From 68436a9b488b976f811dd2dc2c5dba078bd9427b Mon Sep 17 00:00:00 2001
From: Eric Fiselier <eric@efcs.ca>
Date: Mon, 27 Jun 2016 01:02:43 +0000
Subject: Implement P0163r0. Add shared_ptr::weak_type.

This patch adds the weak_type typedef in shared_ptr. It is available in
C++17 and newer.

This patch also updates the _LIBCPP_STD_VER and TEST_STD_VER macros to
have the value of 16, since 2016 is the current year.

llvm-svn: 273839
---
 .../memory/util.smartptr/util.smartptr.shared/types.pass.cpp        | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared')

diff --git a/libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/types.pass.cpp b/libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/types.pass.cpp
index 8175312334f..f44c05eb7c8 100644
--- a/libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/types.pass.cpp
+++ b/libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/types.pass.cpp
@@ -13,14 +13,20 @@
 // {
 // public:
 //     typedef T element_type;
+//     typedef weak_ptr<T> weak_type; // C++17
 //     ...
 // };
 
 #include <memory>
 
+#include "test_macros.h"
+
 struct A;  // purposefully incomplete
 
 int main()
 {
     static_assert((std::is_same<std::shared_ptr<A>::element_type, A>::value), "");
+#if TEST_STD_VER > 14
+    static_assert((std::is_same<std::shared_ptr<A>::weak_type, std::weak_ptr<A>>::value), "");
+#endif
 }
-- 
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