Merge pull request #277 from apple/mad/remove-sys-membarrier

Remove dependency on sys_membarrier on linux

Signed-off-by: Daniel A. Steffen <dsteffen@apple.com>
diff --git a/PATCHES b/PATCHES
index b44a895..e3f7048 100644
--- a/PATCHES
+++ b/PATCHES
@@ -348,3 +348,4 @@
 [ce90d0c] APPLIED rdar://33531111
 [69c8f3e] APPLIED rdar://33531111
 [23a3a84] APPLIED rdar://33531111
+[79b7529] APPLIED rdar://33531111