Merge from transactional-memory branch.

[pf3gnuchains/gcc-fork.git] / gcc / cp / ChangeLog

2011-11-07  Richard Henderson  <rth@redhat.com>
            Aldy Hernandez  <aldyh@redhat.com>
            Torvald Riegel  <triegel@redhat.com>

        Merged from transactional-memory.

        * call.c (build_new_function_call): Call tm_malloc_replacement.
        * class.c (check_bases): Compute transaction attributes for the
        class based on its base classes.
        (look_for_tm_attr_overrides, set_one_vmethod_tm_attributes,
        set_method_tm_attributes): New.
        (finish_struct_1): Call set_method_tm_attributes.
        * cp-tree.h (begin_transaction_stmt, finish_transaction_stmt,
        build_transaction_expr): Declare.
        (TRANSACTION_EXPR_IS_STMT): New.
        * decl.c (push_cp_library_fn): Set attribute to transaction_safe.
        * except.c (do_get_exception_ptr): Apply transaction_pure.
        (do_begin_catch): Mark _ITM_cxa_begin_catch transaction_pure and
        record as transactional-memory wrapper.
        (do_end_catch): Similarly for _ITM_cxa_end_catch.
        (do_allocate_exception): Similarly for _ITM_cxa_allocate_exception.
        (build_throw): Similarly for _ITM_cxa_throw. Make __cxa_rethrow pure.
        * parser.h (struct cp_parser): Add in_transaction flag.
        * parser.c (enum non_integral_constant): Add NIC_TRANSACTION.
        (cp_parser_non_integral_constant_expression): Handle NIC_TRANSACTION.
        (enum required_token): Add transaction tokens.
        (cp_parser_transaction, cp_parser_transaction_expression,
        cp_parser_function_transaction, cp_parser_transaction_cancel,
        cp_parser_txn_attribute_opt): New.
        (cp_parser_unary_expression): Handle RID_TRANSACTION*.
        (cp_parser_statement, cp_parser_function_definition_after_declarator,
        cp_parser_token_starts_function_definition_p): Same.
        (cp_parser_required_error): Handle RT_TRANSACTION*.
        * pt.c (tsubst_expr): Handle TRANSACTION_EXPR.
        * semantics.c (begin_transaction_stmt, finish_transaction_stmt,
        build_transaction_expr): New.

2011-11-08  Dodji Seketeli  <dodji@redhat.com>

        Fix context handling of alias-declaration
        * decl.c (start_decl): Update comment.
        * error.c (dump_alias_template_specialization): Dump the context
        of the specialization.
        * parser.c (cp_parser_alias_declaration): Call pop_scope on the
        pushed scope yielded by start_decl.

2011-11-08  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50864
        * parser.c (cp_parser_postfix_dot_deref_expression): Reject invalid
        uses of '->' and '.' as postfix-expression in namespace scope.

2011-11-07  Jason Merrill  <jason@redhat.com>

        PR c++/50848
        * pt.c (tsubst_copy_and_build) [CALL_EXPR]: Don't crash
        if lookup finds a non-function.

        PR c++/50863
        * parser.c (cp_parser_initializer_list): Parse C99
        array designators tentatively.

        PR c++/50870
        * pt.c (tsubst_copy): Handle NAMESPACE_DECL.
        (tsubst_copy_and_build) [COMPONENT_REF]: Handle a still-dependent
        object.

2011-11-07  Paolo Carlini  <paolo.carlini@oracle.com>

        * pt.c (tsubst_copy_and_build): Fix qualified_name_lookup_error
        call in case COMPONENT_REF.

2011-11-07  Jason Merrill  <jason@redhat.com>
            Dodji Seketeli  <dodji@redhat.com>

        Support C++11 alias-declaration
        PR c++/45114
        * cp-tree.h (TYPE_DECL_ALIAS_P, TYPE_ALIAS_P)
        (DECL_TYPE_TEMPLATE_P, DECL_ALIAS_TEMPLATE_P): New accessor
        macros.
        (TYPE_TEMPLATE_INFO): Get template info of an alias template
        specializations from its TYPE_DECL.
        (SET_TYPE_TEMPLATE_INFO): Set template info of alias template
        specializations into its TYPE_DECL.
        (DECL_CLASS_TEMPLATE_P): Re-write using the new
        DECL_TYPE_TEMPLATE_P.
        (enum cp_decl_spec): Add new ds_alias enumerator.
        (alias_type_or_template_p, alias_template_specialization_p):
        Declare new functions.
        * parser.c (cp_parser_alias_declaration): New static function.
        (cp_parser_check_decl_spec): Add "using" name for the `alias'
        declspec.
        (cp_parser_type_name): Update comment.  Support simple-template-id
        representing alias template specializations in c++0x mode.
        (cp_parser_qualifying_entity): Update comment.  Use
        cp_parser_type_name.
        (cp_parser_block_declaration): Handle alias-declaration in c++11.
        Update comment.
        (cp_parser_template_id): Handle specializations of alias
        templates.
        (cp_parser_member_declaration): Add alias-declaration production
        to comment.  Support alias-declarations.
        (cp_parser_template_declaration_after_export): Handle alias
        templates in c++11.
        * decl.c (make_typename_type, make_unbound_class_template): Accept
        alias templates.
        (grokdeclarator): Set TYPE_DECL_ALIAS_P on alias
        declarations.
        * decl2.c (grokfield): Move template creation after setting up the
        TYPE_DECL of the alias, so that the TEMPLATE_DECL of the alias
        template actually carries the right type-id of the alias
        declaration.
        * pt.c (alias_type_or_template_p)
        (alias_template_specialization_p): Define new public functions.
        (maybe_process_partial_specialization): Reject partial
        specializations of alias templates.
        (primary_template_instantiation_p): Consider alias template
        instantiations.
        (push_template_decl_real): Assert that TYPE_DECLs of alias
        templates are different from those of class template.  Store
        template info onto the TYPE_DECL of the alias template.
        (convert_template_argument): Strip aliases from template
        arguments.
        (lookup_template_class_1): Handle the creation of the
        specialization of an alias template.
        (tsubst_decl): Create a substituted copy of the TYPE_DECL of an
        member alias template.
        (tsubst): Handle substituting into the type of an alias template.
        Handle substituting UNBOUND_CLASS_TEMPLATE into
        BOUND_TEMPLATE_TEMPLATE_PARM.
        (do_type_instantiation): Better diagnostics when trying to
        explicitely instantiate a non-class template.
        * search.c (lookup_field_1, lookup_field_r): Support looking up
        alias templates.
        * semantics.c (finish_template_type): For instantiations of alias
        templates, return the TYPE_DECL of the actual alias and not the
        one of the aliased type.
        * error.c (dump_alias_template_specialization): New static
        function.
        (dump_type): Handle printing of alias templates and their
        specializations.  templates.
        (dump_aggr_type): For specialization of alias templates, fetch
        arguments from the right place.
        (dump_decl): Print an alias-declaration like `using decl = type;'
        (dump_template_decl):  Support printing of alias templates.

2011-11-07  Jason Merrill  <jason@redhat.com>

        PR c++/35688
        * decl2.c (constrain_visibility): Return void.  Add tmpl parm
        which gives the constraint priority over an attribute.
        (constrain_visibility_for_template, determine_visibility): Adjust.
        * pt.c (instantiate_class_template_1): Call determine_visibility.

        PR c++/33255
        * decl.c (save_function_data): Clear local_typedefs.

        * decl.c (cp_finish_decl): Only make_tree_vector if we're calling
        check_initializer.

2011-11-06  Jason Merrill  <jason@redhat.com>

        PR c++/35688
        * decl2.c (constrain_visibility): Check decl_has_visibility_attr
        rather than DECL_VISIBILITY_SPECIFIED.

2011-11-06  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/47695
        * decl2.c (mark_used): Early return false after error or sorry.
        * cp-tree.h (mark_used): Adjust declaration.
        * semantics.c (finish_id_expression): Check mark_used return value.

2011-11-05  Jason Merrill  <jason@redhat.com>

        PR c++/48370
        * decl.c (cp_finish_decl): Mostly revert previous change.

2011-11-04  Jason Merrill  <jason@redhat.com>

        PR c++/26714
        * init.c (perform_member_init): Strip TARGET_EXPR around NSDMI.
        Do temporary lifetime extension.

        PR c++/48370
        * decl.c (cp_finish_decl): Run cleanups in the right order.

2011-11-04  Eric Botcazou  <ebotcazou@adacore.com>

        PR c++/50608
        * semantics.c (finish_offsetof): Adjust call to fold_offsetof.
        * typeck.c (cp_build_addr_expr_1): Call fold_offsetof_1.

2011-11-04  Paolo Carlini  <paolo.carlini@oracle.com>

        * typeck.c (build_indirect_ref): Use ATTRIBUTE_UNUSED.
        * mangle.c (write_unnamed_type_name): Likewise.

2011-11-04  Magnus Fromreide  <magfr@lysator.liu.se>

        * parser.c (cp_parser_enumerator_list): Do not warn about
        trailing commas in C++0x mode.

2011-11-04  Olivier Goffart  <olivier@woboq.com>
            Jason Merrill  <jason@redhat.com>

        PR c++/50965
        * class.c (check_field_decls): NSDMI makes a class non-aggregate.

2011-11-04  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/48420
        * call.c (conversion_null_warnings): For 'false' to NULL pointer,
        just check that TREE_TYPE (expr) is a BOOLEAN_TYPE.

2011-11-04  Ed Smith-Rowland  <3dw4rd@verizon.net>

        PR c++/50941
        * parser.c (cp_parser_userdef_string_literal): Fix string length.

2011-11-04  Jason Merrill  <jason@redhat.com>

        PR c++/48370
        * call.c (extend_ref_init_temps, extend_ref_init_temps_1): New.
        (set_up_extended_ref_temp): Use it.  Change cleanup parm to VEC.
        (initialize_reference): Just call convert_like.
        * decl.c (grok_reference_init): Just call initialize_reference.
        (build_init_list_var_init): Remove.
        (check_initializer): Change cleanup parm to VEC.  Handle references
        like other types.  Call perform_implicit_conversion instead
        of build_init_list_var_init.  Don't use build_aggr_init for
        aggregate initialization of arrays.
        (cp_finish_decl): Change cleanup to VEC.
        * typeck2.c (store_init_value): Call extend_ref_init_temps.
        Use build_vec_init for non-constant arrays.
        * init.c (expand_aggr_init_1): Adjust.
        (build_vec_init): Avoid re-converting an initializer
        that's already digested.
        * mangle.c (mangle_ref_init_variable): Add a discriminator.
        * cp-tree.h: Adjust.
        * typeck.c (convert_for_initialization): Adjust.
        * decl2.c (maybe_emit_vtables): Adjust.

2011-11-02  Jason Merrill  <jason@redhat.com>

        PR c++/50930
        * init.c (build_aggr_init): Don't set LOOKUP_ONLYCONVERTING
        if the initializer has TARGET_EXPR_DIRECT_INIT_P.
        (expand_default_init): An initializer with TARGET_EXPR_DIRECT_INIT_P
        or TARGET_EXPR_LIST_INIT_P doesn't need more processing.
        * tree.c (bot_manip): Propagate TARGET_EXPR_IMPLICIT_P,
        TARGET_EXPR_LIST_INIT_P, TARGET_EXPR_DIRECT_INIT_P.
        * call.c (convert_like_real): Set TARGET_EXPR_DIRECT_INIT_P
        as appropriate on list-value-initialization.

        * parser.c (cp_parser_decl_specifier_seq): Change "C++0x" to
        "C++11" in warnings.
        (cp_lexer_get_preprocessor_token): Likewise.
        (cp_parser_binary_expression): Likewise.

2011-11-02  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50810
        * typeck2.c (check_narrowing): Adjust OPT_Wnarrowing diagnostics.
        (digest_init_r): Call check_narrowing irrespective of the C++ dialect.
        * decl.c (check_initializer): Likewise.
        * semantics.c (finish_compound_literal): Likewise.

2011-11-02  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50956
        * typeck.c (build_const_cast_1): Fix -Wcast-qual for false
        comp_ptr_ttypes_const.

2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * Make-lang.in (g++spec.o): Pass SHLIB instead of SHLIB_LINK.

2011-11-01  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/44277
        * cvt.c (cp_convert_to_pointer): Warn for zero as null pointer
        constant.
        * typeck.c (cp_truthvalue_conversion): Handle pointers and member
        function pointers under c_inhibit_evaluation_warnings; use
        nullptr_node for data member pointers.
        (cp_build_binary_op): Tweak, just forward to cp_convert op1,
        either a nullptr_node or an integer_zero_node.
        (build_ptrmemfunc): Use nullptr_node.
        * init.c (build_zero_init_1): Likewise.

2011-11-01  Jason Merrill  <jason@redhat.com>

        PR c++/50500
        DR 1082
        * search.c (lookup_fnfields_idx_nolazy): Split out from...
        (lookup_fnfields_1): ...here.
        (lookup_fnfields_slot_nolazy): Use it.
        * cp-tree.h: Declare it.
        * class.c (type_has_move_assign): Use it.
        (type_has_user_declared_move_assign): Likewise.

2011-10-31  Jason Merrill  <jason@redhat.com>

        PR c++/50920
        * class.c (check_field_decl): Change c++0x in diags to c++11.
        * error.c (maybe_warn_cpp0x): Likewise.
        * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
        * pt.c (check_default_tmpl_args): Likewise.

2011-10-31   Diego Novillo  <dnovillo@google.com>

        * mangle.c (get_mangled_id): Factor from ...
        (mangle_decl): ... here.
        Call get_mangled_id.

2011-10-25  Gerald Pfeifer  <gerald@pfeifer.com>

        * NEWS (GCC 2.95): Refer to GNU/Linux instead of Linux.
        (EGCS 1.0): Ditto.

2011-10-29  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50901
        * call.c (build_new_op_1): Handle ABS_EXPR together with the
        other unary EXPR.

2011-10-28  Paolo Carlini  <paolo.carlini@oracle.com>

        Revert:
        2011-10-28  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50864
        * pt.c (tsubst_copy_and_build): Fix qualified_name_lookup_error
        call in case COMPONENT_REF.

2011-10-28  Paolo Carlini  <paolo.carlini@oracle.com>

        * pt.c (unify_pack_expansion): Initialize bad_old_arg and bad_new_arg.

2011-10-28  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50864
        * pt.c (tsubst_copy_and_build): Fix qualified_name_lookup_error
        call in case COMPONENT_REF.

2011-10-27  Jason Merrill  <jason@redhat.com>

        * semantics.c (cxx_eval_outermost_constant_expr): Check
        cp_has_mutable_p.
        (cxx_eval_component_reference): Check DECL_MUTABLE_P.

2011-10-27  Roberto Agostino Vitillo  <ravitillo@lbl.gov>

        PR c++/30066
        * decl2.c (determine_hidden_inline): New function.
        (determine_visibility): fvisibility-inlines-hidden affects inline
        functions.

2011-10-27  Dodji Seketeli  <dodji@redhat.com>

        * cp-tree.h (DECL_DECLARES_TYPE_P): Fix comment.

2011-10-26  Jason Merrill  <jason@redhat.com>

        * typeck.c (check_literal_operator_args): Avoid building types.

2011-10-26  Ed Smith-Rowland  <3dw4rd@verizon.net>

        Implement C++11 user-defined literals.
        * cp-objcp-common.c: (cp_tree_size) Return size of USERDEF_LITERAL tree.
        * cp-tree.h: (UDLIT_OP_*, UDLIT_OPER_P): Literal operator
        name tools. New tree code for user-defined literals.
        * cxx-pretty-print.h: (pp_cxx_userdef_literal) New.
        * cxx-pretty-print.c: (pp_cxx_userdef_literal) New.
        (pp_cxx_primary_expression, pp_cxx_expression): Use it.
        * decl.c: (cp_tree_node_structure): Return new tree code.
        (duplicate_decls): Check for raw vs. template operator conflicts.
        (grokfndecl, grokdeclarator): New checks for literal operators.
        * error.c: (dump_expr): Warn about user-defined literals
        in C++98 mode. (dump_function_name): Pretty printing.
        * mangle.c: (write_literal_operator_name): New.
        (write_unqualified_id, write_unqualified_name): Use it.
        * parser.c: (cp_parser_operator): Handle operator"".
        (cp_parser_userdef_char_literal, cp_parser_userdef_numeric_literal,
        cp_parser_userdef_string_literal): New.
        (cp_parser_primary_expression): Handle new user-defined literal tokens
        with new functions.
        * semantics.c: (potential_constant_expression_1): Add
        user-defined literals.
        * typeck.c (check_raw_literal_operator,
        check_literal_operator_args): New.

2011-10-26  Paolo Carlini  <paolo.carlini@oracle.com>

        * typeck.c (cp_build_addr_expr_1): Use BASELINK_P.
        * class.c (instantiate_type): Likewise.
        * pt.c (convert_nontype_argument_function, uses_template_parms,
        tsubst_copy, resolve_nondeduced_context, type_dependent_expression_p):
        Likewise.
        * semantics.c (finish_decltype_type): Likewise.
        * decl2.c (mark_used): Likewise.
        * name-lookup.c (arg_assoc): Likewise.

2011-10-26  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50870
        * typeck.c (non_reference): Pass NULL_TREE through.

2011-10-25  Jason Merrill  <jason@redhat.com>

        PR c++/50866
        PR c++/41449
        * semantics.c (maybe_cleanup_point_expr_void): No longer static.
        * typeck2.c (split_nonconstant_init_1): Use it.
        * cp-tree.h: Declare it.
        * decl.c (wrap_cleanups_r): Stop at CLEANUP_POINT_EXPR.

        PR c++/49996
        * tree.c (stabilize_init): Stabilize scalar elements of a
        CONSTRUCTOR, too.

2011-10-25  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50858
        * typeck.c (composite_pointer_type_r): Check return value of
        composite_pointer_type_r for error_mark_node.

2011-10-25  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50861
        * pt.c (tsubst_copy_and_build): Check return value of
        tsubst_copy_and_build for error_mark_node.

2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50841
        Revert:
        2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50810
        * typeck2.c (check_narrowing): Adjust OPT_Wnarrowing diagnostics.
        (digest_init_r): Call check_narrowing irrespective of the C++ dialect.
        * decl.c (check_initializer): Likewise.
        * semantics.c (finish_compound_literal): Likewise.

2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50810
        * typeck2.c (check_narrowing): Adjust OPT_Wnarrowing diagnostics.
        (digest_init_r): Call check_narrowing irrespective of the C++ dialect.
        * decl.c (check_initializer): Likewise.
        * semantics.c (finish_compound_literal): Likewise.

2011-10-21  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/45385
        * init.c (build_vec_init): Early return error_mark_node if
        maxindex is -1.

2011-10-21  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/31423
        * typeck2.c (cxx_incomplete_type_diagnostic): Improve error message
        for invalid use of member function.

2011-10-21  Ville Voutilainen  <ville.voutilainen@gmail.com>

        PR c++/50811
        * parser.c (cp_parser_class_head): Parse virt-specifiers
        regardless of whether an id is present

2011-10-20  Jason Merrill  <jason@redhat.com>

        PR c++/41449
        * typeck2.c (split_nonconstant_init_1): Handle EH cleanup of
        initialized subobjects.

2011-10-19  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/13657
        * class.c (instantiate_type): Fix error message.

2011-10-19  Jason Merrill  <jason@redhat.com>

        PR c++/50793
        * tree.c (bot_manip): Propagate AGGR_INIT_ZERO_FIRST.

2011-10-19  Roland Stigge  <stigge@antcom.de>

        PR translation/49704
        * semantics.c (potential_constant_expression_1): Use "AST" instead of
        "ast" in sorry message.

2011-10-19  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/38761
        PR c++/40872
        * decl.c (duplicate_decls, make_typename_type, grokdeclarator): Use
        G_() in error message strings to facilitate translation.
        * semantics.c (finish_id_expression): Likewise.
        * parser.c (cp_parser_nested_name_specifier_opt,
        cp_parser_parameter_declaration): Likewise.

2011-10-18  Jason Merrill  <jason@redhat.com>

        PR c++/50531
        * pt.c (instantiate_decl): Recognize when a function defaulted
        outside the class is already instantiated.

        PR c++/50742
        * decl.c (check_previous_goto_1): Handle using-decl.

2011-10-18  Jason Merrill  <jason@redhat.com>

        PR c++/50500
        DR 1082
        * class.c (type_has_user_declared_move_constructor): New.
        (type_has_user_declared_move_assign): New.
        (add_implicitly_declared_members): Add lazy copy ops
        even if there's a move.
        * method.c (lazily_declare_fn): Delete implicit copies
        if there's a move.
        (maybe_explain_implicit_delete): Explain this.  Use inform rather
        than error.
        * cp-tree.h: Declare new fns.

