forked from OSchip/llvm-project
50 lines
1.2 KiB
C++
50 lines
1.2 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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// test move
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#include <utility>
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#include <cassert>
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class move_only
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{
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#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
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move_only(const move_only&);
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move_only& operator=(const move_only&);
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#else // _LIBCPP_HAS_NO_RVALUE_REFERENCES
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move_only(move_only&);
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move_only& operator=(move_only&);
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#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
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public:
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#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
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move_only(move_only&&) {}
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move_only& operator=(move_only&&) {return *this;}
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#else // _LIBCPP_HAS_NO_RVALUE_REFERENCES
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operator std::__rv<move_only> () {return std::__rv<move_only>(*this);}
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move_only(std::__rv<move_only>) {}
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#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
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move_only() {}
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};
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move_only source() {return move_only();}
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const move_only csource() {return move_only();}
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void test(move_only) {}
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int main()
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{
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move_only mo;
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test(std::move(mo));
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test(source());
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}
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