Fix typo in comment.

llvm-svn: 36873
diff --git a/llvm/lib/Transforms/Scalar/IndVarSimplify.cpp b/llvm/lib/Transforms/Scalar/IndVarSimplify.cpp
index 4e18512..20eb3a8 100644
--- a/llvm/lib/Transforms/Scalar/IndVarSimplify.cpp
+++ b/llvm/lib/Transforms/Scalar/IndVarSimplify.cpp
@@ -69,7 +69,7 @@
     bool Changed;
   public:
 
-   static char ID; // Pass identifcation, replacement for typeid
+   static char ID; // Pass identification, replacement for typeid
    IndVarSimplify() : LoopPass((intptr_t)&ID) {}
 
    bool runOnLoop(Loop *L, LPPassManager &LPM);