blob: 116906eaafea8e92c070ac6fc6d93bac040d7fd9 [file] [log] [blame]
//===----------------------------------------------------------------------===//
//
// 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.
//
//===----------------------------------------------------------------------===//
// <functional>
// less_equal
#include <functional>
#include <type_traits>
#include <cassert>
int main()
{
typedef std::less_equal<int> F;
const F f = F();
static_assert((std::is_base_of<std::binary_function<int, int, bool>, F>::value), "");
assert(f(36, 36));
assert(!f(36, 6));
assert(f(6, 36));
#if _LIBCPP_STD_VER > 11
typedef std::less_equal<> F2;
const F2 f2 = F2();
assert( f2(36, 36));
assert(!f2(36, 6));
assert( f2(6, 36));
assert(!f2(36, 6.0));
assert(!f2(36.0, 6));
assert( f2(6, 36.0));
assert( f2(6.0, 36));
constexpr bool foo = std::less_equal<int> () (36, 36);
static_assert ( foo, "" );
constexpr bool bar = std::less_equal<> () (36.0, 36);
static_assert ( bar, "" );
#endif
}