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, c++14 11// XFAIL: gcc-4, gcc-5, gcc-6 12 13// <memory> 14 15// template <ObjectType T> constexpr T* addressof(T& r); 16 17#include <memory> 18#include <cassert> 19 20struct Pointer { 21 constexpr Pointer(void* v) : value(v) {} 22 void* value; 23}; 24 25struct A 26{ 27 constexpr A() : n(42) {} 28 void operator&() const { } 29 int n; 30}; 31 32constexpr int i = 0; 33constexpr double d = 0.0; 34constexpr A a{}; 35 36int main() 37{ 38 static_assert(std::addressof(i) == &i, ""); 39 static_assert(std::addressof(d) == &d, ""); 40 constexpr const A* ap = std::addressof(a); 41 static_assert(&ap->n == &a.n, ""); 42} 43