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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// 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_or_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()
{
test_op_or_eq<0>();
test_op_or_eq<1>();
test_op_or_eq<31>();
test_op_or_eq<32>();
test_op_or_eq<33>();
test_op_or_eq<63>();
test_op_or_eq<64>();
test_op_or_eq<65>();
test_op_or_eq<1000>();
}
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