cp-tree.h (LOOKUP_EXPLICIT_TMPL_ARGS): Define.

[gcc.git] / gcc / cp / ChangeLog

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

        * search.c (lookup_fnfields_slot): Call complete_type.

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

        * tree.c (get_target_expr): Handle VEC_INIT_EXPR.

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

        * class.c (cp_fold_obj_type_ref): Drop vtable_method.

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

        * decl.c (poplevel): Use block_chainon.

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

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

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

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

2011-04-13  Dodji Seketeli  <dodji@redhat.com>

        PR c++/48574
        * class.c (fixed_type_or_null): We cannot determine the dynamic
        type of a reference variable if its initializer is dependent.

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

        PR c++/48581
        * pt.c (tsubst_copy_and_build) [CALL_EXPR]: Don't complain about
        unqualified lookup failing if we're still in a template.

2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>

        * cp-lang.c (cp_init_ts): Call cp_common_init_ts.  Move
        tree_contains_struct initialization to...
        * cp-objcp-common.c (cp_common_init_ts): ...here.  Use MARK_*
        macros.
        * cp-objcp-common.h (cp_common_init_ts): Declare.
        * cp-tree.h (union lang_tree_node): Check for TS_COMMON before
        calling TREE_CHAIN.

2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>

        * parser.c (cp_parser_objc_message_expression): Updated call
        to objc_build_message_expr.

2011-04-12  Martin Jambor  <mjambor@suse.cz>

        * class.c (cp_fold_obj_type_ref): Call cgraph_get_node instead of
        cgraph_get_create_node.
        * decl2.c (cp_write_global_declarations): Call cgraph_get_node
        instead of cgraph_get_create_node.
        * method.c (make_alias_for_thunk): Call cgraph_get_node
        instead of cgraph_get_create_node, assert it returns non-NULL.
        (use_thunk): Likewise.
        * optimize.c (maybe_clone_body): Call cgraph_same_body_alias only
        when flag_syntax_only is not set.  Call cgraph_get_node instead of
        cgraph_get_create_node.
        (maybe_clone_body): Call cgraph_get_node instead of
        cgraph_get_create_node.

2011-04-12  Martin Jambor  <mjambor@suse.cz>

        * class.c (cp_fold_obj_type_ref): Call cgraph_get_create_node
        instead of cgraph_node.
        * decl2.c (cxx_callgraph_analyze_expr): Likewise.
        (cp_write_global_declarations): Likewise.
        * optimize.c (maybe_clone_body): Likewise.
        * semantics.c (maybe_add_lambda_conv_op): Likewise.
        * mangle.c (mangle_decl): Likewise.
        * method.c (make_alias_for_thunk): Likewise.
        (use_thunk): Likewise.

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

        PR c++/48535
        * decl.c (cp_complete_array_type_or_error): New.
        * semantics.c (finish_compound_literal): Use it.
        * cp-tree.h: Declare it.

        PR c++/48535
        * semantics.c (finish_compound_literal): Handle references.

        PR c++/48535
        * semantics.c (finish_compound_literal): Take complain parm.
        (build_lambda_object): Adjust.
        * cp-tree.h: Adjust.
        * call.c (convert_like_real): Adjust.
        * decl.c (check_initializer): Adjust.
        * parser.c (cp_parser_postfix_expression): Adjust.
        (cp_parser_functional_cast): Adjust.
        * pt.c (tsubst_copy_and_build): Adjust.
        * typeck2.c (process_init_constructor_record): Adjust.

        PR c++/48534
        * cvt.c (ocp_convert): Use build_nop to convert to underlying type
        of scoped enum.

        PR c++/48523
        * tree.c (maybe_dummy_object): Use build_x_indirect_ref rather
        than cp_build_indirect_ref.

        PR c++/48457, Core 1238
        * call.c (reference_binding): Allow rvalue reference to bind to
        function lvalue.
        * tree.c (lvalue_kind): Functions are always lvalues.

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

        PR c++/48500
        * semantics.c (potential_constant_expression_1) [CALL_EXPR]: Check
        arguments even if we don't know the function.

        PR c++/48481
        * tree.c (build_overload): Allow an unwrapped FUNCTION_DECL
        at the end of the chain.
        * pt.c (dependent_template_p): Use OVL_CURRENT/NEXT.
        (iterative_hash_template_arg): Likewise.

        PR c++/48481
        * cp-tree.h (OVL_ARG_DEPENDENT): New.
        * name-lookup.c (add_function): Set it.
        * semantics.c (finish_call_expr): Free OVERLOADs if it's set.

