Implement LWG#2948: unique_ptr does not define operator<< for stream output

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@319038 91177308-0d34-0410-b5e6-96231b3b80d8
2017-11-27 15:51:36 +00:00
parent c72032be60
commit b25029437e
5 changed files with 77 additions and 2 deletions
--- a/include/memory
+++ b/include/memory
@@ -387,6 +387,9 @@ template<class T, class... Args> unique_ptr<T> make_unique(Args&&... args);
 template<class T>                unique_ptr<T> make_unique(size_t n);           // C++14
 template<class T, class... Args> unspecified   make_unique(Args&&...) = delete; // C++14, T == U[N]

+template<class E, class T, class Y, class D>
+    basic_ostream<E, T>& operator<< (basic_ostream<E, T>& os, unique_ptr<Y, D> const& p);
+
 template<class T>
 class shared_ptr
 {