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Make sure the initialization of a GC root is after its definition.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101388 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -181,9 +181,10 @@ bool LowerIntrinsics::InsertRootInitializers(Function &F, AllocaInst **Roots,
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for (AllocaInst **I = Roots, **E = Roots + Count; I != E; ++I)
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if (!InitedRoots.count(*I)) {
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new StoreInst(ConstantPointerNull::get(cast<PointerType>(
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cast<PointerType>((*I)->getType())->getElementType())),
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*I, IP);
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StoreInst* SI = new StoreInst(ConstantPointerNull::get(cast<PointerType>(
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cast<PointerType>((*I)->getType())->getElementType())),
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*I);
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SI->insertAfter(*I);
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MadeChange = true;
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}
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