libcxx/test/std/utilities/function.objects/bitwise.operations/bit_and.pass.cpp

   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 // ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS
  10
  11 // <functional>
  12
  13 // bit_and
  14
  15 #include <functional>
  16 #include <type_traits>
  17 #include <cassert>
  18
  19 #include "test_macros.h"
  20
  21 int main(int, char**)
  22 {
  23     typedef std::bit_and<int> F;
  24     const F f = F();
  25 #if TEST_STD_VER <= 17
  26     static_assert((std::is_same<int, F::first_argument_type>::value), "" );
  27     static_assert((std::is_same<int, F::second_argument_type>::value), "" );
  28     static_assert((std::is_same<int, F::result_type>::value), "" );
  29 #endif
  30     assert(f(0xEA95, 0xEA95) == 0xEA95);
  31     assert(f(0xEA95, 0x58D3) == 0x4891);
  32     assert(f(0x58D3, 0xEA95) == 0x4891);
  33     assert(f(0x58D3, 0) == 0);
  34     assert(f(0xFFFF, 0x58D3) == 0x58D3);
  35 #if TEST_STD_VER > 11
  36     typedef std::bit_and<> F2;
  37     const F2 f2 = F2();
  38     assert(f2(0xEA95, 0xEA95) == 0xEA95);
  39     assert(f2(0xEA95L, 0xEA95) == 0xEA95);
  40     assert(f2(0xEA95, 0xEA95L) == 0xEA95);
  41
  42     assert(f2(0xEA95, 0x58D3) == 0x4891);
  43     assert(f2(0xEA95L, 0x58D3) == 0x4891);
  44     assert(f2(0xEA95, 0x58D3L) == 0x4891);
  45
  46     assert(f2(0x58D3, 0xEA95) == 0x4891);
  47     assert(f2(0x58D3L, 0xEA95) == 0x4891);
  48     assert(f2(0x58D3, 0xEA95L) == 0x4891);
  49
  50     assert(f2(0x58D3, 0) == 0);
  51     assert(f2(0x58D3L, 0) == 0);
  52     assert(f2(0x58D3, 0L) == 0);
  53
  54     assert(f2(0xFFFF, 0x58D3) == 0x58D3);
  55     assert(f2(0xFFFFL, 0x58D3) == 0x58D3);
  56     assert(f2(0xFFFF, 0x58D3L) == 0x58D3);
  57
  58     constexpr int foo = std::bit_and<int> () (0x58D3, 0xEA95);
  59     static_assert ( foo == 0x4891, "" );
  60
  61     constexpr int bar = std::bit_and<> () (0x58D3L, 0xEA95);
  62     static_assert ( bar == 0x4891, "" );
  63 #endif
  64
  65   return 0;
  66 }