Fix grammar: it's == "it is".

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22587 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/System/Mutex.cpp b/lib/System/Mutex.cpp
index 644e1d07053821e959777860ea39aa05778cb8f0..25c83e848d090427de9c77a363a38911076b2844 100644 (file)
--- a/lib/System/Mutex.cpp
+++ b/lib/System/Mutex.cpp
@@ -38,7 +38,7 @@ using namespace sys;
 // Note: all LLVM tools will link against -lpthread if its available since it
 //       is configured into the LIBS variable.
 // Note: this line of code generates a warning if pthread_mutex_init is not
-//       declared with weak linkage. Its safe to ignore the warning.
+//       declared with weak linkage. It's safe to ignore the warning.
 static const bool pthread_enabled = static_cast<bool>(pthread_mutex_init);
 
 // Construct a Mutex using pthread calls