[llvm] [LoopInterchange] Reject interchange when a freeze would move or be cloned (PR #213309)

[via llvm-commits]

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@@ -813,6 +816,65 @@ bool LoopInterchangeLegality::containsUnsafeInstructions(BasicBlock *BB,
   });
 }
 
+FreezeInst *
+LoopInterchangeLegality::findFreezeInReNestedBlocks(Loop *OuterLoop,
+                                                    Loop *InnerLoop) const {
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MattPD wrote:

Both freeze helpers are now static free functions. Thank you for the suggestion!

https://github.com/llvm/llvm-project/pull/213309