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//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
// <utility>
// template<class T, T... I>
// struct integer_sequence
// {
// typedef T type;
//
// static constexpr size_t size() noexcept;
// };
// This test is a conforming extension. The extension turns undefined behavior
// into a compile-time error.
#include <utility>
#include "test_macros.h"
int main()
{
#if TEST_STD_VER > 11
// Should fail to compile, since float is not an integral type
using floatmix = std::integer_sequence<float>;
floatmix::value_type I;
#else
X
#endif // TEST_STD_VER > 11
}
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