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 // logical_and 12 13 #include <functional> 14 #include <type_traits> 15 #include <cassert> 16 17 #include "test_macros.h" 18 19 int main() 20 { 21 typedef std::logical_and<int> F; 22 const F f = F(); 23 static_assert((std::is_same<int, F::first_argument_type>::value), "" ); 24 static_assert((std::is_same<int, F::second_argument_type>::value), "" ); 25 static_assert((std::is_same<bool, F::result_type>::value), "" ); 26 assert(f(36, 36)); 27 assert(!f(36, 0)); 28 assert(!f(0, 36)); 29 assert(!f(0, 0)); 30 #if TEST_STD_VER > 11 31 typedef std::logical_and<> F2; 32 const F2 f2 = F2(); 33 assert( f2(36, 36)); 34 assert( f2(36, 36L)); 35 assert( f2(36L, 36)); 36 assert(!f2(36, 0)); 37 assert(!f2(0, 36)); 38 assert( f2(36, 36L)); 39 assert(!f2(36, 0L)); 40 assert(!f2(0, 36L)); 41 assert( f2(36L, 36)); 42 assert(!f2(36L, 0)); 43 assert(!f2(0L, 36)); 44 45 constexpr bool foo = std::logical_and<int> () (36, 36); 46 static_assert ( foo, "" ); 47 48 constexpr bool bar = std::logical_and<> () (36.0, 36); 49 static_assert ( bar, "" ); 50 #endif 51 } 52