c52f43e72d
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@111767 91177308-0d34-0410-b5e6-96231b3b80d8
49 lines
1.1 KiB
C++
49 lines
1.1 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// test bitset<N>& operator^=(const bitset<N>& rhs);
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#include <bitset>
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#include <cstdlib>
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#include <cassert>
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template <std::size_t N>
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std::bitset<N>
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make_bitset()
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{
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std::bitset<N> v;
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for (std::size_t i = 0; i < N; ++i)
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v[i] = static_cast<bool>(std::rand() & 1);
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return v;
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}
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template <std::size_t N>
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void test_op_xor_eq()
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{
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std::bitset<N> v1 = make_bitset<N>();
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std::bitset<N> v2 = make_bitset<N>();
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std::bitset<N> v3 = v1;
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v1 ^= v2;
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for (std::size_t i = 0; i < N; ++i)
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assert(v1[i] == (v3[i] != v2[i]));
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}
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int main()
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{
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test_op_xor_eq<0>();
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test_op_xor_eq<1>();
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test_op_xor_eq<31>();
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test_op_xor_eq<32>();
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test_op_xor_eq<33>();
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test_op_xor_eq<63>();
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test_op_xor_eq<64>();
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test_op_xor_eq<65>();
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test_op_xor_eq<1000>();
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}
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