| //===----------------------------------------------------------------------===// |
| // |
| // 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. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // UNSUPPORTED: c++98, c++03, c++11 |
| |
| // <propagate_const> |
| |
| // element_type& propagate_const::operator*(); |
| |
| #include <experimental/propagate_const> |
| #include "propagate_const_helpers.h" |
| #include <cassert> |
| |
| using std::experimental::propagate_const; |
| |
| typedef propagate_const<X> P; |
| |
| constexpr P f() |
| { |
| P p(1); |
| *p = 2; |
| return p; |
| } |
| |
| int main() { |
| constexpr P p = f(); |
| static_assert(*p==2,""); |
| } |