b64f8b07c1
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@119395 91177308-0d34-0410-b5e6-96231b3b80d8
50 lines
1.2 KiB
C++
50 lines
1.2 KiB
C++
//===----------------------------------------------------------------------===//
|
|
//
|
|
// 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 move
|
|
|
|
#include <utility>
|
|
#include <cassert>
|
|
|
|
class move_only
|
|
{
|
|
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
|
|
move_only(const move_only&);
|
|
move_only& operator=(const move_only&);
|
|
#else // _LIBCPP_HAS_NO_RVALUE_REFERENCES
|
|
move_only(move_only&);
|
|
move_only& operator=(move_only&);
|
|
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
|
|
|
|
public:
|
|
|
|
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
|
|
move_only(move_only&&) {}
|
|
move_only& operator=(move_only&&) {}
|
|
#else // _LIBCPP_HAS_NO_RVALUE_REFERENCES
|
|
operator std::__rv<move_only> () {return std::__rv<move_only>(*this);}
|
|
move_only(std::__rv<move_only>) {}
|
|
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
|
|
|
|
move_only() {}
|
|
};
|
|
|
|
move_only source() {return move_only();}
|
|
const move_only csource() {return move_only();}
|
|
|
|
void test(move_only) {}
|
|
|
|
int main()
|
|
{
|
|
move_only a;
|
|
const move_only ca = move_only();
|
|
|
|
test(std::move(ca));
|
|
}
|