carlini@oracle.com>

        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  <jason@redhat.com>

        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  <paolo.carlini@oracle.com>

        * typeck2.c (cxx_incomplete_type_diagnostic): Use inform.
        * parser.c (cp_parser_enum_specifier): Likewise.

2014-05-17  Trevor Saunders  <tsaunders@mozilla.com>

        * 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  <paolo.carlini@oracle.com>

        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  <jason@redhat.com>

        * call.c (print_conversion_rejection): Use loc consistently.

2014-05-14  Paolo Carlini  <paolo.carlini@oracle.com>

        * 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  <jason@redhat.com>

        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  <jason@redhat.com>

        * 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  <jason@redhat.com>

        * 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  <paolo.carlini@oracle.com>

        * 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  <momchil.velikov@gmail.com>

        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  <paolo.carlini@oracle.com>

        * 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  <jason@redhat.com>

        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  <paolo.carlini@oracle.com>

        PR c++/13981
        * typeck.c (convert_for_assignment): Provide an inform for pointers
        to incomplete class types.

2014-05-07  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/61083
        * pt.c (convert_nontype_argument): Protect all the error calls
        with complain & tf_error.

2014-05-07  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/61080
        * pt.c (instantiate_decl): Avoid generating the body of a
        deleted function.

2014-05-06  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/60999
        * pt.c (maybe_begin_member_template_processing): Use
        uses_template_parms.

2014-05-06  Kenneth Zadeck  <zadeck@naturalbridge.com>
            Mike Stump  <mikestump@comcast.net>
            Richard Sandiford  <rdsandiford@googlemail.com>

        * 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  <paolo.carlini@oracle.com>

        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  <jason@redhat.com>

        * 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  <polacek@redhat.com>

        * typeck.c (maybe_warn_about_returning_address_of_local): Separate
        warning_at calls.

2014-05-01  Marek Polacek  <polacek@redhat.com>

        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  <jason@redhat.com>

        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  <polacek@redhat.com>

        * 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  <jason@redhat.com>

        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  <paolo.carlini@oracle.com>

        PR c++/59120
        * parser.c (cp_parser_alias_declaration): Check return value of
        cp_parser_require.

2014-04-24  Jakub Jelinek  <jakub@redhat.com>

        * 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  <marc.glisse@inria.fr>

        PR libstdc++/43622
        * rtti.c (emit_support_tinfos): Do not iterate on
        registered_builtin_types (partial revert).

2014-04-23 Dinar Temirbulatov  <dtemirbulatov@gmail.com>

        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  <marc.glisse@inria.fr>

        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  <jakub@redhat.com>

        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  <jason@redhat.com>

        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  <marc.glisse@inria.fr>

        * decl.c (reshape_init_r): Handle a single element of vector type.

2014-04-16  Patrick Palka  <patrick@parcs.ath.cx>

        PR c++/60765
        * decl2.c (cplus_decl_attributes): Handle
        pointer-to-member-function declarations.

2014-04-16  Patrick Palka  <patrick@parcs.ath.cx>

        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  <ppluzhnikov@google.com>

        PR c++/59295
        * friend.c (add_friend, make_friend_class): Move repeated friend
        warning under Wredundant_decls.

2014-04-15  Paolo Carlini  <paolo.carlini@oracle.com>

        * 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  <jakub@redhat.com>

        PR plugins/59335
        * Make-lang.h (CP_PLUGIN_HEADERS): Add type-utils.h.

2014-04-14  Paolo Carlini  <paolo.carlini@oracle.com>

        * cp-tree.h (TYPE_IDENTIFIER): Remove declaration.

2014-04-14  Paolo Carlini  <paolo.carlini@oracle.com>

        * pt.c (mark_template_parm): Use template_parm_level_and_index.