        PR c++/48481
        * call.c (build_user_type_conversion_1): Use lookup_fnfields_slot.
        Release unused vector.

        PR c++/48451
        * pt.c (fn_type_unification): Don't clear incomplete pack flag.
        (type_unification_real): Clear it here instead.

        PR c++/48468
        * except.c (build_noexcept_spec): Propagate error_mark_node.
        (finish_noexcept_expr): Likewise.

        PR c++/48452
        * typeck.c (build_x_compound_expr_from_list): Return error_mark_node
        in SFINAE context.

        PR c++/48450
        * call.c (resolve_args): Take complain.
        (build_new_function_call, build_operator_new_call): Pass it.
        (build_op_call, build_new_op, build_new_method_call): Pass it.

        PR c++/48450
        * typeck.c (check_for_casting_away_constness): Take complain.
        (build_static_cast_1, build_reinterpret_cast_1): Pass it.
        (build_const_cast_1): Pass it.  Take full complain parm.
        (build_const_cast, cp_build_c_cast): Adjust.

        * tree.c (build_aggr_init_expr): Always return error_mark_node
        on abstract violation.

        PR c++/48450
        * tree.c (build_cplus_new, build_aggr_init_expr): Take complain.
        (bot_manip): Adjust.
        * cp-tree.h: Adjust.
        * call.c (convert_like_real, build_cxx_call): Adjust.
        (perform_direct_initialization_if_possible): Adjust.
        * cvt.c (ocp_convert): Adjust.
        * init.c (build_value_init): Adjust.
        * semantics.c (maybe_add_lambda_conv_op): Adjust.
        * typeck.c (unary_complex_lvalue, cp_build_modify_expr): Adjust.
        * typeck2.c (build_functional_cast): Adjust.

        * init.c (build_value_init_noctor): Handle REFERENCE_TYPE at top
        level.
        (perform_member_init): Not here.
        * typeck2.c (build_functional_cast): Limit REFERENCE_TYPE special
        case to templates.
        (abstract_virtuals_error_sfinae): Remove RESULT_DECL special case.

        PR c++/48449
        * typeck2.c (build_functional_cast): Check complain consistently.
        Use build_value_init and abstract_virtuals_error_sfinae.
        (abstract_virtuals_error_sfinae): Split out.
        * cp-tree.h: Declare it.
        * init.c (build_new_1): Use it.
        (build_value_init_noctor): Handle FUNCTION_TYPE.

        * semantics.c (finish_decltype_type): Simplify handling of unknown
        type.

        * semantics.c (finish_decltype_type): Add complain parm.
        * cp-tree.h: Adjust.
        * parser.c (cp_parser_decltype): Adjust.
        * pt.c (tsubst): Adjust.

        PR c++/48450
        * cvt.c (ocp_convert): Handle converting scoped enum to bool.

2011-03-31  Jason Merrill  <jason@redhat.com>

        PR c++/48277
        * semantics.c (finish_call_expr): Remove assert.

        PR c++/48280
        * method.c (defaultable_fn_check): Templates are not defaultable.

        * parser.c (cp_parser_init_declarator): Avoid redundant
        cp_finish_decl for member declarations.

2011-03-30  Jason Merrill  <jason@redhat.com>

        PR c++/48212
        * semantics.c (non_const_var_error): Just return if DECL_INITIAL
        is error_mark_node.

2011-03-30  Jason Merrill  <jason@redhat.com>

        PR c++/48369
        * semantics.c (potential_constant_expression_1): Handle
        UNORDERED_EXPR and ORDERED_EXPR.

        PR c++/48281
        * semantics.c (finish_compound_literal): Do put static/constant
        arrays in static variables.

        * call.c (convert_like_real) [ck_list]: Build up the
        initializer_list object directly.
        * decl.c (build_init_list_var_init): Adjust.

        * call.c (convert_like_real): Correct TREE_CONSTANT on CONSTRUCTOR.
        * decl.c (reshape_init_array_1): Likewise.

2011-03-29  Jason Merrill  <jason@redhat.com>

        PR c++/48265
        * pt.c (value_dependent_expression_p) [VAR_DECL]: Make sure
        the variable is constant before looking at its initializer.

        PR c++/48319
        * pt.c (value_dependent_expression_p): Handle TEMPLATE_ID_EXPR.

        PR c++/48089
        * semantics.c (potential_constant_expression_1): Change error about
        use of *this in constructor into sorry.

        PR c++/48296
        * decl.c (cp_finish_decl): Defer validation of constexpr member
        functions.
        * class.c (finalize_literal_type_property): Validate them here.
        * semantics.c (is_valid_constexpr_fn): Don't check completeness.

