semantics.c (cxx_eval_constant_expression): Explain unacceptable use of variable...

[gcc.git] / gcc / cp / ChangeLog

2010-11-01  Jason Merrill  <jason@redhat.com>

        * semantics.c (cxx_eval_constant_expression): Explain
        unacceptable use of variable better.

2010-11-01  Gabriel Dos Reis  <gdr@cse.tamu.edu>
            Jason Merrill  <jason@redhat.com>

        * call.c (null_ptr_cst_p): Use maybe_constant_value.
        (set_up_extended_ref_temp): Support constant initialization.
        (initialize_reference): Adjust.
        * class.c (check_bitfield_decl): Use cxx_constant_value.
        * cvt.c (ocp_convert): Don't use integral_constant_value when
        converting to class type.
        * decl.c (finish_case_label): Use maybe_constant_value.
        (build_init_list_var_init): Support constant initialization.
        (check_initializer): Likewise.  Reorganize.
        (cp_finish_decl): Likewise.
        (expand_static_init): Likewise.
        (compute_array_index_type): Use maybe_constant_value.
        Add complain parm.
        (create_array_type_for_decl, grokdeclarator): Pass it.
        (build_enumerator): Use cxx_constant_value.
        * decl2.c (grokfield): Use maybe_constant_init.
        * except.c (check_noexcept_r): Handle constexpr.
        (build_noexcept_spec): Use maybe_constant_value.
        * init.c (expand_default_init): Support constant initialization.
        (build_vec_init): Likewise.
        (constant_value_1): Adjust.
        (build_new_1): Adjust.
        * parser.c (cp_parser_constant_expression): Allow non-integral
        in C++0x mode.
        (cp_parser_direct_declarator): Don't fold yet in C++0x mode.
        (cp_parser_initializer_clause): Toss folded result if non-constant.
        * pt.c (fold_decl_constant_value): Remove.
        (convert_nontype_argument): Use maybe_constant_value.  Give clearer
        error about overflow.
        (tsubst): Move array bounds handling into compute_array_index_type.
        (value_dependent_expression_p): Handle constant CALL_EXPR.
        (tsubst_decl): Don't set
        DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P yet.
        (tsubst_expr) [DECL_EXPR]: Pass it into cp_finish_decl.
        (instantiate_decl): Here too.
        * semantics.c (finish_static_assert): Use maybe_constant_value.
        (ensure_literal_type_for_constexpr_object): Make sure type is complete.
        (potential_constant_expression): Use maybe_constant_value.
        * tree.c (cast_valid_in_integral_constant_expression_p): Any cast
        is potentially valid in C++0x.
        * typeck2.c (store_init_value): Handle constant init.
        (check_narrowing): Use maybe_constant_value.
        (build_functional_cast): Set TREE_CONSTANT on literal T().
        * cp-tree.h (DECL_INTEGRAL_CONSTANT_VAR_P): Remove.
        (LOOKUP_ALREADY_DIGESTED): New.
        (compute_array_index_type): Adjust prototype.

        * semantics.c (constexpr_call): New datatype.
        (constexpr_call_table): New global table.
        (constexpr_call_hash): New.
        (constexpr_call_equal): Likewise.
        (maybe_initialize_constexpr_call_table): Likewise.
        (lookup_parameter_binding): Likewise.
        (cxx_eval_builtin_function_call): Likewise.
        (cxx_bind_parameters_in_call): Likewise.
        (cxx_eval_call_expression): Likewise.
        (cxx_eval_unary_expression): Likewise.
        (cxx_eval_binary_expression): Likewise.
        (cxx_eval_conditional_expression): Likewise.
        (cxx_eval_array_reference): Likewise.
        (cxx_eval_component_reference): Likewise.
        (cxx_eval_logical_expression): Likewise.
        (cxx_eval_object_construction): Likewise.
        (cxx_eval_constant_expression): Likewise.
        (cxx_eval_indirect_ref): Likewise.
        (cxx_constant_value): Likewise.
        (cxx_eval_bare_aggregate): Likewise.
        (adjust_temp_type): New.
        (reduced_constant_expression_p): New.
        (verify_constant): New.
        (cxx_eval_vec_init, cxx_eval_vec_init_1): New.
        (cxx_eval_outermost_constant_expr): New.
        (maybe_constant_value, maybe_constant_init): New.
        (cxx_eval_constant_expression): Use them.
        * pt.c (iterative_hash_template_arg): No longer static.
        * cp-tree.h: Declare fns.

        * cp-tree.h (register_constexpr_fundef): Declare.
        * decl.c (maybe_save_function_definition): New.
        (finish_function): Use it.
        * semantics.c (constexpr_fundef): New datatype.
        (constexpr_fundef_table): New global table.
        (constexpr_fundef_equal): New.
        (constexpr_fundef_hash): Likewise.
        (retrieve_constexpr_fundef): Likewise.
        (validate_constexpr_fundecl): Store in the table.
        (build_data_member_initialization): New fn.
        (build_constexpr_constructor_member_initializers): New.
        (register_constexpr_fundef): Define.
        (is_this_parameter): New.
        (get_function_named_in_call): Likewise.
        (get_nth_callarg): Likewise.
        (check_automatic_or_tls): New.
        (morally_constexpr_builtin_function_p): New.
        (potential_constant_expression): New.

2010-11-01  Jason Merrill  <jason@redhat.com>

        * decl2.c (decl_constant_var_p): New fn.
        (decl_maybe_constant_var_p): New fn.
        (mark_used): Rework instantiation of things needed for constant
        expressions.
        * cp-tree.h: Declare new fns.
        * pt.c (instantiate_decl): Handle cp_unevaluated_operand.
        (always_instantiate_p): Use decl_maybe_constant_var_p.
        (instantiate_decl): Don't defer constexpr functions.
        * repo.c (repo_emit_p): Use decl_maybe_constant_var_p.
        * semantics.c (finish_id_expression): Use decl_constant_var_p.
        Check for valid name in constant expr after mark_used.

2010-10-31  Jason Merrill  <jason@redhat.com>

        * class.c (is_really_empty_class): Work when type is not complete.
        (synthesized_default_constructor_is_constexpr): New.
        (add_implicitly_declared_members): Use it.
        (type_has_constexpr_default_constructor): Likewise.
        * cp-tree.h: Declare it.
        * method.c (synthesized_method_walk): Use it.

        * decl.c (pop_switch): Use EXPR_LOC_OR_HERE.
        * typeck.c (convert_for_assignment): Likewise.

        * parser.c (cp_parser_diagnose_invalid_type_name): Give helpful
        message about constexpr without -std=c++0x.

        * decl.c (grokdeclarator): Don't ICE on constexpr non-static data
        member.

2010-10-30  Nathan Froyd  <froydnj@codesourcery.com>

        * class.c (layout_vtable_decl): Call build_array_of_n_type.
        (build_vtt, build_ctor_vtabl_group): Likewise.

2010-10-30  Nicola Pero  <nicola.pero@meta-innovation.com>

        Implemented Objective-C 2.0 @property, @synthesize and @dynamic.
        * parser.c (cp_parser_objc_at_property_declaration): Removed
        parsing of RID_COPIES and RID_IVAR.  Updated call to
        objc_add_property_declaration.
        * typecheck.c (finish_class_member_access_expr): Call
        objc_maybe_build_component_ref instead of objc_build_setter_call.
        (cp_build_modify_expr): Call objc_maybe_build_modify_expr instead
        of objc_build_getter_call.

2010-10-27  Jason Merrill  <jason@redhat.com>

        * cp-tree.h (cp_trait_kind): Add CPTK_IS_LITERAL_TYPE.
        * cxx-pretty-print.c (pp_cxx_trait_expression): Handle it.
        * semantics.c (trait_expr_value, finish_trait_expr): Likewise.
        * parser.c (cp_parser_primary_expression): Handle RID_IS_LITERAL_TYPE.
        (cp_parser_trait_expr): Likewise.

2010-10-27  Gabriel Dos Reis  <gdr@cse.tamu.edu>
            Jason Merrill  <jason@redhat.com>

        * decl.c (finish_case_label): Use decl_constant_value.

        * method.c (synthesized_method_walk): Track constexprness too.
        (process_subob_fn, walk_field_subobs): Likewise.
        (implicitly_declare_fn): Set DECL_DECLARED_CONSTEXPR_P.
        (defaulted_late_check): Handle DECL_DECLARED_CONSTEXPR_P.
        * class.c (add_implicitly_declared_members): Handle
        constexpr default ctor.

        * parser.c (cp_parser_ctor_initializer_opt_and_function_body):
        Make sure a constexpr ctor has an empty body.
        * class.c (type_has_constexpr_default_constructor): New.
        * cp-tree.h: Declare it.
        * init.c (perform_member_init): Complain about uninitialized
        member in constexpr ctor.
        (emit_mem_initializers): And uninitialized base.
        * decl.c (check_tag_decl): Fix typo.

        * semantics.c (valid_type_in_constexpr_fundecl_p): New fn.
        (is_valid_constexpr_fn): New fn.
        (validate_constexpr_fundecl): Use it.
        * decl.c (validate_constexpr_redeclaration): New.
        (duplicate_decls): Use it.
        (cp_finish_decl): Call validate_constexpr_fundecl and
        ensure_literal_type_for_constexpr_object here.
        (start_decl): Not here.  Don't ICE on constexpr reference.
        (check_for_uninitialized_const_var): Don't handle constexpr specially.
        (grokfndecl): Set DECL_DECLARED_CONSTEXPR_P.
        (check_static_variable_definition): Give friendly message about
        missing constexpr.
        (grokdeclarator): Complain about typedef and volatile with constexpr.
        Reorganize.  Give sorry about non-static data members in C++0x mode.
        (start_preparsed_function): Check validate_constexpr_fundecl here.
        (check_function_type): Not here.
        * decl2.c (finish_static_data_member_decl): Don't complain about
        in-class init.
        * parser.c (CP_PARSER_FLAGS_ONLY_TYPE_OR_CONSTEXPR): New.
        (cp_parser_condition): Pass it to cp_parser_decl_specifier_seq.
        (cp_parser_decl_specifier_seq): Handle it.
        (cp_parser_explicit_instantiation): Diagnose inline and constexpr.

        * class.c (check_bases): Propagate non-literality.
        (check_field_decls): Likewise.
        (finalize_literal_type_property): New.
        (check_bases_and_members): Call it.
        * cp-tree.h (TYPE_HAS_CONSTEXPR_CTOR): New.
        (lang_type_class): Add has_constexpr_ctor field.
        (DECL_DECLARED_CONSTEXPR_P): Strip template.
        * decl.c (grok_special_member_properties): Set
        TYPE_HAS_CONSTEXPR_CTOR.

2010-10-27  Jason Merrill  <jason@redhat.com>

        * call.c (build_integral_nontype_arg_conv): New.
        * cp-tree.h: Declare it.
        * pt.c (convert_nontype_argument): Use it.

        * error.c (dump_simple_decl): Print constexpr.

        * cvt.c (build_up_reference): Use target_type for the temporary var.

        * except.c (build_throw): Set EXPR_LOCATION.

        * tree.c (build_cplus_new): Handle CONSTRUCTOR.

        * semantics.c (finish_compound_stmt): Avoid creating an
        unnecessary BIND_EXPR.

        * call.c (convert_like_real): Don't check narrowing if the element
        is also an initializer-list.

2010-10-27  Nicola Pero  <nicola.pero@meta-innovation.com>

        * parser.c (cp_parser_objc_at_property_declaration): Recognize
        RID_ASSIGN, RID_COPY, RID_RETAIN, RID_READWRITE and RID_NONATOMIC.
        Do not use objc_set_property_attr, but use local variables
        instead.  Detect repeated usage of setter, getter and ivar
        attributes.  Improved error processing when a setter name does not
        end in ':'.  Do not check for CPP_CLOSE_PAREN after we determined
        that the token is a keyword.  Updated call to
        objc_add_property_declaration.

2010-10-27  Nicola Pero  <nicola.pero@meta-innovation.com>

        * parser.c (cp_parser_objc_property_decl): Renamed to
        cp_parser_objc_struct_declaration.  Return the parsed trees
        instead of calling objc_add_property_variable directly.  Detect
        missing or invalid declspecs.  Implemented attributes.  Do not eat
        the ';' at the end.  Exit loop whenever a non-comma is parsed, not
        just EOF.
        (cp_parser_objc_at_property): Renamed to
        cp_parser_objc_at_property_declaration.  Updated calls to
        objc_add_property_variable, now objc_add_property_declaration, and
        to cp_parser_objc_property_decl, now
        cp_parser_objc_struct_declaration.  Rewritten all code to be more
        robust in dealing with syntax errors, and almost identical to the
        one in c_parser_objc_at_property_declaration.
        (cp_parser_objc_property_attrlist): Removed.
        (cp_parser_objc_method_prototype_list): Updated call to
        cp_parser_objc_at_property.
        (cp_parser_objc_method_definition_list): Same change.
        (cp_parser_objc_class_ivars): Detect a number of invalid
        declarations of instance variables and produce errors when they
        are found.
        
2010-10-26  Jason Merrill  <jason@redhat.com>

        * tree.c (build_vec_init_expr): Split out from...
        (build_array_copy): ...here.
        * init.c (perform_member_init): Use it.
        * cp-tree.h: Declare it.
        * cp-gimplify.c (cp_gimplify_init_expr): Don't gimplify the slot for
        VEC_INIT_EXPR and AGGR_INIT_EXPR here.  Drop pre/post parameters.
        (cp_gimplify_expr): Handle array default-initialization via
        VEC_INIT_EXPR.

        * tree.c (stabilize_expr): Handle xvalues properly.

        * call.c (build_over_call): Use argarray[0] for 'this' argument.

        * decl.c (finish_function): Don't look at function_depth.

2010-10-25  Rodrigo Rivas Costa <rodrigorivascosta@gmail.com>

        Implement opaque-enum-specifiers for C++0x.
        * cp-tree.h (SET_OPAQUE_ENUM_P): New.
        (OPAQUE_ENUM_P): New.
        (ENUM_FIXED_UNDERLYING_TYPE_P): New.
        (start_enum): Update prototype.
        (finish_enum_value_list): New prototype.
        * parser.c (cp_parser_elaborated_type_specifier): Issue a pedwarn if
        "enum class" is used in an elaborated-type-specifier.
        (cp_parser_enum_specifier): Rewrite to parse opaque-enum-specifiers.
        * decl.c (copy_type_enum): New.
        (finish_enum_value_list): New, with code from finish_enum.
        (finish_enum): A lot of code removed. Added a gcc_assert.
        (start_enum): Add parameters enumtype and is_new.
        Rewrite to work with opaque-enum-specifiers.
        * pt.c (maybe_process_partial_specialization): Allow for template
        specialization of enumerations, with a pedwarn.
        (lookup_template_class): Update call to start_enum. Call to
        SET_OPAQUE_ENUM_P.
        (tsubst_enum): Call to begin_scope, finish_scope and
        finish_enum_value_list.

2010-10-24  Nicola Pero  <nicola.pero@meta-innovation.com>

        Removed Objective-C++ specific replacement of cxx_printable_name.
        * cp-objcp-common.h: Added LANG_HOOKS_DECL_PRINTABLE_NAME, set
        to cxx_printable_name for both C++ and Objective-C++.
        * cp-lang.h: Removed LANG_HOOKS_DECL_PRINTABLE_NAME.

        * error.c (dump_decl): For Objective-C++, call
        objc_maybe_printable_name here ...
        * tree.c (cxx_printable_name_internal): ... instead of here.
        
2010-10-23  Nicola Pero  <nicola.pero@meta-innovation.com>

        * tree.c (cxx_printable_name_internal): In Objective-C++, call
        objc_maybe_printable_name.

2010-10-22  Jason Merrill  <jason@redhat.com>

        PR c++/46129
        * pt.c (instantiate_class_template): Don't instantiate default
        arguments.

        PR c++/46103
        * init.c (build_vec_init): Handle memberwise move.

2010-10-21  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/46117
        * call.c (add_function_candidate): Don't use TREE_VALUE on null
        parmnode.

2010-10-20  Nicola Pero  <nicola.pero@meta-innovation.com>

        * parser.c (cp_parser_objc_method_type): Mark inline.  Return a
        bool instead of calling objc_set_method_type.
        (cp_parser_objc_method_signature): Updated calls to
        cp_parser_objc_method_type and to objc_build_method_signature.
        (cp_parser_objc_method_prototype_list): Updated calls to
        objc_add_method_declaration.  Use token->type to determine if it
        is a class method or not.
        (cp_parser_objc_method_definition_list): Same change.

2010-10-20  Rodrigo Rivas Costa <rodrigorivascosta@gmail.com>

        PR c++/46056
        * parser.c (cp_convert_range_for): Call cp_finish_decl
        instead of finish_expr_stmt.

2010-10-20  Nicola Pero  <nicola.pero@meta-innovation.com>

        * cp-lang.c (finish_file): Removed.
        * decl2.c (cp_write_global_declarations): Call
        objc_write_global_declarations when compiling Objective-C++.

2010-10-19  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/46046
        * pt.c (add_to_template_args): Check extra_args for error_mark_node.
        (coerce_template_parms): Likewise for args.

