forked from OSchip/llvm-project
60 lines
1.8 KiB
C++
60 lines
1.8 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 dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <functional>
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// bit_xor
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#include <functional>
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#include <type_traits>
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#include <cassert>
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int main()
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{
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typedef std::bit_xor<int> F;
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const F f = F();
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static_assert((std::is_same<int, F::first_argument_type>::value), "" );
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static_assert((std::is_same<int, F::second_argument_type>::value), "" );
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static_assert((std::is_same<int, F::result_type>::value), "" );
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assert(f(0xEA95, 0xEA95) == 0);
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assert(f(0xEA95, 0x58D3) == 0xB246);
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assert(f(0x58D3, 0xEA95) == 0xB246);
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assert(f(0x58D3, 0) == 0x58D3);
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assert(f(0xFFFF, 0x58D3) == 0xA72C);
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#if _LIBCPP_STD_VER > 11
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typedef std::bit_xor<> F2;
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const F2 f2 = F2();
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assert(f(0xEA95, 0xEA95) == 0);
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assert(f(0xEA95L, 0xEA95) == 0);
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assert(f(0xEA95, 0xEA95L) == 0);
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assert(f(0xEA95, 0x58D3) == 0xB246);
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assert(f(0xEA95L, 0x58D3) == 0xB246);
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assert(f(0xEA95, 0x58D3L) == 0xB246);
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assert(f(0x58D3, 0xEA95) == 0xB246);
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assert(f(0x58D3L, 0xEA95) == 0xB246);
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assert(f(0x58D3, 0xEA95L) == 0xB246);
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assert(f(0x58D3, 0) == 0x58D3);
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assert(f(0x58D3L, 0) == 0x58D3);
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assert(f(0x58D3, 0L) == 0x58D3);
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assert(f(0xFFFF, 0x58D3) == 0xA72C);
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assert(f(0xFFFFL, 0x58D3) == 0xA72C);
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assert(f(0xFFFF, 0x58D3L) == 0xA72C);
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constexpr int foo = std::bit_xor<int> () (0x58D3, 0xEA95);
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static_assert ( foo == 0xB246, "" );
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constexpr int bar = std::bit_xor<> () (0x58D3L, 0xEA95);
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static_assert ( bar == 0xB246, "" );
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#endif
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}
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