        * semantics.c (is_valid_constexpr_fn): Specify input location.

2011-03-28  Jason Merrill  <jason@redhat.com>

        PR c++/48313
        * pt.c (maybe_adjust_types_for_deduction): Handle T&& deduction
        from overloaded function.

        Core 1232
        * call.c (build_array_conv): New.
        (implicit_conversion): Use it.

        * call.c (reference_binding): Allow direct binding to an array
        rvalue.

        Core 898
        * parser.c (cp_parser_compound_statement): Add function_body parm.
        Complain about non-body compound-stmt in constexpr fn.
        (cp_parser_primary_expression, cp_parser_statement): Adjust.
        (cp_parser_implicitly_scoped_statement): Adjust.
        (cp_parser_function_body, cp_parser_try_block): Adjust.
        (cp_parser_handler, cp_parser_objc_synchronized_statement): Adjust.
        (cp_parser_objc_try_catch_finally_statement): Adjust.

        Core 898
        * semantics.c (constexpr_fn_retval): New.  Allow using-declaration
        and using-definition.
        (register_constexpr_fundef): Call it.

        * except.c (build_noexcept_spec): Call cxx_constant_value after
        converting to bool.

2011-03-25  Kai Tietz  <ktietz@redhat.com>

        * lex.c (interface_strcmp): Handle dos-paths.
        (handle_pragma_implementation): Use filename_cmp instead of
        strcmp.
        (in_main_input_context): Likewise.

2011-03-25  Jason Merrill  <jason@redhat.com>

        Core 1135
        * method.c (defaulted_late_check): Check for exception spec mismatch.
        (defaultable_fn_check): Allow exception spec and virtual.
        * class.c (check_for_override): A virtual dtor is non-trivial.

        PR c++/48289
        * pt.c (build_non_dependent_expr): Keep dereferences outside the
        NON_DEPENDENT_EXPR.

2011-03-25  Kai Tietz  <ktietz@redhat.com>

        * decl.c (decls_match): Replace target hook
        call of comp_type_attributes by version in tree.c file.
        * search.c (check_final_overrider): Likewise.
        * typeck.c (structural_comptypes): Likewise.

2011-03-21  Kai Tietz  <ktietz@redhat.com>

        PR target/12171
        * cxx-pretty-print.c (pp_cxx_ptr_operator):
        Display allowed attributes for function pointer types.
        * error.c (dump_type_prefix): Likewise.

        * tree.c (cxx_attribute_table): Adjust table.

2011-03-18  Jason Merrill  <jason@redhat.com>

        PR c++/48162
        * semantics.c (finish_call_expr): Allow TARGET_EXPR for now.

        PR c++/48118
        * call.c (build_over_call): Don't skip ck_rvalue.

2011-03-17  Jason Merrill  <jason@redhat.com>

        PR c++/47504
        * semantics.c (cxx_eval_constant_expression) [NOP_EXPR]: Don't let
        the conversion set TREE_OVERFLOW.

        Core 1212
        * semantics.c (finish_decltype_type): Return T&& for xvalue.
        * typeck.c (unlowered_expr_type): Preserve cv-quals.

        PR c++/48166
        * decl.c (revert_static_member_fn): Strip function-cv-quals.

2011-03-16  Jason Merrill  <jason@redhat.com>

        PR c++/48089
        * semantics.c (potential_constant_expression_1): Don't allow *this
        in a constructor.
        (register_constexpr_fundef): Use potential_rvalue_constant_expression.

        PR c++/47301
        * decl.c (compute_array_index_type): Don't bother trying to deal
        with literal classes in ABI v1.

        PR c++/46336
        * decl.c (duplicate_decls): Return NULL_TREE for clashing
        C functions.

        PR c++/47570
        * semantics.c (cxx_eval_constant_expression) [COMPOUND_EXPR]: Don't
        use the generic binary expression handling.

