[llvm] [ObjCARC] Move autorelease-to-release conversion to pool pop site instead of converting in place (PR #152353)

[via llvm-commits]

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@@ -978,27 +1036,53 @@ void ObjCARCOpt::OptimizeIndividualCallImpl(Function &F, Instruction *Inst,
   }
 
   // objc_autorelease(x) -> objc_release(x) if x is otherwise unused.
-  if (IsAutorelease(Class) && Inst->use_empty()) {
+  if (Class == ARCInstKind::Autorelease && Inst->use_empty()) {
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AZero13 wrote:

It was never a bug I meant.

https://github.com/llvm/llvm-project/pull/152353