[llvm] 2fc1b3d - [MemorySanitizer] Fix an unused-variable warning (NFC)

[Jie Fu via llvm-commits]

Author: Jie Fu
Date: 2025-08-12T07:51:53+08:00
New Revision: 2fc1b3dd9f82e020c07ff6ec82a55bb7f4c90ac8

URL: https://github.com/llvm/llvm-project/commit/2fc1b3dd9f82e020c07ff6ec82a55bb7f4c90ac8
DIFF: https://github.com/llvm/llvm-project/commit/2fc1b3dd9f82e020c07ff6ec82a55bb7f4c90ac8.diff

LOG: [MemorySanitizer] Fix an unused-variable warning (NFC)

/llvm-project/llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp:2752:22:
 error: unused variable 'ParamType' [-Werror,-Wunused-variable]
    FixedVectorType *ParamType =
                     ^
1 error generated.

Added: 
    

Modified: 
    llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp b/llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp
index 65528de8e7ac1..21bd4164385ab 100644
--- a/llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp
+++ b/llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp
@@ -2749,7 +2749,7 @@ struct MemorySanitizerVisitor : public InstVisitor<MemorySanitizerVisitor> {
     assert(I.getType()->isVectorTy());
     assert(I.getArgOperand(0)->getType()->isVectorTy());
 
-    FixedVectorType *ParamType =
+    [[maybe_unused]] FixedVectorType *ParamType =
         cast<FixedVectorType>(I.getArgOperand(0)->getType());
     assert((I.arg_size() != 2) ||
            (ParamType == cast<FixedVectorType>(I.getArgOperand(1)->getType())));