blob: 44d58d8a155016e4577d3e4e5f4c0775d8d45c63 [file] [log] [blame]
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// test bitset<N>& operator^=(const bitset<N>& rhs);
#include <bitset>
#include <cstdlib>
#include <cassert>
#include "test_macros.h"
#if defined(TEST_COMPILER_CLANG)
#pragma clang diagnostic ignored "-Wtautological-compare"
#elif defined(TEST_COMPILER_C1XX)
#pragma warning(disable: 6294) // Ill-defined for-loop: initial condition does not satisfy test. Loop body not executed.
#endif
template <std::size_t N>
std::bitset<N>
make_bitset()
{
std::bitset<N> v;
for (std::size_t i = 0; i < N; ++i)
v[i] = static_cast<bool>(std::rand() & 1);
return v;
}
template <std::size_t N>
void test_op_xor_eq()
{
std::bitset<N> v1 = make_bitset<N>();
std::bitset<N> v2 = make_bitset<N>();
std::bitset<N> v3 = v1;
v1 ^= v2;
for (std::size_t i = 0; i < N; ++i)
assert(v1[i] == (v3[i] != v2[i]));
}
int main(int, char**)
{
test_op_xor_eq<0>();
test_op_xor_eq<1>();
test_op_xor_eq<31>();
test_op_xor_eq<32>();
test_op_xor_eq<33>();
test_op_xor_eq<63>();
test_op_xor_eq<64>();
test_op_xor_eq<65>();
test_op_xor_eq<1000>();
return 0;
}