2011-03-16  Diego Novillo  <dnovillo@google.com>

        * Make-lang.in (CXX_PARSER_H): New.
        (cp/parser.o): Add dependency on CXX_PARSER_H.
        Add dependency on tree-pretty-print.h
        (cp/cp-lang.o): Add dependency on CXX_PARSER_H.
        * cp-lang.c: Include parser.h.
        * parser.c: Include parser.h.
        (struct cp_token): Add bitfield purged_p.
        Update all users.
        Move to parser.h.
        (CPP_PURGED): Remove.  Update all users.
        (struct cp_lexer): Change field buffer to be a VEC of cp_token.
        Remove field buffer_length.
        Update all users.
        Move to parser.h.
        (struct tree_check): Move to parser.h.
        (cp_token_position): Likewise.
        (struct cp_token_cache): Likewise.
        (CPP_KEYWORD): Likewise.
        (CPP_TEMPLATE_ID): Likewise.
        (CPP_NESTED_NAME_SPECIFIER): Likewise.
        (N_CP_TTYPES): Likewise.
        (enum cp_parser_status_kind): Likewise.
        (struct cp_parser_context): Likewise.
        (struct cp_default_arg_entry_d): Likewise.
        (struct cp_unparsed_functions_entry_d): Likewise.
        (struct cp_parser): Likewise.
        (cp_lexer_dump_tokens): New.
        (cp_lexer_debug_tokens): New.
        (cp_lexer_finished_p): New.
        (cp_lexer_alloc): Factor out of cp_lexer_new_main.
        (cp_lexer_new_main): Re-write main lexing loop to push
        tokens into the new VEC buffer.
        (cp_lexer_print_token): Improve printing of CPP_NUMBER tokens.
        Do not abort if the token type is not recognized, just print
        its code.
        * parser.h: New file.
        * config-lang.in (gtfiles): Add cp/parser.h.

2011-03-16  Jason Merrill  <jason@redhat.com>

        Core 1148
        * typeck.c (check_return_expr): Fix conditions for setting
        LOOKUP_PREFER_RVALUE.

        * call.c (build_over_call): Remove require_complete_type_sfinae call.

        PR c++/48132
        * decl.c (check_array_designated_initializer): Allow integer index.
        (reshape_init_array_1): Set index on the elements.

2011-03-16  Jason Merrill  <jason@redhat.com>

        PR c++/48113
        * typeck.c (convert_for_initialization): Use
        perform_implicit_conversion_flags.
        * call.c (standard_conversion): If LOOKUP_PREFER_RVALUE, set
        rvaluedness_matches_p on ck_rvalue.
        (convert_like_real) [ck_rvalue]: And restore it here.

        PR c++/48115
        * call.c (convert_arg_to_ellipsis): Handle incomplete type.

2011-03-16  Jason Merrill  <jason@redhat.com>

        * parser.c (cp_parser_abort_tentative_parse): Make sure we haven't
        committed to this tentative parse.

        PR c++/47999
        * semantics.c (finish_call_expr): Preserve reference semantics
        in templates.

        * call.c (convert_default_arg): Use LOOKUP_IMPLICIT.

2011-03-16  Jakub Jelinek  <jakub@redhat.com>

        * cp-objcp-common.c (cp_function_decl_explicit_p): Don't crash if
        DECL_LANG_SPECIFIC is NULL.

2011-03-15  Jason Merrill  <jason@redhat.com>

        Core 1074
        * pt.c (value_dependent_expression_p) [NOEXCEPT_EXPR]: Don't
        check value_dependent_expression_p on the operand.

        * semantics.c (push_cx_call_context): Return bool.
        (cxx_eval_call_expression): Handle excess depth.

        Core 1191
        * method.c (synthesized_method_walk): Cleanups don't affect the
        triviality of a constructor, but do affect deletion and exception
        specification.

2011-03-15  Rodrigo Rivas Costa  <rodrigorivascosta@gmail.com>

        * decl2.c (cp_check_const_attributes): New.
        (cplus_decl_attributes): Call cp_check_const_attributes.

2011-03-15  Jason Merrill  <jason@redhat.com>

        PR c++/34758
        * call.c (convert_default_arg): Use DECL_ORIGIN of fn.  Check for
        recursion first.
        (push_defarg_context, pop_defarg_context): New.
        * parser.c (cp_parser_late_parsing_default_args): Use them.
        * cp-tree.h: Declare them.

2011-03-11  Dodji Seketeli  <dodji@redhat.com>

        * call.c (add_builtin_candidate)<case INDIRECT_REF>: The type of
        the argument of the indirection operator should not be dependent.
        Fix the comment.

2011-03-11  Jason Merrill  <jason@redhat.com>

        PR c++/47125
        * pt.c (tsubst) [TYPENAME_TYPE]: Only give errors if tf_error.

        PR c++/47144
        * parser.c (cp_parser_template_type_arg): Set
        type_definition_forbidden_message.

        PR c++/47808
        * decl.c (compute_array_index_type): Discard folding
        if it didn't produce a constant.

2011-03-11  Jakub Jelinek  <jakub@redhat.com>

        PR c++/48035
        * init.c (build_zero_init_1): Extracted from build_zero_init.
        Add FIELD_SIZE argument, if non-NULL and field bit_position
        as not smaller than that, don't add that field's initializer.
        Pass DECL_SIZE as last argument to build_zero_init_1
        for DECL_FIELD_IS_BASE fields.
        (build_zero_init): Use build_zero_init_1.

