diff --git a/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp b/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp
index e48c165d383f..deb197cadd52 100644
--- a/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp
+++ b/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp
@@ -141,7 +141,7 @@ namespace {
     SDNode *Select(SDOperand N);
 
     bool MatchAddress(SDOperand N, X86ISelAddressMode &AM,
-                      bool isRoot = true,unsigned Depth = 0);
+                      bool isRoot = true, unsigned Depth = 0);
     bool SelectAddr(SDOperand Op, SDOperand N, SDOperand &Base,
                     SDOperand &Scale, SDOperand &Index, SDOperand &Disp);
     bool SelectLEAAddr(SDOperand Op, SDOperand N, SDOperand &Base,