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// logical_or 13 14#include <functional> 15#include <type_traits> 16#include <cassert> 17 18int main() 19{ 20 typedef std::logical_or<int> F; 21 const F f = F(); 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#if _LIBCPP_STD_VER > 11 28 typedef std::logical_or<> F2; 29 const F2 f2 = F2(); 30 assert( f2(36, 36)); 31 assert( f2(36, 36L)); 32 assert( f2(36L, 36)); 33 assert( f2(36, 0)); 34 assert( f2(0, 36)); 35 assert( f2(36, 0L)); 36 assert( f2(0, 36L)); 37 assert(!f2(0, 0)); 38 assert(!f2(0, 0L)); 39 assert(!f2(0L, 0)); 40 41 constexpr bool foo = std::logical_or<int> () (36, 36); 42 static_assert ( foo, "" ); 43 44 constexpr bool bar = std::logical_or<> () (36.0, 36); 45 static_assert ( bar, "" ); 46#endif 47} 48