2011-03-10  Jason Merrill  <jason@redhat.com>

        PR c++/48029
        * pt.c (iterative_hash_template_arg): Remove special case for
        ARRAY_TYPE.

        PR c++/47198
        * parser.c (cp_parser_single_declaration): Just return if
        cp_parser_parse_and_diagnose_invalid_type_name complained.

2011-03-09  Jason Merrill  <jason@redhat.com>

        PR c++/44629
        * pt.c (unify): An unresolved overload is a nondeduced context.

2011-03-09  Martin Jambor  <mjambor@suse.cz>

        PR tree-optimization/47714
        * method.c (use_thunk): Clear addressable flag of thunk arguments.

2011-03-08  Dodji Seketeli  <dodji@redhat.com>

        PR c++/47705
        * pt.c (convert_nontype_argument): Only call decay_conversion on
        arrays.

2011-03-08  Jason Merrill  <jason@redhat.com>

        PR c++/47488
        * mangle.c (write_template_arg_literal) [STRING_CST]: Sorry.

        PR c++/47705
        * pt.c (convert_nontype_argument): Don't crash on non-pointer
        argument to pointer parameter.

        PR c++/45651
        * pt.c (instantiate_decl): Don't clear DECL_INTERFACE_KNOWN on
        !TREE_PUBLIC decls.

2011-03-08  Dodji Seketeli  <dodji@redhat.com>

        PR c++/47957
        * name-lookup.c (binding_to_template_parms_of_scope_p): Only
        consider scopes of primary template definitions.  Adjust comments.

2011-03-07  Jason Merrill  <jason@redhat.com>

        PR c++/48003
        * pt.c (convert_nontype_argument): Fix -fpermissive allowing
        integer overflow.
        * semantics.c (potential_constant_expression_1): Check TREE_OVERFLOW.

        PR c++/48015
        * init.c (constant_value_1): Always require init to be TREE_CONSTANT.

        PR c++/48008
        * mangle.c (write_type): Strip cv-quals from FUNCTION_TYPE here.
        (write_CV_qualifiers_for_type): Not here.

2011-03-06  Joseph Myers  <joseph@codesourcery.com>

        * lang-specs.h: Match -save-temps* instead of -save-temps.

2011-03-05  Jason Merrill  <jason@redhat.com>

        * mangle.c (write_expression): Change ABI v6 to v5.
        (write_type): Likewise.

2011-03-04  Jan Hubicka  <jh@suse.cz>

        PR lto/47497
        * optimize.c (maybe_clone_body): Update call of cgraph_same_body_alias
        and cgraph_add_thunk.
        * method.c (make_alias_for_thunk, use_thunk): Likewise.
        * mangle.c (mangle_decl): Likewise.

2011-03-04  Jason Merrill  <jason@redhat.com>

        PR c++/47971
        * pt.c (tsubst_copy_and_build) [PSEUDO_DTOR_EXPR]: Use tsubst for type.
        (tsubst_copy) [default]: Just return t if !ENABLE_CHECKING.

        PR c++/46220
        * search.c (check_final_overrider): Allow pointer to same incomplete
        class type with different cv-quals.

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

        PR c++/47974
        * pt.c (tsubst_template_args): Check argument t for error_mark_node.

2011-03-03  Jason Merrill  <jason@redhat.com>

        PR c++/47950
        * pt.c (tsubst_copy_and_build) [TARGET_EXPR]: Retain TREE_CONSTANT.

2011-03-02  Jason Merrill  <jason@redhat.com>

        PR c++/47950
        * parser.c (cp_parser_condition): Don't fold_non_dependent_expr here.

        PR c++/47774
        * tree.c (build_vec_init_elt): Split out from...
        (build_vec_init_expr): ...here.
        (diagnose_non_constexpr_vec_init): New fn.
        * semantics.c (potential_constant_expression_1): Use it.
        * cp-tree.h: Declare it.

2011-03-01  Jason Merrill  <jason@redhat.com>

        PR c++/46159
        * parser.c (cp_parser_primary_expression): Don't warn about a
        failed tentative parse.

        PR c++/47200
        * semantics.c (cxx_bind_parameters_in_call): Don't call
        adjust_temp_type on non-constant args.

        PR c++/47851
        * call.c (standard_conversion): Provide requested cv-quals on
        class rvalue conversion.

        PR c++/46282
        * decl2.c (grokbitfield): Handle type-dependent width.

