Minor comment fixes.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137693 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Utils/SimplifyCFG.cpp b/lib/Transforms/Utils/SimplifyCFG.cpp
index 850ee49..2d60c35 100644
--- a/lib/Transforms/Utils/SimplifyCFG.cpp
+++ b/lib/Transforms/Utils/SimplifyCFG.cpp
@@ -2269,7 +2269,7 @@
       // Note that deleting LandingPad's here is in fact okay, although it
       // involves a bit of subtle reasoning. If this inst is a LandingPad,
       // all the predecessors of this block will be the unwind edges of Invokes,
-      // and we can therefore guaranteed this block will be erased.
+      // and we can therefore guarantee this block will be erased.
     }
 
     // Delete this instruction (any uses are guaranteed to be dead)