| //===----------------------------------------------------------------------===// |
| // |
| // 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> |
| |
| // greater_equal |
| |
| #include <functional> |
| #include <type_traits> |
| #include <cassert> |
| |
| int main() |
| { |
| typedef std::greater_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::greater_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::greater_equal<int> () (36, 36); |
| static_assert ( foo, "" ); |
| |
| constexpr bool bar = std::greater_equal<> () (36.0, 36); |
| static_assert ( bar, "" ); |
| #endif |
| } |