[llvm] CloneFunction: Do not delete blocks with address taken (PR #134209)

[Nick Desaulniers via llvm-commits]

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@@ -928,7 +928,7 @@ void llvm::CloneAndPruneIntoFromInst(Function *NewFunc, const Function *OldFunc,
     }
 
     BasicBlock *Dest = BI->getSuccessor(0);
-    if (!Dest->getSinglePredecessor()) {
+    if (!Dest->getSinglePredecessor() || Dest->hasAddressTaken()) {
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nickdesaulniers wrote:

perhaps worth updating the comment block on L918-L921?

https://github.com/llvm/llvm-project/pull/134209