2010-10-18  Nicola Pero  <nicola.pero@meta-innovation.com>

        Implemented parsing @synthesize and @dynamic for Objective-C++.
        * parser.c (cp_parser_objc_method_definition_list): Recognize
        RID_AT_SYNTHESIZE and RID_AT_DYNAMIC.
        (cp_parser_objc_at_dynamic_declaration): New.
        (cp_parser_objc_at_synthesize_declaration): New.

2010-10-18  Nicola Pero  <nicola.pero@meta-innovation.com>

        * parser.c (cp_parser_objc_identifier_list): Check the return
        value of cp_parser_identifier and react if it is error_mark_node.

2010-10-18  Nicola Pero  <nicola.pero@meta-innovation.com>

        Merge from apple/trunk branch on FSF servers.

        2005-03-01 Fariborz Jahanian <fjahanian@apple.com>

        Radar 4451818
        * call.c (standard_conversion, implicit_conversion): Ignore
        'volatile' attribute of artificially volatized type in objc when
        evaluating various conversion weights.

        2005-11-08  Fariborz Jahanian <fjahanian@apple.com>

        Radar 4330422
        * typeck.c (comp_ptr_ttypes_real): Remove the hack. un-volatize the
        artiificially 'volatized' type before doing pointer comparison.

2010-10-18  Jakub Jelinek  <jakub@redhat.com>

        PR c/46015
        * semantics.c (finish_goto_stmt): Call mark_rvalue_use on computed
        goto destination.

2010-10-17  Nicola Pero  <nicola.pero@meta-innovation.com>

        Merge from apple/trunk branch on FSF servers.

        2006-04-19 Fariborz Jahanian <fjahanian@apple.com>

        Radar 4516785
        * parser.c (cp_parser_simple_type_specifier): Don't lookup for
        objc object types if type is scope qualified.

2010-10-17  Nicola Pero  <nicola.pero@meta-innovation.com>

        Merge from apple/trunk branch on FSF servers.

        2006-03-27 Fariborz Jahanian <fjahanian@apple.com>

        Radar 4133425
        * lex.c (unqualified_name_lookup_error): Issue diagnostic
        for private 'ivar' access.

2010-10-17  Iain Sandoe  <iains@gcc.gnu.org>

        * parser.c (cp_parser_objc_visibility_spec): Update to use visibility
        enum, and handle @package.

2010-10-15  Jason Merrill  <jason@redhat.com>

        PR c++/45983
        * tree.c (cp_build_qualified_type_real): Don't reuse a variant
        with a different typedef variant of the element type.

2010-10-14  Iain Sandoe  <iains@gcc.gnu.org>

        merge from FSF apple 'trunk' branch.
        2006 Fariborz Jahanian <fjahanian@apple.com>

        Radars 4436866, 4505126, 4506903, 4517826
        * typeck.c (finish_class_member_access_expr): Handle CLASS.property
        syntax.
        (cp_build_modify_expr): Likewise.
        * parser.c (cp_parser_objc_method_prototype_list): Handle @property.
        (cp_parser_objc_method_definition_list): Likewise.
        (cp_parser_objc_property_decl): New.
        (cp_parser_objc_property_attrlist): New.
        (cp_parser_objc_at_property): New.

2010-10-14  Richard Guenther  <rguenther@suse.de>

        PR lto/44561
        * cp-tree.h (NULLPTR_TYPE_P): Adjust.
        * decl.c (cxx_init_decl_processing): Build a NULLPTR_TYPE node,
        use build_int_cst.
        * error.c (dump_type): Handle NULLPTR_TYPE.
        (dump_type_prefix): Likewise.
        (dump_type_suffix): Likewise.
        * mangle.c (write_type): Likewise.
        * name-lookup.c (arg_assoc_type): Likewise.
        * rtti.c (typeinfo_in_lib_p): Likewise.
        * pt.c (tsubst): Likewise.

2010-10-13  Jason Merrill  <jason@redhat.com>

        PR c++/45984
        * class.c (fixup_attribute_variants): New fn.
        * cp-tree.h: Declare it.
        * pt.c (instantiate_class_template): Call it.
        * semantics.c (begin_class_definition): Call it.

2010-10-13  Richard Henderson  <rth@redhat.com>

        * cp-lang.c (cp_eh_personality): Update call to
        build_personality_function.
        * except.c (choose_personality_routine): Update function comment.

2010-10-13  Richard Guenther  <rguenther@suse.de>

        * tree.c (cp_free_lang_data): Free DECL_NAMESPACE_USERS and
        clear DECL_CHAIN of NAMESPACE_DECLs.

2010-10-11  Martin Jambor  <mjambor@suse.cz>

        PR c++/45562
        * cp-tree.h (current_class_ref): Check that cp_function_chain is
        non-NULL.
        * call.c (build_cxx_call): Likewise.

2010-10-10  Jason Merrill  <jason@redhat.com>

        * pt.c (tsubst_default_argument): Handle DEFAULT_ARG.
        (tsubst_default_arguments): Only do this once for cloned fns.
        (tsubst): Use typedef_variant_p.  Handle LANG_TYPE.  Don't
        handle expressions.
        (tsubst_expr): Avoid calling tsubst_expr for non-expressions.
        (tsubst_copy_and_build): Likewise.
        (tsubst_initializer_list): Likewise.
        (tsubst_copy): Change default to gcc_unreachable.  Handle
        OVERLOAD and PTRMEM_CST.

2010-10-10  Jason Merrill  <jason@redhat.com>

        PR lto/45959
        PR lto/45960
        * pt.c (tsubst_copy) [INTEGER_CST]: Instantiate the type.

2010-10-07  Andi Kleen  <ak@linux.intel.com>

        * Make-lang.in (c++_OBJS): Remove dummy-checksum.o.
        (cc1plus-dummy): Remove.
        (cc1plus-checksum): Change to run checksum over object files
        and options only.

2010-10-08  Joseph Myers  <joseph@codesourcery.com>

        * cp-objcp-common.h (LANG_HOOKS_INIT_OPTIONS_STRUCT): Define.

2010-10-07  Nicola Pero  <nicola.pero@meta-innovation.com>

        * cp-tree.def: Changed type of AT_ENCODE_EXPR from tcc_unary to
        tcc_expression.
        * cxx-pretty-print.c (pp_cxx_unary_expression): Added case for
        AT_ENCODE_EXPR.
        * error.c (dump_expr): Added case for AT_ENCODE_EXPR.
        * pt.c (tsubst_copy): Added case for AT_ENCODE_EXPR.
        (value_dependent_expression_p): Added case for AT_ENCODE_EXPR.
        (type_dependent_expression_p): Added case for AT_ENCODE_EXPR.
        * parser.c (cp_parser_objc_encode_expression): Updated comment.

2010-10-07  Nicola Pero  <nicola@nicola.brainstorm.co.uk>

        Merge from apple/trunk branch on FSF servers.

        2006-04-26  Fariborz Jahanian <fjahanian@apple.com>

        Radar 4508851
        * parser.c (cp_parser_objc_interstitial_code): Recognize
        and parse RID_NAMESPACE keyword.

2010-10-07  Iain Sandoe  <iains@gcc.gnu.org>

        * parser.c (cp_parser_objc_method_tail_params_opt): Peek new token after
        finding ellipsis, before checking for attributes.

2010-10-06  Nicola Pero  <nicola.pero@meta-innovation.com>

        Merge from apple/trunk branch on FSF servers.
        * cp-tree.def: Added AT_ENCODE_EXPR here instead of to the no
        longer existing gcc/c-common.def.

        2005-12-14  Fariborz Jahanian <fjahanian@apple.com>

        Radar 4278774
        * pt.c (tsubst_copy_and_build): Instantiate @endcode(T).
        * parser.c (cp_parser_objc_encode_expression): Build a templatized
        parse tree for @encode(T).

        2005-12-14  Fariborz Jahanian <fjahanian@apple.com>

        Radar 4278774
        * c-common.def: Add new expression code AT_ENCODE_EXPR.

2010-10-06  Eric Botcazou  <ebotcazou@adacore.com>

        PR c++/45908
        * typeck.c (cp_build_addr_expr_1): Add check for incomplete types in
        code folding offsetof-like computations.

2010-10-05  Nicola Pero  <nicola.pero@meta-innovation.com>

        PR objc++/31125
        * parser.c (cp_parser_objc_class_interface): If no identifier
        follows an @interface token, stop parsing the interface after
        printing an error.
        (cp_parser_objc_class_implementation): If no identifier follows an
        @implementation token, stop parsing the implementation after
        printing an error.

2010-10-05  Nicola Pero  <nicola.pero@meta-innovation.com>

        PR objc++/23707
        * parser.c (cp_parser_objc_method_keyword_params): If the required
        colon is not found while parsing parameters, stop parsing them.

2010-10-05  Nicola Pero  <nicola.pero@meta-innovation.com>

        PR objc++/31126
        * parser.c (cp_parser_objc_class_ivars): Do not eat the EOF or
        @end after detecting it.  Print an error if @end is found without
        a '}'.
        (cp_parser_objc_method_prototype_list): Do not eat the EOF after
        detecting it.  Fixed reading the next token when continuing
        because of an error in a method signature.  Print an error if EOF
        is found without an '@end'.
        (cp_parser_objc_method_definition_list): Same change.

2010-10-05  Nicola Pero  <nicola.pero@meta-innovation.com>

        Merge from apple/trunk branch on FSF servers:

        2005-10-17  Fariborz Jahanian <fjahanian@apple.com>

        Radar 4290840
        * parser.c (cp_parser_objc_method_keyword_params): Check for valid
        method parameters and issue error.
        (cp_parser_objc_method_definition_list): Check for invalid tokens
        which cannot start a function definition.

        2005-10-14  Fariborz Jahanian <fjahanian@apple.com>

        Radar 4294425
        * parser.c (cp_parser_objc_message_args): Check for missing message
        arguments and syntax error.

        2005-10-13  Fariborz Jahanian <fjahanian@apple.com>

        Radar 4261146
        * parser.c (cp_parser_objc_class_ivars): Check for @end/eof while
        looking for '}'.

        2005-08-15  Ziemowit Laski  <zlaski@apple.com>

        Radar 4093475
        * parser.c (cp_parser_objc_interstitial_code): Catch stray
        '{' and '}' tokens and issue appropriate errors.

        2005-08-02  Ziemowit Laski  <zlaski@apple.com>

        Radar 4185810
        (cp_parser_statement_seq_opt): In addition to '}' and
        end-of-file, a statement sequence may also be terminated
        by a stray '@end'.

2010-10-05  Joseph Myers  <joseph@codesourcery.com>

        * cp-tree.h (cxx_print_error_function,
        cxx_initialize_diagnostics): Declare using diagnostic_context
        typedef.

2010-10-04  Andi Kleen <ak@linux.intel.com>

        * Make-lang.in (g++, cc1plus): Add + to build rule.

2010-10-04  Jason Merrill  <jason@redhat.com>

        * tree.c (decl_storage_duration): New.
        * cp-tree.h: Declare it.
        (duration_kind): Return values.

2010-10-03  Jason Merrill  <jason@redhat.com>

        * typeck.c (require_complete_type_sfinae): Add complain parm to...
        (require_complete_type): ...this function.
        (cp_build_array_ref, convert_arguments): Use it.
        (convert_for_initialization, cp_build_modify_expr): Likewise.
        * cp-tree.h: Declare it.
        * call.c (build_over_call): Use it.

2010-09-30  Iain Sandoe  <iains@gcc.gnu.org>

        merge from FSF 'apple/trunk' branch.
        2006-01-30  Fariborz Jahanian <fjahanian@apple.com>

        Radar 4386773
        * cp/parser.c (cp_parser_objc_interstitial_code): For
        @optional/@required set the optional/required flag.

2010-09-30  Nicola Pero  <nicola.pero@meta-innovation.com>

        * parser.c (cp_lexer_get_preprocessor_token): Tidied up comments
        and indentation when finding an Objective-C++ CPP_AT_NAME token.

2010-09-29  Richard Guenther  <rguenther@suse.de>

        * cp-tree.h (CP_DECL_CONTEXT): Check DECL_FILE_SCOPE_P.
        (CP_TYPE_CONTEXT): Similar.
        (FROB_CONTEXT): Frob global_namespace to the global
        TRANSLATION_UNIT_DECL.
        * decl.c (cxx_init_decl_processing): Build a TRANSLATION_UNIT_DECL,
        set DECL_CONTEXT of global_namespace to it.
        (start_decl): Use CP_DECL_CONTEXT and test TYPE_P
        instead of zeroing context.
        (cp_finish_decl): Use DECL_FILE_SCOPE_P.
        (grokfndecl): Likewise.
        (start_preparsed_function): Likewise.
        * name-lookup.c (maybe_push_decl): Use DECL_NAMESPACE_SCOPE_P.
        (namespace_binding): Use SCOPE_FILE_SCOPE_P.
        * pt.c (template_class_depth): Use CP_TYPE_CONTEXT.
        (is_specialization_of_friend): Use CP_DECL_CONTEXT.
        (push_template_decl_real): Likewise.
        (tsubst_friend_class): Likewise.  Adjust context comparisons.
        (instantiate_class_template): Use CP_TYPE_CONTEXT.
        (tsubst): Do not substitute into TRANSLATION_UNIT_DECL.
        * cxx-pretty-print.c (pp_cxx_nested_name_specifier): Use
        SCOPE_FILE_SCOPE_P.

2010-09-29  Yao Qi  <yao@codesourcery.com>

        * decl.c (get_atexit_node): Fix typo.

2010-09-28  Jason Merrill  <jason@redhat.com>

        * tree.c (lvalue_kind): Rename from lvalue_p_1, make nonstatic.
        (real_lvalue_p): Take const_tree.
        * cp-tree.h: Adjust.
        * typeck.c (lvalue_or_else): Make temporary arg a permerror.
        (cp_build_addr_expr_1): Likewise.

2010-09-28  Iain Sandoe  <iains@gcc.gnu.org>

        Partially merged from apple/trunk branch on FSF servers:
        2006-04-26 Fariborz Jahanian <fjahanian@apple.com>
        Radar 3803157 (method attributes)

        * parser.c (cp_parser_objc_method_keyword_params): Handle attributes.
        (cp_parser_objc_method_tail_params_opt): Likewise.
        (cp_parser_objc_method_signature): Likewise.
        (cp_parser_objc_method_maybe_bad_prefix_attributes): New.
        (cp_parser_objc_method_prototype_list): Handle attributes.
        (cp_parser_objc_method_definition_list): Likewise.

2010-09-28  Richard Henderson  <rth@redhat.com>

        * cp-lang.c: Include "target.h".
        (cp_eh_personality): Use targetm.except_unwind_info.
        * Make-lang.in (cp-lang.o): Update deps.

2010-09-28  Iain Sandoe  <iains@gcc.gnu.org>

        * parser.c (cp_parser_objc_valid_prefix_attributes): New.
        (cp_parser_declaration): Parse prefix attributes for ObjC++.
        (cp_parser_objc_protocol_declaration): Handle attributes.
        (cp_parser_objc_class_interface): Likewise.
        (cp_parser_objc_declaration): Likewise.

2010-09-27  Jason Merrill  <jason@redhat.com>

        Require lvalues as specified by the standard.
        * typeck.c (lvalue_or_else): Use real_lvalue_p.
        (cp_build_addr_expr_1): Split out of cp_build_unary_op.
        (cp_build_addr_expr, cp_build_addr_expr_strict): Interfaces.
        (decay_conversion, get_member_function_from_ptrfunc): Adjust.
        (build_x_unary_op, build_reinterpret_cast_1): Adjust.
        (build_const_cast_1): Adjust.
        * cp-tree.h: Declare new fns.
        * call.c (build_this, convert_like_real, build_over_call): Adjust.
        (initialize_reference): Adjust.
        * class.c (build_base_path, convert_to_base_statically): Adjust.
        (build_vfn_ref, resolve_address_of_overloaded_function): Adjust.
        * cvt.c (build_up_reference, convert_to_reference): Adjust.
        * decl.c (register_dtor_fn): Adjust.
        * decl2.c (build_offset_ref_call_from_tree): Adjust.
        * except.c (initialize_handler_parm): Adjust.
        * init.c (build_offset_ref, build_delete, build_vec_delete): Adjust.
        * rtti.c (build_dynamic_cast_1, tinfo_base_init): Adjust.
        * tree.c (stabilize_expr): Adjust.

2010-09-27  Nicola Pero  <nicola.pero@meta-innovation.com>

        Merge from apple/trunk branch on FSF servers:

        2005-12-15  Fariborz Jahanian <fjahanian@apple.com>

        Radar 4229905
        * typeck.c (composite_pointer_type): Call objc_have_common_type
        when comparing two objective-c pointer types.

        2005-07-18  Ziemowit Laski  <zlaski@apple.com>

        Radar 4175534
        * call.c (standard_conversion): Do not issue warnings when
        comparing ObjC pointer types.

        2005-06-22  Ziemowit Laski  <zlaski@apple.com>

        Radar 4154928
        * call.c (standard_conversion): Allow for a pointer conversion
        between any two ObjC pointer types.
        * typeck.c (composite_pointer_type): Determine common type
        for two ObjC pointer types.

2010-09-24  Jan Hubicka  <jh@suse.cz>

        * decl.c (finish_function): Use decl_replaceable_p
        * method.c (make_alias_for_thunk): Update call of
        cgraph_same_body_alias.

