diff --git a/lib/Target/X86/InstPrinter/X86InstComments.cpp b/lib/Target/X86/InstPrinter/X86InstComments.cpp
index 5bf93c782b7..cb4996bba11 100644
--- a/lib/Target/X86/InstPrinter/X86InstComments.cpp
+++ b/lib/Target/X86/InstPrinter/X86InstComments.cpp
@@ -209,6 +209,7 @@ void llvm::EmitAnyX86InstComments(const MCInst *MI, raw_ostream &OS,
     DecodeVPERMILPSMask(4, MI->getOperand(2).getImm(),
                         ShuffleMask);
     Src1Name = getRegName(MI->getOperand(0).getReg());
+    break;
   case X86::VPERMILPSYri:
     DecodeVPERMILPSMask(8, MI->getOperand(2).getImm(),
                         ShuffleMask);