Index: lib/Target/X86/X86ISelLowering.cpp
===================================================================
--- lib/Target/X86/X86ISelLowering.cpp
+++ lib/Target/X86/X86ISelLowering.cpp
@@ -33849,7 +33849,7 @@
 
   // Try to invert the condition if true value is not all 1s and false value is
   // not all 0s.
-  if (!TValIsAllOnes && !FValIsAllZeros &&
+  if (!TValIsAllOnes && !FValIsAllZeros && Cond.hasOneUse() &&
       // Check if the selector will be produced by CMPP*/PCMP*.
       Cond.getOpcode() == ISD::SETCC &&
       // Check if SETCC has already been promoted.