Fix typo in comment.

llvm-svn: 36873
diff --git a/llvm/lib/Transforms/IPO/LowerSetJmp.cpp b/llvm/lib/Transforms/IPO/LowerSetJmp.cpp
index 1f83add..0243980 100644
--- a/llvm/lib/Transforms/IPO/LowerSetJmp.cpp
+++ b/llvm/lib/Transforms/IPO/LowerSetJmp.cpp
@@ -109,7 +109,7 @@
 
     bool IsTransformableFunction(const std::string& Name);
   public:
-    static char ID; // Pass identifcation, replacement for typeid
+    static char ID; // Pass identification, replacement for typeid
     LowerSetJmp() : ModulePass((intptr_t)&ID) {}
 
     void visitCallInst(CallInst& CI);