2011-10-18   Diego Novillo  <dnovillo@google.com>

        * parser.c: Remove ENABLE_CHECKING markers around debugging
        routines.
        (cp_lexer_dump_tokens): Add arguments START_TOKEN and CURR_TOKEN.
        Make static
        When printing CURR_TOKEN surround it in [[ ]].
        Start printing at START_TOKEN.
        Update all users.
        (cp_debug_print_tree_if_set): New.
        (cp_debug_print_context): New.
        (cp_debug_print_context_stack): New.
        (cp_debug_print_flag): New.
        (cp_debug_print_unparsed_function): New.
        (cp_debug_print_unparsed_queues): New.
        (cp_debug_parser_tokens): New.
        (cp_debug_parser): New.
        (cp_lexer_start_debugging): Set cp_lexer_debug_stream to stderr.
        (cp_lexer_stop_debugging): Set cp_lexer_debug_stream to NULL.
        * parser.h (cp_lexer_dump_tokens): Remove declaration.
        (cp_debug_parser): Declare.

2011-10-17  Michael Spertus  <mike_spertus@symantec.com>

        * cp-tree.def: Add BASES as a new tree code.
        * cp-tree.h (enum cp_trait_kind): Add CPTK_BASES, CPTK_DIRECT_BASES.
        (BASES_TYPE, BASES_DIRECT): Define.
        (calculate_bases, finish_bases, calculate_direct_bases): Declare.
        * parser.c (cp_parser_trait_expr, cp_parser_template_argument_list,
        (cp_parser_simple_type_specifier, cp_parser_save_nsdmi): Use them.
        * pt.c (find_parameter_packs_r, tsubst_pack_expansion): Likewise.
        * semantics.c (calculate_bases, finish_bases, calculate_direct_bases,
        dfs_calculate_bases_pre, dfs_calculate_bases_post,
        calculate_bases_helper): Define.

2011-10-17  Jason Merrill  <jason@redhat.com>

        PR c++/50736
        * parser.c (cp_parser_lambda_introducer): Check for more
        invalid captures.

2011-10-17  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/44524
        * typeck.c (build_class_member_access_expr): Provide a better error
        message for X.Y where X is a pointer to class type.
        (finish_class_member_access_expr): Likewise.

2011-10-15  Tom Tromey  <tromey@redhat.com>
            Dodji Seketeli  <dodji@redhat.com>

        * error.c (cp_diagnostic_starter): Pass the relevant location to
        diagnostic_report_current_module.
        (cp_diagnostic_finalizer): Call virt_loc_aware_diagnostic_finalizer.

2011-10-17  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/48489
        * typeck.c (finish_class_member_access_expr): Fix error call
        for TREE_CODE (access_path) == TREE_BINFO.

2011-10-15  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50732
        * semantics.c (finish_trait_expr): Do not try to instantiate the
        the base type of an __is_base_of trait.
        (check_trait_type): Return a tree; use complete_type_or_else.

2011-10-14  Jason Merrill  <jason@redhat.com>

        PR c++/50563
        * parser.c (cp_parser_cache_group): Handle end==CPP_COMMA.
        (cp_parser_save_nsdmi): Pass it.

        PR c++/50707
        * method.c (walk_field_subobs): Check for NSDMI before
        complaining about uninitialized fields.

        * pt.c (tsubst_decl) [FIELD_DECL]: Use void_zero_node
        instead of error_mark_node as a placeholder.

2011-10-14  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/38174
        * call.c (add_builtin_candidate): If two pointers have a composite
        pointer type, generate a single candidate with that type.

2011-10-13  Jason Merrill  <jason@redhat.com>

        PR c++/50614
        * cp-tree.h (VAR_TEMPL_TYPE_FIELD_OR_FUNCTION_DECL_CHECK): New.
        (DECL_TEMPLATE_INFO): Use it.
        * pt.c (tsubst_decl) [FIELD_DECL]: Set DECL_TEMPLATE_INFO
        if the decl has an NSDMI.
        * init.c (perform_member_init): Use it.

        PR c++/50437
        * cp-tree.h (struct tree_lambda_expr): Add closure field.
        (LAMBDA_EXPR_CLOSURE): New.
        * pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Likewise.
        * semantics.c (build_lambda_object): Use it instead of TREE_TYPE.
        (begin_lambda_type, lambda_function, add_capture): Likewise.
        (add_default_capture, lambda_expr_this_capture): Likewise.

2011-10-13   Diego Novillo  <dnovillo@google.com>

        * cp-tree.h (struct language_function): Rename in_function_try_handler
        to x_in_function_try_handler.
        Rename in_base_initializer to x_in_base_initializer.
        Update all users.

2011-10-13   Diego Novillo  <dnovillo@google.com>

        * class.c (sorted_fields_type_new): Factor out of ...
        (finish_struct_1): ... here.

2011-10-13  Jason Merrill  <jason@redhat.com>

        PR c++/50618
        * init.c (expand_aggr_init_1): Don't zero-initialize virtual
        bases of a base subobject.

2011-10-12  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50594
        * decl.c (cxx_init_decl_processing): Add
        __attribute__((externally_visible)) to operator new and
        operator delete library fn.

2011-10-11  Michael Meissner  <meissner@linux.vnet.ibm.com>

        * decl.c (duplicate_decls): Delete old interface with two parallel
        arrays to hold standard builtin declarations, and replace it with
        a function based interface that can support creating builtins on
        the fly in the future.  Change all uses, and poison the old
        names.  Make sure 0 is not a legitimate builtin index.
        * except.c (build_eh_type_type): Ditto.
        (choose_personality_routine): Ditto.
        * semantics.c (finish_omp_atomic): Ditto.
        (finish_omp_barrier): Ditto.
        (finish_omp_flush): Ditto.
        (finish_omp_taskwait): Ditto.

2011-10-11  Jason Merrill  <jason@redhat.com>

        PR c++/49855
        PR c++/49896
        * cp-tree.def (IMPLICIT_CONV_EXPR): New.
        * call.c (perform_implicit_conversion_flags): Build it
        instead of NOP_EXPR.
        * cp-objcp-common.c (cp_common_init_ts): It's typed.
        * cxx-pretty-print.c (pp_cxx_cast_expression): Handle it.
        (pp_cxx_expression): Likewise.
        * error.c (dump_expr): Likewise.
        * semantics.c (potential_constant_expression_1): Likewise.
        * tree.c (cp_tree_equal): Likewise.
        (cp_walk_subtrees): Likewise.
        * pt.c (iterative_hash_template_arg): Likewise.
        (for_each_template_parm_r): Likewise.
        (type_dependent_expression_p): Likewise.
        (tsubst_copy, tsubst_copy_and_build): Handle IMPLICIT_CONV_EXPR
        and CONVERT_EXPR.
        * cp-tree.h (IMPLICIT_CONV_EXPR_DIRECT_INIT): New.

2011-10-11  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50611
        * pt.c (tsubst_copy_and_build): If (complain & tf_error) is false
        do not call unqualified_name_lookup_error.

2011-10-10  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50660
        * call.c (conversion_null_warnings): Don't look through references.

2011-10-09  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/38980
        * init.c (constant_value_1): Add bool parameter.
        (decl_constant_value_safe): Add.
        (integral_constant_value): Adjust.
        (decl_constant_value): Adjust.
        * cp-tree.h (decl_constant_value_safe): Declare.
        * typeck.c (decay_conversion): Use decl_constant_value_safe.
        * call.c (convert_like_real): Likewise.

2011-10-09  Jakub Jelinek  <jakub@redhat.com>
            Diego Novillo  <dnovillo@google.com>

        * pt.c (reregister_specialization): Use htab_find instead of
        htab_find_slot with INSERT.
        (maybe_process_partial_specialization, lookup_template_class_1): Change
        slot variable type to void ** to avoid aliasing problems.
        (register_specialization): Likewise.  Use slot != NULL instead of
        more expensive !optimize_specialization_lookup_p (tmpl) test.

2011-10-08  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/34927
        * typeck2.c (abstract_virtuals_error_sfinae): Don't produce duplicate
        inform messages in case of cloned destructor.

2011-10-06  Jason Merrill  <jason@redhat.com>

        PR c++/39164
        * decl.c (grokfndecl): Diagnose redefinition of defaulted fn.

2011-10-02  Jason Merrill  <jason@redhat.com>

        * pt.c (tsubst_pack_expansion): Re-use ARGUMENT_PACK_SELECTs.
        Change unsubstituted_packs to bool.

        * parser.c (cp_parser_range_for): Don't try to deduce from {}
        in a template.

        PR c++/35722
        Implement N2555 (expanding pack expansion to fixed parm list)
        * pt.c (coerce_template_parms): Allow expanding a pack expansion
        to a fixed-length argument list.
        (unify_pack_expansion): Handle explicit args properly.
        (unify) [TREE_VEC]: Handle pack expansions here.
        [TYPE_ARGUMENT_PACK]: Not here.
        (tsubst_pack_expansion): Don't try to do partial substitution.
        (pack_deducible_p): New.
        (fn_type_unification): Use it.
        (find_parameter_packs_r): Take the TYPE_MAIN_VARIANT
        of a type parameter.
        (check_non_deducible_conversion): Split from type_unification_real.
        (unify_one_argument): Split from type_unification_real...
        (unify_pack_expansion): ...and here.  Drop call_args_p parm.
        (type_unification_real, unify, more_specialized_fn): Adjust.

        * class.c (fixed_type_or_null): Handle NSDMI.
        * method.c (walk_field_subobs): Disable NSDMI noexcept checking
        for now.

2011-09-30  Jason Merrill  <jason@redhat.com>

        * cp-tree.h (TREE_NEGATED_INT): Remove.
        * semantics.c (finish_unary_op_expr): Don't set it.

2011-09-30  Janis Johnson  <janisjo@codesourcery.com>

        PR c++/44473
        * mangle.c (write_type): Handle CV qualifiers for decimal classes.

2011-09-26   Andi Kleen <ak@linux.intel.com>

        * repo.c (finish_repo): Use HOST_WIDE_INT_PRINT_HEX_PURE.

2011-09-28  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/45278
        * typeck.c (cp_build_binary_op): With -Wextra, warn for ordered
        comparison of pointer with zero.

2011-09-27  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/31489
        * parser.c (cp_parser_elaborated_type_specifier): For RECORD_TYPE,
        set CLASSTYPE_DECLARED_CLASS.

2011-09-27  Jakub Jelinek  <jakub@redhat.com>

        * decl.c (duplicate_decls): If compatible stpcpy prototype
        is seen, set implicit_built_in_decls[BUILT_IN_STPCPY].

2011-09-26  Jason Merrill  <jason@redhat.com>

        PR c++/45012
        * pt.c (tsubst_copy_and_build) [CONST_DECL]: Don't pull out
        constant value if we're still in a template.

        PR c++/46105
        * typeck.c (structural_comptypes): Ignore cv-quals on typename scope.

        PR c++/50508
        * semantics.c (cxx_eval_logical_expression): Use tree_int_cst_equal
        rather than ==.

2011-09-26  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/45487
        * error.c (dump_template_bindings): Separate bindings with semicolons
        instead of commas.

2011-09-26  Jason Merrill  <jason@redhat.com>

        PR c++/50512
        * call.c (compare_ics): Only consider rvaluedness_matches_p
        if the target type is the same or it too differs in rvalueness.

        PR c++/50523
        * call.c (implicit_conversion): Mask out inappropriate LOOKUP
        flags at the top of the function.

        * pt.c (tsubst_copy) [PARM_DECL]: Handle 'this' in NSDMI.

2011-09-26  Paolo Carlini  <paolo.carlini@oracle.com>

        * pt.c (convert_nontype_argument): Handle NULLPTR_TYPE.

2011-09-26  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/26747
        * cp-gimplify.c (get_bc_label): Remove obsolete diagnostics.

2011-09-25  Jason Merrill  <jason@redhat.com>

        * parser.c (inject_this_parameter): Split out from
        cp_parser_late_return_type_opt.
        (cp_parser_class_specifier_1): Use it for NSDMIs.
        * tree.c (bot_replace): Replace NSDMI 'this' with real 'this'.

2011-09-24  Jason Merrill  <jason@redhat.com>

        * except.c (expr_noexcept_p): Split out from finish_noexcept_expr.
        * cp-tree.h: Declare it.
        * method.c (walk_field_subobs): Use it.

        * init.c (perform_member_init): Instantiate NSDMI here.
        * pt.c (tsubst_decl) [FIELD_DECL]: Not here.

        Handle deferred parsing of NSDMIs.
        * parser.h (cp_unparsed_functions_entry): Add nsdmis field.
        * parser.c (unparsed_nsdmis, cp_parser_save_nsdmi): New.
        (cp_parser_late_parse_one_default_arg): Split out from
        cp_parser_late_parsing_default_args.
        (cp_parser_late_parsing_nsdmi): New.
        (push_unparsed_function_queues): Set it.
        (cp_parser_parameter_declaration): Save the '=' token.
        (cp_parser_template_parameter): Likewise.
        (cp_parser_default_argument): Call cp_parser_initializer
        rather than cp_parser_initializer_clause.
        (cp_parser_class_specifier_1): Parse unparsed_nsdmis.
        (cp_parser_member_declaration): Handle nsdmis.
        * decl2.c (grokfield): Handle DEFAULT_ARG for a function.

        Implement C++11 non-static data member initializers.
        * cp-tree.h (enum cpp_warn_str): Add CPP0X_NSDMI.
        * error.c (maybe_warn_cpp0x): Handle it.
        * call.c (convert_like_real) [ck_user]: Don't complain about
        using an explicit constructor for direct-initialization.
        * class.c (check_field_decl): Fix ancient typo.
        (check_field_decls): NSDMIs make the default ctor non-trivial.
        * decl.c (cp_finish_decl): Record NSDMI.
        (grokdeclarator): Allow NSDMI.
        * decl2.c (grokfield): Allow NSDMI.  Correct LOOKUP flags.
        * init.c (perform_member_init): Use NSDMI.
        * method.c (walk_field_subobs): Check for NSDMI.
        * parser.c (cp_parser_member_declaration): Parse { } init.
        * semantics.c (register_constexpr_fundef): Don't talk about
        a return statement in a constexpr constructor.
        (cxx_eval_call_expression): Check DECL_INITIAL instead of
        DECL_SAVED_TREE.

2011-09-24  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/44267
        * class.c (build_base_path): Add a tsubst_flags_t parameter.
        (convert_to_base): Adjust call.
        * typeck.c (build_class_member_access_expr,
        get_member_function_from_ptrfunc, build_static_cast_1): Likewise.
        * init.c (dfs_initialize_vtbl_ptrs, emit_mem_initializers): Likewise.
        * method.c (do_build_copy_constructor, do_build_copy_assign): Likewise.
        * rtti.c (build_dynamic_cast_1): Likewise.
        * typeck2.c (build_scoped_ref, build_m_component_ref): Likewise.
        * call.c (build_over_call, build_special_member_call): Likewise.
        * cvt.c (cp_convert_to_pointer, convert_to_pointer_force,
        build_up_reference): Likewise.
        * cp-tree.h (build_base_path): Adjust declaration.

2011-09-23  Jason Merrill  <jason@redhat.com>

        Core 253 - allow const objects with no initializer or
        user-provided default constructor if the defaulted constructor
        initializes all the subobjects.
        PR c++/20039
        PR c++/42844
        * class.c (default_init_uninitialized_part): New.
        * cp-tree.h: Declare it.
        * decl.c (check_for_uninitialized_const_var): Use it.
        * init.c (perform_member_init): Likewise.
        (build_new_1): Likewise.
        * method.c (walk_field_subobs): Likewise.

2011-09-23  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50258
        * decl.c (check_static_variable_definition): Allow in-class
        initialization of static data member of non-integral type in
        permissive mode.

2011-09-22  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50491
        * semantics.c (potential_constant_expression_1): Handle USING_DECL.

2011-09-22  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50371
        * pt.c (invalid_nontype_parm_type_p): Handle NULLPTR_TYPE.

2011-09-22  Jonathan Wakely  <jwakely.gcc@gmail.com>
            Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50344
        * friend.c (make_friend_class): cv-qualification is ok in a
        friend declaration.

2011-09-21  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50454
        * decl.c (grokdeclarator): Consistently handle both __int128
        and unsigned __int128 with -pedantic; suppress diagnostic in
        system headers.

2011-09-20  Jason Merrill  <jason@redhat.com>

        * cp-tree.h (DECL_TEMPLOID_INSTANTIATION): New.
        (DECL_GENERATED_P): New.
        * class.c (finalize_literal_type_property): Use them.
        * semantics.c (is_instantiation_of_constexpr): Likewise.
        (register_constexpr_fundef): Likewise.

        * call.c (convert_default_arg): Avoid redundant copy.
        * tree.c (bot_manip): Copy everything.

2011-09-20 Roberto Agostino Vitillo <ravitillo@lbl.gov>

        * call.c (build_new_method_call_1): Use non-virtual lookup
        for final virtual functions.

2011-09-16  Jason Merrill  <jason@redhat.com>

        PR c++/50424
        * call.c (set_flags_from_callee): Split out from build_call_a.
        * cp-tree.h: Declare it.
        * tree.c (bot_manip): Call it.

2011-09-15  Jason Merrill  <jason@redhat.com>

        PR c++/50365
        * parser.c (cp_parser_late_return_type_opt): Check quals parameter
        for clearing current_class_ptr, too.

2011-09-14   Diego Novillo  <dnovillo@google.com>

        * name-lookup.c (lookup_arg_dependent): Use conditional
        timevars.
        * decl.c (xref_tag): Likewise.

2011-09-14  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50391
        * pt.c (regenerate_decl_from_template): Don't pass an error_mark_node
        to build_exception_variant.

2011-09-13  Dodji Seketeli  <dodji@redhat.com>

        PR c++/48320
        * pt.c (template_parameter_pack_p): Support TEMPLATE_PARM_INDEX
        nodes.  Add a comment.
        (arg_from_parm_pack_p):  New static function, factorized out from
        tsubst_pack_expansion and extended to support non-type parameter
        packs represented with TEMPLATE_PARM_INDEX nodes.
        (tsubst_pack_expansion): Use arg_from_parm_pack_p.

2011-09-12  Jason Merrill  <jason@redhat.com>

        * pt.c (type_unification_real): Fix handling of DEDUCE_CONV
        with no deducible template parameters.
        * call.c (rejection_reason_code): Add rr_template_conversion.
        (print_z_candidate): Handle it.
        (template_conversion_rejection): New.
        (build_user_type_conversion_1): Use it.

        * call.c (merge_conversion_sequences): Set bad_p and user_conv_p
        on all of the second conversion sequence.
        (build_user_type_conversion_1): Set bad_p on the ck_user conv.
        (convert_like_real): Handle bad ck_ref_bind with user_conv_p in the
        first section.  Fix loop logic.
        (initialize_reference): Call convert_like for diagnostics when
        we have a (bad) conversion.

        * call.c (convert_class_to_reference)
        (convert_class_to_reference_1): Remove.
        (reference_binding): Use build_user_type_conversion_1 instead.

        * call.c (initialize_reference): Add flags parm.
        * decl.c (grok_reference_init): Likewise.
        (check_initializer): Pass it.
        * typeck.c (convert_for_initialization): Likewise.
        * cp-tree.h: Adjust.

        * cp-tree.h (LOOKUP_NO_RVAL_BIND): New.
        * call.c (conditional_conversion): Use it.
        (reference_binding): Fix handling of xvalues.

2011-09-09  Jason Merrill  <jason@redhat.com>

        * call.c (implicit_conversion): Check BRACE_ENCLOSED_INITIALIZER_P
        before forcing instantiation.

2011-09-08  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50324
        * typeck2.c (digest_init_r): Call complete_type_or_maybe_complain
        instead of complete_type_or_else.

2011-09-08  Dodji Seketeli  <dodji@redhat.com>

        PR c++/33255 - Support -Wunused-local-typedefs warning
        * name-lookup.c (pushdecl_maybe_friend_1): Use the new
        record_locally_defined_typedef.
        * decl.c (finish_function): Use the new
        maybe_warn_unused_local_typedefs.
        (grokfield): Use the new record_locally_defined_typedef.
        * parser.c (lookup_name): Use the new maybe_record_typedef_use.

2011-09-07  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/50309
        * decl.c (grokdeclarator): Check u.function.exception_specification
        for error_mark_node.

2011-09-07  Jason Merrill  <jason@redhat.com>

        PR c++/50298
        * parser.c (cp_parser_member_declaration): Don't require a constant
        rvalue here in C++0x.

        * pt.c (type_unification_real): Correct complain arg for tsubsting
        default template args.

        * pt.c (tsubst_aggr_type): Check TYPE_P before tsubsting.

2011-09-06  Jason Merrill  <jason@redhat.com>

        PR c++/50296
        * semantics.c (register_constexpr_fundef): Call is_valid_constexpr_fn.
        (cx_check_missing_mem_inits): Handle bases and empty trivial members.
        (validate_constexpr_fundecl): Remove.
        * decl.c (start_preparsed_function): Don't call it.
        * cp-tree.h: Don't declare it.

