blob: 2f8f7111f5a133b5e6d998c0b61cee2c7784c1a8 [file] [log] [blame]
//===----------------------------------------------------------------------===//
//
// 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;
#include <bitset>
#include <cstdlib>
#include <cassert>
#pragma clang diagnostic ignored "-Wtautological-compare"
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_not_all()
{
std::bitset<N> v1 = make_bitset<N>();
std::bitset<N> v2 = ~v1;
for (std::size_t i = 0; i < N; ++i)
assert(v2[i] == ~v1[i]);
}
int main()
{
test_not_all<0>();
test_not_all<1>();
test_not_all<31>();
test_not_all<32>();
test_not_all<33>();
test_not_all<63>();
test_not_all<64>();
test_not_all<65>();
test_not_all<1000>();
}