[llvm] cd47f5b - [LSR] Minor code style improvement [nfc]

[Philip Reames via llvm-commits]

Author: Philip Reames
Date: 2023-03-17T07:50:59-07:00
New Revision: cd47f5bb5987667a1761059fa216437d9f1d97c9

URL: https://github.com/llvm/llvm-project/commit/cd47f5bb5987667a1761059fa216437d9f1d97c9
DIFF: https://github.com/llvm/llvm-project/commit/cd47f5bb5987667a1761059fa216437d9f1d97c9.diff

LOG: [LSR] Minor code style improvement [nfc]

Added: 
    

Modified: 
    llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp b/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp
index e5da0652a4ab7..73b8a40866f90 100644
--- a/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp
+++ b/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp
@@ -6706,8 +6706,8 @@ canFoldTermCondOfLoop(Loop *L, ScalarEvolution &SE, DominatorTree &DT,
   BranchInst *BI = cast<BranchInst>(LoopLatch->getTerminator());
   if (BI->isUnconditional())
     return std::nullopt;
-  Value *TermCond = BI->getCondition();
-  if (!isa<ICmpInst>(TermCond) || !cast<ICmpInst>(TermCond)->isEquality()) {
+  auto *TermCond = dyn_cast<ICmpInst>(BI->getCondition());
+  if (!TermCond || !TermCond->isEquality()) {
     LLVM_DEBUG(dbgs() << "Cannot fold on branching condition that is not an "
                          "ICmpInst::eq / ICmpInst::ne\n");
     return std::nullopt;