2011-09-04  Jason Merrill  <jason@redhat.com>

        PR c++/49267
        * call.c (reference_binding): Don't set is_lvalue for an rvalue
        reference rfrom.

        PR c++/49267
        PR c++/49458
        DR 1328
        * call.c (reference_binding): Set rvaluedness_matches_p properly
        for reference to function conversion ops.
        (compare_ics): Adjust.

        * class.c (trivial_default_constructor_is_constexpr): Rename from
        synthesized_default_constructor_is_constexpr.
        (type_has_constexpr_default_constructor): Adjust.
        (add_implicitly_declared_members): Call it instead.
        (explain_non_literal_class): Explain about non-constexpr default ctor.
        * cp-tree.h: Adjust.
        * method.c (synthesized_method_walk): Adjust.
        * semantics.c (explain_invalid_constexpr_fn): Handle defaulted
        functions, too.

        PR c++/50248
        Core 1358
        * init.c (perform_member_init): Don't diagnose missing inits here.
        (emit_mem_initializers): Or here.
        * method.c (process_subob_fn): Don't instantiate constexpr ctors.
        * semantics.c (cx_check_missing_mem_inits): New.
        (explain_invalid_constexpr_fn): Call it.
        (register_constexpr_fundef): Likewise.  Leave
        DECL_DECLARED_CONSTEXPR_P set when the body is unsuitable.
        (cxx_eval_call_expression): Adjust diagnostics.
        (cxx_eval_constant_expression): Catch use of 'this' in a constructor.

2011-08-30  Jason Merrill  <jason@redhat.com>

        PR c++/50084
        * cp-tree.h (cp_decl_specifier_seq): Rename user_defined_type_p
        to type_definition_p.
        * parser.c (cp_parser_set_decl_spec_type): Likewise.
        * decl.c (grokdeclarator): Check it.

        PR c++/50089
        * semantics.c (finish_id_expression): Use
        current_nonlambda_class_type for qualified-ids.

        PR c++/50114
        * decl.c (poplevel): Disable for scope compatibility hack
        in C++11 mode.

        PR c++/50220
        * semantics.c (add_capture): Call complete_type for copy.

        PR c++/50234
        * semantics.c (cxx_eval_component_reference): Handle
        value-initialization for omitted initializers.

2011-08-29  Jason Merrill  <jason@redhat.com>

        PR c++/50224
        * semantics.c (finish_id_expression): Mark captured variables used.

2011-08-29  Jakub Jelinek  <jakub@redhat.com>
            Jason Merrill  <jason@redhat.com>

        PR c++/50207
        * class.c (finish_struct_1): Complain if the first field is
        artificial.

2011-08-29  Jason Merrill  <jason@redhat.com>

        PR c++/50209
        Core DR 994
        * parser.c (cp_parser_default_argument): Use
        cp_parser_initializer_clause.
        (cp_parser_late_parsing_default_args): Likewise.

2011-08-26  Jason Merrill  <jason@redhat.com>

        Core DR 342
        PR c++/48582
        * pt.c (check_valid_ptrmem_cst_expr): A null member pointer value
        is valid in C++11.
        (convert_nontype_argument): Likewise.  Implicitly convert nullptr
        and do constant folding.
        * mangle.c (write_template_arg_literal): Mangle null member
        pointer values as 0.
        * call.c (null_member_pointer_value_p): New.
        * cp-tree.h: Declare it.

2011-08-25  Jason Merrill  <jason@redhat.com>

        * call.c (convert_like_real): Remove redundant complain checks.

        PR c++/50157
        * call.c (convert_like_real): Exit early if bad and !tf_error.

2011-08-23  Jason Merrill  <jason@redhat.com>

        * typeck2.c (build_functional_cast): Don't try to avoid calling
        build_value_init.
        * pt.c (instantiate_class_template_1): Don't copy TYPE_HAS_* flags.

2011-08-23  Jason Merrill  <jason@redhat.com>

        PR c++/49045
        Core 1321
        * tree.c (dependent_name): New.
        (cp_tree_equal): Two calls with the same dependent name are
        equivalent even if the overload sets are different.

2011-08-23  Jason Merrill  <jason@redhat.com>

        * tree.c (build_target_expr): Set TREE_CONSTANT on
        literal TARGET_EXPR if the value is constant.
        * typeck2.c (build_functional_cast): Don't set it here.

2011-08-23  Jason Merrill  <jason@redhat.com>

        Core 903 (partial)
        * call.c (null_ptr_cst_p): Only 0 qualifies in C++11.

2011-08-23  Jason Merrill  <jason@redhat.com>

        Core 975
        * decl.c (cxx_init_decl_processing): Initialize
        dependent_lambda_return_type_node.
        * cp-tree.h (cp_tree_index): Add CPTI_DEPENDENT_LAMBDA_RETURN_TYPE.
        (dependent_lambda_return_type_node): Define.
        (DECLTYPE_FOR_LAMBDA_RETURN): Remove.
        * semantics.c (lambda_return_type): Handle overloaded function.
        Use dependent_lambda_return_type_node instead of
        DECLTYPE_FOR_LAMBDA_RETURN.
        (apply_lambda_return_type): Don't check dependent_type_p.
        * pt.c (tsubst_copy_and_build): Handle lambda return type deduction.
        (instantiate_class_template_1): Likewise.
        (tsubst): Don't use DECLTYPE_FOR_LAMBDA_RETURN.
        * mangle.c (write_type): Likewise.
        * typeck.c (structural_comptypes): Likewise.
        (check_return_expr): Handle dependent_lambda_return_type_node.

2011-08-23  Jason Merrill  <jason@redhat.com>

        PR c++/50024
        * semantics.c (maybe_constant_value): Don't try to fold { }.
        * pt.c (build_non_dependent_expr): Don't wrap { }.
        * init.c (build_value_init): Allow scalar value-init in templates.

2011-08-23  Jason Merrill  <jason@redhat.com>

        * semantics.c (potential_constant_expression_1): Allow 'this'.

2011-08-23  Jakub Jelinek  <jakub@redhat.com>

        PR c++/50158
        * typeck.c (cp_build_modify_expr): Call mark_rvalue_use on rhs
        if it has side-effects and needs to be preevaluated.

2011-08-23  Siddhesh Poyarekar  <siddhesh.poyarekar@gmail.com>

        PR c++/50055
        * except.c (begin_eh_spec_block): Build EH_SPEC block on the
        same line as the function.

2011-08-23  Jakub Jelinek  <jakub@redhat.com>

        PR c++/46862
        * class.c (finish_struct_1): If TYPE_TRANSPARENT_AGGR is set on a type
        which doesn't have any fields, clear it and diagnose.

2011-08-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
            Marc Glisse  <marc.glisse@normalesup.org>

        PR libstdc++-v3/1773
        * mangle.c (decl_mangling_context): Call
        targetm.cxx.decl_mangling_context.
        (write_unscoped_name): Use decl_mangling_context.

2011-08-18  Dodji Seketeli  <dodji@redhat.com>

        PR c++/45625
        * pt.c (parameter_of_template_p): Handle comparison with DECLs of
        template parameters as created by process_template_parm.

2011-08-16  Jason Merrill  <jason@redhat.com>

        PR c++/50086
        * pt.c (unify_pack_expansion): Correct overloaded unification
        logic.

        * pt.c (instantiate_class_template_1): If DECL_PRESERVE_P is set
        on a member function or static data member, call mark_used.

        PR c++/50054
        * typeck2.c (cxx_incomplete_type_diagnostic): Handle
        init_list_type_node.

2011-08-13  Jason Merrill  <jason@redhat.com>

        PR c++/50075
        * name-lookup.c (local_bindings_p): New.
        * name-lookup.h: Declare it.
        * lex.c (unqualified_name_lookup_error): Use it.

        PR c++/50059
        * error.c (dump_expr): Handle MODIFY_EXPR properly.

        * decl.c (grok_reference_init): Handle constexpr here.
        * call.c (initialize_reference): Not here.

2011-08-12  David Li  <davidxl@google.com>

        * class.c (update_vtable_entry_for_fn): Set
        LOST_PRIMARY bit properly.

2011-08-12  Jason Merrill  <jason@redhat.com>

        PR c++/50034
        * call.c (convert_arg_to_ellipsis): force_rvalue only in
        potentially evaluated context.

2011-08-12  Richard Guenther  <rguenther@suse.de>

        * call.c (build_over_call): Instead of memcpy use an
        assignment of two MEM_REFs.

2011-08-11  Romain Geissler  <romain.geissler@gmail.com>
            Brian Hackett  <bhackett1024@gmail.com>

        * decl.c (cp_finish_decl): Invoke callbacks on finish_decl event.

2011-08-10  Richard Guenther  <rguenther@suse.de>

        * call.c (build_over_call): Call memcpy unconditionally.

2011-08-08  Jason Merrill  <jason@redhat.com>

        PR c++/50020
        * semantics.c (finish_call_expr): Don't look at 'this' if we
        had an explicit object argument.

        PR c++/50011
        * typeck2.c (check_narrowing): Fix integer logic.

2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * Make-lang.in (g++$(exeext)): Add $(EXTRA_GCC_LIBS).

2011-08-05  Jason Merrill  <jason@redhat.com>

        PR c++/48993
        * semantics.c (potential_constant_expression_1) [CALL_EXPR]: Sorry
        on 'this' in a constructor.

        PR c++/49921
        * semantics.c (finish_decltype_type): Call invalid_nonstatic_memfn_p.

        PR c++/49669
        * init.c (perform_member_init): Handle invalid array initializer.

        PR c++/49988
        * semantics.c (cxx_eval_array_reference): Handle failure to
        reduce the array operand to something we can work with.

2011-08-05  Gabriel Charette  <gchare@google.com>

        * decl.c (finish_function): Remove unecessary line 0 hack.

2011-08-05  Jason Merrill  <jason@redhat.com>

        PR c++/47453
        * typeck.c (build_x_compound_expr_from_list): Also complain
        about ({...}).

        PR c++/49812
        * typeck.c (cp_build_unary_op) [POSTINCREMENT_EXPR]: Strip cv-quals.

        PR c++/49983
        * parser.c (cp_parser_range_for): Only do auto deduction in
        template if the range is non-dependent.

        * init.c (perform_member_init): Always build_aggr_init
        for a class member with an explicit mem-initializer.

        * pt.c (unify) [TEMPLATE_TYPE_PARM]: Allow VLA for C++0x 'auto'.

2011-08-04  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/49905
        * decl.c (cxx_init_decl_processing): Add alloc_size (1) attribute
        for operator new and operator new [].  Call init_attributes.

2011-08-02  Jason Merrill  <jason@redhat.com>

        PR c++/43886
        * parser.c (cp_parser_lambda_body): Clear local_variables_forbidden_p.

        PR c++/49577
        * typeck2.c (check_narrowing): Check unsigned mismatch.
        * semantics.c (finish_compound_literal): check_narrowing.

        PR c++/49593
        * pt.c (find_parameter_packs_r): Handle CONSTRUCTOR.

        PR c++/49803
        * init.c (sort_mem_initializers): Initialize uses_unions_p here.
        (build_field_list): Not here.

        PR c++/49834
        * parser.c (build_range_temp): Split out from...
        (cp_convert_range_for): ...here.
        (do_range_for_auto_deduction): New.
        (cp_parser_range_for): Use it.

2011-08-02  Jakub Jelinek  <jakub@redhat.com>

        * cp-tree.h (finish_omp_atomic): Adjust prototype.
        (cxx_omp_const_qual_no_mutable): New prototype.
        (finish_omp_taskyield): New prototype.
        * parser.c (cp_parser_omp_atomic): (cp_parser_omp_atomic): Handle
        parsing OpenMP 3.1 atomics.  Adjust finish_omp_atomic caller.
        (cp_parser_omp_clause_name): Handle final and mergeable clauses.
        (cp_parser_omp_clause_final, cp_parser_omp_clause_mergeable): New
        functions.
        (cp_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_FINAL
        and PRAGMA_OMP_CLAUSE_MERGEABLE.
        (OMP_TASK_CLAUSE_MASK): Allow final and mergeable clauses.
        (cp_parser_omp_taskyield): New function.
        (cp_parser_pragma): Handle PRAGMA_OMP_TASKYIELD.
        (cp_parser_omp_clause_reduction): Handle min and max.
        * pt.c (tsubst_expr) <case OMP_ATOMIC>: Handle OpenMP 3.1 atomics.
        (tsubst_omp_clauses): Handle OMP_CLAUSE_FINAL and
        OMP_CLAUSE_MERGEABLE.
        * semantics.c (finish_omp_atomic): Add OPCODE, V, LHS1 and RHS1
        arguments.  Handle OpenMP 3.1 atomics.  Adjust c_finish_omp_atomic
        caller.
        (finish_omp_clauses): Don't complain about const qualified
        predetermined vars and static data members in firstprivate clause.
        Handle OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE. Handle MIN_EXPR
        and MAX_EXPR.
        (finish_omp_taskyield): New function.
        * cp-gimplify.c (cxx_omp_const_qual_no_mutable): New function.
        (cxx_omp_predetermined_sharing): Use it.

2011-08-02  Jason Merrill  <jason@redhat.com>

        * call.c (build_call_a): Also check at_function_scope_p.

2011-08-01  Jason Merrill  <jason@redhat.com>

        PR c++/49932
        * mangle.c (write_prefix): Handle decltype.

        PR c++/49924
        * semantics.c (cxx_eval_vec_init_1): Fix logic.

        PR c++/49813
        * semantics.c (potential_constant_expression_1): Allow any builtin.
        (morally_constexpr_builtin_function_p): Remove.

2011-07-29  Jason Merrill  <jason@redhat.com>

        PR c++/49867
        * parser.c (cp_parser_lambda_expression): Also clear in_statement
        and in_switch_statement_p.
        (cp_parser_class_specifier): Likewise.

2011-07-28  Jason Merrill  <jason@redhat.com>

        PR c++/49808
        * pt.c (tsubst) [TEMPLATE_PARM_INDEX]: Call convert_from_reference.
        (convert_nontype_argument, tsubst_template_arg): Handle its output.

2011-07-28  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/49813
        * semantics.c (potential_constant_expression_1):  Handle FMA_EXPR.

2011-07-27  Jeffrey Yasskin  <jyasskin@google.com>

        * pt.c (build_template_decl): Copy the function_decl's
        source location to the new template_decl.

2011-07-26  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/49776
        * typeck.c (cp_build_modify_expr): Check digest_init return value
        for error_mark_node.

2011-07-25  Paolo Carlini  <paolo.carlini@oracle.com>

        PR bootstrap/49845
        * parser.c (cp_parser_perform_range_for_lookup): Always assign *being
        and *end before returning.

2011-07-25  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/49838
        * parser.c (cp_parser_perform_range_for_lookup): Early return if
        error_operand_p (range).

2011-07-23  Jason Merrill  <jason@redhat.com>

        PR c++/49823
        * parser.c (cp_parser_qualifying_entity): Handle templates.

2011-07-22  Jason Merrill  <jason@redhat.com>

        PR c++/49793
        * typeck2.c (check_narrowing): Downgrade permerror to pedwarn.
        Make conditional on -Wnarrowing.

2011-07-22  Ville Voutilainen  <ville.voutilainen@gmail.com>

        Warn about the use of final/override in non-c++0x mode, and
        add __final for non-c++0x mode.
        * cp-tree.h (cpp0x_warn_str): Add CPP0X_OVERRIDE_CONTROLS.
        * error.c (maybe_warn_cpp0x): Adjust.
        * parser.c (cp_parser_virt_specifier_seq_opt): Use it. Add
        '__final' as a non-c++0x alternative for 'final'.

2011-07-22  Jason Merrill  <jason@redhat.com>
            Mark Glisse  <marc.glisse@normalesup.org>

        PR c++/30112
        * decl.c (cp_finish_decl): Apply pragma redefine_extname in
        other namespaces as well.
        * name-lookup.c (c_linkage_bindings): Define.
        (lookup_extern_c_fun_in_all_ns): Rename from
        lookup_extern_c_fun_binding_in_all_ns.  Return tree.
        (pushdecl_maybe_friend_1): Adjust.  Copy DECL_ASSEMBLER_NAME.

2011-07-20  Jason Merrill  <jason@redhat.com>

        * parser.c (cp_parser_initializer_list): Handle C99 .id= and [N]=
        designated initializer syntax.
        * decl.c (check_array_designated_initializer): Add index parm.
        (maybe_deduce_size_from_array_init): Pass it.
        (reshape_init_array_1): Likewise.

        PR c++/6709 (DR 743)
        PR c++/42603 (DR 950)
        * parser.c (token_is_decltype, cp_lexer_next_token_is_decltype): New.
        (cp_parser_nested_name_specifier_opt): Allow decltype.
        (cp_parser_qualifying_entity): Likewise.
        (cp_parser_decltype): Replace source tokens with CPP_DECLTYPE.
        (cp_parser_simple_type_specifier): Handle decltype as scope.
        (cp_parser_base_specifier): Allow decltype.
        (cp_parser_base_clause): Don't crash on null base.
        * parser.h (CPP_KEYWORD, CPP_TEMPLATE_ID): Move to c-common.h.
        (CPP_NESTED_NAME_SPECIFIER, N_CP_TTYPES): Likewise.

2011-07-19  Jason Merrill  <jason@redhat.com>

        PR c++/49785
        * pt.c (coerce_template_parms): Handle non-pack after pack.

2011-07-19  Richard Guenther  <rguenther@suse.de>

        * call.c (build_special_member_call): Use fold_build_pointer_plus.
        * class.c (build_base_path): Likewise.
        (convert_to_base_statically): Likewise.
        (dfs_accumulate_vtbl_inits): Likewise.
        * cp-gimplify.c (cxx_omp_clause_apply_fn): Likewise.
        * except.c (expand_start_catch_block): Likewise.
        * init.c (expand_virtual_init): Likewise.
        (build_new_1): Likewise.
        (build_vec_delete_1): Likewise.
        (build_vec_delete): Likewise.
        * rtti.c (build_headof): Likewise.
        (tinfo_base_init): Likewise.
        * typeck.c (get_member_function_from_ptrfunc): Likewise.
        (cp_build_addr_expr_1): Likewise.
        * typeck2.c (build_m_component_ref): Likewise.

2011-07-18  Martin Jambor  <mjambor@suse.cz>

        * parser.c (cp_parser_parameter_declaration_list): Initialize
        parenthesized_p.

2011-07-16  Jason Merrill  <jason@redhat.com>

        * pt.c (tinst_level_tick, last_template_error_tick): Replace with
        last_error_tinst_level.
        (push_tinst_level, pop_tinst_level): Adjust.
        (problematic_instantiation_changed): Adjust.
        (record_last_problematic_instantiation): Adjust.
        * error.c (cp_print_error_function): Don't print
        current_function_decl if we're in a template instantiation context.
        (print_instantiation_full_context): Always print first line.

2011-07-16  Nathan Froyd  <froydnj@codesourcery.com>
            Jason Merrill  <jason@redhat.com>

        PR c++/45329
        PR c++/48934
        * cp-tree.h (fn_type_unification): Add `bool' parameter.
        * pt.c (enum template_base_result): Define.
        (unify_success, unify_unknown): Define.
        (unify_parameter_deduction_failure): Define.
        (unify_invalid, unify_cv_qual_mismatch, unify_type_mismatch): Define.
        (unify_parameter_pack_mismatch): Define.
        (unify_parameter_pack_inconsistent): Define.
        (unify_ptrmem_cst_mismatch, unify_vla_arg): Define.
        (unify_expression_unequal, unify_inconsistency): Define.
        (unify_method_type_error, unify_arity): Likewise.
        (unify_too_many_parameters, unify_too_few_parameters): Define.
        (unify_arg_conversion, unify_no_common_base): Define.
        (unify_illformed_ptrmem_cst_expr): Define.
        (unify_substitution_failure): Define.
        (unify_inconsistent_template_template_parameters): Define.
        (unify_template_deduction_failure): Define.
        (unify_template_argument_mismatch): Define.
        (unify_overload_resolution_failure): Define.
        (comp_template_args_with_info): New function, split out from...
        (comp_template_args): ...here.  Call it.
        (deduction_tsubst_fntype): Add `complain' parameter'.  Pass it
        to tsubst.
        (unify): Add `explain_p' parameter.  Pass to all relevant calls.
        Call above status functions when appropriate.
        (resolve_overloaded_unification, try_one_overload): Likewise.
        (type_unification, type_unification_real): Likewise.
        (unify_pack_expansion): Likewise.
        (get_template_base, try_class_unification): Likewise.
        (get_bindings, more_specialized_fn): Pass false to unification
        calls.
        (get_class_bindings, do_auto_deduction): Likewise.
        (convert_nontype_argument): Likewise.
        (fn_type_unification): Likewise.  Pass tf_warning_or_error if
        explain_p.
        (get_template_base): Add `explain_p' parameter and pass it to
        try_class_unification.  Return an enum template_base_result.
        * class.c (resolve_address_of_overloaded_function): Pass false to
        fn_type_unification.
        * call.c (enum rejection_reason_code): Add new codes.
        (struct rejection_reason): Add template_unification field.
        Add template_instantiation field.
        (template_unification_rejection): Define.
        (template_unification_error_rejection): Define.
        (template_instantiation_rejection): Define.
        (invalid_copy_with_fn_template_rejection): Define.
        (add_template_candidate): Pass false to unify.
        Provide more rejection reasons when possible.
        (print_template_unification_rejection): Define.
        (print_arity_rejection): Define, split out from...
        (print_z_candidate): ...here.  Add cases for new rejection
        reasons.