2011-02-28  Jason Merrill  <jason@redhat.com>

        PR c++/47873
        * class.c (update_vtable_entry_for_fn): Check BINFO_LOST_PRIMARY_P
        after checking for a non-thunk.

2011-02-26  Jason Merrill  <jason@redhat.com>

        PR c++/47904
        * tree.c (cp_tree_equal): Compare DECL_PARM_LEVEL.
        * pt.c (iterative_hash_template_arg): And hash it.

        PR c++/47897
        * semantics.c (non_const_var_error): Split out from...
        (cxx_eval_constant_expression): ...here.
        (potential_constant_expression_1) [VAR_DECL]: Use it.
        Allow dependent variables.

2011-02-24  Jason Merrill  <jason@redhat.com>

        * parser.c (cp_parser_constant_expression): Set
        non_integral_constant_expression correctly for C++0x too.
        (cp_parser_static_assert): Allow non-constant expression.
        (cp_parser_direct_declarator): Expect non_constant_p to be set
        properly for C++0x.
        * pt.c (value_dependent_expression_p): Handle TYPEID_EXPR.
        * semantics.c (maybe_constant_value): Check type_unknown_p too.
        (potential_rvalue_constant_expression): New.
        (require_potential_rvalue_constant_expression): New.

2011-02-23  Jason Merrill  <jason@redhat.com>

        * cp-tree.h (DECL_PARM_LEVEL): New.
        (struct lang_decl_parm): Add level field.
        * name-lookup.c (function_parm_depth): New fn.
        * name-lookup.h: Declare it.
        * parser.c (cp_parser_parameter_declaration_list): Use it.
        * mangle.c (struct globals): Add parm_depth field.
        (write_bare_function_type): Adjust it.
        (write_expression): Include the level delta in PARM_DECL mangling
        for abi >= 6.

        * semantics.c (finish_decltype_type): Remove shortcut for decltype
        of id-expression.
        * mangle.c (write_type) [DECLTYPE_TYPE]: Strip it here for abi < 6.

2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>

        PR c++/46868
        * parser.c (cp_parser_class_specifier): Require a closing brace
        to attempt error recovery.

2011-02-23  Jakub Jelinek  <jakub@redhat.com>

        PR c++/47833
        * pt.c (struct pending_template): Add chain_next GTY option.
        * decl.c (struct named_label_use_entry): Likewise.

2011-02-22  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/47242
        * semantics.c (build_lambda_object): Bail out if a field is
        error_mark_node.

2011-02-22  Dodji Seketeli  <dodji@redhat.com>

        PR c++/47666
        * class.c (dfs_declare_virt_assop_and_dtor)
        (declare_virt_assop_and_dtor): New static functions.
        (add_implicitly_declared_members): Use
        declare_virt_assop_and_dtor.

2011-02-21  Jason Merrill  <jason@redhat.com>

        PR c++/47207
        * decl2.c (decl_constant_var_p): A constexpr var needs an
        initializer to be constant.
        * semantics.c (cxx_eval_constant_expression): Complain about
        constexpr var used in its own initializer.
        * call.c (set_up_extended_ref_temp): Set
        DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P too.

2011-02-20  Jason Merrill  <jason@redhat.com>

        PR c++/47199
        * semantics.c (cxx_eval_call_expression): Call
        cxx_eval_constant_expression in trivial shortcut.

        PR c++/46831
        * call.c (convert_class_to_reference): Don't try to set up a
        second conv sequence for non-viable candidates.

        PR c++/47703
        * error.c (location_of): Handle non-tagged types.

        PR c++/46472
        * method.c (process_subob_fn): Instantiate constexpr templates.
        * optimize.c (maybe_clone_body): Propagate DECL_DECLARED_CONSTEXPR_P.

2011-02-20  Dodji Seketeli  <dodji@redhat.com>

        PR c++/46394
        * pt.c (tsubst_pack_expansion): do not use
        cp_tree_equal/same_type_p to detect an expansion of a parameter
        pack.

2011-02-19  Jason Merrill  <jason@redhat.com>

        PR c++/47503
        * semantics.c (cxx_eval_call_expression): Shortcut trivial copy.

2011-02-18  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/47795
        * semantics.c (finish_non_static_data_member): Early return if
        object is error_mark_node.

2011-02-18  Dodji Seketeli  <dodji@redhat.com>

        PR c++/47208
        * pt.c (do_auto_deduction): Do not mention error_mark_node in
        diagnostics.
        * semantics.c (finish_id_expression): Do not pass erroneous decl
        to decl_constant_var_p.

2011-02-17  Jakub Jelinek  <jakub@redhat.com>

        PR c++/47783
        * cvt.c (convert_from_reference): Call mark_exp_read.

