30 lines · cpp
1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9// UNSUPPORTED: c++03, c++1110// <experimental/type_traits>11//12// struct nonesuch13 14#include <experimental/type_traits>15#include <string>16 17#include "test_macros.h"18 19namespace ex = std::experimental;20 21struct such {};22void foo(const such &) {}23void foo(const ex::nonesuch &) {}24 25int main(int, char**) {26 foo({}); // nonesuch is not an aggregate27 28 return 0;29}30