2011-07-15  Jason Merrill  <jason@redhat.com>

        * Make-lang.in (check-g++-strict-gc): New.
        (cp/except.o): Depend on gt-cp-except.h
        * except.c: Include gt-cp-except.h.
        * config-lang.in (gtfiles): Add cp/except.c.
        * decl2.c (mark_used): Adjust constexpr condition, set
        function_depth around template instantiation.
        * parser.c (cp_parser_lambda_body): Set function_depth.
        * semantics.c (maybe_add_lambda_conv_op): Likewise.

        PR testsuite/49741
        * Make-lang.in (check-c++0x): Use --extra_opts instead of--tool_opts.

2011-07-13  Jason Merrill  <jason@redhat.com>

        * Make-lang.in (check-c++0x): New.

2011-07-13  Richard Sandiford  <richard.sandiford@linaro.org>

        * typeck2.c (split_nonconstant_init_1): Pass the initializer directly,
        rather than a pointer to it.  Return true if the whole of the value
        was initialized by the generated statements.  Use
        complete_ctor_at_level_p instead of count_type_elements.

2011-07-12   Diego Novillo  <dnovillo@google.com>

        * name-lookup.h (cp_binding_level): Rename from cxx_scope.
        Update all users.
        (struct cp_binding_level): Fix indentation.

2011-07-11  Jason Merrill  <jason@redhat.com>

        PR c++/49672
        * pt.c (extract_fnparm_pack): Split out from...
        (make_fnparm_pack): ...here.
        (instantiate_decl): Handle non-pack parms after a pack.
        * semantics.c (maybe_add_lambda_conv_op): Don't in a template.

        * decl2.c (decl_constant_var_p): Use decl_maybe_constant_var_p.

        PR c++/44609
        * cp-tree.h (struct tinst_level): Add errors field.
        * pt.c (neglectable_inst_p, limit_bad_template_recurson): New.
        (push_tinst_level): Don't start another decl in that case.
        (reopen_tinst_level): Adjust errors field.
        * decl2.c (cp_write_global_declarations): Don't complain about
        undefined inline if its template was defined.
        * mangle.c (mangle_decl_string): Handle failure from push_tinst_level.

2011-07-10  Jason Merrill  <jason@redhat.com>

        PR c++/49691
        * parser.c (cp_parser_late_return_type_opt): Check quals parameter
        rather than current_class_type to determine whether to set 'this'.
        (cp_parser_direct_declarator): Pass -1 to quals if member_p is false.
        (cp_parser_init_declarator): Pass down member_p.

2011-07-09  Jason Merrill  <jason@redhat.com>

        * tree.c (build_vec_init_elt): Strip TARGET_EXPR.

2011-07-08  Jason Merrill  <jason@redhat.com>

        PR c++/45437
        * typeck.c (cp_build_modify_expr): Preevaluate RHS.

        * method.c (use_thunk): Use cgraph_add_to_same_comdat_group.
        * optimize.c (maybe_clone_body): Likewise.
        * semantics.c (maybe_add_lambda_conv_op): Likewise.

        PR c++/45603
        * decl.c (expand_static_init): Don't get confused by user
        declaration of __cxa_guard_acquire.

        * typeck.c (cp_apply_type_quals_to_decl): Don't check
        COMPLETE_TYPE_P either.

        PR c++/49673
        * typeck.c (cp_apply_type_quals_to_decl): Don't check
        TYPE_NEEDS_CONSTRUCTING.

2011-07-07  Jason Merrill  <jason@redhat.com>

        PR c++/49663
        * pt.c (push_deduction_access_scope): Preserve
        processing_template_decl across push_to_top_level.
        And revert:
        * class.c (pushclass): Accept NULL argument.
        (popclass): Deal with popping null class.
        * pt.c (push_access_scope, pop_access_scope): Use them rather than
        push_to_top_level/pop_from_top_level.
        * name-lookup.c (lookup_name_real_1): Check current_class_type.

2011-07-07  Jakub Jelinek  <jakub@redhat.com>

        PR c/49644
        * typeck.c (cp_build_binary_op): For MULT_EXPR and TRUNC_DIV_EXPR with
        one non-complex and one complex argument, call save_expr on both
        operands.

2011-07-06  Jason Merrill  <jason@redhat.com>

        PR c++/49353
        * semantics.c (expand_or_defer_fn_1): Clear DECL_EXTERNAL
        on kept inlines.

        PR c++/49568
        * method.c (make_thunk, use_thunk): Copy DECL_COMDAT.

2011-07-05  Jason Merrill  <jason@redhat.com>

        PR c++/48157
        * pt.c (tsubst_qualified_id): Preserve TEMPLATE_ID_EXPR in
        partial instantiation.

        PR c++/49598
        * semantics.c (finish_id_expression): convert_from_reference.

2011-07-05  Richard Guenther  <rguenther@suse.de>

        * decl.c (cxx_init_decl_processing): Defer building common
        tree nodes to c_common_nodes_and_builtins.

2011-07-04  Jason Merrill  <jason@redhat.com>

        DR 1207
        PR c++/49589
        * mangle.c (write_expression): Handle 'this'.
        * parser.c (cp_parser_postfix_dot_deref_expression): Allow
        incomplete *this.
        * semantics.c (potential_constant_expression_1): Check that
        DECL_CONTEXT is set on 'this'.

        * error.c (dump_template_bindings): Don't print typenames
        for a partial instantiation.
        (dump_function_decl): If we aren't printing function arguments,
        print template arguments as <args> rather than [with ...].
        (dump_expr): Don't print return type or template header.
        [BASELINK]: Use BASELINK_FUNCTIONS rather than get_first_fn.
        * pt.c (dependent_template_arg_p): Handle null arg.

        * error.c (type_to_string): Avoid redundant akas.

2011-07-01  Jonathan Wakely  <jwakely.gcc@gmail.com>

        PR c++/49605
        * init.c (build_delete): Only warn for sfk_deleting_destructor.

2011-07-01  Jakub Jelinek  <jakub@redhat.com>

        * Make-lang.in (cp/decl.o): Depend on pointer-set.h.
        (cp/class.o): Likewise.
        (cp/error.o): Likewise.
        (cp/name-lookup.o): Likewise.
        (cp/decl2.o): Likewise.  Don't depend on $(POINTER_SET_H).

2011-07-01  Jason Merrill  <jason@redhat.com>

        PR c++/48261
        * pt.c (lookup_template_function): Handle non-function.

        PR c++/48593
        * pt.c (tsubst_qualified_id): Check PTRMEM_OK_P.
        * tree.c (build_qualified_name): Set PTRMEM_OK_P.
        * semantics.c (finish_parenthesized_expr): Clear PTRMEM_OK_P on
        SCOPE_REF, too.
        * cp-tree.h (PTRMEM_OK_P): Apply to SCOPE_REF, too.
        (QUALIFIED_NAME_IS_TEMPLATE): Switch to lang flag 1.

        PR c++/48883
        PR c++/49609
        * pt.c (resolve_nondeduced_context): Call mark_used.

        PR c++/49085
        * semantics.c (finish_offsetof): Complain about incomplete type.

2011-06-30  Jason Merrill  <jason@redhat.com>

        PR c++/49387
        * rtti.c (get_tinfo_decl): Call complete_type.

        PR c++/49569
        * method.c (implicitly_declare_fn): Set DECL_PARM_LEVEL and
        DECL_PARM_INDEX on rhs parm.

        * pt.c (iterative_hash_template_arg): Use cp_tree_operand_length.

        PR c++/49355
        * tree.c (stabilize_init): Handle aggregate initialization.

        PR c++/48481
        * name-lookup.c (struct arg_lookup): Add fn_set.
        (add_function): Check it.
        (lookup_arg_dependent_1): Initialize it.

2011-06-29  Jason Merrill  <jason@redhat.com>

        PR c++/49216
        * init.c (build_new_1): Pass {} down to build_vec_init.
        (build_vec_init): Handle it.

        DR 1207
        PR c++/49003
        * cp-tree.h (struct saved_scope): Add x_current_class_ptr,
        x_current_class_ref.
        (current_class_ptr, current_class_ref): Use them.
        * decl.c (build_this_parm): Handle getting the class type.
        * parser.c (cp_parser_late_return_type_opt): Set up 'this'
        for use within the trailing return type.

        * pt.c (tsubst_decl) [VAR_DECL]: In unevaluated operand,
        don't tsubst DECL_INITIAL unless our type use auto.

        PR c++/49520
        * semantics.c (constexpr_fn_retval): Handle CLEANUP_POINT_EXPR here.
        (massage_constexpr_body): Not here.

        PR c++/49554
        * semantics.c (lambda_proxy_type): New.
        (build_capture_proxy): Use it.
        * cp-tree.h (DECLTYPE_FOR_LAMBDA_PROXY): New.
        * pt.c (tsubst) [DECLTYPE_TYPE]: Use them.

        PR c++/45923
        * class.c (explain_non_literal_class): New.
        (finalize_literal_type_property): Call it.
        * cp-tree.h: Declare it.
        * semantics.c (ensure_literal_type_for_constexpr_object): Call it.
        (is_valid_constexpr_fn): Likewise.
        (massage_constexpr_body): Split out from...
        (register_constexpr_fundef): ...here.
        (is_instantiation_of_constexpr): New.
        (expand_or_defer_fn_1): Leave DECL_SAVED_TREE alone in that case.
        (explain_invalid_constexpr_fn): New.
        (cxx_eval_call_expression): Call it.
        (potential_constant_expression_1): Likewise.  Avoid redundant errors.
        * method.c (process_subob_fn): Diagnose non-constexpr.
        (walk_field_subobs): Likewise.
        (synthesized_method_walk): Don't shortcut if we want diagnostics.
        (explain_implicit_non_constexpr): New.
        (defaulted_late_check): Use it.
        * call.c (build_cxx_call): Remember location.

        * method.c (maybe_explain_implicit_delete): Use pointer_set
        instead of htab.

        * class.c (finalize_literal_type_property): Update conditions.
        * method.c (defaulted_late_check): Set TYPE_HAS_CONSTEXPR_CTOR.

        * tree.c (build_vec_init_expr): Don't add TARGET_EXPR.
        * typeck2.c (digest_init_r): Handle VEC_INIT_EXPR.
        * semantics.c (cxx_eval_vec_init_1): Correct type.

        * init.c (build_value_init): Decide whether or not to zero-initialize
        based on user-providedness of default ctor, not any ctor.
        (build_value_init_noctor): Adjust assert.

        DR 990
        * call.c (convert_like_real) [ck_user]: Handle value-initialization.
        (build_new_method_call_1): Likewise.
        * init.c (expand_default_init): Handle direct list-initialization
        of aggregates.

2011-06-27  Jakub Jelinek  <jakub@redhat.com>

        * cp-tree.h (union lang_tree_node): Use it in chain_next expression.

2011-06-26  Jason Merrill  <jason@redhat.com>

        PR c++/49528
        * semantics.c (potential_constant_expression_1): Check
        for non-literality rather than cleanup.
        (cxx_eval_constant_expression): Likewise.

        PR c++/49528
        * semantics.c (potential_constant_expression_1): A TARGET_EXPR
        with a cleanup isn't constant.
        (cxx_eval_constant_expression): Likewise.
        * init.c (expand_default_init): Use maybe_constant_init.

2011-06-24  Jakub Jelinek  <jakub@redhat.com>

        PR c++/46400
        * cp-tree.h (union lang_tree_node): Use TYPE_NEXT_VARIANT
        instead of TYPE_CHAIN for chain_next for types.

2011-06-23  Gabriel Charette  <gchare@google.com>

        * name-lookup.h (cp_binding_level): Removed unused
        member names_size. Update all users.

2011-06-23  Jason Merrill  <jason@redhat.com>

        * typeck2.c (build_functional_cast): Strip cv-quals for value init.
        * init.c (build_zero_init_1): Not here.

        PR c++/35255
        * pt.c (resolve_overloaded_unification): Fix DR 115 handling.

2011-06-23  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/44625
        * decl2.c (build_anon_union_vars): Early return error_mark_node
        for a nested anonymous struct.

2011-06-23  Jason Merrill  <jason@redhat.com>

        PR c++/49507
        * decl2.c (mark_used): Don't call synthesize_method for
        functions defaulted outside the class.

        * optimize.c (maybe_clone_body): Set linkage flags before
        cgraph_same_body_alias.

        PR c++/49440
        * class.c (set_linkage_according_to_type): Hand off to
        determine_visibility.

        PR c++/49395
        * init.c (build_zero_init_1): Strip cv-quals from scalar types.

        PR c++/36435
        * pt.c (most_specialized_instantiation): Do check return types.

2011-06-22  Jason Merrill  <jason@redhat.com>

        PR c++/49260
        * call.c (build_call_a): Set cp_function_chain->can_throw here.
        (build_cxx_call): Not here.

2011-06-21  Jason Merrill  <jason@redhat.com>

        PR c++/49172
        * decl.c (cp_finish_decl): Adjust init_const_expr_p for refs.
        (grokdeclarator): constexpr doesn't apply const for refs.
        * parser.c (cp_parser_initializer_clause): Don't call
        maybe_constant_value here.
        * call.c (initialize_reference): Handle constexpr.

        PR c++/49482
        * semantics.c (maybe_add_lambda_conv_op): Call mark_exp_read for
        static fn parameters.

        * call.c (add_builtin_candidates): Use cv_unqualified rather than
        TYPE_MAIN_VARIANT.
        * pt.c (tsubst_arg_types): Likewise.
        * except.c (build_throw): Use cv_unqualified.

        PR c++/49418
        * call.c (cxx_type_promotes_to): Don't strip cv-quals.
        * semantics.c (lambda_return_type): Strip them here.

2011-06-21  Andrew MacLeod  <amacleod@redhat.com>

        * semantics.c: Add sync_ or SYNC__ to builtin names.

2011-06-20  Jason Merrill  <jason@redhat.com>

        PR c++/49216
        * init.c (build_vec_init): Don't try to use a CONSTRUCTOR when
        base is a pointer.
        * typeck2.c (process_init_constructor_array): Use {} for classes,
        too.
        * call.c (convert_like_real): Handle substitution failure.

        PR c++/48138
        * pt.c (canonicalize_type_argument): New.
        (convert_template_argument, unify): Use it.

        PR c++/47080
        * call.c (rejection_reason_code): Add rr_explicit_conversion.
        (print_z_candidate): Handle it.
        (explicit_conversion_rejection): New.
        (build_user_type_conversion_1): Reject an explicit conversion
        function that requires more than a qualification conversion.

        PR c++/47635
        * decl.c (grokdeclarator): Don't set ctype to an ENUMERAL_TYPE.

        PR c++/48138
        * tree.c (strip_typedefs): Use build_aligned_type.

        PR c++/49205
        * call.c (sufficient_parms_p): Allow parameter packs too.

        PR c++/43321
        * semantics.c (describable_type): Remove.
        * cp-tree.h: Likewise.
        * decl.c (cp_finish_decl): Don't call it.
        * init.c (build_new): Likewise.
        * parser.c (cp_parser_omp_for_loop): Likewise.
        * pt.c (tsubst_decl): Likewise.
        (do_auto_deduction): If we fail in a template, try again
        at instantiation time.

        PR c++/43831
        * parser.c (cp_parser_lambda_introducer): Complain about redundant
        captures.
        * semantics.c (add_capture): Likewise.
        (register_capture_members): Clear IDENTIFIER_MARKED.

2011-06-17  Jason Merrill  <jason@redhat.com>

        PR c++/49458
        * call.c (convert_class_to_reference_1): Allow binding function
        lvalue to rvalue reference.

        PR c++/43912
        Generate proxy VAR_DECLs for better lambda debug info.
        * cp-tree.h (FUNCTION_NEEDS_BODY_BLOCK): Add lambda operator().
        (LAMBDA_EXPR_PENDING_PROXIES): New.
        (struct tree_lambda_expr): Add pending_proxies.
        * name-lookup.c (pushdecl_maybe_friend_1): Handle capture shadowing.
        (qualify_lookup): Use is_lambda_ignored_entity.
        * parser.c (cp_parser_lambda_expression): Don't adjust field names.
        Call insert_pending_capture_proxies.
        (cp_parser_lambda_introducer): Use this_identifier.
        (cp_parser_lambda_declarator_opt): Call the object parameter
        of the op() "__closure" instead of "this".
        (cp_parser_lambda_body): Call build_capture_proxy.
        * semantics.c (build_capture_proxy, is_lambda_ignored_entity): New.
        (insert_pending_capture_proxies, insert_capture_proxy): New.
        (is_normal_capture_proxy, is_capture_proxy): New.
        (add_capture): Add __ to field names here, return capture proxy.
        (add_default_capture): Use this_identifier, adjust to expect
        add_capture to return a capture proxy.
        (outer_lambda_capture_p, thisify_lambda_field): Remove.
        (finish_id_expression, lambda_expr_this_capture): Adjust.
        (build_lambda_expr): Initialize LAMBDA_EXPR_PENDING_PROXIES.
        * pt.c (tsubst_copy_and_build): Check that LAMBDA_EXPR_PENDING_PROXIES
        is null.

        * name-lookup.c (pushdecl_maybe_friend_1): Do check for shadowing
        of artificial locals.

        * parser.c (cp_parser_lambda_expression): Clear
        LAMBDA_EXPR_THIS_CAPTURE after parsing.
        * pt.c (tsubst_copy_and_build): Make sure it isn't set.

        * cp-tree.h (struct tree_lambda_expr): Change common to typed.
        Move non-pointers to end of struct.

        * pt.c (tsubst_decl): Handle DECL_VALUE_EXPR on reference.
        * decl.c (check_initializer): Handle DECL_VALUE_EXPR_P.

        * semantics.c (finish_non_static_data_member): Preserve dereference
        in template.

2011-06-16  Jason Merrill  <jason@redhat.com>

        PR c++/44160
        * parser.c (cp_parser_lambda_body): Share code between
        simple and complex cases instead of using cp_parser_function_body.

        PR c++/45378
        * decl.c (check_initializer): Check narrowing.

        PR c++/49229
        * pt.c (tsubst_decl) [FUNCTION_DECL]: Handle substitution failure.

        PR c++/49251
        * semantics.c (finish_id_expression): Mark even dependent
        variables as used.

        PR c++/49420
        * error.c (dump_template_argument): Don't try to omit default
        template args from an argument pack.

2011-06-15  H.J. Lu  <hongjiu.lu@intel.com>

        PR c++/49412
        * decl.c (get_dso_handle_node): Mark __dso_handle hidden if
        assembler supports hidden visibility.

2011-06-14  Jason Merrill  <jason@redhat.com>

        PR c++/49107
        * cp-tree.h (DEFERRED_NOEXCEPT_SPEC_P): Handle overload.
        * method.c (defaulted_late_check): Only maybe_instantiate_noexcept
        if the declaration had an exception-specifier.
        (process_subob_fn): Don't maybe_instantiate_noexcept.
        * pt.c (maybe_instantiate_noexcept): Handle overload.
        * typeck2.c (nothrow_spec_p_uninst): New.
        (merge_exception_specifiers): Add 'fn' parm.  Build up overload.
        * typeck.c (merge_types): Adjust.

        * pt.c (deduction_tsubst_fntype): Don't save input_location.
        (maybe_instantiate_noexcept): Likewise.

2011-06-14  Joseph Myers  <joseph@codesourcery.com>

        * Make-lang.in (cp/method.o): Update dependencies.
        * method.c: Include common/common-target.h.
        (use_thunk): Use targetm_common.have_named_sections.

2011-06-14  Steve Ellcey  <sje@cup.hp.com>

        * decl.c (cxx_init_decl_processing): Use ptr_mode instead of Pmode.

2011-06-14  Jason Merrill  <jason@redhat.com>

        * error.c (type_to_string): Print typedef-stripped version too.

        PR c++/49117
        * call.c (perform_implicit_conversion_flags): Print source type as
        well as expression.

        PR c++/49389
        * typeck2.c (build_m_component_ref): Preserve rvalueness.

        PR c++/49369
        * class.c (build_base_path): Fix cv-quals in unevaluated context.

        PR c++/49290
        * semantics.c (cxx_fold_indirect_ref): Local, more permissive copy
        of fold_indirect_ref_1.
        (cxx_eval_indirect_ref): Use it.

