Silence compiler warning about use of uninitialized variables (in reality these

are always set by reference on the path that uses them.) No functional change.

llvm-svn: 65621

llvm/lib/Transforms/Scalar/InstructionCombining.cpp

@@ -5822,7 +5822,7 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
 
   // See if we are doing a comparison with a constant.
   if (ConstantInt *CI = dyn_cast<ConstantInt>(Op1)) {
-    Value *A, *B;
+    Value *A = 0, *B = 0;
     
     // (icmp ne/eq (sub A B) 0) -> (icmp ne/eq A, B)
     if (I.isEquality() && CI->isNullValue() &&