| // -*- 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. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <new> |
| |
| // template <class T> constexpr T* launder(T* p) noexcept; |
| // The program is ill-formed if T is a function type or cv void. |
| |
| // UNSUPPORTED: c++98, c++03, c++11, c++14 |
| |
| #include <new> |
| #include <cassert> |
| |
| #include "test_macros.h" |
| |
| void foo() {} |
| |
| int main () |
| { |
| void *p = nullptr; |
| (void) std::launder(( void *) nullptr); |
| (void) std::launder((const void *) nullptr); |
| (void) std::launder(( volatile void *) nullptr); |
| (void) std::launder((const volatile void *) nullptr); // expected-error-re@new:* 4 {{static_assert failed{{.*}} "can't launder cv-void"}} |
| |
| (void) std::launder(foo); // expected-error-re@new:* 1 {{static_assert failed{{.*}} "can't launder functions"}} |
| } |