2010-09-24  Jason Merrill  <jason@redhat.com>

        * decl.c (compute_array_index_type): Remember type dependence of
        array bound.
        * pt.c (dependent_type_p_r): Don't recompute it here.

        * error.c (dump_expr) [CASE_CONVERT]: Print conversion between
        reference and pointer to the same type as "*" or "&".

2010-09-24  Nicola Pero  <nicola.pero@meta-innovation.com>

        * typeck.c (warn_args_num): Use warning 'too many arguments to
        method [methodname]' for an Objective-C method instead of the less
        satisfactory 'too many arguments to function' (with no method
        name).

2010-09-21  Jason Merrill  <jason@redhat.com>

        * mangle.c (write_expression) [SCOPE_REF]: Only do -fabi-version=1
        special handling if we know the member.

2010-09-18  Jason Merrill  <jason@redhat.com>

        * call.c (compare_ics): Do lvalue/rvalue reference binding
        comparison for ck_list, too.

2010-09-15  Jason Merrill  <jason@redhat.com>

        * semantics.c (finish_id_expression): Diagnose use of function
        parms in evaluated context outside function body.

        * decl2.c (grokbitfield): Diagnose non-integral width.

        * call.c (convert_like_real): Use the underlying type of the
        reference for the temporary.

2010-09-15  Jakub Jelinek  <jakub@redhat.com>

        PR c++/45635
        * class.c (build_vtbl_initializer): Use fn instead of init's operand
        as first argument to FDESC_EXPR.

2010-09-15  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/45665
        * decl.c (grokdeclarator): Check build_memfn_type return value
        for error_mark_node.

2010-09-13  Rodrigo Rivas Costa <rodrigorivascosta@gmail.com>

        * semantics.c (finish_for_stmt): Always test flag_new_for_scope.
        (begin_range_for_stmt): Likewise.

2010-09-11  Rodrigo Rivas <rodrigorivascosta@gmail.com>

        Implement range-based for-statements.
        * cp-tree.def (RANGE_FOR_STMT): New.
        * cp-tree.h (RANGE_FOR_DECL, RANGE_FOR_EXPR, RANGE_FOR_BODY): New.
        (cp_convert_range_for): Declare.
        * pt.c (tsubst_expr): Add RANGE_FOR_STMT.
        (tsubst_copy_and_build): perform_koenig_lookup takes extra argument.
        * semantics.c (begin_range_for_stmt): New.
        (finish_range_for_decl): New.
        (finish_for_stmt): Accept also RANGE_FOR_STMT.
        (perform_koenig_lookup): Add extra argument include_std.
        * parser.c (cp_parser_c_for): New with code from
        cp_parser_iteration_statement().
        (cp_parser_range_for): New.
        (cp_convert_range_for): New.
        (cp_parser_iteration_statement): Add range-for support.
        (cp_parser_condition): Adjust comment.
        (cp_parser_postfix_expression): perform_koenig_lookup takes extra
        argument.
        * dump.c (cp_dump_tree): Add RANGE_FOR_STMT.
        * cxx-pretty-print.c: Likewise.
        * lex.c (cxx_init): Likewise.
        * name-lookup.c (lookup_function_nonclass): Add extra argument
        include_std.
        (lookup_arg_dependent): Likewise.
        * name-lookup.h: Likewise.

2010-09-10  Rodrigo Rivas Costa <rodrigorivascosta@gmail.com>

        PR c++/43824
        * error.c (maybe_warn_cpp0x): Add new warning
        CPP0X_INLINE_NAMESPACES.
        * parser.c (cp_parser_namespace_definition): Likewise.
        * cp-tree.h (cpp0x_warn_str): Likewise.

2010-09-10  Richard Guenther  <rguenther@suse.de>

        * decl.c (reshape_init_vector): For VECTOR_TYPEs, use
        TYPE_VECTOR_SUBPARTS instead of TYPE_DEBUG_REPRESENTATION_TYPE.

2010-09-10  Jan Hubicka  <jh@suse.cz>

        PR tree-optimization/45605
        * cp/class.c (build_vtbl_initializer): Avoid wrong type conversion in
        ADDR_EXPR.

2010-09-08  Jakub Jelinek  <jakub@redhat.com>

        PR c++/45588
        * pt.c (tsubst) <case INTEGER_TYPE>: Call mark_rvalue_use
        before calling fold_decl_constant_value.

2010-09-07  Arnaud Charlet  <charlet@adacore.com>

        * cp-tree.h (build_enumerator): Add new location_t parameter.
        (build_lang_decl_loc): New function.
        * decl.c (build_enumerator): New parameter loc. Use it when calling
        build_decl. Replace build_lang_decl with build_lang_decl_loc.
        * pt.c (tsubst_enum): Adjust call to build_enumerator.
        * parser.c (cp_parser_enumerator_definition): Ditto.
        * lex.c (build_lang_decl_loc): New function.

2010-09-06  Dodji Seketeli  <dodji@redhat.com>

        PR c++/45200
        PR c++/45293
        PR c++/45558
        * tree.c (strip_typedefs): Strip typedefs from the context of
        TYPENAME_TYPEs.

2010-09-06  Mark Mitchell  <mark@codesourcery.com>

        * typeck.c (cp_build_binary_op): Call do_warn_double_promotion.
        * call.c (build_conditional_expr): Likewise.
        (convert_arg_to_ellipsis): Likewise.

2010-09-06  Arnaud Charlet  <charlet@adacore.com>

        * parser.c (make_pointer_declarator, make_reference_declarator,
        make_call_declarator, make_array_declarator): Set declarator->id_loc.
        (cp_parser_init_declarator): Adjust location of decl if appropriate.

2010-09-06  Jason Merrill  <jason@redhat.com>

        * call.c (implicit_conversion): Fix value-init of enums.
        (convert_like_real): Likewise.

        * decl.c (cp_finish_decl): Don't change init for auto deduction.

        * pt.c (fold_non_dependent_expr_sfinae): Split out from...
        (fold_non_dependent_expr): ...here.
        (convert_nontype_argument): Use it.  Take complain parm.
        Use perform_implicit_conversion instead of ocp_convert.
        Allow cv-qual changes.
        (convert_template_argument): Pass complain down.
        (tsubst_template_arg): Suppress constant expression warnings.
        Don't fold here.

        * method.c (synthesized_method_walk): In constructors, also check
        subobject destructors.

        * semantics.c (finish_compound_literal): Always build a
        TARGET_EXPR.

2010-08-30  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/45043
        * decl.c (grokdeclarator): Use MAIN_NAME_P only on IDENTIFIER_NODEs.

2010-08-30  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/45423
        * parser.c (cp_parser_omp_atomic): Handle boolean
        {PRE,POST}_INCREMENT.

2010-08-29  Jason Merrill  <jason@redhat.com>

        PR c++/44991
        * parser.c (cp_parser_parameter_declaration): Pop parameter decls
        after tentative parsing.

2010-08-22  Joseph Myers  <joseph@codesourcery.com>

        * Make-lang.in (g++spec.o): Update dependencies.
        * g++spec.c: Include opts.h
        (MATH_LIBRARY, LIBSTDCXX): Remove initial "-l".
        (lang_specific_driver): Use cl_decoded_option structures.

2010-08-20  Nathan Froyd  <froydnj@codesourcery.com>

        * call.c: Use FOR_EACH_VEC_ELT.
        * class.c: Likewise.
        * decl.c: Likewise.
        * decl2.c: Likewise.
        * error.c: Likewise.
        * except.c: Likewise.
        * mangle.c: Likewise.
        * method.c: Likewise.
        * name-lookup.c: Likewise.
        * parser.c: Likewise.
        * pt.c: Likewise.
        * repo.c: Likewise.
        * semantics.c: Likewise.
        * typeck2.c: Likewise.

2010-08-19  Jason Merrill  <jason@redhat.com>

        * call.c (reference_related_p): Check for error_mark_node.
        (add_function_candidate): Check it instead of
        same_type_ignoring_top_level_qualifiers_p.

        PR c++/45315
        * init.c (build_new_1): Don't use build_value_init in a template.
        (build_value_init): Make sure we don't.

        PR c++/45307
        * cp-gimplify.c (cp_gimplify_expr): Also remove assignment
        of empty class CONSTRUCTOR.

        * except.c (pending_noexcept, pending_noexcept_checks): New.
        (perform_deferred_noexcept_checks): New.
        (maybe_noexcept_warning): Split from...
        (finish_noexcept_expr): ...here.  Adjust.
        * decl2.c (cp_write_global_declarations): Call
        perform_deferred_noexcept_checks.
        * cp-tree.h: And declare it.

2010-08-18  Nathan Froyd  <froydnj@codesourcery.com>

        PR c++/45049
        * name-lookup.c (push_overloaded_decl): Change DECL_CHAIN to
        TREE_CHAIN.

2010-08-17  Kai Tietz  <kai.tietz@onevision.com>

        * class.c (note_name_declared_in_class): Make in 'extern "C"' blocks,
        or if -fms-extensions is enabled check, check permissive.

2010-08-09  Jason Merrill  <jason@redhat.com>

        PR c++/45236
        * pt.c (lookup_template_class): Don't re-coerce outer parms.

2010-08-09  Nathan Froyd  <froydnj@codesourcery.com>

        * call.c (add_builtin_candidates): Use VECs for local variable
        `types'.  Adjust remainder of function accordingly.

2010-08-09  Nathan Froyd  <froydnj@codesourcery.com>

        * name-lookup.c (is_associated_namespace): Convert local variables
        to be VECs instead of TREE_LISTs.

2010-08-09  Nathan Froyd  <froydnj@codesourcery.com>

        * tree.c (varargs_function_p): Use stdarg_p.

2010-08-07  Nathan Froyd  <froydnj@codesourcery.com>

        * parser.c (cp_default_arg_entry): Declare.  Declare a VEC of it.
        (cp_unparsed_functions_entry): Declare.  Declare a VEC of it.
        (cp_parser) [unparsed_functions_queues]: Rename to unparsed_queues.
        Change type to a VEC.
        (unparsed_funs_with_default_args): Define.
        (unparsed_funs_with_definitions): Define.
        (push_unparsed_function_queues): New function.
        (cp_parser_new): Call it.
        (pop_unparsed_function_queues): New function.
        (cp_parser_class_specifier): Adjust processing of unparsed functions.
        (cp_parser_template_declaration_after_export): Use VEC_safe_push.
        (cp_parser_save_member_function_body): Likewise.
        (cp_parser_late_parsing_for_member): Call push_unparsed_function_queues
        and pop_unparsed_function_queues.
        (cp_parser_late_parsing_default_args): Likewise.
        (cp_parser_save_default_args): Use VEC_safe_push.

2010-08-07  Nathan Froyd  <froydnj@codesourcery.com>

        * name-lookup.h (cp_label_binding): Declare.  Declare a VEC type
        containing it.
        (cp_binding_level): Convert shadowed_labels and dead_vars_from_for
        fields to VECs.
        * decl.c (poplevel): Adjust for type changes.
        (declare_local_label): Likewise.

2010-08-06  Jason Merrill  <jason@redhat.com>

        * typeck.c (complete_type_or_maybe_complain): Split out from...
        (complete_type_or_else): Here.
        (build_class_member_access_expr): Call it.
        (finish_class_member_access_expr): Likewise.
        * call.c (build_special_member_call): Likewise.
        * cvt.c (build_expr_type_conversion): Likewise.
        * init.c (build_new): Likewise.
        * typeck2.c (build_functional_cast): Likewise.
        * cp-tree.h: Declare it.

        * init.c (build_value_init): Add complain parm.
        (build_value_init_noctor): Likewise.
        (perform_member_init): Pass it.
        (expand_aggr_init_1): Likewise.
        (build_new_1): Likewise.
        (build_vec_init): Likewise.
        * pt.c (tsubst_expr): Likewise.
        * typeck2.c (build_functional_cast): Likewise.
        * cp-tree.h: Adjust.
        * tree.c (build_target_expr_with_type): Handle error_mark_node.

        * typeck.c (decay_conversion): Any expression with type nullptr_t
        decays to nullptr.

2010-07-30  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

        PR c++/45112
        * decl.c (duplicate_decls): Merge DECL_USER_ALIGN and DECL_PACKED.

2010-07-27  Jason Merrill  <jason@redhat.com>

        * pt.c (tsubst_expr) [DECL_EXPR]: Handle getting an AGGR_INIT_EXPR
        from build_value_init.
        * init.c (build_value_init_noctor): Give error for unknown array
        bound.

2010-07-27  Joseph Myers  <joseph@codesourcery.com>

        * cp-objcp-common.h (LANG_HOOKS_MISSING_ARGUMENT): Remove.

2010-07-27  Joseph Myers  <joseph@codesourcery.com>

        * cp-objcp-common.c (cxx_initialize_diagnostics): First call
        c_common_initialize_diagnostics.
        * cp-objcp-common.h (LANG_HOOKS_OPTION_LANG_MASK,
        LANG_HOOKS_COMPLAIN_WRONG_LANG_P): Define.

2010-07-21  Jason Merrill  <jason@redhat.com>

        * tree.c (cp_tree_equal): Fix CONSTRUCTOR handling.

        * parser.c (cp_parser_init_declarator): Pass LOOKUP_NORMAL
        to cp_finish_decl.

2010-07-20  Jeffrey Yasskin  <jyasskin@google.com>

        PR c++/44641
        * pt.c (instantiate_class_template): Propagate the template's
        location to its instance.

2010-07-20  Jason Merrill  <jason@redhat.com>

        PR c++/44967
        * pt.c (tsubst_copy_and_build): Rework last change.

        PR c++/44967
        * pt.c (tsubst_copy_and_build): Handle partial substitution of
        CALL_EXPR.

2010-07-19  Jason Merrill  <jason@redhat.com>

        PR c++/44996
        * semantics.c (finish_decltype_type): Correct decltype
        of parenthesized rvalue reference variable.

        PR c++/44969
        * tree.c (cp_tree_equal): Compare type of *CAST_EXPR.
        * pt.c (iterative_hash_template_arg): Hash type of *CAST_EXPR.

2010-07-19  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/44969
        * typeck.c (build_x_compound_expr_from_list): Add tsubst_flags_t
        parameter.
        * cp-tree.h: Adjust declaration.
        * init.c (perform_member_init): Adjust caller.
        * decl.c (grok_reference_init, cp_finish_decl): Likewise.
        * typeck2.c (store_init_value): Likewise.
        (build_functional_cast): Pass complain argument to
        build_x_compound_expr_from_list.

2010-07-16  Jason Merrill  <jason@redhat.com>

        PR c++/32505
        * pt.c (process_partial_specialization): Diagnose partial
        specialization after instantiation.
        (most_specialized_class): Add complain parm.

        * ptree.c (cxx_print_xnode): Handle TEMPLATE_INFO.

2010-07-15  Nathan Froyd  <froydnj@codesourcery.com>

        * init.c (build_new_1): Use cp_build_function_call_nary instead of
        cp_build_function_call.

2010-07-15  Jason Merrill  <jason@redhat.com>

        PR c++/44909
        * call.c (add_function_candidate): If we're working on an implicit
        declaration, don't consider candidates that won't match.
        * typeck.c (same_type_ignoring_top_level_qualifiers_p): Now a fn.
        * cp-tree.h (same_type_ignoring_top_level_qualifiers_p): Adjust.

        Revert:
        * cp-tree.h (struct lang_type_class): Add has_user_opeq.
        (TYPE_HAS_USER_OPEQ): New.
        * decl.c (grok_special_member_properties): Set it.
        * class.c (add_implicitly_declared_members): Don't lazily declare
        constructors/operator= if a base or member has a user-declared one.
        (check_bases_and_members, check_bases): Adjust.
        (check_field_decls, check_field_decl): Adjust.

2010-07-15  Anatoly Sokolov  <aesok@post.ru>

        * decl.c (integer_three_node): Remove.
        (cxx_init_decl_processing): Do not initialize the integer_three_node.
        * cp-tree.h (integer_three_node): Remove.

2010-07-15  Nathan Froyd  <froydnj@codesourcery.com>

        * cp-tree.h: Carefully replace TREE_CHAIN with DECL_CHAIN.
        * call.c: Likewise.
        * class.c: Likewise.
        * cp-gimplify.c: Likewise.
        * decl.c: Likewise.
        * decl2.c: Likewise.
        * init.c: Likewise.
        * mangle.c: Likewise.
        * name-lookup.c: Likewise.
        * optimize.c: Likewise.
        * parser.c: Likewise.
        * pt.c: Likewise.
        * rtti.c: Likewise.
        * search.c: Likewise.
        * semantics.c: Likewise.
        * typeck.c: Likewise.
        * typeck2.c: Likewise.

2010-07-14  Jason Merrill  <jason@redhat.com>

        * init.c (sort_mem_initializers): Rename "field_type" to "ctx".
        (build_field_list): Cache field type.

        Implement C++0x unrestricted unions (N2544)
        * class.c (check_field_decl): Loosen union handling in C++0x.
        * method.c (walk_field_subobs): Split out from...
        (synthesized_method_walk): ...here.  Set msg before loops.
        (process_subob_fn): Check for triviality in union members.
        * init.c (sort_mem_initializers): Splice out uninitialized
        anonymous unions and union members.
        (push_base_cleanups): Don't automatically destroy anonymous unions
        and union members.

