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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <algorithm>
// template<LessThanComparable T>
// const T&
// max(const T& a, const T& b);
#include <algorithm>
#include <cassert>
template <class T>
void
test(const T& a, const T& b, const T& x)
{
assert(&std::max(a, b) == &x);
}
int main()
{
{
int x = 0;
int y = 0;
test(x, y, x);
test(y, x, y);
}
{
int x = 0;
int y = 1;
test(x, y, y);
test(y, x, y);
}
{
int x = 1;
int y = 0;
test(x, y, x);
test(y, x, x);
}
#if _LIBCPP_STD_VER > 11
{
constexpr int x = 1;
constexpr int y = 0;
static_assert(std::max(x, y) == x, "" );
static_assert(std::max(y, x) == x, "" );
}
#endif
}
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