//===----------------------------------------------------------------------===// // // 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& flip(size_t pos); #include #include #include #pragma clang diagnostic ignored "-Wtautological-compare" template std::bitset make_bitset() { std::bitset v; for (std::size_t i = 0; i < N; ++i) v[i] = static_cast(std::rand() & 1); return v; } template void test_flip_one() { std::bitset v = make_bitset(); try { v.flip(50); bool b = v[50]; if (50 >= v.size()) assert(false); assert(v[50] == b); v.flip(50); assert(v[50] != b); v.flip(50); assert(v[50] == b); } catch (std::out_of_range&) { } } int main() { test_flip_one<0>(); test_flip_one<1>(); test_flip_one<31>(); test_flip_one<32>(); test_flip_one<33>(); test_flip_one<63>(); test_flip_one<64>(); test_flip_one<65>(); test_flip_one<1000>(); }