[llvm-commits] CVS: llvm/lib/VMCore/iOperators.cpp

[Chris Lattner]

Changes in directory llvm/lib/VMCore:

iOperators.cpp updated: 1.20 -> 1.21

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Log message:

Fix nasty bug in ::isNeg()


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Diffs of the changes:

Index: llvm/lib/VMCore/iOperators.cpp
diff -u llvm/lib/VMCore/iOperators.cpp:1.20 llvm/lib/VMCore/iOperators.cpp:1.21
--- llvm/lib/VMCore/iOperators.cpp:1.20	Wed Oct 30 22:24:23 2002
+++ llvm/lib/VMCore/iOperators.cpp	Thu Oct 31 11:09:06 2002
@@ -91,7 +91,7 @@
 bool BinaryOperator::isNeg(const Value *V) {
   if (const BinaryOperator *Bop = dyn_cast<BinaryOperator>(V))
     return Bop->getOpcode() == Instruction::Sub &&
-      isa<Constant>(Bop->getOperand(0)) && cast<Constant>(V)->isNullValue();
+      Bop->getOperand(0) == Constant::getNullValue(Bop->getType());
   return false;
 }