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Dinakar and I fixed a bug where we were trying to get the initializer of

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an external constant.  Since external constants don't have initializers, we
were failing on an assert() call in llvm/GlobalVariable.h.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7193 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
John Criswell 2003-07-17 19:06:55 +00:00
parent cab8b6f448
commit a676b78791
1 changed files with 1 additions and 1 deletions
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2
lib/Transforms/Scalar/InstructionCombining.cpp
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@ -1302,7 +1302,7 @@ Instruction *InstCombiner::visitLoadInst(LoadInst &LI) {
if (CE->getOpcode() == Instruction::GetElementPtr)
if (ConstantPointerRef *G=dyn_cast<ConstantPointerRef>(CE->getOperand(0)))
if (GlobalVariable *GV = dyn_cast<GlobalVariable>(G->getValue()))
if (GV->isConstant())
if ((GV->isConstant()) && (!(GV->isExternal())))
if (Constant *V = GetGEPGlobalInitializer(GV->getInitializer(), CE))
return ReplaceInstUsesWith(LI, V);
return 0;