From 2bb8b26aa836aea1f87ef5469aed325c7f202d37 Mon Sep 17 00:00:00 2001
From: Benjamin Kramer <benny.kra@googlemail.com>
Date: Fri, 8 Jul 2011 12:08:24 +0000
Subject: Apparently we can't expect a BinaryOperator here.

Should fix llvm-gcc selfhost.

llvm-svn: 134699
---
 llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp')

diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
index 2a362eb..2afec33 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -2502,14 +2502,14 @@ void SelectionDAGBuilder::visitShift(const User &I, unsigned Opcode) {
 }
 
 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
-- 
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