[llvm] [FuncSpec] Update function specialization to handle phi-chains (PR #71442)

[Alexandros Lamprineas via llvm-commits]

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@@ -217,6 +217,9 @@ class InstCostVisitor : public InstVisitor<InstCostVisitor, Constant *> {
   Cost estimateSwitchInst(SwitchInst &I);
   Cost estimateBranchInst(BranchInst &I);
 
+  void discoverTransitivelyIncomngValues(DenseSet<PHINode *> &PhiNodes,
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labrinea wrote:

Correct spelling: Incoming

https://github.com/llvm/llvm-project/pull/71442