2010-07-13  Jason Merrill  <jason@redhat.com>

        PR c++/44909
        * cp-tree.h (struct lang_type_class): Add has_user_opeq.
        (TYPE_HAS_USER_OPEQ): New.
        * decl.c (grok_special_member_properties): Set it.
        * class.c (add_implicitly_declared_members): Don't lazily declare
        constructors/operator= if a base or member has a user-declared one.
        (check_bases_and_members, check_bases): Adjust.
        (check_field_decls, check_field_decl): Adjust.
        * method.c (synthesized_method_walk): Initialize check_vdtor.

        PR c++/44540
        * mangle.c (write_type): Canonicalize.
        (canonicalize_for_substitution): Retain cv-quals on FUNCTION_TYPE.
        (write_CV_qualifiers_for_type): Ignore them in abi>=5.

2010-07-13  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/44908
        * call.c (convert_like_real): Adjust convert_ptrmem call, pass
        complain argument.
        * typeck.c (get_delta_difference): Update prototype, add a
        tsubst_flags_t parameter; update get_delta_difference_1 calls and
        add checks for error_mark_node.
        (get_delta_difference_1): Update prototype, add a tsubst_flags_t
        parameter; update lookup_base call.
        (build_ptrmemfunc): Update prototype, add a tsubst_flags_t
        parameter; update get_delta_difference call and add check for
        error_mark_node.
        (convert_ptrmem): Update prototype, add a tsubst_flags_t
        parameter; update get_delta_difference call and add check for
        error_mark_node;  update build_ptrmemfunc call.
        (build_static_cast_1): Adjust convert_ptrmem call.
        (expand_ptrmemfunc_cst): Adjust get_delta_difference call.
        (cp_build_unary_op): Adjust build_ptrmemfunc call.
        * cvt.c (cp_convert_to_pointer, convert_force): Adjust convert_ptrmem
        and build_ptrmemfunc calls.
        * cp-tree.h: Update build_ptrmemfunc and convert_ptrmem prototypes.

2010-07-12  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/44907
        * call.c (build_temp): Add tsubst_flags_t complain parameter;
        adjust build_special_member_call call, pass complain.
        (convert_like_real): Adjust build_temp call, pass complain.

2010-07-09  Jason Merrill  <jason@redhat.com>

        PR c++/43120
        * cp-tree.h (BV_LOST_PRIMARY): New macro.
        * class.c (update_vtable_entry_for_fn): Fix covariant thunk logic.
        Set BV_LOST_PRIMARY.
        (build_vtbl_initializer): Check BV_LOST_PRIMARY.

2010-07-08  Jason Merrill  <jason@redhat.com>

        PR c++/43120
        * class.c (update_vtable_entry_for_fn): Fix handling of dummy
        virtual bases for covariant thunks.

2010-07-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        * cp-tree.h: Do not include toplev.h.

2010-07-06  Jason Merrill  <jason@redhat.com>

        PR c++/44703
        * call.c (is_std_init_list): Look through typedefs.

        PR c++/44778
        * init.c (build_offset_ref): If scope isn't dependent,
        don't exit early.  Look at TYPE_MAIN_VARIANT.
        * pt.c (tsubst_copy) [OFFSET_REF]: Do substitution.

        * error.c (dump_function_decl): Don't crash on null DECL_NAME.

2010-07-06  Shujing Zhao  <pearly.zhao@oracle.com>

        * cp-tree.h (impl_conv_void): New type.
        (convert_to_void): Adjust prototype.
        * cvt.c (convert_to_void): Use impl_conv_void, emit and adjust the
        diagnostic for easy translation. Change caller.
        * typeck.c: Update call to convert_to_void.
        * semantics.c: Likewise.
        * init.c: Likewise.

2010-07-05  Nathan Froyd  <froydnj@codesourcery.com>

        * decl.c (cp_finish_decl): Call add_local_decl.
        * optimize.c (clone_body): Adjust for new type of cfun->local_decls.

2010-07-05  Paolo Carlini  <paolo.carlini@oracle.com>

        * pt.c (tsubst): Early declare code = TREE_CODE (t) and use it
        throughout.

2010-07-05  Shujing Zhao  <pearly.zhao@oracle.com>

        PR c++/22138
        * parser.c (cp_parser_primary_expression): Error if local template is
        declared.

2010-07-02  Le-Chun Wu  <lcwu@google.com>

        PR/44128
        * name-lookup.c (pushdecl_maybe_friend): Warn when a local decl
        (variable or type) shadows another type.

2010-07-02  Jakub Jelinek  <jakub@redhat.com>

        PR c++/44780
        * typeck.c (convert_for_assignment): When converting a convertible
        vector type or objc++ types, call mark_rvalue_use.
        * typeck2.c (build_m_component_ref): Use return values from
        mark_rvalue_use or mark_lvalue_use.
        * class.c (build_base_path): Likewise.
        * call.c (build_conditional_expr): Likewise.

2010-07-02  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/44039
        * pt.c (tsubst_baselink): Return error_mark_node if lookup_fnfields
        returns NULL_TREE.

2010-07-01  Richard Guenther  <rguenther@suse.de>

        * cp-gimplify.c (cp_gimplify_expr): Open-code the rhs
        predicate we are looking for, allow non-gimplified
        INDIRECT_REFs.

2010-06-30  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/44628
        * typeck.c (cp_build_unary_op): Early return error_mark_node when
        arg is NULL_TREE too.
        * call.c (convert_class_to_reference): Return error_mark_node when
        expr is NULL_TREE.

2010-06-30  Michael Matz  <matz@suse.de>

        * repo.c (finish_repo): Fix typo.

2010-06-30  Nathan Froyd  <froydnj@codesourcery.com>

        * parser.c (cp_parser_omp_for_loop): Use a VEC for for_block.

2010-06-30  Nathan Froyd  <froydnj@codesourcery.com>

        * repo.c (pending_repo): Change type to a VEC.
        (finish_repo): Adjust for new type of pending_repo.
        (repo_emit_p): Likewise.

2010-06-30  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        * tree.c: Include gimple.h. Do not include tree-flow.h
        * decl.c: Do not include tree-flow.h
        * Make-lang.in: Adjust dependencies.

2010-06-29  Nathan Froyd  <froydnj@codesourcery.com>

        * decl.c (incomplete_var): Declare.  Declare VECs containing them.
        (incomplete_vars): Adjust comment.  Change type to a VEC.
        (maybe_register_incomplete_var): Adjust for new type.
        (complete_vars): Adjust iteration over incomplete_vars.

2010-06-29  Nathan Froyd  <froydnj@codesourcery.com>

        * decl.c (struct named_label_entry): Change type of bad_decls field
        to a VEC.
        (poplevel_named_label_1): Adjust for new type of bad_decls.
        (check_goto): Likewise.

2010-06-29  Jason Merrill  <jason@redhat.com>

        Enable implicitly declared move constructor/operator= (N3053).
        * class.c (add_implicitly_declared_members): A class with no
        explicitly declared copy or move constructor gets both declared
        implicitly, and similarly for operator=.
        (check_bases): A type with no copy ctor does not inhibit
        a const copy ctor in a derived class.  It does mean the derived
        one is non-trivial.
        (check_field_decl): Likewise.
        (check_bases_and_members): A nonexistent copy ctor/op= is non-trivial.
        * tree.c (type_has_nontrivial_copy_init): Adjust semantics.
        (trivially_copyable_p): Likewise.
        * call.c (convert_like_real): Use type_has_nontrivial_copy_init.
        * class.c (finish_struct_bits): Likewise.
        * tree.c (build_target_expr_with_type): Likewise.
        * typeck2.c (store_init_value): Likewise.

        Enable implicitly deleted functions (N2346)
        * class.c (check_bases_and_members): Adjust lambda flags.
        * method.c (implicitly_declare_fn): Set DECL_DELETED_FN if appropriate.

        * decl2.c (mark_used): Adjust error for use of deleted function.

        Machinery to support implicit delete/move.
        * cp-tree.h: (struct lang_type_class): Add lazy_move_assign,
        has_complex_move_ctor, has_complex_move_assign bitfields.
        (CLASSTYPE_LAZY_MOVE_ASSIGN): New.
        (TYPE_HAS_COMPLEX_MOVE_ASSIGN): New.
        (TYPE_HAS_COMPLEX_MOVE_CTOR): New.
        (enum special_function_kind): Add sfk_move_assignment.
        (LOOKUP_SPECULATIVE): New.
        * call.c (build_over_call): Return early if it's set.
        (build_over_call): Use trivial_fn_p.
        * class.c (check_bases): If the base has no default constructor,
        the derived one is non-trivial.  Handle move ctor/op=.
        (check_field_decl): Likewise.
        (check_bases_and_members): Handle move ctor/op=.
        (add_implicitly_declared_members): Handle CLASSTYPE_LAZY_MOVE_ASSIGN.
        (type_has_move_constructor, type_has_move_assign): New.
        * decl.c (grok_special_member_properties): Handle move ctor/op=.
        * method.c (type_has_trivial_fn, type_set_nontrivial_flag): New.
        (trivial_fn_p): New.
        (do_build_copy_constructor): Use it.
        (do_build_assign_ref): Likewise.  Handle move assignment.
        (build_stub_type, build_stub_object, locate_fn_flags): New.
        (locate_ctor): Use locate_fn_flags.
        (locate_copy, locate_dtor): Remove.
        (get_dtor, get_default_ctor, get_copy_ctor, get_copy_assign): New.
        (process_subob_fn, synthesized_method_walk): New.
        (maybe_explain_implicit_delete): New.
        (implicitly_declare_fn): Use synthesized_method_walk,
        type_has_trivial_fn, and type_set_nontrivial_flag.
        (defaulted_late_check): Set DECL_DELETED_FN.
        (defaultable_fn_check): Handle sfk_move_assignment.
        (lazily_declare_fn): Clear CLASSTYPE_LAZY_* early.  Don't declare
        implicitly deleted move ctor/op=.
        * search.c (lookup_fnfields_1): Handle sfk_move_assignment.
        (lookup_fnfields_slot): New.
        * semantics.c (omp_clause_info_fndecl): Remove.
        (cxx_omp_create_clause_info): Use get_default_ctor, get_copy_ctor,
        get_copy_assign, trivial_fn_p.
        (trait_expr_value): Adjust call to locate_ctor.
        * tree.c (special_function_p): Handle sfk_move_assignment.

        * class.c (type_has_virtual_destructor): New.
        * cp-tree.h: Declare it.
        * semantics.c (trait_expr_value): Use it.

        * call.c (build_over_call): Only give warnings with tf_warning.

        * name-lookup.c (pop_scope): Handle NULL_TREE.

        * cp-tree.h (TYPE_HAS_ASSIGN_REF): Rename to TYPE_HAS_COPY_ASSIGN.
        (TYPE_HAS_CONST_ASSIGN_REF): Rename to TYPE_HAS_CONST_COPY_ASSIGN.
        (TYPE_HAS_INIT_REF): Rename to TYPE_HAS_COPY_CTOR.
        (TYPE_HAS_CONST_INIT_REF): Rename to TYPE_HAS_CONST_COPY_CTOR.
        (TYPE_HAS_COMPLEX_ASSIGN_REF): Rename to TYPE_HAS_COMPLEX_COPY_ASSIGN.
        (TYPE_HAS_COMPLEX_INIT_REF): Rename to TYPE_HAS_COMPLEX_COPY_CTOR.
        (TYPE_HAS_TRIVIAL_ASSIGN_REF): Rename to TYPE_HAS_TRIVIAL_COPY_ASSIGN.
        (TYPE_HAS_TRIVIAL_INIT_REF): Rename to TYPE_HAS_TRIVIAL_COPY_CTOR.
        (CLASSTYPE_LAZY_ASSIGNMENT_OP): Rename to CLASSTYPE_LAZY_COPY_ASSIGN.
        (sfk_assignment_operator): Rename to sfk_copy_assignment.
        * decl.c, call.c, class.c, init.c, method.c, pt.c, ptree.c: Adjust.
        * search.c, semantics.c, tree.c: Adjust.

        * pt.c (dependent_scope_ref_p): Remove.
        (value_dependent_expression_p): Don't call it.
        (type_dependent_expression_p): Here either.
        * init.c (build_offset_ref): Set TREE_TYPE on a qualified-id
        if the scope isn't dependent.

        * pt.c (convert_nontype_argument): Use mark_lvalue_use if we want
        a reference.

        PR c++/44587
        * pt.c (has_value_dependent_address): New.
        (value_dependent_expression_p): Check it.
        (convert_nontype_argument): Likewise.  Call decay_conversion before
        folding if we want a pointer.
        * semantics.c (finish_id_expression): Don't add SCOPE_REF if the
        scope is the current instantiation.

2010-06-28  Jakub Jelinek  <jakub@redhat.com>

        PR c++/44682
        * class.c (build_base_path): If want_pointer, call mark_rvalue_use
        on expr.

2010-06-28  Steven Bosscher  <steven@gcc.gnu.org>

        * init.c: Do not include except.h.
        * decl.c: Likewise.
        * expr.c: Likewise.
        * cp-lang.c: Likewise.
        * pt.c: Likewise.
        * semantics.c: Likewise.
        * decl2.c: Likewise.
        * except.c: Likewise.
        (init_exception_processing): Do not set the removed
        lang_protect_cleanup_actions here.
        (cp_protect_cleanup_actions): Make non-static and remove prototype.
        (doing_eh): New, moved from except.c but removed the do_warning flag.
        (expand_start_catch_block): Update doing_eh call.
        (expand_end_catch_block): Likewise.
        (build_throw): Likewise.
        * cp-tree.h: Prototype cp_protect_cleanup_actions.
        * cp-objcp-common.h: Set LANG_HOOKS_EH_PROTECT_CLEANUP_ACTIONS to
        cp_protect_cleanup_actions.
        * Make-lang.in: Update dependencies.

2010-06-26  Jason Merrill  <jason@redhat.com>

        * call.c (add_function_candidate): Set LOOKUP_COPY_PARM for any
        constructor called with a single argument that takes a reference
        to the constructor's class.
        (BAD_CONVERSION_RANK): New.
        (compare_ics): Use it to compare bad ICSes.

2010-06-25  Joseph Myers  <joseph@codesourcery.com>

        * lang-specs.h: Remove +e handling.

2010-06-24  Andi Kleen  <ak@linux.intel.com>

        * parser.c: (cp_parser_question_colon_clause):
        Switch to use cp_lexer_peek_token.
        Call warn_for_omitted_condop. Call pedwarn for omitted
        middle operand.

2010-06-22  Jakub Jelinek  <jakub@redhat.com>

        PR c++/44619
        * typeck2.c (build_m_component_ref): Call mark_lvalue_use on
        datum and mark_rvalue_use on component.

        PR c++/44627
        * error.c (dump_expr): Don't look at CALL_EXPR_ARG (t, 0) if
        the CALL_EXPR has no arguments.

2010-06-21  Jason Merrill  <jason@redhat.com>

        * typeck.c (comp_except_specs): Fix ce_derived with noexcept.

        * semantics.c (check_trait_type): Check COMPLETE_TYPE_P for array
        element type.

2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>

        * name-lookup.c (struct arg_lookup): Convert namespaces and
        classes fields to VEC.
        (arg_assoc_namespace): Adjust for new type of namespaces.
        (arg_assoc_class): Adjust for new type of classes.
        (lookup_arg_dependent): Use make_tree_vector and
        release_tree_vector.
        * typeck2.c (build_x_arrow): Use vec_member.

2010-06-17  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR c++/44486
        * error.c (dump_decl): Better wording for anonymous namespace.

2010-06-16  Nathan Froyd  <froydnj@codesourcery.com>

        * class.c (build_vtbl_initializer): Adjust computation of new_position
        and which entry to add padding for.

2010-06-16  Jason Merrill  <jason@redhat.com>

        * except.c (check_noexcept_r): Return the problematic function.
        (finish_noexcept_expr): Give -Wnoexcept warning.  Add complain parm.
        * pt.c (tsubst_copy_and_build): Pass it.
        * parser.c (cp_parser_unary_expression): Likewise.
        * cp-tree.h: Adjust prototype.

        * method.c (defaulted_late_check): Give the defaulted method
        the same exception specification as the implicit declaration.

2010-06-15  Jason Merrill  <jason@redhat.com>

        * class.c (add_implicitly_declared_members): Implicit assignment
        operators can also be virtual overriders.
        * method.c (lazily_declare_fn): Likewise.

        * call.c (convert_like_real): Give "initializing argument of"
        information for ambiguous conversion.  Give source position
        of function.

        * call.c (print_z_candidates): Do print viable deleted candidates.
        (joust): Don't choose a deleted function just because its worst
        conversion is better than another candidate's worst.

        * call.c (convert_like_real): Don't complain about
        list-value-initialization from an explicit constructor.

        * decl.c (duplicate_decls): Use DECL_IS_BUILTIN rather than test
        DECL_SOURCE_LOCATION directly.

        * class.c (type_has_user_provided_default_constructor): Use
        sufficient_parms_p.

        * call.c (is_subseq): Handle ck_aggr, ck_list.
        (compare_ics): Treat an aggregate or ambiguous conversion to the
        same type as involving the same function.

2010-06-13  Shujing Zhao  <pearly.zhao@oracle.com>

        * typeck.c (convert_for_assignment): Fix comment. Change message
        format from %d to %qP.
        (convert_for_initialization): Fix comment. 

