From 5586c020c9b9819062306522b76b09561d91d50e Mon Sep 17 00:00:00 2001
From: Howard Hinnant <hhinnant@apple.com>
Date: Tue, 27 Dec 2011 22:20:51 +0000
Subject: [PATCH] Fix memory leak in converting weak_ptr to shared_ptr

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@147298 91177308-0d34-0410-b5e6-96231b3b80d8
---
 src/memory.cpp | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/src/memory.cpp b/src/memory.cpp
index 1c1b43854..a892e75c8 100644
--- a/src/memory.cpp
+++ b/src/memory.cpp
@@ -100,10 +100,7 @@ __shared_weak_count::lock() _NOEXCEPT
         if (__sync_bool_compare_and_swap(&__shared_owners_,
                                          object_owners,
                                          object_owners+1))
-        {
-            __add_weak();
             return this;
-        }
         object_owners = __shared_owners_;
     }
     return 0;