2011-06-11  Jan Hubicka  <jh@suse.cz>

        * decl2.c (cp_write_global_declarations): Process aliases; look trhough
        same body aliases.

2011-06-10  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/41769
        * decl.c (grokdeclarator): Reject operator names in parameters.

2011-06-10  Jan Hubicka  <jh@suse.cz>

        * decl2.c (clear_decl_external): New functoin.
        (cp_write_global_declarations): Use it.

2011-06-10  Paolo Carlini  <paolo.carlini@oracle.com>

        * cp-tree.h (error_operand_p): Remove.

2011-06-09  David Krauss  <potswa@mac.com>

        PR c++/49118
        * typeck2.c (build_x_arrow): Push fake template context
        to produce diagnostic on acyclic endless operator-> drill-down.
        * call.c (build_new_op): Change Boolean overload status
        value to a pointer to the overload function.
        * cp-tree.h: Likewise.
        * typeck.c: Likewise.
        * parser.c: Likewise.
        * decl2.c: Likewise.
        * pt.c: Likewise.

2011-06-09  Jason Merrill  <jason@redhat.com>

        * semantics.c (maybe_constant_value): Handle overflowed input.
        (non_const_var_error): Handle non-constant DECL_INITIAL.

        * pt.c (build_non_dependent_expr): Use fold_non_dependent_expr_sfinae.

        * parser.c (cp_parser_constant_expression): Just return the
        non-constant expression.

        * semantics.c (finish_compound_literal): Set TREE_HAS_CONSTRUCTOR.

2011-06-09  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/29003
        * decl.c (grokdeclarator): Reject operator names in typedefs.

2011-06-08  Jason Merrill  <jason@redhat.com>

        PR c++/49107
        * cp-tree.def (DEFERRED_NOEXCEPT): New.
        * cp-tree.h (struct tree_deferred_noexcept): New.
        (DEFERRED_NOEXCEPT_PATTERN, DEFERRED_NOEXCEPT_ARGS): New.
        (DEFERRED_NOEXCEPT_SPEC_P): New.
        (enum cp_tree_node_structure_enum): Add TS_CP_DEFERRED_NOEXCEPT.
        (union lang_tree_node): Add tree_deferred_noexcept.
        (maybe_instantiate_noexcept): Declare.
        * cp-objcp-common.c (cp_tree_size): Handle DEFERRED_NOEXCEPT.
        * error.c (dump_exception_spec): Likewise.
        * cxx-pretty-print.c (pp_cxx_exception_specification): Likewise.
        * ptree.c (cxx_print_xnode): Likewise.
        * tree.c (cp_tree_equal): Likewise.
        * decl.c (cp_tree_node_structure): Likewise.
        (duplicate_decls): Call maybe_instantiate_noexcept.
        * except.c (build_noexcept_spec): Handle DEFERRED_NOEXCEPT.
        (nothrow_spec_p, type_noexcept_p, type_throw_all_p): Check
        DEFERRED_NOEXCEPT_SPEC_P.
        * typeck2.c (merge_exception_specifiers): Likewise.
        * decl2.c (mark_used): Call maybe_instantiate_noexcept.
        * method.c (process_subob_fn, defaulted_late_check): Likewise.
        * pt.c (tsubst_exception_specification): Add defer_ok parm.
        Build DEFERRED_NOEXCEPT.
        (maybe_instantiate_noexcept): New.
        (tsubst, regenerate_decl_from_template, instantiate_decl): Adjust.
        * search.c (check_final_overrider): Call maybe_instantiate_noexcept.

        * semantics.c (potential_constant_expression_1): Handle destructor
        call.

2011-06-08  Jakub Jelinek  <jakub@redhat.com>

        * cp-tree.h (struct tinst_level): Add chain_next GTY
        markup.

2011-06-08  Jason Merrill  <jason@redhat.com>

        PR c++/49322
        * pt.c (deduction_tsubst_fntype): Don't free the tinst entry
        if a pending_template entry is pointing at it.

2011-06-07  Jason Merrill  <jason@redhat.com>

        PR c++/48969
        PR c++/44175
        * error.c (subst_to_string): New.
        (cp_printer): Use it for 'S'.
        (print_instantiation_partial_context_line): Handle subst context.
        * pt.c (push_tinst_level): Handle subst context.
        (deduction_tsubst_fntype): Don't track specific substitutions.
        Use push_tinst_level.

        * pt.c (deduction_tsubst_fntype): Use push_deduction_access_scope.
        (fn_type_unification): Don't call push_deduction_access_scope here.

2011-06-06  Jason Merrill  <jason@redhat.com>

        PR c++/48780
        * typeck.c (perform_integral_promotions): Don't promote scoped enums.
        * call.c (convert_arg_to_ellipsis): Promote them here in old ABI.

2011-06-06  Nicola Pero  <nicola.pero@meta-innovation.com>,

        PR obj-c++/48275
        * parser.c (cp_parser_objc_at_property_declaration): Allow setter
        and getter names to use all the allowed method names.

2011-06-06  Jason Merrill  <jason@redhat.com>

        PR c++/49298
        * semantics.c (potential_constant_expression_1): Handle FIELD_DECL.

        PR objc++/49221
        * decl.c (cp_finish_decl): Check DECL_FUNCTION_SCOPE_P rather than
        at_function_scope_p.

        PR c++/49134
        * tree.c (build_target_expr): Deal with ARM ABI tweaks.

2011-06-04  Jonathan Wakely  <jwakely.gcc@gmail.com>

        * init.c (build_delete): Warn when deleting type with non-virtual
        destructor.

2011-06-03  Jakub Jelinek  <jakub@redhat.com>

        PR c++/49276
        * mangle.c (write_nested_name): Use CP_DECL_CONTEXT instead of
        DECL_CONTEXT.

2011-06-01  Jason Merrill  <jason@redhat.com>

        * pt.c (build_non_dependent_expr): Remove special handling of
        REFERENCE_REF_P.

        PR c++/44175
        * pt.c (template_args_equal): Handle one arg being NULL_TREE.
        (deduction_tsubst_fntype): Handle excessive non-infinite recursion.

        PR c++/49253
        * typeck2.c (build_x_arrow): Don't use build_min_nt.

2010-05-31  Fabien Chêne  <fabien@gcc.gnu.org>

        PR c++/48010
        * name-lookup.c (supplement_binding_1): If the old binding was a
        type name, also check that the DECL actually refers to the same
        type or is not a type.

2011-05-31  Jason Merrill  <jason@redhat.com>

        PR c++/44870
        * tree.c (lvalue_kind): Recurse on NON_DEPENDENT_EXPR.  Handle
        ARROW_EXPR, TYPEID_EXPR, and arbitrary class-valued expressions.
        (build_min_non_dep): Preserve reference refs.
        (build_min_non_dep_call_vec): Likewise

2011-05-30  Jakub Jelinek  <jakub@redhat.com>

        PR c++/49223
        * semantics.c (finish_omp_clauses): Call require_complete_type
        even for copyin/copyprivate clauses.  Only call
        cxx_omp_create_clause_info if inner_type is COMPLETE_TYPE_P.

2011-05-28  Jason Merrill  <jason@redhat.com>

        PR c++/46124
        * parser.c (cp_parser_lambda_expression): Improve error recovery.
        (cp_parser_lambda_declarator_opt): Likewise.  Return bool.

2011-05-27  Jason Merrill  <jason@redhat.com>

        PR c++/47277
        * parser.c (cp_parser_pseudo_destructor_name): Commit to parse
        after we see the ~.

        * mangle.c (mangle_decl_string): Make sure we don't try to mangle
        templates.

        PR c++/47049
        * semantics.c (maybe_add_lambda_conv_op): Fix COMDAT sharing.
        * decl.c (start_preparsed_function): Don't call comdat_linkage for
        a template.

        PR c++/47132
        * mangle.c (write_expression): Handle MODOP_EXPR.

        PR c++/47277
        * parser.c (cp_parser_unqualified_id): Don't check
        constructor_name_p for enums.

        PR c++/47687
        * pt.c (dependent_type_p_r): Avoid infinite recursion.

        PR c++/48284
        * error.c (dump_expr) [COMPONENT_REF]: Use pp_cxx_dot
        with INDIRECT_REF of REFERENCE_TYPE.

        PR c++/49181
        * pt.c (get_mostly_instantiated_function_type): Use push_access_scope.

2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>

        * cp-tree.h (building_stmt_tree): Delete.
        * decl.c (save_function_data): Tweak initializer for x_cur_stmt_list.
        (build_aggr_init_full_exprs): Call building_stmt_list_p
        instead of building_stmt_tree.
        (initialize_local_var): Likewise.
        (finish_function): Likewise.
        * decl2.c (finish_anon_union): Likewise.
        * init.c (begin_init_stmts): Likewise.
        (finish_init_stmts): Likewise.
        (expand_aggr_init_1): Likewise.
        * name-lookup.c (do_local_using_decl): Likewise.
        (do_namespace_alias): Likewise.
        (do_using_directive): Likewise.
        (cp_emit_debug_info_for_using): Likewise.
        * semantics.c (add_stmt): Assert that stmt_list_stack is non-empty.

2011-05-27  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/42056
        * typeck2.c (build_functional_cast): Complain early for invalid uses
        of 'auto' and set type to error_mark_node.

2011-05-26  Jason Merrill  <jason@redhat.com>

        PR c++/47721
        * parser.c (cp_parser_member_declaration): Allow friend T.
        * friend.c (make_friend_class): Ignore non-classes.
        * pt.c (instantiate_class_template_1): Handle TEMPLATE_TYPE_PARM.

        DR 1004
        * pt.c (convert_template_argument): Don't complain about using
        injected-class-name as template template argument.

        PR c++/47956
        * decl.c (check_static_variable_definition): Now static.
        (cp_finish_decl): Call it here.
        (grokdeclarator): Not here.
        * pt.c (instantiate_class_template_1): Or here.
        * cp-tree.h: Don't declare it.

2011-05-26  Janis Johnson  <janis187@us.ibm.com>
            Nathan Froyd  <froydnj@codesourcery.com>

        PR c++/2288
        PR c++/18770
        * name-lookup.h (enum scope_kind): Add sk_cond.
        * name-lookup.c (pushdecl_maybe_friend): Get scope of shadowed local.
        Detect and report error for redeclaration from for-init or if
        or switch condition.
        (begin_scope): Handle sk_cond.
        * semantics.c (begin_if_stmt): Use sk_cond.
        (begin switch_stmt): Ditto.

2011-05-26  Jason Merrill  <jason@redhat.com>

        PR c++/48211
        * name-lookup.h (cp_class_binding): Make base a pointer.
        * name-lookup.c (new_class_binding): Adjust.
        (poplevel_class): Adjust.

        PR c++/48424
        * decl.c (grokparms): Function parameter packs don't need to
        go at the end.
        * pt.c (type_unification_real): But they aren't deduced otherwise.

2011-05-25  Jason Merrill  <jason@redhat.com>

        PR c++/48536
        * decl.c (build_enumerator): If incremented enumerator won't fit in
        previous integral type, find one it will fit in.

        PR c++/48599
        * decl.c (create_array_type_for_decl): Complain about array of auto.

        PR c++/44994
        PR c++/49156
        * error.c (dump_template_bindings): Set processing_template_decl
        for a partial instantiation.

        PR c++/45401
        * decl.c (grokdeclarator): Don't change type when adding rvalue ref
        to another reference type.

        PR c++/44311
        * decl.c (case_conversion): New.
        (finish_case_label): Use it.

        * ptree.c (cxx_print_xnode): Handle ARGUMENT_PACK_SELECT.

        PR c++/45698
        * pt.c (dependent_template_arg_p): See through ARGUMENT_PACK_SELECT.

        PR c++/46005
        * decl.c (grokdeclarator): Complain about auto typedef.

        PR c++/46245
        * decl.c (grokdeclarator): Complain later for auto parameter.
        * pt.c (splice_late_return_type): Handle use in a template
        type-parameter.

        PR c++/46696
        * typeck.c (cp_build_modify_expr): Check DECL_DEFAULTED_FN.

        PR c++/47184
        * parser.c (cp_parser_parameter_declaration): Recognize
        list-initialization.
        (cp_parser_direct_declarator): Check for the closing
        paren before parsing definitely.

        PR c++/48935
        * parser.c (cp_parser_constructor_declarator_p): Don't check
        constructor_name_p for enums.
        (cp_parser_diagnose_invalid_type_name): Correct error message.

        PR c++/45418
        * init.c (perform_member_init): Handle list-initialization
        of array of non-trivial class type.

        PR c++/45080
        * pt.c (instantiate_class_template_1): Call maybe_add_lambda_conv_op.
        * semantics.c (lambda_function): Check COMPLETE_OR_OPEN_TYPE_P.

        PR c++/48292
        * pt.c (tsubst_decl) [PARM_DECL]: Handle partial instantiation of
        function parameter pack.
        (tsubst_pack_expansion): Likewise.

        * cp-objcp-common.c (cp_common_init_ts): TYPE_ARGUMENT_PACK has
        TS_COMMON.

2011-05-25  Jakub Jelinek  <jakub@redhat.com>

        * cp-objcp-common.c (cp_common_init_ts): Mark CTOR_INITIALIZER
        as TS_TYPED.

        PR c++/49136
        * semantics.c (cxx_eval_bit_field_ref): Handle the
        case when BIT_FIELD_REF doesn't cover only a single field.

2011-05-24  Jason Merrill  <jason@redhat.com>

        PR c++/49042
        * pt.c (get_mostly_instantiated_function_type): Use
        push_deferring_access_checks rather than set flag_access_control.

2011-05-24  Nicola Pero  <nicola.pero@meta-innovation.com>,

        * parser.c (cp_parser_objc_class_ivars): Deal gracefully with a
        syntax error in declaring an ObjC instance variable.

2011-05-24  Jason Merrill  <jason@redhat.com>

        PR c++/48884
        * class.c (pushclass): Accept NULL argument.
        (popclass): Deal with popping null class.
        * pt.c (push_access_scope, pop_access_scope): Use them rather than
        push_to_top_level/pop_from_top_level.
        (push_deduction_access_scope, pop_defarg_context): New.
        (fn_type_unification): Use them.
        * name-lookup.c (lookup_name_real_1): Check current_class_type.

2011-05-24  Paolo Carlini  <paolo.carlini@oracle.com>

        * decl.c (grokdeclarator): Use current_class_name.

2011-05-24  Joseph Myers  <joseph@codesourcery.com>

        * Make-lang.in (GXX_OBJS): Remove prefix.o.
        (g++$(exeext)): Use libcommon-target.a.
        (CXX_C_OBJS): Remove prefix.o.

2011-05-23  Jason Merrill  <jason@redhat.com>

        * pt.c (tsubst_copy_and_build): Use current_class_name.

        PR c++/49102
        * call.c (convert_arg_to_ellipsis): Call force_rvalue.

        PR c++/49105
        * typeck.c (cp_build_c_cast): Don't strip cv-quals when
        converting to reference.
        (build_static_cast_1): Update for glvalues.

        PR c++/49105
        * typeck.c (build_const_cast_1): Handle rvalue references.

        PR c++/47263
        * decl.c (use_eh_spec_block): Do use an EH spec block for a
        lambda op().

        PR c++/49058
        * call.c (splice_viable): Be strict in templates.

        PR c++/47336
        * error.c (dump_template_bindings): Suppress access control.

        PR c++/47544
        * pt.c (instantiate_decl): Handle =default.

        PR c++/48617
        * pt.c (invalid_nontype_parm_type_p): Allow DECLTYPE_TYPE.

2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>

        * call.c (build_over_call): Tweak call to check_function_arguments.
        * typeck.c (cp_build_function_call_vec): Likewise.

2011-05-23  Jonathan Wakely  <jwakely.gcc@gmail.com>

        PR c++/18016
        * init.c (perform_member_init): Check for self-initialization.

2011-05-22  Jason Merrill  <jason@redhat.com>

        PR c++/48647
        * typeck.c (composite_pointer_type_r): Return error_mark_node
        on error in SFINAE context.

2011-05-20  Jason Merrill  <jason@redhat.com>

        PR c++/48945
        * decl.c (grokdeclarator): Don't add set const function-cv-qual
        for constexpr fns to memfn_quals, just add it to the type.
        (revert_static_member_fn): Don't complain about quals.
        (check_static_quals): New.
        (grokfndecl): Call it.
        (start_preparsed_function): Don't call revert_static_member_fn.

        PR c++/48945
        * decl.c (revert_static_member_fn): Ignore const on constexpr fn.

        PR c++/48780
        * cvt.c (type_promotes_to): Don't promote scoped enums.

        PR c++/49066
        * decl.c (duplicate_decls): Preserve DECL_DELETED_FN.

        PR c++/48873
        * tree.c (stabilize_expr): Fix typo.

        DR 1073
        PR c++/49082
        * typeck.c (comp_except_specs): noexcept(false) is not compatible
        with throw(type-list).
        * typeck2.c (merge_exception_specifiers): noexcept(false)
        beats any more limited specification.

        PR c++/24163
        PR c++/29131
        * pt.c (tsubst_copy_and_build) [CALL_EXPR]: Avoid repeating
        unqualified lookup.
        * semantics.c (perform_koenig_lookup): Add complain parm.
        * cp-tree.h: Adjust.
        * parser.c (cp_parser_postfix_expression): Adjust.
        (cp_parser_perform_range_for_lookup): Adjust.

2011-05-20  Jason Merrill  <jason@redhat.com>

        * semantics.c (finish_call_expr): SET_EXPR_LOCATION.

2011-05-20  Joseph Myers  <joseph@codesourcery.com>

        * Make-lang.in (GXX_OBJS): Remove intl.o and version.o.

2011-05-19  Jakub Jelinek  <jakub@redhat.com>

        PR c++/49043
        * decl.c (check_omp_return): Stop searching on sk_function_parms.

        PR c++/48869
        * method.c (get_dtor, get_copy_ctor): Add COMPLAIN argument,
        pass it down to locate_fn_flags.
        * cp-tree.h (get_dtor, get_copy_ctor): Adjust prototypes.
        * semantics.c (cxx_omp_create_clause_info): Adjust callers.
        * cp-gimplify.c: Include splay-tree.h.
        (splay_tree_compare_decl_uid, omp_var_to_track,
        omp_cxx_notice_variable): New functions.
        (struct cp_genericize_omp_taskreg): New type.
        (struct cp_genericize_data): Add omp_ctx field.
        (cp_genericize_r): Attempt to determine implicitly determined
        firstprivate class type variables.
        (cp_genericize): Clear omp_ctx.
        * Make-lang.in (cp/cp-gimplify.o): Depend on $(SPLAY_TREE_H).

2011-05-18  Jason Merrill  <jason@redhat.com>

        PR c++/48948
        PR c++/49015
        * class.c (finalize_literal_type_property): Do check
        for constexpr member functions of non-literal class.
        (finish_struct): Don't call check_deferred_constexpr_decls.
        * cp-tree.h: Don't declare it.
        (DECL_DEFERRED_CONSTEXPR_CHECK): Remove.
        * decl.c (grok_special_member_properties): Don't check it
        (grokfnedcl): Don't call validate_constexpr_fundecl.
        (start_preparsed_function): Do call it.
        * pt.c (tsubst_decl): Don't call it.
        (instantiate_class_template_1): Don't call
        check_deferred_constexpr_decls.
        * semantics.c (literal_type_p): Check for any incompleteness.
        (ensure_literal_type_for_constexpr_object): Likewise.
        (is_valid_constexpr_fn): Revert deferral changes.
        (validate_constexpr_fundecl): Likewise.
        (register_constexpr_fundef): Likewise.
        (check_deferred_constexpr_decls): Remove.

2011-05-16  Jason Merrill  <jason@redhat.com>

        PR c++/48969
        * pt.c (deduction_tsubst_fntype): Use a VEC initially.

2011-05-15  Paolo Carlini  <paolo.carlini@oracle.com>

        * cxx-pretty-print.c: Update comment.
        * semantics.c (trait_expr_value, finish_trait_expr):
        Reorder the cases.
        * parser.c (cp_parser_primary_expression): Likewise.

2011-05-15  Jonathan Wakely  <jwakely.gcc@gmail.com>

        PR c++/48994
        * parser.c (cp_parser_perform_range_for_lookup): Call complete_type.

2011-05-13  Ville Voutilainen  <ville.voutilainen@gmail.com>

        Implement final on class.
        * class.c (check_bases): Diagnose derivation from a final class.
        * cp-tree.h (lang_type_class): Add is_final and adjust dummy.
        (CLASSTYPE_FINAL): New.
        * parser.c (cp_parser_class_head): Parse class-virt-specifier, set
        CLASSTYPE_FINAL.
        * pt.c (instantiate_class_template_1): Copy CLASSTYPE_FINAL.

2011-05-13  Jason Merrill  <jason@redhat.com>

        PR c++/48969
        * pt.c (deduction_tsubst_fntype): New.
        (fn_type_unification): Use it.
        (init_template_processing): Initialize hash table.
        (print_template_statistics): Print hash table stats.

