1 // RUN: %clang_cc1 -std=c++20 -verify %s 2 3 namespace GH57347 { 4 namespace A {} 5 f()6void f() { 7 using enum A::+; // expected-error {{using enum requires an enum or typedef name}} 8 using enum; // expected-error {{using enum requires an enum or typedef name}} 9 using enum class; // expected-error {{using enum requires an enum or typedef name}} 10 using enum enum q; // expected-error {{using enum does not permit an elaborated enum specifier}} 11 } 12 } 13