// { dg-do compile { target c++14 } }
+// { dg-add-options no_pch }
-// Copyright (C) 2014-2016 Free Software Foundation, Inc.
+// Copyright (C) 2014-2024 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
#include <tuple>
+#ifndef __cpp_lib_tuple_element_t
+# error "Feature-test macro for tuple_element_t missing"
+#elif __cpp_lib_tuple_element_t != 201402
+# error "Feature-test macro for tuple_element_t has wrong value"
+#endif
+
using namespace std;
struct foo