libcxx/test/std/utilities/template.bitset/bitset.members/op_or_eq.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 // test bitset<N>& operator|=(const bitset<N>& rhs);
  10
  11 #include <bitset>
  12 #include <cassert>
  13 #include <cstddef>
  14 #include <vector>
  15
  16 #include "../bitset_test_cases.h"
  17 #include "test_macros.h"
  18
  19 template <std::size_t N>
  20 void test_op_or_eq() {
  21     std::vector<std::bitset<N> > const cases = get_test_cases<N>();
  22     for (std::size_t c1 = 0; c1 != cases.size(); ++c1) {
  23         for (std::size_t c2 = 0; c2 != cases.size(); ++c2) {
  24             std::bitset<N> v1 = cases[c1];
  25             std::bitset<N> v2 = cases[c2];
  26             std::bitset<N> v3 = v1;
  27             v1 |= v2;
  28             for (std::size_t i = 0; i < v1.size(); ++i)
  29                 assert(v1[i] == (v3[i] || v2[i]));
  30         }
  31     }
  32 }
  33
  34 int main(int, char**) {
  35     test_op_or_eq<0>();
  36     test_op_or_eq<1>();
  37     test_op_or_eq<31>();
  38     test_op_or_eq<32>();
  39     test_op_or_eq<33>();
  40     test_op_or_eq<63>();
  41     test_op_or_eq<64>();
  42     test_op_or_eq<65>();
  43     test_op_or_eq<1000>();
  44
  45     return 0;
  46 }