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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
//
//===----------------------------------------------------------------------===//
// <functional>
// reference_wrapper
// operator T& () const;
#include <functional>
#include <cassert>
#include "test_macros.h"
class functor1
{
};
template <class T>
void
test(T& t)
{
std::reference_wrapper<T> r(t);
T& r2 = r;
assert(&r2 == &t);
}
void f() {}
int main(int, char**)
{
void (*fp)() = f;
test(fp);
test(f);
functor1 f1;
test(f1);
int i = 0;
test(i);
const int j = 0;
test(j);
return 0;
}
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