2010-06-11  Shujing Zhao  <pearly.zhao@oracle.com>

        * cp-tree.h (expr_list_kind): New type.
        (impl_conv_rhs): New type.
        (build_x_compound_expr_from_list, convert_for_initialization): Adjust
        prototype.
        (typeck.c (convert_arguments): Use impl_conv_rhs and emit the
        diagnostics for easy translation. Change caller.
        (convert_for_initialization): Use impl_conv_rhs and change caller.
        (build_x_compound_expr_from_list): Use expr_list_kind and emit the
        diagnostics for easy translation. Change caller.
        * decl.c (bad_spec_place): New enum.
        (bad_specifiers): Use it and emit the diagnostics for easy
        translation. Change caller.
        * pt.c (coerce_template_parms): Put the diagnostics in full sentence.

2010-06-09  Nathan Froyd  <froydnj@codesourcery.com>

        * cp-tree.h (struct saved_scope): Change decl_ns_list field type
        to a VEC.
        * decl2.c (cp_write_global_declarations): Adjust for new type of
        decl_namespace_list.
        * name-lookup.c (current_decl_namespace): Likewise.
        (push_decl_namespace): Likewise.
        (pop_decl_namespace): Likewise.

2010-06-09  Nathan Froyd  <froydnj@codesourcery.com>

        * call.c (build_java_interface_fn_ref): Call build_function_type_list
        instead of build_function_type.
        * decl.c (cxx_init_decl_processing): Likewise.
        (declare_global_var): Likewise.
        (get_atexit_node): Likewise.
        (expand_static_init): Likewise.
        * decl2.c (start_objects): Likewise.
        (start_static_storage_duration_function): Likewise.
        * except.c (init_exception_processing): Likewise.
        (build_exc_ptr): Likewise.
        (build_throw): Likewise.
        * rtti.c (throw_bad_cast): Likewise.
        (throw_bad_typeid): Likewise.
        (build_dynamic_cast_1): Likewise.

2010-06-09  Nathan Froyd  <froydnj@codesourcery.com>

        * call.c (build_call_n): Call XALLOCAVEC instead of alloca.
        (build_op_delete_call): Likewise.
        (build_over_call): Likewise.
        * cp-gimplify.c (cxx_omp_clause_apply_fn): Likewise.
        * pt.c (process_partial_specialization): Likewise.
        (tsubst_template_args): Likewise.
        * semantics.c (finish_asm_stmt): Likewise.

2010-06-08  Nathan Sidwell  <nathan@codesourcery.com>

        * decl.c (record_key_method_defined): New, broken out of ...
        (finish_function): ... here.  Call it.  
        (start_decl): Treat aliases as definitions.

2010-06-08  Laurynas Biveinis  <laurynas.biveinis@gmail.com>

        * typeck2.c (abstract_virtuals_error): Use typed GC allocation.

        * pt.c (maybe_process_partial_specialization): Likewise.
        (register_specialization): Likewise.
        (add_pending_template): Likewise.
        (lookup_template_class): Likewise.
        (push_tinst_level): Likewise.

        * parser.c (cp_lexer_new_main): Likewise.
        (cp_lexer_new_from_tokens): Likewise.
        (cp_token_cache_new): Likewise.
        (cp_parser_context_new): Likewise.
        (cp_parser_new): Likewise.
        (cp_parser_nested_name_specifier_opt): Likewise.
        (cp_parser_template_id): Likewise.

        * name-lookup.c (binding_entry_make): Likewise.
        (binding_table_construct): Likewise.
        (binding_table_new): Likewise.
        (cxx_binding_make): Likewise.
        (pushdecl_maybe_friend): Likewise.
        (begin_scope): Likewise.
        (push_to_top_level): Likewise.

        * lex.c (init_reswords): Likewise.
        (retrofit_lang_decl): Likewise.
        (cxx_dup_lang_specific_decl): Likewise.
        (copy_lang_type): Likewise.
        (cxx_make_type): Likewise.

        * decl.c (make_label_decl): Likewise.
        (check_goto): Likewise.
        (start_preparsed_function): Likewise.
        (save_function_data): Likewise.

        * cp-tree.h (TYPE_SET_PTRMEMFUNC_TYPE): Likewise.

        * cp-objcp-common.c (decl_shadowed_for_var_insert): Likewise.

        * class.c (finish_struct_1): Likewise.

        * cp-tree.h (struct lang_type): Add variable_size GTY option.
        (struct lang_decl): Likewise.

        * parser.c (cp_parser_new): Update comment to not reference
        ggc_alloc.

2010-06-07  Jason Merrill  <jason@redhat.com>

        PR c++/44366
        * error.c (dump_parameters): Mask out TFF_SCOPE.
        (dump_simple_decl): Don't print the scope of a PARM_DECL.
        (dump_scope): Remove no-op mask.

        PR c++/44401
        * parser.c (cp_parser_lookup_name): Fix naming the constructor.

        * cp-tree.h (COMPLETE_OR_OPEN_TYPE_P): New macro.
        * init.c (build_offset_ref): Use it.
        * pt.c (maybe_process_partial_specialization): Use it.
        (instantiate_class_template): Use it.
        * search.c (lookup_base): Use it.

2010-06-07  Jakub Jelinek  <jakub@redhat.com>

        PR c++/44444
        * expr.c (mark_exp_read): Handle INDIRECT_REF.
        * cvt.c (convert_to_void): Handle INDIRECT_REF like
        handled_component_p.

        PR c++/44443
        * decl.c (initialize_local_var): If TREE_USED is set on the type,
        set also DECL_READ_P on the decl.

2010-05-25  Dodji Seketeli  <dodji@redhat.com>

        PR c++/44188
        * cp-tree.h (typedef_variant_p): Move this declaration to
        gcc/tree.h.
        * tree.c (typedef_variant_p): Move this definition to gcc/tree.c.
        * decl.c (grokdeclarator): Do not rename debug info of an
        anonymous tagged type named by a typedef.

2010-06-05  Fabien Chêne  <fabien@gcc.gnu.org>

        PR c++/44086
        * class.c (check_field_decls): Move the call to
        check_bitfield_decl before trying to set the
        CLASSTYPE_READONLY_FIELDS_NEED_INIT flag.

2010-06-05  Steven Bosscher  <steven@gcc.gnu.org>

        * typeck.c: Update include path for moved files.
        * decl.c: Likewise.
        * rtti.c: Likewise.
        * cp-gimplify.c: Likewise.
        * cp-lang.c: Likewise.
        * pt.c: Likewise.
        * semantics.c: Likewise.
        * cxx-pretty-print.h: Likewise.
        * decl2.c: Likewise.
        * parser.c: Likewise.
        * cp-objcp-common.c: Likewise.
        * cp-tree.h: Likewise.
        * name-lookup.c: Likewise.
        * lex.c: Likewise.
        * name-lookup.h: Likewise.
        * config-lang.in: Update paths in gtfiles for files in c-family/.
        * Make-lang.in: Likewise.

2010-06-04  Magnus Fromreide  <magfr@lysator.liu.se>

        * cvt.c (cp_convert_to_pointer): Use null_ptr_cst_p.
        * typeck.c (build_ptrmemfunc): Likewise.

2010-06-04  Jason Merrill  <jason@redhat.com>

        * typeck2.c (merge_exception_specifiers): Adjust merging of
        throw() and noexcept(true).

        * pt.c (value_dependent_expression_p) [NOEXCEPT_EXPR]: Avoid
        using an uninitialized variable.

        * cxx-pretty-print.c (pp_cxx_unary_expression): Handle NOEXCEPT_EXPR.
        (pp_cxx_expression): Likewise.

        Implement noexcept-specification (15.4)
        * parser.c (cp_parser_exception_specification_opt): Parse it.
        Give -Wdeprecated warning about throw() specs.
        * pt.c (tsubst_exception_specification): Handle it.
        * error.c (dump_exception_spec): Handle it.
        (dump_expr): Handle NOEXCEPT_EXPR.
        * cxx-pretty-print.c (pp_cxx_exception_specification): Likewise.
        * typeck.c (comp_except_specs): Handle compatibility rules.
        Change exact parm to take an enum.
        * typeck2.c (merge_exception_specifiers): Handle noexcept.
        * except.c (nothrow_spec_p, type_noexcept_p): New fns.
        (type_throw_all_p, build_noexcept_spec): New fns.
        * cp-tree.h (TYPE_NOTHROW_P, TYPE_NOEXCEPT_P): Use them.
        (comp_except_specs): Define ce_derived, ce_normal, ce_exact enums.
        (cp_tree_index): Add CPTI_NOEXCEPT_TRUE_SPEC, CPTI_NOEXCEPT_FALSE_SPEC.
        (noexcept_true_spec, noexcept_false_spec): New macros.
        * name-lookup.c (pushdecl_maybe_friend): Adjust.
        * search.c (check_final_overrider): Adjust.
        * decl.c (check_redeclaration_exception_specification): Adjust.
        (use_eh_spec_block): Use type_throw_all_p.
        (cxx_init_decl_processing): Set noexcept_false_spec,noexcept_true_spec.
        Give operator new a noexcept-specification in C++0x mode.
        * tree.c (build_exception_variant, cxx_type_hash_eq): Adjust.
        (cp_build_type_attribute_variant): Don't test TYPE_RAISES_EXCEPTIONS.

        Implement noexcept operator (5.3.7)
        * cp-tree.def (NOEXCEPT_EXPR): New.
        * except.c (check_noexcept_r, finish_noexcept_expr): New.
        * cp-tree.h: Declare finish_noexcept_expr.
        * parser.c (cp_parser_unary_expression): Parse noexcept-expression.
        * pt.c (tsubst_copy_and_build): And tsubst it.
        (type_dependent_expression_p): Handle it.
        (value_dependent_expression_p): Handle it.

        * call.c (build_conditional_expr): Never fold in unevaluated context.
        * tree.c (build_aggr_init_expr): Propagate TREE_NOTHROW.
        * semantics.c (simplify_aggr_init_expr): Likewise.
        * typeck.c (merge_types): Call merge_exception_specifiers.
        * decl.c (duplicate_decls): Check DECL_SOURCE_LOCATION rather than
        DECL_ANTICIPATED for preferring new type.

2010-06-04  Joseph Myers  <joseph@codesourcery.com>

        * g++spec.c (lang_specific_driver): Use GCC-specific formats in
        diagnostics.

2010-06-04  Jakub Jelinek  <jakub@redhat.com>

        PR c++/44412
        * typeck.c (build_class_member_access_expr): Call mark_exp_read
        on object for static data members.

2010-06-04  Jakub Jelinek  <jakub@redhat.com>
            Jason Merrill  <jason@redhat.com>

        PR c++/44362
        * call.c (build_conditional_expr): If both arg2 and arg3 are lvalues
        with the same type, call mark_lvalue_use on both.

2010-06-03  Nathan Froyd  <froydnj@codesourcery.com>

        * class.c (struct vtbl_init_data_s): Remove last_init field.
        (struct secondary_vptr_vtt_init_data_s): Change type of inits field
        to a VEC.
        (finish_vtbls): Use a VEC rather than a TREE_LIST for the accumulated
        initializers.
        (build_vtt): Likewise.
        (initialize_vtable): Take a VEC instead of a tree.
        (build_vtt_inits): Change return type to void.  Take a VEC **
        instead of a tree *; accumulate results into said VEC.
        (build_ctor_vtbl_group): Use a VEC rather than a TREE_LIST for the
        accumulated initializers.  Pass the vtable to accumulate_vtbl_inits.
        (accumulate_vtbl_inits): Add extra vtable tree parameter; take a VEC
        instead of a tree.
        (dfs_accumulate_vtbl_inits): Likewise.  Change return type to void.
        (build_vtbl_initializer): Add VEC parameter; accumulate initializers
        into it.
        (dfs_build_secondary_vptr_vtt_inits): Use CONSTRUCTOR_APPEND_ELT
        rather than tree_cons.
        (build_vbase_offset_vtbl_entries): Likewise.
        (add_vcall_offset): Likewise.
        (build_rtti_vtbl_entries): Likewise.
        * cp-tree.h (initialize_artificial_var): Take a VEC instead of a tree.
        * decl.c (initialize_artificial_var): Use build_constructor instead
        of build_constructor_from_list.

2010-06-03  H.J. Lu  <hongjiu.lu@intel.com>

        PR c++/44294
        * class.c (layout_class_type): Check MAX_FIXED_MODE_SIZE on
        bit-field.

2010-06-02  Jonathan Wakely  <jwakely.gcc@gmail.com>

        * parser.c (cp_parser_mem_initializer_list): Change error text.

2010-06-02  Jakub Jelinek  <jakub@redhat.com>

        * cp-objcp-common.c (shadowed_var_for_decl): Change into
        tree_decl_map hashtab from tree_map.
        (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert): Adjust.
        (init_shadowed_var_for_decl): Adjust initialization.

        PR c++/44361
        * cvt.c (convert_to_void): If implicit is NULL, call mark_rvalue_use
        instead of calling mark_exp_read only when not an assignment.

        PR debug/44367
        * semantics.c (finalize_nrv): Don't copy DECL_ARTIFICIAL, DECL_IGNORED_P,
        DECL_SOURCE_LOCATION and DECL_ABSTRACT_ORIGIN from var to result.
        Set DECL_VALUE_EXPR on var.

2010-06-02  Jason Merrill  <jason@redhat.com>

        * error.c (dump_type): Improve typedef handling.

        PR c++/9726
        PR c++/23594
        PR c++/44333
        * name-lookup.c (same_entity_p): New.
        (ambiguous_decl): Multiple declarations of the same entity
        are not ambiguous.

2010-06-01  Jason Merrill  <jason@redhat.com>

        DR 990
        * call.c (add_list_candidates): Prefer the default constructor.
        (build_aggr_conv): Treat missing initializers like { }.
        * typeck2.c (process_init_constructor_record): Likewise.
        * init.c (expand_default_init): Use digest_init for
        direct aggregate initialization, too.

        * call.c (add_list_candidates): Split out...
        (build_user_type_conversion_1): ...from here.
        (build_new_method_call): And here.
        (implicit_conversion): Propagate LOOKUP_NO_NARROWING.

        PR c++/44358
        * call.c (build_list_conv): Set list-initialization flags properly.

2010-06-01  Nathan Froyd  <froydnj@codesourcery.com>

        * typeck2.c (build_x_arrow): Make types_memoized a VEC.

2010-06-01  Arnaud Charlet  <charlet@adacore.com>
            Matthew Gingell  <gingell@adacore.com>

        * Make-lang.in (CXX_C_OBJS): Add c-ada-spec.o.
        * decl2.c: Include langhooks.h and c-ada-spec.h.
        (cpp_check, collect_source_refs, collect_ada_namespace,
        collect_all_refs): New functions.
        (cp_write_global_declarations): Add handling of -fdump-ada-spec.
        * lang-specs.h: Ditto.

2010-05-29  Nathan Froyd  <froydnj@codesourcery.com>

        * cp-tree.h (cp_build_function_call_nary): Declare.
        * typeck.c (cp_build_function_call_nary): Define.
        * decl.c (register_dtor_fn): Use it instead of
        cp_build_function_call.
        (cxx_maybe_build_cleanup): Likewise.
        * decl2.c (generate_ctor_or_dtor_function): Likewise.
        * except.c (do_get_exception_ptr): Likewise.
        (do_begin_catch): Likewise.
        (do_allocate_exception): Likewise.
        (do_free_exception): Likewise.
        (build_throw): Likewise.  Use cp_build_function_call_vec instead
        of cp_build_function_call.
        (do_end_catch): Likewise.

2010-05-29  Nathan Froyd  <froydnj@codesourcery.com>

        * cp-tree.h (struct cp_decl_specifier_seq): Move type_location field up.
        (struct cp_declarator): Move id_loc field up.

2010-05-29  Steven Bosscher  <steven@gcc.gnu.org>

        * cp-tree.h (ATTRIBUTE_GCC_CXXDIAG): Remove.  Require that
        this file is included before c-common.h.  Define GCC_DIAG_STYLE
        before including diagnostic-core.h and toplev.h.
        (pedwarn_cxx98): Use ATTRIBUTE_GCC_DIAG.
        * pt.c: Include cp-tree.h before c-common.h.

2010-05-29  Steven Bosscher  <steven@gcc.gnu.org>

        * tree.c (c_register_addr_space): Add stub.

2010-05-28  Joseph Myers  <joseph@codesourcery.com>

        * g++spec.c (lang_specific_driver): Use fatal_error instead of
        fatal.

2010-05-28  Dodji Seketeli  <dodji@redhat.com>

        Revert fix of PR c++/44188
        * cp-tree.h (typedef_variant_p): Revert moving this declaration to
        gcc/tree.h.
        * tree.c (typedef_variant_p): Revert moving this definition to
        gcc/tree.c.
        * decl.c (grokdeclarator): Revert naming typedef handling.

2010-05-27  Joseph Myers  <joseph@codesourcery.com>

        * call.c: Include diagnostic-core.h instead of diagnostic.h.
        * cp-lang.c: Don't include diagnostic.h
        * name-lookup.c: Include diagnostic-core.h instead of
        diagnostic.h.
        (cp_emit_debug_info_for_using): Use seen_error.
        * optimize.c: Include diagnostic-core.h instead of diagnostic.h.
        * parser.c: Include diagnostic-core.h instead of diagnostic.h.
        * pt.c (iterative_hash_template_arg): Use seen_error.
        * repo.c: Include diagnostic-core.h instead of diagnostic.h.
        * typeck2.c: Include diagnostic-core.h instead of diagnostic.h.
        * Make-lang.in (cp/cp-lang.o, cp/typeck2.o, cp/call.o, cp/repo.o,
        cp/optimize.o, cp/parser.o, cp/name-lookup.o): Update
        dependencies.

