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Fix a regression in my previous patch, fixing GlobalOpt/2005-09-27-Crash.ll

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and PR632.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23484 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-09-27 22:28:11 +00:00
parent ee35a4f958
commit 9a5582f251
1 changed files with 1 additions and 1 deletions
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2
lib/Transforms/IPO/GlobalOpt.cpp
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@ -337,7 +337,7 @@ static bool CleanupConstantGlobalUsers(Value *V, Constant *Init) {
Constant *SubInit = 0;
ConstantExpr *CE =
dyn_cast_or_null<ConstantExpr>(ConstantFoldInstruction(GEP));
if (CE && CE->getOpcode() == Instruction::GetElementPtr)
if (Init && CE && CE->getOpcode() == Instruction::GetElementPtr)
SubInit = ConstantFoldLoadThroughGEPConstantExpr(Init, CE);
Changed |= CleanupConstantGlobalUsers(GEP, SubInit);