src/third_party/libc++/trunk/test/utilities/memory/pointer.traits/pointer_to.pass.cpp

   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 // <memory>
  11
  12 // template <class T>
  13 // struct pointer_traits<T*>
  14 // {
  15 //     static pointer pointer_to(<details>);
  16 //     ...
  17 // };
  18
  19 #include <memory>
  20 #include <cassert>
  21
  22 int main()
  23 {
  24     {
  25         int i = 0;
  26         int* a = std::pointer_traits<int*>::pointer_to(i);
  27         assert(a == &i);
  28     }
  29     {
  30         (std::pointer_traits<void*>::element_type)0;
  31     }
  32 }