Speculative fix for stack-tagging.ll failure.
Depending on the evaluation order of function call arguments, the current code may insert a use before def. llvm-svn: 366375
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@ -316,8 +316,8 @@ bool AArch64StackTagging::runOnFunction(Function &Fn) {
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untagAlloca(AI, Info.LifetimeEnd[0], Size);
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} else {
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uint64_t Size = Info.AI->getAllocationSizeInBits(*DL).getValue() / 8;
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tagAlloca(AI, TagPCall->getNextNode(),
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IRB.CreatePointerCast(TagPCall, IRB.getInt8PtrTy()), Size);
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Value *Ptr = IRB.CreatePointerCast(TagPCall, IRB.getInt8PtrTy());
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tagAlloca(AI, &*IRB.GetInsertPoint(), Ptr, Size);
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for (auto &RI : RetVec) {
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untagAlloca(AI, RI, Size);
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}
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