[llvm] [SCEV] Convert more interfaces to use SCEVUse (NFC). (PR #185045)

[Aiden Grossman via llvm-commits]

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@@ -9357,7 +9357,7 @@ ScalarEvolution::ExitLimit ScalarEvolution::computeExitLimitFromICmp(
     // because if it did, we'd have an infinite (undefined) loop.
     // TODO: We can peel off any functions which are invertible *in L*.  Loop
     // invariant terms are effectively constants for our purposes here.
-    auto *InnerLHS = LHS;
+    const SCEV *InnerLHS = LHS;
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boomanaiden154 wrote:

Should this have gone from `auto` (implied `const SCEV *` to `SCEVUse`?

https://github.com/llvm/llvm-project/pull/185045