2014-04-11  Jason Merrill  <jason@redhat.com>

        * 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  <paolo.carlini@oracle.com>

        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  <jason@redhat.com>

        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  <rguenther@suse.de>
            Jakub Jelinek  <jakub@redhat.com>

        PR ipa/60761
        * error.c (dump_decl) <case FUNCTION_DECL>: If
        DECL_LANG_SPECIFIC is NULL, but DECL_ABSTRACT_ORIGIN is not,
        recurse on DECL_ABSTRACT_ORIGIN instead of printing
        <built-in>.

2014-04-09  Fabien Chêne  <fabien@gcc.gnu.org>

        * 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  <paolo.carlini@oracle.com>

        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  <nathan@codesourcery.com>

        * 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  <fabien@gcc.gnu.org>

        * 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  <paolo.carlini@oracle.com>

        PR c++/58207
        * semantics.c (sort_constexpr_mem_initializers): Robustify loop.

2014-04-04  Patrick Palka  <patrick@parcs.ath.cx>

        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  <fabien@gcc.gnu.org>

        * 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  <fabien@gcc.gnu.org>

        * decl.c (duplicate_decls): Check for the return of permerror
        before emitting a note.

2014-04-03  Nathan Sidwell  <nathan@codesourcery.com>

        * 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  <jason@redhat.com>

        * 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  <fabien@gcc.gnu.org>

        * init.c (perform_member_init): Homogenize uninitialized
        diagnostics.

2014-04-01  Jason Merrill  <jason@redhat.com>

        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  <patrick@parcs.ath.cx>

        PR c++/44859
        * typeck.c (maybe_warn_about_returning_address_of_local): Unwrap
        COMPONENT_REFs and ARRAY_REFs sooner.

2014-03-29  Adam Butcher  <adam@jessamine.co.uk>

        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  <adam@jessamine.co.uk>

        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  <fabien@gcc.gnu.org>

        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  <jason@redhat.com>

        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  <jakub@redhat.com>

        PR c++/60331
        * semantics.c (potential_constant_expression_1): Handle
        DECL_EXPR.

2014-03-24  Adam Butcher  <adam@jessamine.co.uk>

        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  <jason@redhat.com>

        PR c++/60574
        * decl.c (grokdeclarator): Change permerror about 'virtual auto'
        to error.

2014-03-21  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/60384
        * name-lookup.c (push_class_level_binding_1): Check identifier_p
        on the name argument.

2014-03-20  Jakub Jelinek  <jakub@redhat.com>

        PR c++/60572
        * init.c (build_zero_init_1): Ignore fields with error_mark_node
        type.

2014-03-19  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/51474
        * call.c (build_new_method_call_1): Handle pure virtuals called by
        NSDMIs too.

2014-03-17  Adam Butcher  <adam@jessamine.co.uk>

        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  <paolo.carlini@oracle.com>

        PR c++/59571
        * typeck2.c (check_narrowing): Use fold_non_dependent_expr_sfinae.

2014-03-14  Jason Merrill  <jason@redhat.com>

        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  <paolo.carlini@oracle.com>

        PR c++/60383
        * pt.c (maybe_process_partial_specialization): Check return value
        of check_specialization_namespace.

2014-03-13  Paolo Carlini  <paolo.carlini@oracle.com>

        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  <paolo.carlini@oracle.com>

        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  <jason@redhat.com>

        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  <adam@jessamine.co.uk>

        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  <jason@redhat.com>

        * 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  <paolo.carlini@oracle.com>

        PR c++/58609
        * decl.c (check_initializer): Return NULL_TREE after error;
        consistently use inform.

2014-03-07  Paolo Carlini  <paolo.carlini@oracle.com>

        * decl.c (check_initializer): Remove dead code.

2014-03-06  Marek Polacek  <polacek@redhat.com>

        PR c/60197
        * typeck.c (check_return_expr): Call contains_cilk_spawn_stmt instead
        of checking tree code.