2010-05-25  Dodji Seketeli  <dodji@redhat.com>

        PR c++/44188
        * cp-tree.h (typedef_variant_p): Move this declaration to
        gcc/tree.h.
        * tree.c (typedef_variant_p): Move this definition to gcc/tree.c.
        * decl.c (grokdeclarator): Do not rename debug info of an
        anonymous tagged type named by a typedef.

2010-05-27  Jason Merrill  <jason@redhat.com>

        PR c++/43555
        * decl.c (grokdeclarator) [cdk_pointer et al]: Force evaluation of
        anonymous VLA size.

2010-05-27  Kai Tietz  <kai.tietz@onevision.com>

        PR bootstrap/44287
        * rtti.c (emit_support_tinfos): Check for NULL_TREE.
        * class.c (layout_class_type): Likewise.
        * decl.c (finish_enum): Likewise.
        * mangle.c (write_builitin_type): Likewise.

2010-05-26  Kai Tietz  <kai.tietz@onevision.com>

        * cp-tree.h (cp_decl_specifier_seq): Add new bifield
        explicit_int128_p.
        * decl.c (grokdeclarator): Handle __int128.
        * parser.c (cp_lexer_next_token_is_decl_specifier_ke): Likewise.
        (cp_parser_simple_type_specifier): Likewise.
        * rtti.c (emit_support_tinfos): Add int128 nodes for rtti.
        * typeck.c (cp_common_type): Handle __int128.
        * mangle.c (integer_type_codes): Add itk_int128 and
        itk_unsigned_int128.

2010-05-26  Jason Merrill  <jason@redhat.com>

        PR c++/43382
        * pt.c (tsubst_pack_expansion): Don't get confused by recursive
        unification.

2010-05-26  Steven Bosscher  <steven@gcc.gnu.org>

        * cp-lang.c: Do not include expr.h.

2010-05-26  Steven Bosscher  <steven@gcc.gnu.org>

        * decl.c: Do not include rtl.h
        * semantics.c: Likewise.

2010-05-25  Steven Bosscher  <steven@gcc.gnu.org>

        * cp-tree.h: Do not include splay-tree.h.
        (struct prtmem_cst): Remove unused field and false comment.
        * typeck.c: Do not include rtl.h, expr.h, and tm_p.h.
        * optimize.c: Do not inclde rtl.h, insn-config.h, and integrate.h.
        * init.c: Do not include rtl.h and expr.h.
        * class.c: Do not include rtl.h.  Include splay-tree.h.
        (build_clone): Use plain NULL instead of NULL_RTX.
        * decl.c: Do not include expr.h.  Explain why rtl.h has to be
        included.  Include splay-tree.h.
        * method.c: Do not include rtl.h and expr.h.
        (use_thunk): Use plain NULL instead of NULL_RTX.
        * except.c: Do not include rtl.h, expr.h, and libfuncs.h.
        * tree.c: Do not include rtl.h, insn-config.h, integrate.h,
        and target.h.  Include splay-tree.h.
        * expr.c: Do not include rtl.h and expr.h.
        * pt.c: Do not include obstack.h and rtl.h.
        (tsubst_friend_function): Use plain NULL instead of NULL_RTX.
        (tsubst_decl): Likewise.
        (instantiate_decl): Likewise.
        * semantics.c: Do not include exprt.h and debug.h.  Explain why
        rtl.h has to be included.
        * decl2.c: Do not include rtl.h and expr.h.  Include splay-tree.h.
        * call.c: Do not include rtl.h and expr.h.
        * search.c: Do not include obstack.h and rtl.h.
        * friend.c: Do not include rtl.h and expr.h.
        * Make-lang.in: Update dependencies.

2010-05-25  Jakub Jelinek  <jakub@redhat.com>

        PR c++/18249
        * parser.c (non_integral_constant): Add NIC_NONE.
        (required_token): Add RT_NONE.
        (cp_parser_unary_expression): Initialize non_constant_p
        to NIC_NONE.
        (cp_parser_asm_definition): Initialize missing to RT_NONE.
        (cp_parser_primary_expression, cp_parser_postfix_expression,
        cp_parser_cast_expression, cp_parser_binary_expression,
        cp_parser_functional_cast): Fix formatting.

2010-05-25  Shujing Zhao  <pearly.zhao@oracle.com>
        
        PR c++/18249
        * parser.c: Remove inclusion of dyn-string.h.
        (non_integral_constant): New enum.
        (name_lookup_error): New enum.
        (required_token): New enum.
        (cp_parser_required_error): New function.
        (cp_parser_require): Change the type of variable token_desc to
        required_token and use cp_parser_required_error.
        (cp_parser_require_keyword): Likewise.
        (cp_parser_error): Use gmsgid as parameter.
        (cp_parser_name_lookup_error): Change the type of variable desired to
        name_lookup_error and put the diagnostic in the full sentences. Change
        caller.
        (cp_parser_non_integral_constant_expression): Change the type of the
        variable thing to non_integral_constant and put the diagnostics in
        full sentences. Change caller.

2010-05-24  Eric Botcazou  <ebotcazou@adacore.com>

        PR middle-end/44100
        * typeck.c (cp_build_unary_op): Fold offsetof-like computations.

2010-05-24  Joseph Myers  <joseph@codesourcery.com>

        * error.c (cp_diagnostic_starter): Update call to
        diagnostic_build_prefix.
        (cp_print_error_function,
        print_instantiation_partial_context_line): Check show_column flag
        in context.

2010-05-24  Jason Merrill  <jason@redhat.com>

        PR c++/41510
        * decl.c (check_initializer): Don't wrap an init-list in a
        TREE_LIST.
        * init.c (build_aggr_init): Don't assume copy-initialization if
        init has CONSTRUCTOR_IS_DIRECT_INIT.
        * call.c (build_new_method_call): Sanity check.

2010-05-24  Nathan Froyd  <froydnj@codesourcery.com>

        * rtti.c (tinfo_base_init): Use build_constructor instead of
        build_constructor_from_list.  Don't cons a tree node for
        returning.
        (generic_initializer): Use build_constructor_single instead of
        build_constructor_from_list.
        (ptr_initializer): Use build_constructor instead of
        build_constructor_from_list
        (ptm_initializer): Likewise.
        (class_initializer): Likewise.  Take varargs instead of TRAIL.
        (get_pseudo_ti_init): Adjust calls to class_initializer.  Use
        build_constructor instead of build_constructor_from_list.

2010-05-22  Steven Bosscher  <steven@gcc.gnu.org>

        * semantics.c: Include bitmap.h.
        * Make-lang.in: Update dependencies.

2010-05-22  Jan Hubicka  <jh@suse.cz>

        * decl2.c (maybe_emit_vtables): Produce same comdat group when outputting
        comdat vtables.
        (cxx_callgraph_analyze_expr): Remove code marking vtables needed.

2010-05-21  Joseph Myers  <joseph@codesourcery.com>

        * cxx-pretty-print.c: Correct merge error.

2010-05-21  Joseph Myers  <joseph@codesourcery.com>

        * error.c: Include tree-diagnostic.h and tree-pretty-print.h.
        (cp_print_error_function): Use diagnostic_abstract_origin macro.
        (cp_printer): Handle %K here using percent_K_format.
        * cxx-pretty-print.c: Include tree-pretty-print.h.
        * Make-lang.in (cp/error.o, cp/cxx-pretty-print.o): Update
        dependencies.

2010-05-21  Steven Bosscher  <steven@gcc.gnu.org>

        * error.c, tree.c, typeck2.c, cxx-pretty-print.c, mangle.c:
        Clean up redundant includes.

2010-05-20  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/30298
        * decl.c (xref_basetypes): Return false in case of ill-formed
        redefinition.

2010-05-19  Jason Merrill  <jason@redhat.com>

        * call.c (reference_binding): Use cp_build_qualified_type_real
        and cp_type_quals consistently.
        (add_function_candidate): Likewise.
        (build_conditional_expr): Likewise.
        (convert_like_real): Likewise.
        (type_passed_as): Likewise.
        * class.c (add_method): Likewise.
        (same_signature_p): Likewise.
        (layout_class_type): Likewise.
        * decl.c (cxx_init_decl_processing): Likewise.
        (cp_fname_init): Likewise.
        (grokdeclarator): Likewise.
        * decl2.c (cp_reconstruct_complex_type): Likewise.
        * init.c (build_new_1): Likewise.
        * method.c (do_build_copy_constructor): Likewise.
        (implicitly_declare_fn): Likewise.
        * pt.c (tsubst_aggr_type): Likewise.
        (tsubst): Likewise.
        * rtti.c (init_rtti_processing): Likewise.
        (build_headof): Likewise.
        (build_dynamic_cast_1): Likewise.
        (tinfo_base_init): Likewise.
        (emit_support_tinfos): Likewise.
        * semantics.c (capture_decltype): Likewise.
        * tree.c (cv_unqualified): Likewise.
        * typeck.c (composite_pointer_type): Likewise.
        (string_conv_p): Likewise.

        * mangle.c (write_CV_qualifiers_for_type): Tweak.

        * call.c (initialize_reference): Use CP_TYPE_CONST_P.
        * decl.c (start_decl): Likewise.
        * semantics.c (finish_compound_literal): Likewise.
        * typeck.c (check_return_expr): Use CP_TYPE_VOLATILE_P.
        (cp_type_readonly): Remove.
        * cp-tree.h: Remove declaration.

        * typeck.c (merge_types): Preserve memfn quals.

        * decl.c (grokdeclarator): Don't check quals on fn type.
        * typeck.c (cp_apply_type_quals_to_decl): Likewise.
        * tree.c (cp_build_qualified_type_real): Simplify qualifier checking.

        PR c++/44193
        * typeck.c (type_memfn_quals): New fn.
        (apply_memfn_quals): New fn.
        (cp_type_quals): Return TYPE_UNQUALIFIED for FUNCTION_TYPE.
        (cp_type_readonly): Use cp_type_quals.
        * cp-tree.h: Add declarations.
        * tree.c (cp_build_qualified_type_real): Don't set, but do
        preserve, quals on FUNCTION_TYPE.
        (strip_typedefs): Use apply_memfn_quals and type_memfn_quals.
        * decl.c (build_ptrmem_type): Likewise.
        (grokdeclarator): Likewise.
        (static_fn_type): Likewise.
        * decl2.c (change_return_type): Likewise.
        (cp_reconstruct_complex_type): Likewise.
        * pt.c (tsubst_function_type): Likewise.
        (unify): Likewise.
        (tsubst): Likewise.  Drop special FUNCTION_TYPE substitution code.

2010-05-18  Nathan Froyd  <froydnj@codesourcery.com>

        * tree.c (build_min_non_dep_call_vec): Update comment.

2010-05-17  Jason Merrill  <jason@redhat.com>

        * call.c (struct z_candidate): Add explicit_targs field.
        (add_template_candidate_real): Set it.
        (build_over_call): Use it to control init-list warning.

        PR c++/44157
        * call.c (build_over_call): Limit init-list deduction warning to
        cases where the argument is actually an init-list.

        PR c++/44158
        * call.c (build_over_call): Don't do bitwise copy for move ctor.

2010-05-17  Dodji Seketeli  <dodji@redhat.com>
            Jason Merrill  <jason@redhat.com>

        PR c++/44108
        * decl.c (compute_array_index_type): Call mark_rvalue_use.

2010-05-15  Jason Merrill  <jason@redhat.com>

        * cp-tree.h (TYPE_NOEXCEPT_P): New macro.
        * except.c (begin_eh_spec_block): Use MUST_NOT_THROW_EXPR if
        TYPE_NOEXCEPT_P.
        (finish_eh_spec_block): Adjust.

2010-05-15  Jakub Jelinek  <jakub@redhat.com>

        PR c++/44148
        * pt.c (tsubst): Unshare template argument.

2010-05-15  Steven Bosscher  <steven@gcc.gnu.org>

        * decl.c: Include tree-iterator.h, as fixup for tree-inline.h changes.
        * Make-lang.in: Fix dependencies accordingly.

2010-05-14  Jason Merrill  <jason@redhat.com>

        C++ DR 475
        * except.c (build_throw): Simplify, adjust for DR 475.

        PR c++/44127
        * except.c (dtor_nothrow): Return nonzero for type with
        trivial destructor.

        PR c++/44127
        * cp-gimplify.c (gimplify_must_not_throw_expr): Use
        gimple_build_eh_must_not_throw.

2010-05-14  Martin Jambor  <mjambor@suse.cz>

        * cp-lang.c (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove both its undef
        and define.

2010-05-14  Jonathan Wakely  <jwakely.gcc@gmail.com>

        * call.c (build_new_method_call): Change warning text.
        * typeck2.c (build_functional_cast): Change error text.

2010-05-14  Shujing Zhao  <pearly.zhao@oracle.com>

        PR c++/30566
        * name-lookup.c (pushdecl_maybe_friend): Avoid the warnings about
        shadowing the outer parameter or variables by the declaration of
        nested function in nested structure or class. Warn the shadowing by
        the declaration of nested lambda expression.

2010-05-13  Jason Merrill  <jason@redhat.com>

        * typeck.c (cp_build_array_ref): Factor out from...
        (build_array_ref): ...here.  Drop complain parm.
        (build_new_op): Adjust.
        * class.c (build_vtbl_ref_1): Adjust.
        * decl2.c (grok_array_decl): Adjust.
        * cp-tree.h: Adjust prototypes.

2010-05-13  Jan Hubicka  <jh@suse.cz>

        * decl.c (cp_finish_decl): Do not worry about used attribute.

2010-05-12  Jason Merrill  <jason@redhat.com>

        * typeck.c (build_array_ref): Take complain parm.
        * cp-tree.h: Add it to prototype.
        * call.c (build_new_op): Pass it.
        * class.c (build_vtbl_ref): Pass it.
        * decl2.c (grok_array_decl): Pass it.

        PR bootstrap/44048
        PR target/44099
        * cp-tree.def (NULLPTR_TYPE): Remove.
        * cp-tree.h (NULLPTR_TYPE_P): New.
        (SCALAR_TYPE_P): Use it.
        (nullptr_type_node): New.
        (cp_tree_index): Add CPTI_NULLPTR_TYPE.
        * decl.c (cxx_init_decl_processing): Call record_builtin_type on
        nullptr_type_node.
        * cvt.c (ocp_convert): Use NULLPTR_TYPE_P instead of NULLPTR_TYPE.
        * cxx-pretty-print.c (pp_cxx_constant): Likewise.
        * error.c (dump_type, dump_type_prefix, dump_type_suffix): Likewise.
        * mangle.c (write_type): Likewise.
        * name-lookup.c (arg_assoc_type): Likewise.
        * typeck.c (build_reinterpret_cast_1): Likewise.
        * rtti.c (typeinfo_in_lib_p): Likewise.
        (emit_support_tinfos): Remove local nullptr_type_node.

        * cp-tree.h (UNKNOWN_TYPE): Remove.
        * decl.c (cxx_init_decl_processing): Use LANG_TYPE instead.
        * error.c (dumy_type, dump_type_prefix, dump_type_suffix): Likewise.
        * typeck2.c (cxx_incomplete_type_diagnostic): Likewise.
        * class.c (instantiate_type): Check unknown_type_node rather than
        UNKNOWN_TYPE.
        * name-lookup.c (maybe_push_decl): Likewise.
        * rtti.c (get_tinfo_decl_dynamic): Likewise.
        (get_typeid): Likewise.
        * semantics.c (finish_offsetof): Likewise.

        PR c++/20669
        * call.c (add_template_candidate_real): If deduction fails, still
        add the template as a non-viable candidate.
        (equal_functions): Handle template candidates.
        (print_z_candidate): Likewise.
        (print_z_candidates): Likewise.
        (build_new_function_call): Likewise.

        * cp-tree.h (LOOKUP_LIST_ONLY): New.
        * call.c (add_candidates): Enforce it.
        (build_new_method_call): Try non-list ctor if no viable list ctor.
        (build_user_type_conversion_1): Likewise.

        * call.c (add_candidates): Distinguish between type(x) and
        x.operator type().
        (convert_class_to_reference): Set LOOKUP_NO_CONVERSION.
        (build_new_method_call): Give better error for conversion op.

        * call.c (add_candidates): Add first_arg and return_type parms.
        Add special constructor/conversion op handling.
        (convert_class_to_reference): Use it.
        (build_user_type_conversion_1): Likewise.
        (build_op_call): Likewise.
        (build_new_method_call): Likewise.
        (build_new_op): Adjust.
        (perform_overload_resolution): Adjust.

2010-05-11  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/34272
        PR c++/43630
        PR c++/34491
        * pt.c (process_partial_specialization): Return error_mark_node
        in case of unused template parameters in partial specialization.

2010-05-11  Jakub Jelinek  <jakub@redhat.com>

        PR c++/44062
        * semantics.c (finish_expr_stmt): Don't call mark_exp_read here...
        * cvt.c (convert_to_void): ... but here.  If expr is a COMPOUND_EXPR,
        look at its second operand.

