diff --git a/include/llvm/Analysis/ScalarEvolution.h b/include/llvm/Analysis/ScalarEvolution.h
index 2af6d89..3817e41 100644
--- a/include/llvm/Analysis/ScalarEvolution.h
+++ b/include/llvm/Analysis/ScalarEvolution.h
@@ -545,7 +545,7 @@
     /// forgetMemoizedResults - Drop memoized information computed for S.
     void forgetMemoizedResults(const SCEV *S);
 
-    /// return false iff given SCEV contains a SCEVUnknown with NULL value-
+    /// Return false iff given SCEV contains a SCEVUnknown with NULL value-
     /// pointer.
     bool checkValidity(const SCEV *S) const;
 
diff --git a/lib/Analysis/ScalarEvolution.cpp b/lib/Analysis/ScalarEvolution.cpp
index 69beaaf..85290d6 100644
--- a/lib/Analysis/ScalarEvolution.cpp
+++ b/lib/Analysis/ScalarEvolution.cpp
@@ -2728,7 +2728,7 @@
       case scConstant:
         return false;
       case scUnknown:
-        if(!cast<SCEVUnknown>(S)->getValue())
+        if (!cast<SCEVUnknown>(S)->getValue())
           FindOne = true;
         return false;
       default:
@@ -2755,7 +2755,7 @@
   ValueExprMapType::iterator I = ValueExprMap.find_as(V);
   if (I != ValueExprMap.end()) {
     const SCEV *S = I->second;
-    if(checkValidity(S))
+    if (checkValidity(S))
       return S;
     else
       ValueExprMap.erase(I);