2014-03-06  Paolo Carlini  <paolo.carlini@oracle.com>

        * 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  <jason@redhat.com>

        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  <jason@redhat.com>

        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  <paolo.carlini@oracle.com>

        PR c++/60376
        * parser.c (cp_parser_using_declaration): Early return when
        cp_parser_nested_name_specifier errors out.

2014-03-01  Adam Butcher  <adam@jessamine.co.uk>

        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  <paolo.carlini@oracle.com>

        * 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  <jason@redhat.com>

        PR c++/60379
        * semantics.c (begin_maybe_infinite_loop): Use
        fold_non_dependent_expr_sfinae.

2014-02-28  Jason Merrill  <jason@redhat.com>

        PR c++/58845
        * typeck.c (cp_build_binary_op): Sorry on vector&&vector.

2014-02-28  Paolo Carlini  <paolo.carlini@oracle.com>

        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  <paolo.carlini@oracle.com>

        PR c++/60253
        * call.c (convert_arg_to_ellipsis): Return error_mark_node after
        error_at.

2014-02-27  Jason Merrill  <jason@redhat.com>

        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  <jason@redhat.com>

        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  <jason@redhat.com>

        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  <adam@jessamine.co.uk>

        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  <jason@redhat.com>

        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  <jason@redhat.com>

        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  <adam@jessamine.co.uk>

        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  <ktietz@redhat.com>

        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  <jason@redhat.com>

        PR c++/60046
        * pt.c (maybe_instantiate_noexcept): Don't instantiate exception
        spec from template context.

2014-02-19  Jakub Jelinek  <jakub@redhat.com>

        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  <paolo.carlini@oracle.com>

        PR c++/60225
        * semantics.c (ensure_literal_type_for_constexpr_object): Use
        strip_array_types.

2014-02-18  Paolo Carlini  <paolo.carlini@oracle.com>

        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  <adam@jessamine.co.uk>

        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  <paolo.carlini@oracle.com>

        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  <hubicka@ucw.cz

        * parser.c (synthesize_implicit_template_parm): Use grow_tree_vec.

2014-02-05  Jakub Jelinek  <jakub@redhat.com>

        PR c++/58703
        * parser.c (cp_parser_omp_declare_reduction): Save and free
        declarator_obstack.

2014-02-03  Marc Glisse  <marc.glisse@inria.fr>

        PR c++/53017
        PR c++/59211
        * tree.c (handle_init_priority_attribute): Call default_conversion on
        the attribute argument.

2014-02-03  Paolo Carlini  <paolo.carlini@oracle.com>

        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  <paolo.carlini@oracle.com>

        PR c++/51219
        * typeck2.c (process_init_constructor_record): Just skip unnamed
        bit-fields.

2014-01-31  Jason Merrill  <jason@redhat.com>

        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  <paolo.carlini@oracle.com>

        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  <jason@redhat.com>

        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  <polacek@redhat.com>

        PR c/59963
        * typeck.c (build_function_call_vec): Add dummy arg_loc parameter.

2014-01-30  Jason Merrill  <jason@redhat.com>

        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  <rdsandiford@googlemail.com>

        PR c++/58708
        * parser.c (make_string_pack): Use double_int::from_buffer.

2014-01-30  Marek Polacek  <polacek@redhat.com>

        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  <paolo.carlini@oracle.com>

        PR c++/58843
        * typeck.c (lookup_destructor): Check dtor_type for error_mark_node.

2014-01-30  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/58649
        * pt.c (lookup_template_class_1): Check start_enum return value
        for error_mark_node.

2014-01-30  Paolo Carlini  <paolo.carlini@oracle.com>

        * 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  <jason@redhat.com>

        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  <jason@redhat.com>

        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  <paolo.carlini@oracle.com>

        PR c++/58846
        * decl.c (get_dso_handle_node): Don't crash if dso_handle_node
        == error_mark_node.

2014-01-29  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/58674
        * pt.c (instantiate_template_1): Check for error_mark_node the second
        argument too.