        * call.c (build_op_call): Use timevar_cond_start/stop.
        (build_user_type_conversion): Likewise.

2011-05-12  Jason Merrill  <jason@redhat.com>

        * cp-tree.h (DECL_DEFERRED_CONSTEXPR_CHECK): New.
        * semantics.c (validate_constexpr_fundecl): Set it.
        (check_deferred_constexpr_decls): Clear it.
        (register_constexpr_fundef): Make sure it isn't set.
        * decl.c (grok_special_member_properties): Check it.

2011-05-11  Jason Merrill  <jason@redhat.com>

        PR c++/48948
        * semantics.c (validate_constexpr_fundecl): Defer checking if
        an argument type is being defined.
        (is_valid_constexpr_fn): Add defer_ok parm.
        (cxx_eval_call_expression): Adjust.
        (check_deferred_constexpr_decls): New.
        (literal_type_p): Make sure type isn't being defined.
        (ensure_literal_type_for_constexpr_object): Handle type being defined.
        * cp-tree.h: Declare check_deferred_constexpr_decls.
        * decl.c (grokfndecl): Call validate_constexpr_fundecl here.
        (start_preparsed_function, cp_finish_decl): Not here.
        * class.c (finalize_literal_type_property): Don't call
        validate_constexpr_fundecl.
        (finish_struct): Call check_deferred_constexpr_decls.
        * pt.c (tsubst_decl): Call validate_constexpr_fundecl.
        (instantiate_class_template): Call check_deferred_constexpr_decls.

        * semantics.c (validate_constexpr_fundecl): Check DECL_TEMPLATE_INFO
        rather than DECL_TEMPLATE_INSTANTIATION.
        (cxx_eval_call_expression): Likewise.

        * semantics.c (register_constexpr_fundef): Add to hash table here.
        (validate_constexpr_fundecl): Not here.

        * decl.c (grokdeclarator): Only set DECL_DECLARED_CONSTEXPR_P once.

        * pt.c (build_non_dependent_expr): Don't check null_ptr_cst_p,
        do call maybe_constant_value in C++0x mode.
        * semantics.c (cxx_eval_constant_expression): Handle TEMPLATE_DECL.

        PR c++/48745
        * pt.c (value_dependent_expr_p): Handle CONSTRUCTOR.

2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>

        * cp-tree.h (TYPENAME_TYPE_FULLNAME, TYPEOF_TYPE_EXPR): Use
        TYPE_VALUES_RAW.
        (UNDERLYING_TYPE_TYPE, DECLTYPE_TYPE_EXPR): Likewise.
        (DECLTYPE_TYPE_ID_EXPR_OR_MEMBER_ACCESS_P): Likewise.
        (TEMPLATE_TYPE_PARM_INDEX): Likewise.

2011-05-10  Jason Merrill  <jason@redhat.com>

        PR c++/48930
        * class.c (type_build_ctor_call): New.
        * cp-tree.h: Declare it.
        * decl.c (check_initializer): Use it instead of
        TYPE_NEEDS_CONSTRUCTING.
        * init.c (build_value_init, build_value_init_noctor): Likewise.
        (perform_member_init, expand_aggr_init_1, build_new_1): Likewise.
        (build_vec_init): Likewise.
        * typeck2.c (process_init_constructor_array): Likewise.
        (process_init_constructor_record): Likewise.

        PR c++/48736
        * pt.c (tsubst_copy_and_build): Handle substitution of a pack
        expansion producing another expansion.

2011-05-10  Ville Voutilainen  <ville.voutilainen@gmail.com>

        Fixes for override/final.
        * class.c (check_for_override): Diagnose final on a nonvirtual
        member function, diagnose override for a virtual with no matching
        override. Don't fiddle around with DECL_VINDEX.

2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>

        * cp-tree.def (EXPR_PACK_EXPANSION): Add an operand.
        * cp-objcp-common.c (cp_common_init_ts): Mark it as TS_TYPED.
        * cp-tree.h (PACK_EXPANSION_PARAMETER_PACKS): Use the new
        operand of EXPR_PACK_EXPANSION.
        (cp_tree_operand_length): Declare.
        * tree.c (cp_tree_operand_length): Define.
        (cp_tree_equal): Call it.
        * pt.c (value_dependent_expr_P): Likewise.
        * mangle.c (write_expression): Likewise.

2011-05-09  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/48737
        PR c++/48744
        * decl.c (reshape_init): Take a complain parameter and do
        not call error if tf_error is not set.
        (check_initializer, reshape_init_r, reshape_init_array,
        reshape_init_array_1, reshape_init_vector, reshape_init_class):
        Adjust.
        * typeck2.c (digest_init_r): Take a complain parameter and
        pass it to convert_for_initialization.
        (digest_init, digest_init_flags, process_init_constructor_array,
        process_init_constructor_record, process_init_constructor_union,
        process_init_constructor, digest_init_r): Adjust.
        * init.c (expand_default_init, build_new_1): Likewise.
        * typeck.c (cp_build_modify_expr): Likewise.
        * decl2.c (grokfield): Likewise.
        * call.c (convert_like_real, convert_default_arg): Likewise.
        * semantics.c (finish_compound_literal): Pass complain to
        reshape_init and digest_init.
        * cp-tree.h: Adjust declarations.

2011-05-07  Fabien Chêne  <fabien@gcc.gnu.org>

        PR c++/48859
        * init.c (diagnose_uninitialized_cst_or_ref_member_1): stop the
        recursion if there is user defined constructor.

2011-05-09  Jason Merrill  <jason@redhat.com>

        PR c++/34772
        * decl.c (initialize_local_var): Use DECL_INITIAL for simple
        initialization.

2011-05-08  Ville Voutilainen  <ville.voutilainen@gmail.com>

        Implement final/override for member functions.
        * class.c (check_for_override): Check for DECL_OVERRIDE_P.
        * cp-tree.h (DECL_OVERRIDE_P, DECL_FINAL_P): New.
        (cp_virt_specifiers, enum virt_specifier): New.
        * decl.c (set_virt_specifiers): New.
        (grokdeclarator): Use them. Diagnose virt-specifiers on non-fields.
        * parser.c (make_call_declarator): add virt-specifiers parameter.
        (cp_parser_lambda_declarator_opt): Adjust.
        (cp_parser_direct_declarator): Likewise.
        (cp_parser_virt_specifier_seq_opt): New.
        * search.c (check_final_overrider): Diagnose attempts to override
        a final member function.

2011-05-09  Dodji Seketeli  <dodji@redhat.com>

        PR c++/48574
        * class.c (fixed_type_or_null): Use type_dependent_p_push to test
        if the instance has a dependent initializer.

2011-05-08  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/48816
        * cxx-pretty-print.c (pp_cxx_template_declaration): Remove
        effectively unused variable.

2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>

        * name-lookup.h (global_bindings_p): Adjust prototype.
        * name-lookup.c (global_bindings_p): Return bool.

2011-05-06  Jason Merrill  <jason@redhat.com>

        * decl.c (stabilize_save_expr_r): Set *walk_subtrees as
        appropriate.

        PR c++/48909
        * semantics.c (cxx_eval_conditional_expression): Check
        integer_zerop instead.
        (potential_constant_expression_1): Likewise.

        PR c++/48911
        * semantics.c (cxx_eval_array_reference): Handle implicit
        initializers.

2011-05-06  Nathan Froyd  <froydnj@codesourcery.com>

        * cp-tree.h (type_of_this_parm, class_of_this_parm): New functions.
        * call.c (standard_conversion): Call class_of_this_parm.
        * cxx-pretty-print.c (pp_cxx_implicit_parameter_type): Likewise.
        (pp_cxx_direct_abstract_declarator): Likewise.
        * decl2.c (change_return_type): Likewise.
        (cp_reconstruct_complex_type): Likewise.
        * error.c (dump_type_suffix, dump_function_decl): Likewise.
        * mangle.c (write_function_type): Likewise.
        * pt.c (unify): Likewise.
        * typeck.c (merge_types, type_memfn_quals): Likewise.
        * decl.c (build_this_parm): Call type_of_this_parm.

2011-05-06  Dodji Seketeli  <dodji@redhat.com>

        PR c++/48838
        * cp-tree.h (non_static_member_function_p): Declare new function.
        * tree.c (non_static_member_function_p): Define it.
        * semantics.c (finish_call_expr): Use it.

2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>

        * decl.c (finish_case_label): Omit the loc argument to
        build_case_label.

2011-05-05  Jason Merrill  <jason@redhat.com>

        * cp-tree.h (REFERENCE_REF_P): Just check the type.
        * cvt.c (convert_from_reference): Adjust.
        * pt.c (build_non_dependent_expr): Adjust.
        * semantics.c (finish_offsetof): Adjust.
        * tree.c (lvalue_kind): Use it.

        PR c++/48873
        * tree.c (stabilize_expr): Don't make gratuitous copies of classes.

2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>

        * decl.c (start_preparsed_function): Do not set
        dont_save_pending_sizes_p.

2011-05-05  Joseph Myers  <joseph@codesourcery.com>

        * parser.c (cp_parser_objc_method_definition_list): Update call to
        objc_start_method_definition.

2011-05-04  Jason Merrill  <jason@redhat.com>

        PR c++/48749
        * class.c (resolves_to_fixed_type_p): Don't look closely
        in templates.

2011-05-03  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/28501
        * call.c (add_builtin_candidate): Handle REALPART_EXPR and
        IMAGPART_EXPR.

2011-05-02  Lawrence Crowl  <crowl@google.com>

        * decl.c: (push_local_name): Change TV_NAME_LOOKUP to start/stop.
        (poplevel): Refactor POP_TIMEVAR_AND_RETURN to plain code.
        Change TV_NAME_LOOKUP to start/stop.
        (define_label): Refactor timevar calls out to a wrapper function.
        Change TV_NAME_LOOKUP to start/stop.
        (xref_tag): Likewise.
        (lookup_label): Refactor timevar calls out to a wrapper function.
        Change TV_NAME_LOOKUP to start_cond/stop_cond.

        * pt.c: (instantiate_class_template): Add a wrapper to push/pop new
        TV_TEMPLATE_INST.
        (instantiate_template): Add a wrapper to push/pop new TV_TEMPLATE_INST.
        (lookup_template_class): Refactor timevar calls out to a wrapper
        function.  Change use of TV_NAME_LOOKUP to TV_TEMPLATE_INST.
        (instantiate_decl): Change TV_PARSE to TV_TEMPLATE_INST.

        * name-lookup.c: (store_bindings): Change TV_NAME_LOOKUP to start/stop.
        (poplevel_class): Change TV_NAME_LOOKUP to start_cond/stop_cond.
        (push_namespace): Likewise.
        (pop_nested_namespace): Likewise.
        (pushdecl_namespace_level): Likewise.
        (store_class_bindings): Likewise.
        (push_to_top_level): Likewise.
        (identifier_type_value): Refactor timevar calls out to a wrapper
        function.  Change TV_NAME_LOOKUP to start/stop.
        (find_binding): Likewise.
        (push_using_decl): Likewise.
        (lookup_arg_dependent): Likewise.
        (push_using_directive): Likewise.
        (qualified_lookup_using_namespace): Refactor POP_TIMEVAR_AND_RETURN
        to plain code.  Change TV_NAME_LOOKUP to start/stop.
        (lookup_type_current_level): Likewise.  Refactor inner return to
        break.
        (pushdecl_class_level): Refactor POP_TIMEVAR_AND_RETURN to plain
        code.  Change TV_NAME_LOOKUP to start_cond/stop_cond.
        (pushdecl_top_level_1): Likewise.
        (lookup_using_namespace): Likewise.
        (pushdecl_with_scope): Refactor timevar calls out to a wrapper
        function.  Change TV_NAME_LOOKUP to start_cond/stop_cond.
        (push_overloaded_decl): Likewise.
        (push_class_level_binding): Likewise.
        (namespace_binding): Likewise.
        (set_namespace_binding): Likewise.
        (supplement_binding): Likewise.
        (unqualified_namespace_lookup): Likewise.
        (lookup_name_real): Likewise.
        (lookup_type_scope): Likewise.
        (namespace_ancestor): Likewise.
        (lookup_name_innermost_nonclass_level): Likewise.
        (pushtag): Likewise.
        (pop_from_top_level): Likewise.
        (pushdecl_maybe_friend): Refactor timevar calls out to a wrapper
        function.  Change TV_NAME_LOOKUP to start_cond/stop_cond.  Wrap long
        lines.
        (add_using_namespace): Refactor timevar calls out to a wrapper
        function.  Change TV_NAME_LOOKUP to start_cond/stop_cond.  Bypass
        wrapper on call to self.

        * decl2.c: (cp_write_global_declarations):  Add start/stop of
        new TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_CHECK_DBGINFO.
        Remove push/pop calls to TV_VARCONST.

        * parser.c: Add include of "timevar.h".
        (cp_parser_explicit_instantiation): Add push/pop calls to
        TV_TEMPLATE_INST.
        (cp_parser_enum_specifier): Add push/pop calls to new TV_PARSE_ENUM.
        (cp_parser_class_specifier): Add wrapper to add push/pop calls to
        TV_PARSE_STRUCT.
        (cp_parser_function_definition_from_specifiers_and_declarator): Add
        push/pop calls to new TV_PARSE_FUNC or TV_PARSE_INLINE.
        (cp_parser_late_parsing_for_member):  Add push/pop calls to
        new TV_PARSE_INMETH.

        * call.c: Add include of "timevar.h".
        (convert_class_to_reference): Wrap and add push/pop calls to 
        TV_OVERLOAD.
        (build_op_call): Likewise.
        (build_conditional_expr): Likewise.
        (build_new_op): Likewise.
        (build_new_method_call): Likewise.
        (build_user_type_conversion): Reorganize to single return and add
        push/pop calls to TV_OVERLOAD.
        (perform_overload_resolution): Likewise.

        * Make-lang.in: Add dependence of call.o and parser.o on $(TIMEVAR_H).

2011-05-02  Jason Merrill  <jason@redhat.com>

        * tree.c (build_vec_init_expr): Take complain parm.
        (build_vec_init_elt): Likewise.  Free arg vector.
        (diagnose_non_constexpr_vec_init, build_array_copy): Adjust.
        * cp-tree.h (VEC_INIT_EXPR_SLOT): Use VEC_INIT_EXPR_CHECK.
        (VEC_INIT_EXPR_INIT): Likewise.
        Adjust build_vec_init_expr declaration.
        * init.c (perform_member_init): Adjust.

        Revert:
        PR c++/40975
        * cp-tree.def (VEC_INIT_EXPR): Add third operand.
        * cp-tree.h (VEC_INIT_EXPR_NELTS): New.
        * cp-gimplify.c (cp_gimplify_expr) [VEC_INIT_EXPR]: Handle it.
        * tree.c (build_vec_init_expr): Handle getting pointer/nelts.
        (build_vec_init_elt): Don't expect an array type.
        (build_array_copy): Adjust.
        * init.c (perform_member_init): Adjust.
        (build_new_1): Use build_vec_init_expr.

        PR c++/48834
        * tree.c (build_vec_init_expr): Set TREE_SIDE_EFFECTS.
        Protect an explicit target.

        PR c++/48446
        * decl.c (stabilize_save_expr_r, stabilize_vla_size): New.
        (compute_array_index_type): Revert earlier 48446 changes.
        (grokdeclarator): Use stabilize_vla_size.

2011-05-02  Dmitry Gorbachev  <d.g.gorbachev@gmail.com>
            Eric Botcazou <ebotcazou@adacore.com>

        * parser.c (cp_parser_init_declarator): Set pushed_scope to NULL_TREE
        instead of inappropriate zero values.

2011-05-02  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/47969
        * decl.c (compute_array_index_type): Check build_expr_type_conversion
        return value for NULL_TREE.

2011-04-29  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/48606
        * init.c (perform_member_init): Check build_value_init return
        value for error_mark_node.

2011-04-29  Diego Novillo  <dnovillo@google.com>
            Le-Chun Wu  <lcwu@google.com>

        * call.c (conversion_null_warnings): Also handle assignments
        when warning about NULL conversions.

2011-04-29  Le-Chun Wu  <lcwu@google.com>

        * cp-tree.h (LOOKUP_EXPLICIT_TMPL_ARGS): Define.
        * call.c (build_new_function_call): Set it for TEMPLATE_ID_EXPRs.
        (build_over_call): Use it to determine whether to emit a NULL
        warning for template function instantiations.
        (build_new_method_call): Set LOOKUP_EXPLICIT_TMPL_ARGS if
        EXPLICIT_TARGS is set.

2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>,
            Mike Stump <mikestump@comcast.net>

        * Make-lang.in ($(srcdir)/cp/cfns.h): Enable the dependency only
        in maintainer mode.  Use the --output-file option of gperf instead
        of > to prevent creating an empty cp/cfns.h when gperf is not
        available.

2011-04-28  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/48798
        * semantics.c (finish_base_specifier): cv-qualified base class
        is fine, per DR 484.

2011-04-28  Dodji Seketeli  <dodji@redhat.com>

        PR c++/48656
        * semantics.c (finish_call_expr): Don't forget BASELINK nodes when
        considering call expressions involving a member function.

2011-04-28  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/48530
        * tree.c (build_cplus_new): Check build_target_expr return
        value for error_mark_node.

2011-04-28  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/48771
        * semantics.c (literal_type_p): Reference types are literal types,
        per the FDIS.
        (valid_type_in_constexpr_fundecl_p): Remove.
        (is_valid_constexpr_fn): Adjust.

2011-04-27  Jason Merrill  <jason@redhat.com>

        PR libstdc++/48760
        Implement list-initialization of _Complex.
        * decl.c (reshape_init_r): Allow {real,imag} for _Complex.
        (check_initializer): Likewise.
        * call.c (build_complex_conv): New.
        (implicit_conversion): Call it.
        (convert_like_real): Handle it.
        * typeck2.c (check_narrowing): Handle it.

        * init.c (build_vec_delete_1): Look for sfk_deleting_destructor to
        decide whether to delete.
        (build_vec_init): Pass sfk_complete_destructor.

        PR c++/40975
        * cp-tree.def (VEC_INIT_EXPR): Add third operand.
        * cp-tree.h (VEC_INIT_EXPR_NELTS): New.
        * cp-gimplify.c (cp_gimplify_expr) [VEC_INIT_EXPR]: Handle it.
        * tree.c (build_vec_init_expr): Handle getting pointer/nelts.
        (build_vec_init_elt): Don't expect an array type.
        (build_array_copy): Adjust.
        * init.c (perform_member_init): Adjust.
        (build_new_1): Use build_vec_init_expr.

        * class.c (resolve_address_of_overloaded_function): Don't
        change OVERLOAD to TREE_LIST.
        * pt.c (print_candidates_1): Remove nonsensical assert.

        PR c++/48046
        * parser.c (cp_parser_diagnose_invalid_type_name): Commit
        to tentative parse sooner.

2011-04-26  Jason Merrill  <jason@redhat.com>

        PR c++/42687
        * parser.c (cp_parser_primary_expression): Set *idk to
        CP_ID_KIND_NONE for a parenthesized identifier.

        * ptree.c (cxx_print_type) [TYPENAME_TYPE]: Dump fullname.
        (cxx_print_identifier): Correct indentation.

        PR c++/48530
        * decl.c (cxx_maybe_build_cleanup): Add complain parm.
        * tree.c (force_target_expr): Add complain parm.
        (build_target_expr_with_type): Likewise.
        (get_target_expr_sfinae): Split out.
        (build_vec_init_expr, bot_manip): Adjust.
        * init.c (build_vec_delete, build_vec_delete_1): Add complain parm.
        (build_delete, build_dtor_call): Likewise.
        (perform_direct_initialization_if_possible): Adjust.
        (build_vec_init): Handle error return.
        * cvt.c (force_rvalue): Add complain parm.
        Call build_special_member_call directly.
        * decl2.c (delete_sanity): Add complain parm.
        (build_cleanup): Adjust.
        * pt.c (tsubst_copy_and_build, tsubst_expr): Adjust.
        * semantics.c (finish_stmt_expr_expr): Adjust.
        (finish_compound_literal): Adjust.
        * parser.c (cp_parser_delete_expression): Adjust.
        * typeck2.c (build_functional_cast): Adjust.
        * cp-tree.h: Adjust.

2011-04-26  Martin Jambor  <mjambor@suse.cz>

        * class.c (cp_fold_obj_type_ref): Remove.
        * cp-tree.h (cp_fold_obj_type_ref): Remove declaration.

