commit 440f4665c2670384f1a00173889fe874077566ce
author Eric Fiselier <eric@efcs.ca> Thu May 04 07:45:09 2017 +0000
committer Eric Fiselier <eric@efcs.ca> Thu May 04 07:45:09 2017 +0000
tree 307061d4c44f930e80807bd5cf0df4222cbf54ff
parent f1e020266698e4bcee78089109e3ec24175d1e44

Fix incorrect usage of __libcpp_mutex_trylock. Patch from Andrey Khalyavin

llvm-svn: 302129
Cr-Mirrored-From: sso://chromium.googlesource.com/_direct/external/github.com/llvm/llvm-project
Cr-Mirrored-Commit: 61a241ef11f1123edd52cc9bddb2066f30e32a1e

src/memory.cpp

diff --git a/src/memory.cpp b/src/memory.cpp
index 62e7e23..4e0d3af 100644
--- a/src/memory.cpp
+++ b/src/memory.cpp
@@ -154,7 +154,7 @@
 {
     auto m = static_cast<__libcpp_mutex_t*>(__lx);
     unsigned count = 0;
-    while (__libcpp_mutex_trylock(m) != 0)
+    while (!__libcpp_mutex_trylock(m))
     {
         if (++count > 16)
         {