2010-05-10  Jason Merrill  <jason@redhat.com>

        PR c++/44017
        * semantics.c (baselink_for_fns): Revert earlier change.

        PR c++/44045
        * typeck.c (cp_build_modify_expr): Complain about assignment to
        array from init list.

2010-05-10  Fabien Chêne  <fabien.chene@gmail.com>

        PR c++/43719
        * decl.c (check_initializer): strip array type before checking for
        uninitialized const or ref members.

2010-05-07  Fabien Chêne  <fabien.chene@gmail.com>

        PR c++/43951
        * init.c (diagnose_uninitialized_cst_or_ref_member_1): Returns the
        error count. Emit errors only if compain is true.
        (build_new_1): Do not return error_mark_node if
        diagnose_uninitialized_cst_or_ref_member_1 does not diagnose any
        errors. Delay the check for user-provided constructor.
        (perform_member_init): Adjust.
        * cp-tree.h (diagnose_uninitialized_cst_or_ref_member): Change the
        prototype.

2010-05-06  Magnus Fromreide  <magfr@lysator.liu.se>
            Jason Merrill  <jason@redhat.com>

        Add support for C++0x nullptr.
        * cp-tree.def: Add NULLPTR_TYPE.
        * cp-tree.h: Add nullptr_node.
        (cp_tree_index): Add CPTI_NULLPTR.
        (SCALAR_TYPE_P): Add NULLPTR_TYPE.
        * call.c (null_ptr_cst_p): Handle nullptr.
        (standard_conversion): Likewise.
        (convert_arg_to_ellipsis): Likewise.
        * mangle.c (write_type): Likewise.
        * name-lookup.c (arg_assoc_type): Likewise.
        * parser.c (cp_parser_primary_expression): Likewise.
        * typeck.c (cp_build_binary_op): Likewise.
        (build_reinterpret_cast_1): Likewise.
        * error.c (dump_type): Likewise.
        (dump_type_prefix, dump_type_suffix): Likewise.
        * decl.c (cxx_init_decl_processing): Likewise.
        * cxx-pretty-print.c (pp_cxx_constant): Likewise.
        * cvt.c (ocp_convert): Likewise.
        * rtti.c (typeinfo_in_lib_p, emit_support_tinfos): Put
        nullptr_t tinfo in libsupc++.

2010-05-06  Jason Merrill  <jason@redhat.com>

        * semantics.c (simplify_aggr_init_expr): Use INIT_EXPR.

2010-04-22  Jakub Jelinek <jakub@redhat.com>
            Dodji Seketeli <dodji@redhat.com>

        PR c/18624
        * cp-tree.h (mark_exp_read, rvalue_use, lvalue_use, type_use):
        Declare ...
        * expr.c (mark_exp_read, rvalue_use, lvalue_use, type_use): ... new fns.
        * typeck.c (cxx_sizeof_expr, cxx_alignof_expr): Call type_use.
        (decay_conversion, perform_integral_promotions): Call rvalue_use.
        (cp_build_unary_op): Call lvalue_use.
        * decl.c (unused_but_set_errorcount): New variable.
        (poplevel): Issue -Wunused-but-set-variable diagnostics.
        (duplicate_decls): Merge DECL_READ_P flags.
        (start_cleanup_fn): Set DECL_READ_P flag.
        (finish_function): Issue -Wunused-but-set-parameter diagnostics.
        * tree.c (rvalue): Call rvalue_use.
        * pt.c (convert_nontype_argument): Likewise.
        * semantics.c (finish_expr_stmt, finish_asm_stmt, finish_typeof,
        finish_decltype_type): Likewise.
        * call.c (convert_like_real) <ck_identity, ck_user>: Call rvalue use.
        (build_x_va_arg, build_new_method_call, build_over_call): Call lvalue_use
        or rvalue_use depending on the expr.
        * init.c (build_new, build_delete): Likewise.
        * rtti.c (build_typeid, build_dynamic_cast_1): Likewise.

2010-05-05  Jason Merrill  <jason@redhat.com>

        PR c++/43787
        * cp-gimplify.c (cp_gimplify_expr): Remove copies of empty classes.
        * call.c (build_over_call): Don't try to avoid INIT_EXPR copies here.

2010-05-04  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/43028
        * pt.c (unify): Check each elt for error_mark_node.

2010-05-04  Jason Merrill  <jason@redhat.com>

        PR c++/38064
        * typeck.c (cp_build_binary_op): Allow enums for <> as well.

2010-05-04  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/43705
        * call.c (build_new_method_call): Return error_mark_node if fns is
        NULL_TREE.

2010-05-03  Dodji Seketeli  <dodji@redhat.com>

        PR c++/43953
        * pt.c (most_specialized_class): Pretend we are processing
        a template decl during the call to coerce_template_parms.

2010-05-03  Jason Merrill  <jason@redhat.com>

        PR c++/42810
        PR c++/43680
        * decl.c (finish_enum): Use the TYPE_MIN_VALUE and TYPE_MAX_VALUE
        from the selected underlying type unless -fstrict-enums.  Set
        ENUM_UNDERLYING_TYPE to have the restricted range.
        * cvt.c (type_promotes_to): Use ENUM_UNDERLYING_TYPE.
        * class.c (check_bitfield_decl): Likewise.

2010-05-01  H.J. Lu  <hongjiu.lu@intel.com>

        PR c++/43951
        * init.c (build_new_1): Revert the accidental checkin in
        revision 158918.

2010-04-30  Jason Merrill  <jason@redhat.com>

        PR c++/43868
        * cxx-pretty-print.c (pp_cxx_decl_specifier_seq): Move pmf handling...
        (pp_cxx_type_specifier_seq): ...here.

2010-04-30  Steven Bosscher  <steven@gcc.gnu.org>

        * optimize.c, parser.c, mangle.c, cp-tree.h: Do not include varray.h.
        * Make-lang.in: Don't include varray.h dependency in CXX_TREE_H.

2010-04-30  Shujing Zhao  <pearly.zhao@oracle.com>

        PR c++/43779
        * typeck.c (warn_args_num): New function.
        (convert_arguments): Use warn_args_num to print the diagnostic
        messages. 

2010-04-29  Fabien Chêne  <fabien.chene@gmail.com>

        PR c++/43890
        * init.c (diagnose_uninitialized_cst_or_ref_member): check for
        user-provided constructor while recursing.

2010-04-28  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR c++/9335
        * error.c (print_instantiation_partial_context_line): Handle
        recursive instantiation.
        (print_instantiation_partial_context): Likewise.

2010-04-27  Jason Merrill  <jason@redhat.com>

        * init.c (perform_member_init): Check CLASS_TYPE_P.

2010-04-27  Fabien Chêne  <fabien.chene@gmail.com>

        PR c++/29043
        * init.c (perform_member_init): check for uninitialized const or
        reference members, including array types.

2010-04-24  Jason Merrill  <jason@redhat.com>

        * tree.c (get_fns): Split out from get_first_fn.
        * cp-tree.h: Declare it.
        * search.c (shared_member_p): Use it.
        * semantics.c (finish_qualified_id_expr): Simplify.
        (finish_id_expression): Simplify.

        * semantics.c (finish_non_static_data_member): Call maybe_dummy_object
        whenever object is NULL_TREE.  Don't do 'this' capture here.
        (finish_qualified_id_expr): Pass NULL_TREE.
        (finish_id_expression): Likewise.
        (lambda_expr_this_capture): Likewise.

        * semantics.c (finish_qualified_id_expr): Use maybe_dummy_object
        rather than checking current_class_ref directly.
        (finish_call_expr): Likewise.

        PR c++/43856
        * name-lookup.c (qualify_lookup): Disqualify lambda op().
        * class.c (current_nonlambda_class_type): New fn.
        * semantics.c (nonlambda_method_basetype): New.
        * cp-tree.h: Declare them.
        * tree.c (maybe_dummy_object): Handle implicit 'this' capture.

        * semantics.c (baselink_for_fns): Correct BASELINK_BINFO.

        PR c++/43875
        * semantics.c (lambda_return_type): Complain about
        braced-init-list.

        PR c++/43790
        * tree.c (cv_unqualified): Handle error_mark_node.

        PR c++/41468
        * call.c (convert_like_real) [ck_ambig]: Just return error_mark_node
        if we don't want errors.

        PR c++/41468
        * class.c (convert_to_base): Add complain parameter.  Pass
        ba_quiet to lookup_base if we don't want errors.
        (build_vfield_ref): Pass complain to convert_to_base.
        * call.c (convert_like_real): Likewise.
        (initialize_reference): Likewise.
        (perform_direct_initialization_if_possible): Pass complain to
        convert_like_real.
        * cp-tree.h: Adjust.

2010-04-27  Fabien Chêne  <fabien.chene@gmail.com>
            Jason Merrill  <jason@redhat.com>

        PR c++/42844
        * decl.c (check_for_uninitialized_const_var): Handle classes that need
        constructing, too.
        (check_initializer): Call it for classes that need constructing, too.
        * class.c (in_class_defaulted_default_constructor): New.
        * cp-tree.h: Declare it.

2010-04-20  Jason Merrill  <jason@redhat.com>

        PR c++/9335
        * init.c (constant_value_1): Treat error_mark_node as a constant
        if DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P is set.
        * cvt.c (ocp_convert): Handle getting error_mark_node from
        integral_constant_value.
        * decl.c (compute_array_index_type): Likewise.

2010-04-20  Dodji Seketeli  <dodji@redhat.com>

        PR c++/43800
        PR c++/43704
        * typeck.c (incompatible_dependent_types_p): If one of the
        compared types if not a typedef then honour their main variant
        equivalence.

2010-04-20  Jakub Jelinek  <jakub@redhat.com>

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

2010-04-19  Dodji Seketeli  <dodji@redhat.com>

        PR c++/43704
        * typeck.c (structural_comptypes): Test dependent typedefs
        incompatibility before testing for their main variant based
        equivalence.

2010-04-19  Jakub Jelinek  <jakub@redhat.com>

        * cp-tree.h (SCOPED_ENUM_P, UNSCOPED_ENUM_P, SET_SCOPED_ENUM_P): Use
        ENUM_IS_SCOPED bit instead of TYPE_LANG_FLAG_5.

2010-04-18  Eric Botcazou  <ebotcazou@adacore.com>

        * decl.c (cxx_init_decl_processing): Remove second argument in call to
        build_common_tree_nodes.

2010-04-14  Jason Merrill  <jason@redhat.com>

        PR c++/36625
        * parser.c (cp_parser_parenthesized_expression_list): Change
        is_attribute_list parm to int to indicate whether or not to
        handle initial identifier specially.
        (cp_parser_attribute_list): Use attribute_takes_identifier_p.

2010-04-13  Jason Merrill  <jason@redhat.com>

        * call.c (type_decays_to): Check MAYBE_CLASS_TYPE_P instead of
        CLASS_TYPE_P.
        * parser.c (cp_parser_lambda_expression): Complain about lambda in
        unevaluated context.
        * pt.c (iterative_hash_template_arg): Don't crash on lambda.

2010-04-12  Jason Merrill  <jason@redhat.com>

        PR c++/43641
        * semantics.c (maybe_add_lambda_conv_op): Use build_call_a and tweak
        return value directly.

        * call.c (type_decays_to): Call cv_unqualified for non-class type.

2010-04-12  Fabien Chene  <fabien.chene@gmail.com>

        PR c++/25811
        * cp-tree.h (diagnose_uninitialized_cst_or_ref_member): Declare.
        * init.c (build_new_1): Check for uninitialized const members and
        uninitialized reference members, when using new without
        new-initializer. Call diagnose_uninitialized_cst_or_ref_member.
        (diagnose_uninitialized_cst_or_ref_member): Define, call
        diagnose_uninitialized_cst_or_ref_member_1.
        (diagnose_uninitialized_cst_or_ref_member_1): New function.

2010-04-12  Richard Guenther  <rguenther@suse.de>

        PR c++/43611
        * semantics.c (expand_or_defer_fn_1): Do not keep extern
        template inline functions.

2010-04-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR c++/28584
        * typeck.c (cp_build_c_cast): Warn for casting integer to larger
        pointer type.

2010-04-07  Jason Merrill  <jason@redhat.com>

        PR c++/43016
        * decl.c (start_preparsed_function): Do defer nested functions.

        PR c++/11094, DR 408
        * cp-tree.h (VAR_HAD_UNKNOWN_BOUND, SET_VAR_HAD_UNKNOWN_BOUND): New.
        * decl2.c (finish_static_data_member_decl): Set it.
        * decl.c (duplicate_decls): Propagate it.
        * pt.c (tsubst_decl): Don't substitute the domain of an array
        VAR_DECL if it's set.
        (regenerate_decl_from_template): Substitute it here.
        (type_dependent_expression_p): Return true if it's set.
        * semantics.c (finish_decltype_type): Instantiate such a variable.
        * typeck.c (cxx_sizeof_expr): Likewise.
        (strip_array_domain): New.

        PR c++/43145
        * name-lookup.c (current_decl_namespace): Non-static.
        (pop_nested_namespace): Sanity check.
        * cp-tree.h: Declare current_decl_namespace.
        * decl.c (grokvardecl): Use it instead of current_namespace.
        (grokfndecl): Likewise.

        PR c++/38392
        * pt.c (tsubst_friend_function): Instatiate a friend that has already
        been used.

        * pt.c (print_template_statistics): New.
        * cp-tree.h: Declare it.
        * tree.c (cxx_print_statistics): Call it.

        PR c++/41970
        * decl.c (grokvardecl): Tweak warning message.
        (grokfndecl): Likewise.

2010-04-07  Dodji Seketeli  <dodji@redhat.com>

        PR c++/42697
        *pt.c (tsubst_decl): Get the arguments of a specialization from
        the specialization template, not from the most general template.

2010-04-07  Dodji Seketeli  <dodji@redhat.com>

        PR c++/40239
        * typeck2.c (process_init_constructor_record):
        value-initialize members that are are not explicitely
        initialized.

2010-04-07  Jie Zhang  <jie@codesourcery.com>

        PR c++/42556
        * typeck2.c (split_nonconstant_init_1): Drop empty CONSTRUCTOR
        when all of its elements are non-constant and have been split out.

2010-04-06  Taras Glek  <taras@mozilla.com>
            Jason Merrill  <jason@redhat.com>

        * parser.c (cp_parser_class_specifier): Set class location to that
        of IDENTIFIER_NODE instead of '{' when possible.
        * semantics.c (begin_class_definition): Do not overide locations
        with less precise ones.

2010-04-06  Jason Merrill  <jason@redhat.com>

        PR c++/43648
        * name-lookup.c (constructor_name_p): Allow X::~X even for typedefs.

        PR c++/43621
        * pt.c (maybe_update_decl_type): Check the return value from
        push_scope.

2010-04-01  Jason Merrill  <jason@redhat.com>

        * decl.c (next_initializable_field): No longer static.
        * cp-tree.h: Declare it.
        * call.c (build_aggr_conv): Fail if there are more initializers
        than initializable fields.

        * semantics.c (maybe_add_lambda_conv_op): Use null_pointer_node
        instead of void_zero_node.

2010-03-31  Dodji Seketeli  <dodji@redhat.com>

        PR c++/43558
        * cp-tree.h (TEMPLATE_TYPE_PARM_SIBLING_PARMS): New accessor macro.
        * pt.c (end_template_parm_list): Store sibling template parms of
        each TEMPLATE_TYPE_PARMs into its TEMPLATE_TYPE_PARM_SIBLING_PARMS.
        (push_template_decl_real): Don't store the containing template decl
        into the DECL_CONTEXT of TEMPLATE_TYPE_PARMs anymore.
        * typeck.c (get_template_parms_of_dependent_type): Get sibling parms
        of a TEMPLATE_TYPE_PARM from TEMPLATE_TYPE_PARM_SIBLING_PARMS.
        Simplify the logic.

2010-03-30  Jason Merrill  <jason@redhat.com>

        PR c++/43076
        * pt.c (push_template_decl_real): Deal better with running out of
        scopes before running out of template parms.

        PR c++/41185
        PR c++/41786
        * parser.c (cp_parser_direct_declarator): Don't allow VLAs in
        function parameter context.  Don't print an error if parsing
        tentatively.

        PR c++/43559
        * pt.c (more_specialized_fn): Don't control cv-qualifier check
        with same_type_p.

2010-03-26  Jason Merrill  <jason@redhat.com>

        PR c++/43509
        * parser.c (cp_parser_qualifying_entity): Do accept enum names in
        c++0x mode, but not other type-names.

2010-03-26  Dodji Seketeli  <dodji@redhat.com>

        PR c++/43327
        * pt.c (add_to_template_args): Support NULL ARGS;
        (most_specialized_class): call coerce_template_parms on
        template arguments passed to get_class_bindings. Use
        add_to_template_args.
        (unify): Handle VAR_DECLs.

2010-03-26  Dodji Seketeli  <dodji@redhat.com>

        * cp-tree.h (get_template_parms_at_level): Change unsigned parm
        into int.
        * pt.c (get_template_parms_at_level): Adjust.

2010-03-25  Dodji Seketeli  <dodji@redhat.com>

        PR c++/43206
        * cp-tree.h (get_template_parms_at_level): Declare ...
        * pt.c (get_template_parms_at_level): ... new function.
        * typeck.c (get_template_parms_of_dependent_type): If a template
        type parm's DECL_CONTEXT isn't yet set, get its siblings from
        current_template_parms. Use get_template_parms_at_level. Remove
        useless test.
        (incompatible_dependent_types_p): If we get empty parms from just one
        of the template type parms we are comparing then the template parms are
        incompatible.

