diff --git a/lib/Analysis/ValueTracking.cpp b/lib/Analysis/ValueTracking.cpp
index d27f8a5f714..f4b550f9f73 100644
--- a/lib/Analysis/ValueTracking.cpp
+++ b/lib/Analysis/ValueTracking.cpp
@@ -833,14 +833,12 @@ bool llvm::ComputeMultiple(Value *V, unsigned Base, Value *&Multiple,
 
   switch (I->getOpcode()) {
   default: break;
-  case Instruction::SExt: {
+  case Instruction::SExt:
     if (!LookThroughSExt) return false;
     // otherwise fall through to ZExt
-  }
-  case Instruction::ZExt: {
+  case Instruction::ZExt:
     return ComputeMultiple(I->getOperand(0), Base, Multiple,
                            LookThroughSExt, Depth+1);
-  }
   case Instruction::Shl:
   case Instruction::Mul: {
     Value *Op0 = I->getOperand(0);