1 //===----------------------------------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 // <functional> 10 11 // unary_negate 12 13 // ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS 14 15 #include <functional> 16 #include <type_traits> 17 #include <cassert> 18 19 #include "test_macros.h" 20 main(int,char **)21int main(int, char**) 22 { 23 typedef std::unary_negate<std::logical_not<int> > F; 24 const F f = F(std::logical_not<int>()); 25 static_assert((std::is_same<F::argument_type, int>::value), "" ); 26 static_assert((std::is_same<F::result_type, bool>::value), "" ); 27 assert(f(36)); 28 assert(!f(0)); 29 30 return 0; 31 } 32