[llvm] [LCSSA] Cache the loop exit blocks across recursive analysis (NFC) (PR #101087)

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git-clang-format --diff cfb92be0a9cdd0f4595100c5add4e2795a44134e dd289a1e4dc699a8964da9ae8239ff14ff9f85ca --extensions cpp -- llvm/lib/Transforms/Utils/LCSSA.cpp
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View the diff from clang-format here.
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diff --git a/llvm/lib/Transforms/Utils/LCSSA.cpp b/llvm/lib/Transforms/Utils/LCSSA.cpp
index d5c9a318f6..b2b346b417 100644
--- a/llvm/lib/Transforms/Utils/LCSSA.cpp
+++ b/llvm/lib/Transforms/Utils/LCSSA.cpp
@@ -335,7 +335,8 @@ bool llvm::formLCSSAForInstructions(SmallVectorImpl<Instruction *> &Worklist,
 
 // Compute the set of BasicBlocks in the loop `L` dominating at least one exit.
 static void computeBlocksDominatingExits(
-    Loop &L, const DominatorTree &DT, const SmallVectorImpl<BasicBlock *> &ExitBlocks,
+    Loop &L, const DominatorTree &DT,
+    const SmallVectorImpl<BasicBlock *> &ExitBlocks,
     SmallSetVector<BasicBlock *, 8> &BlocksDominatingExits) {
   // We start from the exit blocks, as every block trivially dominates itself
   // (not strictly).

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https://github.com/llvm/llvm-project/pull/101087