[llvm] 20fa37b - [Vectorize] Fix -Wunused-variable in SLPVectorizer.cpp (NFC)

[Jie Fu via llvm-commits]

Author: Jie Fu
Date: 2024-09-03T21:46:42+08:00
New Revision: 20fa37bbfabca512b16a8497eb671a3bd4b5b96b

URL: https://github.com/llvm/llvm-project/commit/20fa37bbfabca512b16a8497eb671a3bd4b5b96b
DIFF: https://github.com/llvm/llvm-project/commit/20fa37bbfabca512b16a8497eb671a3bd4b5b96b.diff

LOG: [Vectorize] Fix -Wunused-variable in SLPVectorizer.cpp (NFC)

/llvm-project/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp:10310:26:
error: unused variable 'isExtractSubvectorMask' [-Werror,-Wunused-variable]
                    bool isExtractSubvectorMask =
                         ^
1 error generated.

Added: 
    

Modified: 
    llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
index e6a0e9b458966b..5c37c2fdd2de3e 100644
--- a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
+++ b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
@@ -10307,7 +10307,7 @@ BoUpSLP::getEntryCost(const TreeEntry *E, ArrayRef<Value *> VectorizedVals,
                            "Not supported shufflevector usage.");
                     auto *SV = cast<ShuffleVectorInst>(V);
                     int Index;
-                    bool isExtractSubvectorMask =
+                    [[maybe_unused]] bool isExtractSubvectorMask =
                         SV->isExtractSubvectorMask(Index);
                     assert(isExtractSubvectorMask &&
                            "Not supported shufflevector usage.");