2014-01-29  Jason Merrill  <jason@redhat.com>

        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  <paolo.carlini@oracle.com>

        PR c++/58702
        * semantics.c (finish_omp_reduction_clause): Check type for
        error_mark_node.

2014-01-28  Jason Merrill  <jason@redhat.com>

        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  <jason@redhat.com>

        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  <balaji.v.iyer@intel.com>

        * 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  <jason@redhat.com>

        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  <jakub@redhat.com>

        * typeck2.c (split_nonconstant_init_1): Fix num_split_elts
        handling for RANGE_ARRAY case.

2014-01-24  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/57524
        * name-lookup.c (push_using_directive): Use timevar_cond_start.

2014-01-23  Marek Polacek  <polacek@redhat.com>

        PR c/59846
        * typeck.c (cp_build_binary_op): Pass location to shorten_compare.

2014-01-23  Marek Polacek  <polacek@redhat.com>

        PR c/58346
        * typeck.c (pointer_diff): Give an error on arithmetic on pointer to
        an empty aggregate.

2014-01-23  Jason Merrill  <jason@redhat.com>

        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  <paolo.carlini@oracle.com>

        PR c++/58980
        * parser.c (cp_parser_enum_specifier): Handle TYPENAME_TYPE as
        nested_name_specifier.

2014-01-23  Balaji V. Iyer  <balaji.v.iyer@intel.com>

        * 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  <jakub@redhat.com>

        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  <ville.voutilainen@gmail.com>

        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  <ebotcazou@adacore.com>

        * decl2.c (cpp_check): Revert prototype change.

2014-01-17  Paolo Carlini  <paolo.carlini@oracle.com>

        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  <paolo.carlini@oracle.com>

        PR c++/59269
        * init.c (build_value_init_noctor): Assert !TYPE_HAS_COMPLEX_DFLT
        only when errorcount == 0.

2014-01-17  Marek Polacek  <polacek@redhat.com>

        PR c++/59838
        * cvt.c (ocp_convert): Don't segfault on non-existing
        ENUM_UNDERLYING_TYPE.

2014-01-16  Jason Merrill  <jason@redhat.com>

        PR c++/59821
        * tree.c (bot_manip): Update the location of builtin_LINE and
        builtin_FILE calls.

2014-01-14  Jason Merrill  <jason@redhat.com>

        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  <balaji.v.iyer@intel.com>

        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  <jason@redhat.com>

        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  <jason@redhat.com>

        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  <paolo.carlini@oracle.com>

        * 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  <adam@jessamine.co.uk>

        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  <marc.glisse@inria.fr>

        PR c++/58950
        * cvt.c (convert_to_void): Handle VEC_PERM_EXPR and VEC_COND_EXPR.

2014-01-03  Tobias Burnus  <burnus@net-b.de>

        PR c++/58567
        * pt.c (tsubst_omp_for_iterator): Early return for error_mark_node.

2014-01-03  Paolo Carlini  <paolo.carlini@oracle.com>

        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  <marc.glisse@inria.fr>

        PR c++/59087
        * parser.c (cp_parser_userdef_numeric_literal): Mention
        -fext-numeric-literals in the message.

2014-01-02  Marc Glisse  <marc.glisse@inria.fr>

        PR c++/59641
        * call.c (build_conditional_expr_1): Check the return value of
        force_rvalue.

2014-01-02  Marc Glisse  <marc.glisse@inria.fr>

        * call.c (convert_like_real): Check complain.

2014-01-02  Marc Glisse  <marc.glisse@inria.fr>

        PR c++/59378
        * typeck.c (build_x_vec_perm_expr): Handle non-dependent arguments
        in templates.

2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>

        Update copyright years

2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>

        * cp-array-notation.c, cp-cilkplus.c, vtable-class-hierarchy.c: Use
        the standard form for the copyright notice.
\f
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