2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>

        * cp-tree.def: Add a new UNDERLYING_TYPE tree code.
        * cp-tree.h (enum cp_trait_kind): Add CPTK_UNDERLYING_TYPE, tidy.
        (UNDERLYING_TYPE_TYPE): Add.
        * cp-objcp-common.c (cp_common_init_ts): Mark UNDERLYING_TYPE
        as TS_COMMON.
        * parser.c (cp_lexer_next_token_is_decl_specifier_keyword,
        cp_parser_simple_type_specifier): Handle UNDERLYING_TYPE.
        (cp_parser_trait_expr): Deal with RID_UNDERLYING_TYPE; tidy.
        * semantics.c (finish_underlying_type): New.
        * typeck.c (structural_comptypes): Handle UNDERLYING_TYPE.
        * error.c (dump_type, dump_type_prefix, dump_type_suffix): Likewise.
        * cxx-pretty-print.c (p_cxx_type_id): Likewise.
        * tree.c (cp_walk_subtrees): Likewise.
        * pt.c (for_each_template_parm_r, tsubst, unify,
        dependent_type_p_r): Likewise.
        * mangle.c (write_type): Sorry for __underlying_type.

2011-04-25  Jason Merrill  <jason@redhat.com>

        PR c++/48707
        * decl.c (type_dependent_init_p): New.
        (cp_finish_decl): Check it.
        * pt.c (any_type_dependent_elements_p): New.
        * cp-tree.h: Declare it.

2011-04-20  Jason Merrill  <jason@redhat.com>

        * semantics.c (finish_compound_literal): Don't put an array
        with a dtor in a static variable.

        * call.c (build_over_call): Handle trivial dtor.

        * search.c (lookup_fnfields_slot): Call complete_type.

        PR c++/48594
        * decl2.c (build_offset_ref_call_from_tree): Move
        non-dependency of object outside condition.

        PR c++/48657
        * decl.c (cp_finish_decl): Simplify template handling.

2011-04-20  Jim Meyering  <meyering@redhat.com>

        * tree.c (cxx_printable_name_internal): Remove useless if-before-free.

2011-04-19  Jason Merrill  <jason@redhat.com>

        PR c++/46304
        * typeck.c (cp_build_binary_op): Fold COMPLEX_EXPR.

        PR c++/45267
        * decl.c (duplicate_decls): Keep always_inline attribute
        in sync with DECL_DISREGARD_INLINE_LIMITS.

2011-04-18  Jason Merrill  <jason@redhat.com>

        PR c++/48569
        * typeck2.c (build_functional_cast): Handle VOID_TYPE.

        PR c++/48537
        * init.c (build_value_init): Handle UNION_TYPE the same.

2011-04-18  Jakub Jelinek  <jakub@redhat.com>

        PR c++/48632
        * parser.c (cp_parser_omp_for_loop): Don't use cp_parser_omp_for_incr
        for type dependent pointers.

2011-04-18  Jim Meyering  <meyering@redhat.com>

        * pt.c (type_unification_real): Fix typo in comment: s/in in/in/.

2011-04-17  Jan Hubicka  <jh@suse.cz>

        * semantics.c (finish_goto_stmt): Do set UNINLINABLE flag on computed
        gotos.

2011-04-17  Jason Merrill  <jason@redhat.com>

        PR c++/48531
        * typeck2.c (build_functional_cast): Disallow array type.

        * tree.c (get_target_expr): Handle VEC_INIT_EXPR.

2011-04-17  Jan Hubicka  <jh@suse.cz>

        * class.c (cp_fold_obj_type_ref): Drop vtable_method.

2011-04-15  Rodrigo Rivas Costa <rodrigorivascosta@gmail.com>

        Implement N3271
        * parser.c (cp_convert_range_for): Split into
        cp_parser_perform_range_for_lookup.
        (cp_parser_perform_range_for_lookup): New.
        (cp_parser_range_for_member_function): New.
        (cp_parser_for_init_statement): Correct error message.
        * semantics.c (finish_call_expr): Accept COMPONENT_REF.

2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>

        * parser.c (cp_parser_objc_protocol_declaration): Updated for
        change from objc_declare_protocols() to objc_declare_protocol().

2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>

        PR objc++/48479
        * typeck.c (cxx_mark_addressable) [CONST_DECL]: Mark addressable
        and return immediately.

2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>

        * cp-tree.def (SWITCH_STMT): Add an extra operand.
        * cp-objcp-common.c (cp_common_init_ts): Mark it as TS_TYPED.
        * cp-tree.h (SWITCH_STMT_SCOPE): Define.
        * semantics.c (begin_switch__stmt): Pass scope to build_stmt.
        (finish_switch_stmt): Use SWITCH_STMT_SCOPE instead of TREE_CHAIN.

2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>

        * cp-tree.def (IF_STMT): Add an extra operand.
        * cp-objcp-common.c (cp_common_init_ts): Mark it as TS_TYPED.
        * cp-tree.h (IF_SCOPE): Define.
        * semantics.c (begin_if_stmt): Pass scope to build_stmt.
        (finish_if_stmt): Use IF_SCOPE instead of TREE_CHAIN.

2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>

        * cp-tree.def (FOR_STMT, RANGE_FOR_STMT): Add an extra operand.
        * cp-objcp-common.c (cp_common_init_ts): Mark them as TS_TYPED.
        * cp-tree.h (FOR_SCOPE, RANGE_FOR_SCOPE): Define.
        * semantics.c (begin_for_stmt): Pass an extra arg to build_stmt.
        Use FOR_SCOPE instead of TREE_CHAIN.
        (begin_range_for_stmt): Likewise, with RANGE_FOR_SCOPE.
        (finish_for_stmt): Likewise.

2011-04-14  Jason Merrill  <jason@redhat.com>

        * parser.c (cp_parser_postfix_expression): Fix flags passed to
        build_new_method_call.
        * semantics.c (finish_call_expr): Likewise.

        PR c++/48531
        * init.c (build_value_init_noctor): Check complain consistently.

        PR c++/48557
        * typeck.c (cp_build_binary_op): Don't decay void operands.

        PR c++/48446
        * decl.c (compute_array_index_type): Use get_temp_regvar instead
        of variable_size.
        * init.c (get_temp_regvar): No longer static.
        * cp-tree.h: Declare it.

2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>

        * parser.c (cp_parser_objc_class_declaration): Updated for change
        in objc_declare_class().

2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>

        * decl.c (poplevel): Use block_chainon.

2011-04-13  Jason Merrill  <jason@redhat.com>

        PR c++/48594
        * decl2.c (build_offset_ref_call_from_tree): Fix calling a functor
        or pointer to (non-member) function.

2011-04-13  Jakub Jelinek  <jakub@redhat.com>

        PR c++/48570
        * semantics.c (cxx_eval_array_reference): Handle reading from
        wchar_t, char16_t and char32_t STRING_CST.

2011-04-13  Dodji Seketeli  <dodji@redhat.com>

        PR c++/48574
        * class.c (fixed_type_or_null): We cannot determine the dynamic
        type of a reference variable if its initializer is dependent.

2011-04-13  Jason Merrill  <jason@redhat.com>

        PR c++/48581
        * pt.c (tsubst_copy_and_build) [CALL_EXPR]: Don't complain about
        unqualified lookup failing if we're still in a template.

2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>

        * cp-lang.c (cp_init_ts): Call cp_common_init_ts.  Move
        tree_contains_struct initialization to...
        * cp-objcp-common.c (cp_common_init_ts): ...here.  Use MARK_*
        macros.
        * cp-objcp-common.h (cp_common_init_ts): Declare.
        * cp-tree.h (union lang_tree_node): Check for TS_COMMON before
        calling TREE_CHAIN.

2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>

        * parser.c (cp_parser_objc_message_expression): Updated call
        to objc_build_message_expr.

2011-04-12  Martin Jambor  <mjambor@suse.cz>

        * class.c (cp_fold_obj_type_ref): Call cgraph_get_node instead of
        cgraph_get_create_node.
        * decl2.c (cp_write_global_declarations): Call cgraph_get_node
        instead of cgraph_get_create_node.
        * method.c (make_alias_for_thunk): Call cgraph_get_node
        instead of cgraph_get_create_node, assert it returns non-NULL.
        (use_thunk): Likewise.
        * optimize.c (maybe_clone_body): Call cgraph_same_body_alias only
        when flag_syntax_only is not set.  Call cgraph_get_node instead of
        cgraph_get_create_node.
        (maybe_clone_body): Call cgraph_get_node instead of
        cgraph_get_create_node.

2011-04-12  Martin Jambor  <mjambor@suse.cz>

        * class.c (cp_fold_obj_type_ref): Call cgraph_get_create_node
        instead of cgraph_node.
        * decl2.c (cxx_callgraph_analyze_expr): Likewise.
        (cp_write_global_declarations): Likewise.
        * optimize.c (maybe_clone_body): Likewise.
        * semantics.c (maybe_add_lambda_conv_op): Likewise.
        * mangle.c (mangle_decl): Likewise.
        * method.c (make_alias_for_thunk): Likewise.
        (use_thunk): Likewise.

2011-04-11  Jason Merrill  <jason@redhat.com>

        PR c++/48535
        * decl.c (cp_complete_array_type_or_error): New.
        * semantics.c (finish_compound_literal): Use it.
        * cp-tree.h: Declare it.

        PR c++/48535
        * semantics.c (finish_compound_literal): Handle references.

        PR c++/48535
        * semantics.c (finish_compound_literal): Take complain parm.
        (build_lambda_object): Adjust.
        * cp-tree.h: Adjust.
        * call.c (convert_like_real): Adjust.
        * decl.c (check_initializer): Adjust.
        * parser.c (cp_parser_postfix_expression): Adjust.
        (cp_parser_functional_cast): Adjust.
        * pt.c (tsubst_copy_and_build): Adjust.
        * typeck2.c (process_init_constructor_record): Adjust.

        PR c++/48534
        * cvt.c (ocp_convert): Use build_nop to convert to underlying type
        of scoped enum.

        PR c++/48523
        * tree.c (maybe_dummy_object): Use build_x_indirect_ref rather
        than cp_build_indirect_ref.

        PR c++/48457, Core 1238
        * call.c (reference_binding): Allow rvalue reference to bind to
        function lvalue.
        * tree.c (lvalue_kind): Functions are always lvalues.

2011-04-07  Jason Merrill  <jason@redhat.com>

        PR c++/48500
        * semantics.c (potential_constant_expression_1) [CALL_EXPR]: Check
        arguments even if we don't know the function.

        PR c++/48481
        * tree.c (build_overload): Allow an unwrapped FUNCTION_DECL
        at the end of the chain.
        * pt.c (dependent_template_p): Use OVL_CURRENT/NEXT.
        (iterative_hash_template_arg): Likewise.

        PR c++/48481
        * cp-tree.h (OVL_ARG_DEPENDENT): New.
        * name-lookup.c (add_function): Set it.
        * semantics.c (finish_call_expr): Free OVERLOADs if it's set.

        PR c++/48481
        * call.c (build_user_type_conversion_1): Use lookup_fnfields_slot.
        Release unused vector.

        PR c++/48451
        * pt.c (fn_type_unification): Don't clear incomplete pack flag.
        (type_unification_real): Clear it here instead.

        PR c++/48468
        * except.c (build_noexcept_spec): Propagate error_mark_node.
        (finish_noexcept_expr): Likewise.

        PR c++/48452
        * typeck.c (build_x_compound_expr_from_list): Return error_mark_node
        in SFINAE context.

        PR c++/48450
        * call.c (resolve_args): Take complain.
        (build_new_function_call, build_operator_new_call): Pass it.
        (build_op_call, build_new_op, build_new_method_call): Pass it.

        PR c++/48450
        * typeck.c (check_for_casting_away_constness): Take complain.
        (build_static_cast_1, build_reinterpret_cast_1): Pass it.
        (build_const_cast_1): Pass it.  Take full complain parm.
        (build_const_cast, cp_build_c_cast): Adjust.

        * tree.c (build_aggr_init_expr): Always return error_mark_node
        on abstract violation.

        PR c++/48450
        * tree.c (build_cplus_new, build_aggr_init_expr): Take complain.
        (bot_manip): Adjust.
        * cp-tree.h: Adjust.
        * call.c (convert_like_real, build_cxx_call): Adjust.
        (perform_direct_initialization_if_possible): Adjust.
        * cvt.c (ocp_convert): Adjust.
        * init.c (build_value_init): Adjust.
        * semantics.c (maybe_add_lambda_conv_op): Adjust.
        * typeck.c (unary_complex_lvalue, cp_build_modify_expr): Adjust.
        * typeck2.c (build_functional_cast): Adjust.

        * init.c (build_value_init_noctor): Handle REFERENCE_TYPE at top
        level.
        (perform_member_init): Not here.
        * typeck2.c (build_functional_cast): Limit REFERENCE_TYPE special
        case to templates.
        (abstract_virtuals_error_sfinae): Remove RESULT_DECL special case.

        PR c++/48449
        * typeck2.c (build_functional_cast): Check complain consistently.
        Use build_value_init and abstract_virtuals_error_sfinae.
        (abstract_virtuals_error_sfinae): Split out.
        * cp-tree.h: Declare it.
        * init.c (build_new_1): Use it.
        (build_value_init_noctor): Handle FUNCTION_TYPE.

        * semantics.c (finish_decltype_type): Simplify handling of unknown
        type.

        * semantics.c (finish_decltype_type): Add complain parm.
        * cp-tree.h: Adjust.
        * parser.c (cp_parser_decltype): Adjust.
        * pt.c (tsubst): Adjust.

        PR c++/48450
        * cvt.c (ocp_convert): Handle converting scoped enum to bool.

2011-03-31  Jason Merrill  <jason@redhat.com>

        PR c++/48277
        * semantics.c (finish_call_expr): Remove assert.

        PR c++/48280
        * method.c (defaultable_fn_check): Templates are not defaultable.

        * parser.c (cp_parser_init_declarator): Avoid redundant
        cp_finish_decl for member declarations.

2011-03-30  Jason Merrill  <jason@redhat.com>

        PR c++/48212
        * semantics.c (non_const_var_error): Just return if DECL_INITIAL
        is error_mark_node.

2011-03-30  Jason Merrill  <jason@redhat.com>

        PR c++/48369
        * semantics.c (potential_constant_expression_1): Handle
        UNORDERED_EXPR and ORDERED_EXPR.

        PR c++/48281
        * semantics.c (finish_compound_literal): Do put static/constant
        arrays in static variables.

        * call.c (convert_like_real) [ck_list]: Build up the
        initializer_list object directly.
        * decl.c (build_init_list_var_init): Adjust.

        * call.c (convert_like_real): Correct TREE_CONSTANT on CONSTRUCTOR.
        * decl.c (reshape_init_array_1): Likewise.

2011-03-29  Jason Merrill  <jason@redhat.com>

        PR c++/48265
        * pt.c (value_dependent_expression_p) [VAR_DECL]: Make sure
        the variable is constant before looking at its initializer.

        PR c++/48319
        * pt.c (value_dependent_expression_p): Handle TEMPLATE_ID_EXPR.

        PR c++/48089
        * semantics.c (potential_constant_expression_1): Change error about
        use of *this in constructor into sorry.

        PR c++/48296
        * decl.c (cp_finish_decl): Defer validation of constexpr member
        functions.
        * class.c (finalize_literal_type_property): Validate them here.
        * semantics.c (is_valid_constexpr_fn): Don't check completeness.

        * semantics.c (is_valid_constexpr_fn): Specify input location.

2011-03-28  Jason Merrill  <jason@redhat.com>

        PR c++/48313
        * pt.c (maybe_adjust_types_for_deduction): Handle T&& deduction
        from overloaded function.

        Core 1232
        * call.c (build_array_conv): New.
        (implicit_conversion): Use it.

        * call.c (reference_binding): Allow direct binding to an array
        rvalue.

        Core 898
        * parser.c (cp_parser_compound_statement): Add function_body parm.
        Complain about non-body compound-stmt in constexpr fn.
        (cp_parser_primary_expression, cp_parser_statement): Adjust.
        (cp_parser_implicitly_scoped_statement): Adjust.
        (cp_parser_function_body, cp_parser_try_block): Adjust.
        (cp_parser_handler, cp_parser_objc_synchronized_statement): Adjust.
        (cp_parser_objc_try_catch_finally_statement): Adjust.

        Core 898
        * semantics.c (constexpr_fn_retval): New.  Allow using-declaration
        and using-definition.
        (register_constexpr_fundef): Call it.

        * except.c (build_noexcept_spec): Call cxx_constant_value after
        converting to bool.

2011-03-25  Kai Tietz  <ktietz@redhat.com>

        * lex.c (interface_strcmp): Handle dos-paths.
        (handle_pragma_implementation): Use filename_cmp instead of
        strcmp.
        (in_main_input_context): Likewise.

2011-03-25  Jason Merrill  <jason@redhat.com>

        Core 1135
        * method.c (defaulted_late_check): Check for exception spec mismatch.
        (defaultable_fn_check): Allow exception spec and virtual.
        * class.c (check_for_override): A virtual dtor is non-trivial.

        PR c++/48289
        * pt.c (build_non_dependent_expr): Keep dereferences outside the
        NON_DEPENDENT_EXPR.

2011-03-25  Kai Tietz  <ktietz@redhat.com>

        * decl.c (decls_match): Replace target hook
        call of comp_type_attributes by version in tree.c file.
        * search.c (check_final_overrider): Likewise.
        * typeck.c (structural_comptypes): Likewise.

2011-03-21  Kai Tietz  <ktietz@redhat.com>

        PR target/12171
        * cxx-pretty-print.c (pp_cxx_ptr_operator):
        Display allowed attributes for function pointer types.
        * error.c (dump_type_prefix): Likewise.

        * tree.c (cxx_attribute_table): Adjust table.

2011-03-18  Jason Merrill  <jason@redhat.com>

        PR c++/48162
        * semantics.c (finish_call_expr): Allow TARGET_EXPR for now.

        PR c++/48118
        * call.c (build_over_call): Don't skip ck_rvalue.

2011-03-17  Jason Merrill  <jason@redhat.com>

        PR c++/47504
        * semantics.c (cxx_eval_constant_expression) [NOP_EXPR]: Don't let
        the conversion set TREE_OVERFLOW.

        Core 1212
        * semantics.c (finish_decltype_type): Return T&& for xvalue.
        * typeck.c (unlowered_expr_type): Preserve cv-quals.

        PR c++/48166
        * decl.c (revert_static_member_fn): Strip function-cv-quals.

2011-03-16  Jason Merrill  <jason@redhat.com>

        PR c++/48089
        * semantics.c (potential_constant_expression_1): Don't allow *this
        in a constructor.
        (register_constexpr_fundef): Use potential_rvalue_constant_expression.

        PR c++/47301
        * decl.c (compute_array_index_type): Don't bother trying to deal
        with literal classes in ABI v1.

        PR c++/46336
        * decl.c (duplicate_decls): Return NULL_TREE for clashing
        C functions.

        PR c++/47570
        * semantics.c (cxx_eval_constant_expression) [COMPOUND_EXPR]: Don't
        use the generic binary expression handling.

2011-03-16  Diego Novillo  <dnovillo@google.com>

        * Make-lang.in (CXX_PARSER_H): New.
        (cp/parser.o): Add dependency on CXX_PARSER_H.
        Add dependency on tree-pretty-print.h
        (cp/cp-lang.o): Add dependency on CXX_PARSER_H.
        * cp-lang.c: Include parser.h.
        * parser.c: Include parser.h.
        (struct cp_token): Add bitfield purged_p.
        Update all users.
        Move to parser.h.
        (CPP_PURGED): Remove.  Update all users.
        (struct cp_lexer): Change field buffer to be a VEC of cp_token.
        Remove field buffer_length.
        Update all users.
        Move to parser.h.
        (struct tree_check): Move to parser.h.
        (cp_token_position): Likewise.
        (struct cp_token_cache): Likewise.
        (CPP_KEYWORD): Likewise.
        (CPP_TEMPLATE_ID): Likewise.
        (CPP_NESTED_NAME_SPECIFIER): Likewise.
        (N_CP_TTYPES): Likewise.
        (enum cp_parser_status_kind): Likewise.
        (struct cp_parser_context): Likewise.
        (struct cp_default_arg_entry_d): Likewise.
        (struct cp_unparsed_functions_entry_d): Likewise.
        (struct cp_parser): Likewise.
        (cp_lexer_dump_tokens): New.
        (cp_lexer_debug_tokens): New.
        (cp_lexer_finished_p): New.
        (cp_lexer_alloc): Factor out of cp_lexer_new_main.
        (cp_lexer_new_main): Re-write main lexing loop to push
        tokens into the new VEC buffer.
        (cp_lexer_print_token): Improve printing of CPP_NUMBER tokens.
        Do not abort if the token type is not recognized, just print
        its code.
        * parser.h: New file.
        * config-lang.in (gtfiles): Add cp/parser.h.

2011-03-16  Jason Merrill  <jason@redhat.com>

        Core 1148
        * typeck.c (check_return_expr): Fix conditions for setting
        LOOKUP_PREFER_RVALUE.

        * call.c (build_over_call): Remove require_complete_type_sfinae call.

        PR c++/48132
        * decl.c (check_array_designated_initializer): Allow integer index.
        (reshape_init_array_1): Set index on the elements.