2011-02-11  Dodji Seketeli  <dodji@redhat.com>

        PR c++/47172
        * pt.c (finish_call_expr): Consider a call expression that has a
        dependent "this" pointer as being dependent.  Add comments.
        (dependent_type_p, type_dependent_expression_p): Update comments.

2011-02-16  Dodji Seketeli  <dodji@redhat.com>

        PR c++/47326
        * pt.c (tsubst_copy)<case SIZEOF_EXPR>: Ensure that even pack
        expansion arguments are not evaluated.

2011-02-16  Jakub Jelinek  <jakub@redhat.com>

        PR c++/47704
        * cp-tree.h (ENUM_FIXED_UNDERLYING_TYPE_P): Use TYPE_LANG_FLAG_5
        instead of TYPE_LANG_FLAG_3.
        * pt.c (lookup_template_class): Copy over
        ENUM_FIXED_UNDERLYING_TYPE_P.

2011-02-15  Jason Merrill  <jason@redhat.com>

        PR c++/46807
        * method.c (synthesized_method_walk): Always exit early for
        trivial fn in C++98 mode.

2011-02-14  Jason Merrill  <jason@redhat.com>

        PR c++/47482
        * parser.c (cp_parser_enumerator_definition): Call
        fold_non_dependent_expr.

2011-02-09  Jason Merrill  <jason@redhat.com>

        * decl.c (cp_make_fname_decl): Set DECL_THIS_STATIC at toplevel.
        * semantics.c (finish_fname): Only return the name if we're in
        a function.

        * decl.c (build_enumerator): Don't perform integral promotions on
        non-integral constants.

        * cvt.c (convert_to_void): Handle null op1.

        * class.c (type_has_constexpr_default_constructor): Make sure the
        caller stripped an enclosing array.
        * init.c (perform_member_init): Strip arrays before calling it.

        PR c++/47511
        * semantics.c (potential_constant_expression_1): Handle TEMPLATE_DECL.

2011-02-03  Dodji Seketeli  <dodji@redhat.com>

        PR c++/47398
        * tree.c (cp_tree_equal)<TEMPLATE_PARM_INDEX>: Take the number of
        template parameters in account.

2011-02-03  Nathan Froyd  <froydnj@codesourcery.com>

        PR c++/46890
        * parser.c (cp_parser_class_specifier): Fix setting of
        want_semicolon.

2011-01-31  Jakub Jelinek  <jakub@redhat.com>

        PR c++/47416
        * semantics.c (build_data_member_initialization): Handle
        STATEMENT_LIST always instead of just for CLEANUP_BODY.

2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * g++spec.c (lang_specific_driver) [HAVE_LD_STATIC_DYNAMIC] Use
        LD_STATIC_OPTION, LD_DYNAMIC_OPTION.

2011-01-29  Dodji Seketeli  <dodji@redhat.com>

        PR c++/47311
        * cp-tree.h (fixup_template_parms): Declare.
        * pt.c (end_template_parm_list): Do not fixup template parms here.
        (fixup_template_parms): Remove static. Fix typo in the
        comments. Remove useless code statement.
        (fixup_template_parm): For a template template parameter, fixup
        its attributes before fixing up its type.
        * parser.c
        (cp_parser_template_declaration_after_export): After parsing
        template parameters fixup their types.

2011-01-26  Jakub Jelinek  <jakub@redhat.com>

        PR c++/47476
        * semantics.c (potential_constant_expression_1): Handle
        TRUTH_XOR_EXPR.

2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>

        PR c++/43601
        * semantics.c (expand_or_defer_fn_1): Handle it.
        * decl2.c (decl_needed_p): Likewise.

2011-01-21  Jason Merrill  <jason@redhat.com>

        PR c++/47041
        * semantics.c (build_constexpr_constructor_member_initializers):
        Handle trivial copy.

2011-01-21  Jakub Jelinek  <jakub@redhat.com>

        PR c++/47388
        * semantics.c (begin_for_stmt): If -fno-for-scope, don't
        assume init must be NULL if scope is NULL.
        (begin_range_for_stmt): Likewise.

2011-01-21  Jason Merrill  <jason@redhat.com>

        PR c++/46552
        * semantics.c (cxx_eval_constant_expression): Handle OFFSET_REF.

        PR c++/46977
        * semantics.c (potential_constant_expression_1): Split out from
        potential_constant_expression.  Add want_rval parm.  Handle
        template expression forms.  Don't enforce restriction on address
        of automatic variable here.  Add a couple of diagnostics that
        had been missing.
        (require_potential_constant_expression): New entry point.
        (build_data_member_initialization, register_constexpr_fundef): Adjust.
        (maybe_constant_value): Check potential_constant_expression.
        * pt.c (fold_non_dependent_expr_sfinae): Likewise.
        * tree.c (build_vec_init_expr): Adjust.

