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Fix a bug in the safety analysis routine
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16804 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -69,6 +69,9 @@ static bool AnalyzeGlobal(Value *V, GlobalStatus &GS,
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if (isa<LoadInst>(I)) {
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GS.isLoaded = true;
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} else if (StoreInst *SI = dyn_cast<StoreInst>(I)) {
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// Don't allow a store OF the address, only stores TO the address.
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if (SI->getOperand(0) == V) return true;
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// If this store is just storing the initializer into a global (i.e. not
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// changing the value), ignore it. For now we just handle direct
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// stores, no stores to fields of aggregates.
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@ -239,9 +242,6 @@ bool GlobalOpt::runOnModule(Module &M) {
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++NumMarked;
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Changed = true;
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} else if (!GS.isNotSuitableForSRA &&
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!GV->getInitializer()->getType()->isFirstClassType()) {
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//std::cerr << "COULD SRA: " << *GV;
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}
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}
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}
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