[llvm-commits] [llvm] r134699 - /llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp

[Benjamin Kramer]

Author: d0k
Date: Fri Jul  8 07:08:24 2011
New Revision: 134699

URL: http://llvm.org/viewvc/llvm-project?rev=134699&view=rev
Log:
Apparently we can't expect a BinaryOperator here.

Should fix llvm-gcc selfhost.

Modified:
    llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp?rev=134699&r1=134698&r2=134699&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp Fri Jul  8 07:08:24 2011
@@ -2502,14 +2502,14 @@
 }
 
 void SelectionDAGBuilder::visitSDiv(const User &I) {
-  const BinaryOperator *BO = cast<BinaryOperator>(&I);
   SDValue Op1 = getValue(I.getOperand(0));
   SDValue Op2 = getValue(I.getOperand(1));
 
   // Turn exact SDivs into multiplications.
   // FIXME: This should be in DAGCombiner, but it doesn't have access to the
   // exact bit.
-  if (BO->isExact() && !isa<ConstantSDNode>(Op1) &&
+  if (isa<BinaryOperator>(&I) && cast<BinaryOperator>(&I)->isExact() &&
+      !isa<ConstantSDNode>(Op1) &&
       isa<ConstantSDNode>(Op2) && !cast<ConstantSDNode>(Op2)->isNullValue())
     setValue(&I, TLI.BuildExactSDIV(Op1, Op2, getCurDebugLoc(), DAG));
   else