2011-01-19  Jakub Jelinek  <jakub@redhat.com>

        PR c++/47303
        * decl2.c (finish_anon_union): Only call mangle_decl if TREE_STATIC
        or DECL_EXTERNAL.

2011-01-17  Jason Merrill  <jason@redhat.com>

        PR c++/47067
        * semantics.c (base_field_constructor_elt): New fn.
        (cxx_eval_bare_aggregate): Use it.
        (build_data_member_initialization): Leave COMPONENT_REF for
        vfield inits.

2011-01-14  Rodrigo Rivas Costa <rodrigorivascosta@gmail.com>

        * parser.c (cp_parser_range_for): Remove the "unused variable" warning
        workaround.

2011-01-15  Giovanni Funchal  <gafunchal@gmail.com>
            Jonathan Wakely  <jwakely.gcc@gmail.com>

        PR c++/33558
        * decl.c (grokdeclarator): Reject mutable reference members.

2011-01-14  Jason Merrill  <jason@redhat.com>

        PR c++/47289
        * pt.c (coerce_template_parms): Fix error recovery.

        PR c++/46903
        * typeck2.c (check_narrowing): Only check arithmetic types.

        PR c++/46688
        * tree.c (build_vec_init_expr): Handle flexible array
        properly.

2011-01-13  Kai Tietz  <kai.tietz@onevision.com>

        PR c++/47213
        * cp-tree.h (CLASSTYPE_VISIBILITY): Use
        TYPE_MAIN_DECL instead of TYPE_NAME.
        (CLASSTYPE_VISIBILITY_SPECIFIED): Likewise.
        * decl2.c (determine_visibility): Add check
        of CLASS_TYPE_P for underlying_type.

2011-01-12  Rodrigo Rivas Costa <rodrigorivascosta@gmail.com>

        * cp-tree.h (begin_for_scope): New prototype.
        (begin_for_stmt): Update prototype.
        (begin_range_for_stmt): Update prototype.
        * init.c (build_vec_init): Update call to begin_for_stmt.
        * parser.c (cp_parser_for): New.
        (cp_parser_c_for): Add three new parameters.
        (cp_parser_range_for): Likewise. Most parsing code removed.
        (cp_parser_iteration_statement): Call cp_parser_for instead of
        cp_parser_c_for and cp_parser_range_for.
        (cp_parser_for_init_statement): Add new parameter and return type.
        (cp_parser_block_declaration): Update call to
        cp_parser_simple_declaration.
        (cp_parser_simple_declaration): Add new parameter.
        Update call to cp_parser_init_declarator.
        (cp_parser_init_declarator): Add new parameter.
        * pt.c (tsubst_expr): Update call to begin_for_stmt.
        * semantics.c (begin_for_scope): New.
        (begin_for_stmt): Add two new parameters.
        (begin_range_for_stmt): Likewise.

2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>

        * parser.c (cp_parser_objc_at_property_declaration): Improved
        error message.

2011-01-11  Dodji Seketeli  <dodji@redhat.com>

        PR debug/46955
        * cp-lang.c (get_template_innermost_arguments_folded)
        (get_template_argument_pack_elems_folded)
        (template_arg_needs_folding, fold_cplus_constants): New static
        functions.
        (LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS): Set this hook to
        get_template_innermost_arguments_folded.
        (LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS): Set this hook to
        get_template_argument_pack_elems_folded.

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

        PR c++/46658
        * init.c (build_new_1): Handle value-init in templates differently.

        PR c++/45520
        * tree.c (maybe_dummy_object): Check current_class_ref against
        context, not current_class_type.

2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>

        PR objc/47078
        * parser.c (cp_parser_objc_typename): If the type is unknown, for
        error recovery purposes behave as if it was not specified so that
        the default type is used.

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

        PR c++/47022
        * pt.c (tsubst_copy_and_build): Use tsubst instead of tsubst_copy
        for the second build_x_va_arg argument.

2011-01-05  Tom Tromey  <tromey@redhat.com>

        * typeck.c (cp_build_addr_expr_1): Update call to lvalue_error.
        (lvalue_or_else): Likewise.

2011-01-01  Kai Tietz  <kai.tietz@onevision.com>

        PR target/38662
        * tree.c (cxx_type_hash_eq):
        Allow METHOD_TYPE, too.

\f
Copyright (C) 2011 Free Software Foundation, Inc.

Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.