2010-03-24  Jason Merrill  <jason@redhat.com>

        PR c++/43502
        * parser.c (make_declarator): Initialize id_loc.
        (cp_parser_lambda_declarator_opt): And set it.

2010-03-23  Jason Merrill  <jason@redhat.com>

        Make lambda conversion op and op() non-static.
        * semantics.c (maybe_add_lambda_conv_op): Make non-static.
        Also add the thunk function returned by the conversion op.
        Mark the conversion deleted if the op() is variadic.
        * decl2.c (mark_used): Give helpful message about deleted conversion.
        * parser.c (cp_parser_lambda_declarator_opt): Don't make op() static.
        * semantics.c (finish_this_expr): Adjust.
        * mangle.c (write_closure_type_name): Adjust.
        * decl.c (grok_op_properties): Don't allow it.
        * call.c (build_user_type_conversion_1): No static conversion ops.
        (build_op_call): Or op().

        * decl2.c (change_return_type): Fix 'this' quals.

2010-03-22  Jason Merrill  <jason@redhat.com>

        PR c++/43333
        * tree.c (pod_type_p): Use old meaning in C++98 mode.

        PR c++/43281
        * pt.c (contains_auto_r): New fn.
        (do_auto_deduction): Use it.
        (tsubst): Don't look at TREE_TYPE of a TEMPLATE_TYPE_PARM.

2010-03-20  Simon Martin  <simartin@users.sourceforge.net>

        PR c++/43081:
        * decl2.c (grokfield): Handle invalid initializers for member
        functions.

2010-03-20  Dodji Seketeli  <dodji@redhat.com>

        PR c++/43375
        * method.c (make_alias_for): Avoid crashing when DECL_LANG_SPECIFIC
        is NULL.
        * decl2.c (vague_linkage_p): Likewise.

2010-03-18  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/43418
        * parser.c (cp_parser_for_init_statement): Use NULL_TREE, not
        false, in the cp_parser_expression_statement call.

2010-03-05  Jason Merrill  <jason@redhat.com>

        * mangle.c (mangle_decl): Give name collision error even without
        ASM_OUTPUT_DEF.

2010-03-04  Marco Poletti  <poletti.marco@gmail.com>

        * pt.c (process_partial_specialization): Use error_n instead of
        error.

2010-03-03  Jason Merrill  <jason@redhat.com>

        PR c++/12909
        * mangle.c (mangle_decl): Handle VAR_DECL, too.

2010-03-03  Jason Merrill  <jason@redhat.com>

        PR c++/12909
        * mangle.c: Include cgraph.h.
        (mangle_decl): If the mangled name will change in a later
        ABI version, make the later mangled name an alias.
        * method.c (make_alias_for): Copy DECL_ARGUMENTS.
        * Make-lang.in (mangle.o): Depend on cgraph.h.
        * method.c (make_alias_for): Handle VAR_DECL, too.
        * decl2.c (vague_linkage_p): Rename from vague_linkage_fn_p.
        * tree.c (no_linkage_check): Adjust.
        * decl.c (maybe_commonize_var): Adjust.
        * cp-tree.h: Adjust.

2010-03-01  Marco Poletti  <poletti.marco@gmail.com>

        * pt.c (redeclare_class_template): Use error_n and inform_n.

2010-02-27  Mark Mitchell  <mark@codesourcery.com>

        PR c++/42748
        * cp-tree.h (push_tinst_level): Declare.
        (pop_tinst_level): Likewise.
        * pt.c (push_tinst_level): Give it external linkage.
        (pop_tinst_level): Likewise.
        * mangle.c (mangle_decl_string): Set the source location to that
        of the decl while mangling.

2010-02-27  Simon Martin  <simartin@users.sourceforge.net>

        PR c++/42054
        * pt.c (redeclare_class_template): Return false if there are erroneous
        template parameters.

2010-02-24  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        * pt.c (push_tinst_level): Replace -ftemplate-depth- with 
        -ftemplate-depth=.

2010-02-24  Jason Merrill  <jason@redhat.com>

        PR c++/12909
        * mangle.c (write_type): Give -Wabi warning for old vector mangling.

        * class.c (layout_class_type): Don't give -Wabi warning for a bug
        in a previous ABI version.

2010-02-23  Jason Merrill  <jason@redhat.com>

        PR c++/43143
        * typeck2.c (digest_init_r): Accept value init of array.

2010-02-22  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR c++/43126
        * typeck.c (convert_arguments): Update error message.

2010-02-22  Mike Stump  <mikestump@comcast.net>

        PR c++/43125
        * decl.c (duplicate_decls): Merge DECL_PRESERVE_P.

2010-02-21  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR c++/23510
        * error.c (print_instantiation_partial_context_line): New.
        (print_instantiation_partial_context): Print at most 12 contexts,
        skip the rest with a message.

2010-02-21  Dodji Seketeli  <dodji@redhat.com>

        PR c++/42824
        * pt.c (lookup_template_class): Better support of specialization
        of member of class template implicit instantiation.

2010-02-20  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR c++/35669
        * call.c (conversion_null_warnings): Replace -Wconversion with
        -Wconversion-null.
        * cvt.c (build_expr_type_conversion): Likewise.

2010-02-18  Jason Merrill  <jason@redhat.com>

        PR c++/42837
        * class.c (create_vtable_ptr): Set DECL_PACKED if type is packed.

        PR c++/43108
        * typeck.c (cp_build_binary_op): Adapt mixed complex/non handling from
        C build_binary_op.
        * cp-tree.h (WANT_VECTOR_OR_COMPLEX): Rename from WANT_VECTOR.
        * cvt.c (build_expr_type_conversion): Allow COMPLEX_TYPE.

        PR c++/43070
        * semantics.c (finish_goto_stmt): Don't call decay_conversion.

        PR c++/26261
        PR c++/43101
        * pt.c (tsubst_qualified_id): Do normal lookup in non-dependent scope.
        (maybe_update_decl_type): New fn.
        * parser.c (cp_parser_init_declarator): Use it.

        PR c++/43109
        * semantics.c (begin_class_definition): Don't crash on unnamed ns.

2010-02-17  Jason Merrill  <jason@redhat.com>

        PR c++/43075
        * call.c (build_over_call): Don't create zero-sized assignments.
        * cp-gimplify.c (cp_genericize_r): Don't remove them here.
        * cp-objcp-common.c (cp_expr_size): Remove.
        * cp-tree.h: Remove prototype.

        PR c++/43069
        * name-lookup.c (set_decl_namespace): Don't copy DECL_CONTEXT if the
        decl we looked up doesn't match.

        PR c++/43093
        * cp-gimplify.c (cp_gimplify_expr) [INIT_EXPR]: Return if we don't
        have an INIT_EXPR anymore.

        PR c++/43079
        * pt.c (convert_nontype_argument): Change assert to test.

2010-02-16  Jason Merrill  <jason@redhat.com>

        * cp-gimplify.c (cp_gimplify_expr): Fix error recovery.

        PR c++/43031
        * cp-gimplify.c (cp_gimplify_expr) [MODIFY_EXPR]: Use
        VIEW_CONVERT_EXPR for conversions between structural equality types
        that the back end can't tell are the same.

        PR c++/43036
        * tree.c (build_cplus_array_type): Set TYPE_MAIN_VARIANT to strip
        cv-quals from element here.
        (cp_build_qualified_type_real): Not here.  Preserve typedef name.

2010-02-14  Jason Merrill  <jason@redhat.com>

        PR c++/41997
        * semantics.c (finish_compound_literal): Use
        cp_apply_type_quals_to_decl when creating a static variable.

2010-02-12  Jason Merrill  <jason@redhat.com>

        PR c++/43024
        * name-lookup.h (current_binding_level): Check for null
        cp_function_chain.

2010-02-12  Jason Merrill  <jason@redhat.com>

        PR c++/43054
        * tree.c (cp_tree_equal): Correct CALL_EXPR logic.

2010-02-12  Jakub Jelinek  <jakub@redhat.com>

        PR c++/43033
        * name-lookup.c (pushdecl_maybe_friend): Check default args of t
        instead of x.

2010-02-10  Jason Merrill  <jason@redhat.com>

        PR c++/41896
        * semantics.c (outer_lambda_capture_p): Revert.
        (add_capture): Only finish_member_declaration if
        we're in the lambda class.
        (register_capture_members): New.
        * cp-tree.h: Declare it.
        * parser.c (cp_parser_lambda_expression): Call it.

2010-02-10  Jason Merrill  <jason@redhat.com>

        PR c++/41896
        * semantics.c (outer_lambda_capture_p): Use current_function_decl
        instead of current_class_type.

2010-02-10  Jason Merrill  <jason@redhat.com>

        PR c++/42983, core issue 906
        * method.c (defaultable_fn_check): Check virtualness.

2010-02-10  Jason Merrill  <jason@redhat.com>

        PR c++/43016
        * semantics.c (maybe_add_lambda_conv_op): Set DECL_INTERFACE_KNOWN.

2010-02-10  Shujing Zhao  <pearly.zhao@oracle.com>

        * Make-lang.in (cp/cvt.o, cp/parser.o, cp/search.o): Depend on intl.h.
        * cvt.c (warn_ref_binding): Wrap the messages into G_() for easy
        translation.
        * parser.c (cp_parser_postfix_expression, cp_parser_new_type_id)
        (cp_parser_cast_expression, cp_parser_condition, cp_parser_decltype)
        (cp_parser_parameter_declaration)
        (cp_parser_exception_specification_opt)
        (cp_parser_exception_declaration): Likewise.
        * pt.c (check_default_tmpl_args): Likewise.
        * search.c (lookup_field_r): Likewise.

2010-02-09  Jason Merrill  <jason@redhat.com>

        PR c++/42399
        * pt.c (tsubst_copy_and_build): Propagate LAMBDA_EXPR_LOCATION.

2010-02-09  Jason Merrill  <jason@redhat.com>

        PR c++/42370
        * decl2.c (change_return_type): New fn.
        * semantics.c (apply_lambda_return_type): Use it.
        * cp-tree.h: Declare it.

2010-02-05  Richard Guenther  <rguenther@suse.de>

        * Make-lang.in (cp/cp-lang.o): Depend on gt-cp-cp-lang.h.
        * cp-lang.c: Include gt-cp-cp-lang.h.
        * config-lang.in (gtfiles): Add cp/cp-lang.c.

2010-02-05  Dodji Seketeli  <dodji@redhat.com>

        PR c++/42915
        * typeck.c (get_template_parms_of_dependent_type): Try getting
        the template parameters fromt the type itself first.

2010-02-03  Jason Merrill  <jason@redhat.com>

        PR c++/4926
        PR c++/38600
        * mangle.c (write_unqualified_id): Split out from write_expression.
        (write_unqualified_name): Call it.
        (write_member_name): Likewise.
        (write_expression): Support TEMPLATE_ID_EXPR.
        Disambiguate operator names.

        PR c++/12909
        * mangle.c (write_type) [VECTOR_TYPE]: Change mangling with
        -fabi-version=4.

2010-02-02  Jason Merrill  <jason@redhat.com>

        PR c++/41090
        * decl.c (cp_finish_decl): Add local statics to cfun->local_decls.
        * optimize.c (clone_body): Remap their initializers when making base
        variants.
        (maybe_clone_body): Complain if multiple clones aren't safe.

2010-01-29  Dodji Seketeli  <dodji@redhat.com>

        PR c++/42758
        PR c++/42634
        PR c++/42336
        PR c++/42797
        PR c++/42880
        * cp-tree.h (NON_DEFAULT_TEMPLATE_ARGS_COUNT,
        SET_NON_DEFAULT_TEMPLATE_ARGS_COUNT,
        GET_NON_DEFAULT_TEMPLATE_ARGS_COUNT): New accessor macros.
        * pt.c (coerce_template_parms, type_unification_real,
        expand_template_argument_pack, coerce_template_parameter_pack):
        Set the non default template args count.
        (current_template_args): Always set non defaulted
        template args count when compiled with --enable-checking
        (tsubst_template_args, type_unification_real): Propagate the non
        defaulted template args count.
        * error.c (get_non_default_template_args_count): Renamed
        count_non_default_template_args into this. Don't calculate the
        non default template argument count anymore. Use the new
        accessor macros above to get it.
        (dump_template_argument_list, dump_type, dump_decl,
        dump_template_parms): Adjust.
        * parser.c (cp_parser_template_argument_list): Always set defaulted
        template args count when compiled with --enable-checking.

2010-01-29  Shujing Zhao  <pearly.zhao@oracle.com>

        * decl.c (redeclaration_error_message): Wrap the return messages into
        G_() for easy translation.

2010-01-28  Jason Merrill  <jason@redhat.com>

        PR c++/42880
        * semantics.c (begin_class_definition): Don't use type_as_string.

2010-01-28  Dodji Seketeli  <dodji@redhat.com>

        PR c++/42713
        PR c++/42820
        * typeck.c (get_template_parms_of_dependent_type): Factorized
        this out of incompatible_template_type_parms_p
        (incompatible_dependent_types_p): Renamed
        incompatible_template_type_parms_p into this. Make it detect
        two incompatible dependent typedefs too.
        (structural_comptypes): Use incompatible_dependent_types_p.
        * pt.c (get_template_info):
        Handle BOUND_TEMPLATE_TEMPLATE_PARAM.

2010-01-20  Janis Johnson  <janis187@us.ibm.com>
            Jason Merrill  <jason@redhat.com>

        * mangle.c (write_type): Mangle transparent record as member type.
        * semantics.c (begin_class_definition): Recognize decimal classes
        and set TYPE_TRANSPARENT_AGGR.

2010-01-20  Jason Merrill  <jason@redhat.com>

        PR c++/42338
        * mangle.c (write_expression): Handle tree codes that have extra
        arguments in the middle-end.

2010-01-20  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/42038
        * except.c (expand_start_catch_block): Deal correctly with
        do_begin_catch returning error_mark_node.

2010-01-20  Jason Merrill  <jason@redhat.com>

        PR c++/41788
        * class.c (layout_class_type): Set packed_maybe_necessary for packed
        non-PODs.

        PR c++/41920
        * semantics.c (build_lambda_object): Call mark_used on captured
        variables.

        PR c++/40750
        * decl.c (grokdeclarator): Clear type_quals for a member function
        declared using a typedef.  Don't complain about adding cv-quals
        to a function typedef in C++0x mode.

2010-01-20  Jakub Jelinek  <jakub@redhat.com>

        * decl.c (create_array_type_for_decl): Remove set but not used
        variable error_msg.  Remove break stmts after return stmts.

2010-01-19  Dodji Seketeli  <dodji@redhat.com>

        * error.c (dump_template_parms, count_non_default_template_args):
        Revert fix of PR c++/42634.

2010-01-18  Dodji Seketeli  <dodji@redhat.com>

        PR c++/42634
        * error.c (dump_template_parms): Use innermost template
        arguments before calling count_non_default_template_args.
        (count_non_default_template_args): We are being called with
        template innermost arguments now. There is no need to ensure
        that again.

2010-01-18  Dodji Seketeli  <dodji@redhat.com>

        PR c++/42766
        * cvt.c (build_expr_type_conversion): Look through OVERLOAD.

2010-01-17  Dodji Seketeli  <dodji@redhat.com>

        PR c++/42697
        *pt.c (tsubst_decl):  Revert commit for PR c++/42697.

2010-01-17  Dodji Seketeli  <dodji@redhat.com>

        PR c++/42697
        *pt.c (tsubst_decl): Get the arguments of a specialization from
        the specialization template, not from the most general template.

2010-01-16  Jason Merrill  <jason@redhat.com>

        PR c++/42761
        * semantics.c (finish_decltype_type): Within a template, treat
        unresolved CALL_EXPR as dependent.

2010-01-15  Dodji Seketeli  <dodji@redhat.com>

        * error.c (dump_template_parms,count_non_default_template_args):
        Revert changes of PR c++/42634.

2010-01-14  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/42674
        * decl.c (finish_function): Don't emit -Wreturn-type warnings in
        functions with noreturn attribute.

2010-01-14  Jason Merrill  <jason@redhat.com>

        PR c++/42701
        * call.c (build_new_method_call): Don't free the vec here.

        PR c++/42655
        * call.c (convert_like_real): Do full decay_conversion for ck_rvalue.

2010-01-13  Dodji Seketeli  <dodji@redhat.com>

        PR c++/42634
        * error.c (dump_template_parms): Use innermost template
        arguments before calling count_non_default_template_args.
        (count_non_default_template_args): We are being called with
        template innermost arguments now. There is no need to ensure
        that again.

2010-01-07  Dodji Seketeli  <dodji@redhat.com>

        c++/40155
        * pt.c (unify_pack_expansion): In non-deduced contexts, re-use template
        arguments that were previously deduced.

2010-01-05  Jason Merrill  <jason@redhat.com>

        * pt.c (unify_pack_expansion): Handle deduction from init-list.
        * call.c (build_over_call): Don't complain about it.

2010-01-04  Jason Merrill  <jason@redhat.com>

        PR c++/42555
        * pt.c (tsubst_decl): Don't apply type attributes in place.

        PR c++/42567
        * semantics.c (describable_type): Remove decltype comment and
        semantics.


\f
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