2011-03-16  Jason Merrill  <jason@redhat.com>

        PR c++/48113
        * typeck.c (convert_for_initialization): Use
        perform_implicit_conversion_flags.
        * call.c (standard_conversion): If LOOKUP_PREFER_RVALUE, set
        rvaluedness_matches_p on ck_rvalue.
        (convert_like_real) [ck_rvalue]: And restore it here.

        PR c++/48115
        * call.c (convert_arg_to_ellipsis): Handle incomplete type.

2011-03-16  Jason Merrill  <jason@redhat.com>

        * parser.c (cp_parser_abort_tentative_parse): Make sure we haven't
        committed to this tentative parse.

        PR c++/47999
        * semantics.c (finish_call_expr): Preserve reference semantics
        in templates.

        * call.c (convert_default_arg): Use LOOKUP_IMPLICIT.

2011-03-16  Jakub Jelinek  <jakub@redhat.com>

        * cp-objcp-common.c (cp_function_decl_explicit_p): Don't crash if
        DECL_LANG_SPECIFIC is NULL.

2011-03-15  Jason Merrill  <jason@redhat.com>

        Core 1074
        * pt.c (value_dependent_expression_p) [NOEXCEPT_EXPR]: Don't
        check value_dependent_expression_p on the operand.

        * semantics.c (push_cx_call_context): Return bool.
        (cxx_eval_call_expression): Handle excess depth.

        Core 1191
        * method.c (synthesized_method_walk): Cleanups don't affect the
        triviality of a constructor, but do affect deletion and exception
        specification.

2011-03-15  Rodrigo Rivas Costa  <rodrigorivascosta@gmail.com>

        * decl2.c (cp_check_const_attributes): New.
        (cplus_decl_attributes): Call cp_check_const_attributes.

2011-03-15  Jason Merrill  <jason@redhat.com>

        PR c++/34758
        * call.c (convert_default_arg): Use DECL_ORIGIN of fn.  Check for
        recursion first.
        (push_defarg_context, pop_defarg_context): New.
        * parser.c (cp_parser_late_parsing_default_args): Use them.
        * cp-tree.h: Declare them.

2011-03-11  Dodji Seketeli  <dodji@redhat.com>

        * call.c (add_builtin_candidate)<case INDIRECT_REF>: The type of
        the argument of the indirection operator should not be dependent.
        Fix the comment.

2011-03-11  Jason Merrill  <jason@redhat.com>

        PR c++/47125
        * pt.c (tsubst) [TYPENAME_TYPE]: Only give errors if tf_error.

        PR c++/47144
        * parser.c (cp_parser_template_type_arg): Set
        type_definition_forbidden_message.

        PR c++/47808
        * decl.c (compute_array_index_type): Discard folding
        if it didn't produce a constant.

2011-03-11  Jakub Jelinek  <jakub@redhat.com>

        PR c++/48035
        * init.c (build_zero_init_1): Extracted from build_zero_init.
        Add FIELD_SIZE argument, if non-NULL and field bit_position
        as not smaller than that, don't add that field's initializer.
        Pass DECL_SIZE as last argument to build_zero_init_1
        for DECL_FIELD_IS_BASE fields.
        (build_zero_init): Use build_zero_init_1.

2011-03-10  Jason Merrill  <jason@redhat.com>

        PR c++/48029
        * pt.c (iterative_hash_template_arg): Remove special case for
        ARRAY_TYPE.

        PR c++/47198
        * parser.c (cp_parser_single_declaration): Just return if
        cp_parser_parse_and_diagnose_invalid_type_name complained.

2011-03-09  Jason Merrill  <jason@redhat.com>

        PR c++/44629
        * pt.c (unify): An unresolved overload is a nondeduced context.

2011-03-09  Martin Jambor  <mjambor@suse.cz>

        PR tree-optimization/47714
        * method.c (use_thunk): Clear addressable flag of thunk arguments.

2011-03-08  Dodji Seketeli  <dodji@redhat.com>

        PR c++/47705
        * pt.c (convert_nontype_argument): Only call decay_conversion on
        arrays.

2011-03-08  Jason Merrill  <jason@redhat.com>

        PR c++/47488
        * mangle.c (write_template_arg_literal) [STRING_CST]: Sorry.

        PR c++/47705
        * pt.c (convert_nontype_argument): Don't crash on non-pointer
        argument to pointer parameter.

        PR c++/45651
        * pt.c (instantiate_decl): Don't clear DECL_INTERFACE_KNOWN on
        !TREE_PUBLIC decls.

2011-03-08  Dodji Seketeli  <dodji@redhat.com>

        PR c++/47957
        * name-lookup.c (binding_to_template_parms_of_scope_p): Only
        consider scopes of primary template definitions.  Adjust comments.

2011-03-07  Jason Merrill  <jason@redhat.com>

        PR c++/48003
        * pt.c (convert_nontype_argument): Fix -fpermissive allowing
        integer overflow.
        * semantics.c (potential_constant_expression_1): Check TREE_OVERFLOW.

        PR c++/48015
        * init.c (constant_value_1): Always require init to be TREE_CONSTANT.

        PR c++/48008
        * mangle.c (write_type): Strip cv-quals from FUNCTION_TYPE here.
        (write_CV_qualifiers_for_type): Not here.

2011-03-06  Joseph Myers  <joseph@codesourcery.com>

        * lang-specs.h: Match -save-temps* instead of -save-temps.

2011-03-05  Jason Merrill  <jason@redhat.com>

        * mangle.c (write_expression): Change ABI v6 to v5.
        (write_type): Likewise.

2011-03-04  Jan Hubicka  <jh@suse.cz>

        PR lto/47497
        * optimize.c (maybe_clone_body): Update call of cgraph_same_body_alias
        and cgraph_add_thunk.
        * method.c (make_alias_for_thunk, use_thunk): Likewise.
        * mangle.c (mangle_decl): Likewise.

2011-03-04  Jason Merrill  <jason@redhat.com>

        PR c++/47971
        * pt.c (tsubst_copy_and_build) [PSEUDO_DTOR_EXPR]: Use tsubst for type.
        (tsubst_copy) [default]: Just return t if !ENABLE_CHECKING.

        PR c++/46220
        * search.c (check_final_overrider): Allow pointer to same incomplete
        class type with different cv-quals.

2011-03-03  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/47974
        * pt.c (tsubst_template_args): Check argument t for error_mark_node.

2011-03-03  Jason Merrill  <jason@redhat.com>

        PR c++/47950
        * pt.c (tsubst_copy_and_build) [TARGET_EXPR]: Retain TREE_CONSTANT.

2011-03-02  Jason Merrill  <jason@redhat.com>

        PR c++/47950
        * parser.c (cp_parser_condition): Don't fold_non_dependent_expr here.

        PR c++/47774
        * tree.c (build_vec_init_elt): Split out from...
        (build_vec_init_expr): ...here.
        (diagnose_non_constexpr_vec_init): New fn.
        * semantics.c (potential_constant_expression_1): Use it.
        * cp-tree.h: Declare it.

2011-03-01  Jason Merrill  <jason@redhat.com>

        PR c++/46159
        * parser.c (cp_parser_primary_expression): Don't warn about a
        failed tentative parse.

        PR c++/47200
        * semantics.c (cxx_bind_parameters_in_call): Don't call
        adjust_temp_type on non-constant args.

        PR c++/47851
        * call.c (standard_conversion): Provide requested cv-quals on
        class rvalue conversion.

        PR c++/46282
        * decl2.c (grokbitfield): Handle type-dependent width.

2011-02-28  Jason Merrill  <jason@redhat.com>

        PR c++/47873
        * class.c (update_vtable_entry_for_fn): Check BINFO_LOST_PRIMARY_P
        after checking for a non-thunk.

2011-02-26  Jason Merrill  <jason@redhat.com>

        PR c++/47904
        * tree.c (cp_tree_equal): Compare DECL_PARM_LEVEL.
        * pt.c (iterative_hash_template_arg): And hash it.

        PR c++/47897
        * semantics.c (non_const_var_error): Split out from...
        (cxx_eval_constant_expression): ...here.
        (potential_constant_expression_1) [VAR_DECL]: Use it.
        Allow dependent variables.

2011-02-24  Jason Merrill  <jason@redhat.com>

        * parser.c (cp_parser_constant_expression): Set
        non_integral_constant_expression correctly for C++0x too.
        (cp_parser_static_assert): Allow non-constant expression.
        (cp_parser_direct_declarator): Expect non_constant_p to be set
        properly for C++0x.
        * pt.c (value_dependent_expression_p): Handle TYPEID_EXPR.
        * semantics.c (maybe_constant_value): Check type_unknown_p too.
        (potential_rvalue_constant_expression): New.
        (require_potential_rvalue_constant_expression): New.

2011-02-23  Jason Merrill  <jason@redhat.com>

        * cp-tree.h (DECL_PARM_LEVEL): New.
        (struct lang_decl_parm): Add level field.
        * name-lookup.c (function_parm_depth): New fn.
        * name-lookup.h: Declare it.
        * parser.c (cp_parser_parameter_declaration_list): Use it.
        * mangle.c (struct globals): Add parm_depth field.
        (write_bare_function_type): Adjust it.
        (write_expression): Include the level delta in PARM_DECL mangling
        for abi >= 6.

        * semantics.c (finish_decltype_type): Remove shortcut for decltype
        of id-expression.
        * mangle.c (write_type) [DECLTYPE_TYPE]: Strip it here for abi < 6.

2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>

        PR c++/46868
        * parser.c (cp_parser_class_specifier): Require a closing brace
        to attempt error recovery.

2011-02-23  Jakub Jelinek  <jakub@redhat.com>

        PR c++/47833
        * pt.c (struct pending_template): Add chain_next GTY option.
        * decl.c (struct named_label_use_entry): Likewise.

2011-02-22  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/47242
        * semantics.c (build_lambda_object): Bail out if a field is
        error_mark_node.

2011-02-22  Dodji Seketeli  <dodji@redhat.com>

        PR c++/47666
        * class.c (dfs_declare_virt_assop_and_dtor)
        (declare_virt_assop_and_dtor): New static functions.
        (add_implicitly_declared_members): Use
        declare_virt_assop_and_dtor.

2011-02-21  Jason Merrill  <jason@redhat.com>

        PR c++/47207
        * decl2.c (decl_constant_var_p): A constexpr var needs an
        initializer to be constant.
        * semantics.c (cxx_eval_constant_expression): Complain about
        constexpr var used in its own initializer.
        * call.c (set_up_extended_ref_temp): Set
        DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P too.

2011-02-20  Jason Merrill  <jason@redhat.com>

        PR c++/47199
        * semantics.c (cxx_eval_call_expression): Call
        cxx_eval_constant_expression in trivial shortcut.

        PR c++/46831
        * call.c (convert_class_to_reference): Don't try to set up a
        second conv sequence for non-viable candidates.

        PR c++/47703
        * error.c (location_of): Handle non-tagged types.

        PR c++/46472
        * method.c (process_subob_fn): Instantiate constexpr templates.
        * optimize.c (maybe_clone_body): Propagate DECL_DECLARED_CONSTEXPR_P.

2011-02-20  Dodji Seketeli  <dodji@redhat.com>

        PR c++/46394
        * pt.c (tsubst_pack_expansion): do not use
        cp_tree_equal/same_type_p to detect an expansion of a parameter
        pack.

2011-02-19  Jason Merrill  <jason@redhat.com>

        PR c++/47503
        * semantics.c (cxx_eval_call_expression): Shortcut trivial copy.

2011-02-18  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/47795
        * semantics.c (finish_non_static_data_member): Early return if
        object is error_mark_node.

2011-02-18  Dodji Seketeli  <dodji@redhat.com>

        PR c++/47208
        * pt.c (do_auto_deduction): Do not mention error_mark_node in
        diagnostics.
        * semantics.c (finish_id_expression): Do not pass erroneous decl
        to decl_constant_var_p.

2011-02-17  Jakub Jelinek  <jakub@redhat.com>

        PR c++/47783
        * cvt.c (convert_from_reference): Call mark_exp_read.

2011-02-11  Dodji Seketeli  <dodji@redhat.com>

        PR c++/47172
        * pt.c (finish_call_expr): Consider a call expression that has a
        dependent "this" pointer as being dependent.  Add comments.
        (dependent_type_p, type_dependent_expression_p): Update comments.

2011-02-16  Dodji Seketeli  <dodji@redhat.com>

        PR c++/47326
        * pt.c (tsubst_copy)<case SIZEOF_EXPR>: Ensure that even pack
        expansion arguments are not evaluated.

2011-02-16  Jakub Jelinek  <jakub@redhat.com>

        PR c++/47704
        * cp-tree.h (ENUM_FIXED_UNDERLYING_TYPE_P): Use TYPE_LANG_FLAG_5
        instead of TYPE_LANG_FLAG_3.
        * pt.c (lookup_template_class): Copy over
        ENUM_FIXED_UNDERLYING_TYPE_P.

2011-02-15  Jason Merrill  <jason@redhat.com>

        PR c++/46807
        * method.c (synthesized_method_walk): Always exit early for
        trivial fn in C++98 mode.

2011-02-14  Jason Merrill  <jason@redhat.com>

        PR c++/47482
        * parser.c (cp_parser_enumerator_definition): Call
        fold_non_dependent_expr.

2011-02-09  Jason Merrill  <jason@redhat.com>

        * decl.c (cp_make_fname_decl): Set DECL_THIS_STATIC at toplevel.
        * semantics.c (finish_fname): Only return the name if we're in
        a function.

        * decl.c (build_enumerator): Don't perform integral promotions on
        non-integral constants.

        * cvt.c (convert_to_void): Handle null op1.

        * class.c (type_has_constexpr_default_constructor): Make sure the
        caller stripped an enclosing array.
        * init.c (perform_member_init): Strip arrays before calling it.

        PR c++/47511
        * semantics.c (potential_constant_expression_1): Handle TEMPLATE_DECL.

2011-02-03  Dodji Seketeli  <dodji@redhat.com>

        PR c++/47398
        * tree.c (cp_tree_equal)<TEMPLATE_PARM_INDEX>: Take the number of
        template parameters in account.

2011-02-03  Nathan Froyd  <froydnj@codesourcery.com>

        PR c++/46890
        * parser.c (cp_parser_class_specifier): Fix setting of
        want_semicolon.

2011-01-31  Jakub Jelinek  <jakub@redhat.com>

        PR c++/47416
        * semantics.c (build_data_member_initialization): Handle
        STATEMENT_LIST always instead of just for CLEANUP_BODY.

2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * g++spec.c (lang_specific_driver) [HAVE_LD_STATIC_DYNAMIC] Use
        LD_STATIC_OPTION, LD_DYNAMIC_OPTION.

2011-01-29  Dodji Seketeli  <dodji@redhat.com>

        PR c++/47311
        * cp-tree.h (fixup_template_parms): Declare.
        * pt.c (end_template_parm_list): Do not fixup template parms here.
        (fixup_template_parms): Remove static. Fix typo in the
        comments. Remove useless code statement.
        (fixup_template_parm): For a template template parameter, fixup
        its attributes before fixing up its type.
        * parser.c
        (cp_parser_template_declaration_after_export): After parsing
        template parameters fixup their types.

2011-01-26  Jakub Jelinek  <jakub@redhat.com>

        PR c++/47476
        * semantics.c (potential_constant_expression_1): Handle
        TRUTH_XOR_EXPR.

2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>

        PR c++/43601
        * semantics.c (expand_or_defer_fn_1): Handle it.
        * decl2.c (decl_needed_p): Likewise.

2011-01-21  Jason Merrill  <jason@redhat.com>

        PR c++/47041
        * semantics.c (build_constexpr_constructor_member_initializers):
        Handle trivial copy.

2011-01-21  Jakub Jelinek  <jakub@redhat.com>

        PR c++/47388
        * semantics.c (begin_for_stmt): If -fno-for-scope, don't
        assume init must be NULL if scope is NULL.
        (begin_range_for_stmt): Likewise.

2011-01-21  Jason Merrill  <jason@redhat.com>

        PR c++/46552
        * semantics.c (cxx_eval_constant_expression): Handle OFFSET_REF.

        PR c++/46977
        * semantics.c (potential_constant_expression_1): Split out from
        potential_constant_expression.  Add want_rval parm.  Handle
        template expression forms.  Don't enforce restriction on address
        of automatic variable here.  Add a couple of diagnostics that
        had been missing.
        (require_potential_constant_expression): New entry point.
        (build_data_member_initialization, register_constexpr_fundef): Adjust.
        (maybe_constant_value): Check potential_constant_expression.
        * pt.c (fold_non_dependent_expr_sfinae): Likewise.
        * tree.c (build_vec_init_expr): Adjust.

2011-01-19  Jakub Jelinek  <jakub@redhat.com>

        PR c++/47303
        * decl2.c (finish_anon_union): Only call mangle_decl if TREE_STATIC
        or DECL_EXTERNAL.

2011-01-17  Jason Merrill  <jason@redhat.com>

        PR c++/47067
        * semantics.c (base_field_constructor_elt): New fn.
        (cxx_eval_bare_aggregate): Use it.
        (build_data_member_initialization): Leave COMPONENT_REF for
        vfield inits.

2011-01-14  Rodrigo Rivas Costa <rodrigorivascosta@gmail.com>

        * parser.c (cp_parser_range_for): Remove the "unused variable" warning
        workaround.

2011-01-15  Giovanni Funchal  <gafunchal@gmail.com>
            Jonathan Wakely  <jwakely.gcc@gmail.com>

        PR c++/33558
        * decl.c (grokdeclarator): Reject mutable reference members.

2011-01-14  Jason Merrill  <jason@redhat.com>

        PR c++/47289
        * pt.c (coerce_template_parms): Fix error recovery.

        PR c++/46903
        * typeck2.c (check_narrowing): Only check arithmetic types.

        PR c++/46688
        * tree.c (build_vec_init_expr): Handle flexible array
        properly.

2011-01-13  Kai Tietz  <kai.tietz@onevision.com>

        PR c++/47213
        * cp-tree.h (CLASSTYPE_VISIBILITY): Use
        TYPE_MAIN_DECL instead of TYPE_NAME.
        (CLASSTYPE_VISIBILITY_SPECIFIED): Likewise.
        * decl2.c (determine_visibility): Add check
        of CLASS_TYPE_P for underlying_type.

2011-01-12  Rodrigo Rivas Costa <rodrigorivascosta@gmail.com>

        * cp-tree.h (begin_for_scope): New prototype.
        (begin_for_stmt): Update prototype.
        (begin_range_for_stmt): Update prototype.
        * init.c (build_vec_init): Update call to begin_for_stmt.
        * parser.c (cp_parser_for): New.
        (cp_parser_c_for): Add three new parameters.
        (cp_parser_range_for): Likewise. Most parsing code removed.
        (cp_parser_iteration_statement): Call cp_parser_for instead of
        cp_parser_c_for and cp_parser_range_for.
        (cp_parser_for_init_statement): Add new parameter and return type.
        (cp_parser_block_declaration): Update call to
        cp_parser_simple_declaration.
        (cp_parser_simple_declaration): Add new parameter.
        Update call to cp_parser_init_declarator.
        (cp_parser_init_declarator): Add new parameter.
        * pt.c (tsubst_expr): Update call to begin_for_stmt.
        * semantics.c (begin_for_scope): New.
        (begin_for_stmt): Add two new parameters.
        (begin_range_for_stmt): Likewise.

2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>

        * parser.c (cp_parser_objc_at_property_declaration): Improved
        error message.

2011-01-11  Dodji Seketeli  <dodji@redhat.com>

        PR debug/46955
        * cp-lang.c (get_template_innermost_arguments_folded)
        (get_template_argument_pack_elems_folded)
        (template_arg_needs_folding, fold_cplus_constants): New static
        functions.
        (LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS): Set this hook to
        get_template_innermost_arguments_folded.
        (LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS): Set this hook to
        get_template_argument_pack_elems_folded.

2011-01-11  Jason Merrill  <jason@redhat.com>

        PR c++/46658
        * init.c (build_new_1): Handle value-init in templates differently.

        PR c++/45520
        * tree.c (maybe_dummy_object): Check current_class_ref against
        context, not current_class_type.

2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>

        PR objc/47078
        * parser.c (cp_parser_objc_typename): If the type is unknown, for
        error recovery purposes behave as if it was not specified so that
        the default type is used.

2011-01-07  Jakub Jelinek  <jakub@redhat.com>

        PR c++/47022
        * pt.c (tsubst_copy_and_build): Use tsubst instead of tsubst_copy
        for the second build_x_va_arg argument.

2011-01-05  Tom Tromey  <tromey@redhat.com>

        * typeck.c (cp_build_addr_expr_1): Update call to lvalue_error.
        (lvalue_or_else): Likewise.

2011-01-01  Kai Tietz  <kai.tietz@onevision.com>

        PR target/38662
        * tree.c (cxx_type_hash_eq):
        Allow METHOD_TYPE, too.

\f
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