1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // <functional> 11 12 // binary_negate 13 14 #include <functional> 15 #include <type_traits> 16 #include <cassert> 17 main()18int main() 19 { 20 typedef std::binary_negate<std::logical_and<int> > F; 21 const F f = F(std::logical_and<int>()); 22 static_assert((std::is_base_of<std::binary_function<int, int, bool>, F>::value), ""); 23 assert(!f(36, 36)); 24 assert( f(36, 0)); 25 assert( f(0, 36)); 26 assert( f(0, 0)); 27 } 28