From: Eli Friedman <eli.friedman@gmail.com>
Date: Sat, 18 Jul 2009 09:12:15 +0000 (+0000)
Subject: Remove dead check.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=1694e095c0aa2ab348108f2b3d3b4c4a9756b65f;p=oota-llvm.git

Remove dead check.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76301 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp
index 0a5fc80952b..f9e76578c73 100644
--- a/lib/Transforms/Scalar/InstructionCombining.cpp
+++ b/lib/Transforms/Scalar/InstructionCombining.cpp
@@ -2652,9 +2652,7 @@ Instruction *InstCombiner::visitMul(BinaryOperator &I) {
   bool Changed = SimplifyCommutative(I);
   Value *Op0 = I.getOperand(0);
 
-  // TODO: If Op1 is undef and Op0 is finite, return zero.
-  if (!I.getType()->isFPOrFPVector() &&
-      isa<UndefValue>(I.getOperand(1)))              // undef * X -> 0
+  if (isa<UndefValue>(I.getOperand(1)))              // undef * X -> 0
     return ReplaceInstUsesWith(I, Context->getNullValue(I.getType()));
 
   // Simplify mul instructions with a constant RHS...