[llvm] [InstCombine] Combine ptrauth constant callee into bundle. (PR #94706)

[Ahmed Bougacha via llvm-commits]

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@@ -3665,6 +3665,34 @@ static IntrinsicInst *findInitTrampoline(Value *Callee) {
   return nullptr;
 }
 
+Instruction *InstCombinerImpl::foldPtrAuthConstantCallee(CallBase &Call) {
+  auto *CPA = dyn_cast<ConstantPtrAuth>(Call.getCalledOperand());
+  if (!CPA)
+    return nullptr;
+
+  auto *CalleeF = dyn_cast<Function>(CPA->getPointer()->stripPointerCasts());
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ahmedbougacha wrote:

It's not;  removed!

https://github.com/llvm/llvm-project/pull/94706