minor cleanups

llvm-svn: 63477
2009-01-31 07:26:06 +00:00 · 2009-01-31 07:26:06 +00:00 · 585cfb2ce7
parent 94cfb281c3
commit 585cfb2ce7
1 changed files with 3 additions and 3 deletions
--- a/llvm/lib/Transforms/Scalar/InstructionCombining.cpp
+++ b/llvm/lib/Transforms/Scalar/InstructionCombining.cpp
@ -796,7 +796,7 @@ bool InstCombiner::SimplifyDemandedBits(Value *V, APInt DemandedMask,
    // just set the DemandedMask to all bits.
    DemandedMask = APInt::getAllOnesValue(BitWidth);
  } else if (DemandedMask == 0) {   // Not demanding any bits from V.
-    if (V != UndefValue::get(VTy))
+    if (!isa<UndefValue>(V))
      return UpdateValueUsesWith(V, UndefValue::get(VTy));
    return false;
  } else if (Depth == 6) {        // Limit search depth.