//===----------------------------------------------------------------------===// // // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. // See https://llvm.org/LICENSE.txt for license information. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// // UNSUPPORTED: c++03, c++11, c++14, c++17 // template // requires is_object_v // class non-propagating-cache; #include template class T, class ...Args> concept well_formed = requires { typename T; }; struct T { }; static_assert( well_formed); static_assert( well_formed); static_assert( well_formed); static_assert(!well_formed); static_assert(!well_formed); static_assert(!well_formed);