Minor code cleanups. NFC.

llvm-svn: 259033
diff --git a/llvm/lib/CodeGen/CodeGenPrepare.cpp b/llvm/lib/CodeGen/CodeGenPrepare.cpp
index 34843cd..5d95b96 100644
--- a/llvm/lib/CodeGen/CodeGenPrepare.cpp
+++ b/llvm/lib/CodeGen/CodeGenPrepare.cpp
@@ -5254,7 +5254,7 @@
     }
   }
   MadeChange |= dupRetToEnableTailCallOpts(&BB);
-  
+
   return MadeChange;
 }