1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // UNSUPPORTED: c++98, c++03, c++11 11 12 // <propagate_const> 13 14 // template <class U> constexpr propagate_const& operator=(propagate_const<_Up>&& pu); 15 16 #include <experimental/propagate_const> 17 #include "propagate_const_helpers.h" 18 #include <cassert> 19 20 using std::experimental::propagate_const; 21 22 int main() { 23 24 typedef propagate_const<X> PX; 25 typedef propagate_const<MoveConstructibleFromX> PY; 26 27 PX px2(2); 28 PY py1(1); 29 30 py1=std::move(px2); 31 32 assert(*py1==2); 33 } 34