Index: testsuite/g++.dg/cpp0x/trailing14.C =================================================================== --- testsuite/g++.dg/cpp0x/trailing14.C (revision 0) +++ testsuite/g++.dg/cpp0x/trailing14.C (working copy) @@ -0,0 +1,15 @@ +// PR c++/65775 +// { dg-do compile { target c++11 } } +// { dg-options "-Wignored-qualifiers" } + +using Qi = int const volatile; +Qi q1(); // { dg-warning "1: type qualifiers ignored" } +auto q2() -> Qi; // { dg-warning "1: type qualifiers ignored" } + +using Fi = int(); +Fi f1(); // { dg-error "1: 'f1' declared as function returning a function" } +auto f2() -> Fi; // { dg-error "1: 'f2' declared as function returning a function" } + +using Ai = int[5]; +Ai a1(); // { dg-error "1: 'a1' declared as function returning an array" } +auto a2() -> Ai; // { dg-error "1: 'a2' declared as function returning an array" } Index: cp/decl.c =================================================================== --- cp/decl.c (revision 249632) +++ cp/decl.c (working copy) @@ -9993,6 +9993,8 @@ grokdeclarator (const cp_declarator *declarator, declspecs->locations); if (typespec_loc == UNKNOWN_LOCATION) typespec_loc = declspecs->locations[ds_type_spec]; + if (typespec_loc == UNKNOWN_LOCATION) + typespec_loc = input_location; /* Look inside a declarator for the name being declared and get it as a string, for an error message. */ @@ -10825,34 +10827,8 @@ grokdeclarator (const cp_declarator *declarator, tree arg_types; int funcdecl_p; - /* Declaring a function type. - Make sure we have a valid type for the function to return. */ + /* Declaring a function type. */ - if (type_quals != TYPE_UNQUALIFIED) - { - if (SCALAR_TYPE_P (type) || VOID_TYPE_P (type)) - { - warning_at (typespec_loc, OPT_Wignored_qualifiers, "type " - "qualifiers ignored on function return type"); - } - /* We now know that the TYPE_QUALS don't apply to the - decl, but to its return type. */ - type_quals = TYPE_UNQUALIFIED; - } - - /* Error about some types functions can't return. */ - - if (TREE_CODE (type) == FUNCTION_TYPE) - { - error ("%qs declared as function returning a function", name); - return error_mark_node; - } - if (TREE_CODE (type) == ARRAY_TYPE) - { - error ("%qs declared as function returning an array", name); - return error_mark_node; - } - input_location = declspecs->locations[ds_type_spec]; abstract_virtuals_error (ACU_RETURN, type); input_location = saved_loc; @@ -10959,8 +10935,36 @@ grokdeclarator (const cp_declarator *declarator, return error_mark_node; if (late_return_type) - late_return_type_p = true; + { + late_return_type_p = true; + type_quals = cp_type_quals (type); + } + if (type_quals != TYPE_UNQUALIFIED) + { + if (SCALAR_TYPE_P (type) || VOID_TYPE_P (type)) + warning_at (typespec_loc, OPT_Wignored_qualifiers, "type " + "qualifiers ignored on function return type"); + /* We now know that the TYPE_QUALS don't apply to the + decl, but to its return type. */ + type_quals = TYPE_UNQUALIFIED; + } + + /* Error about some types functions can't return. */ + + if (TREE_CODE (type) == FUNCTION_TYPE) + { + error_at (typespec_loc, "%qs declared as function returning " + "a function", name); + return error_mark_node; + } + if (TREE_CODE (type) == ARRAY_TYPE) + { + error_at (typespec_loc, "%qs declared as function returning " + "an array", name); + return error_mark_node; + } + if (ctype == NULL_TREE && decl_context == FIELD && funcdecl_p