[llvm] 5ab9e00 - [AMDGPU] Fix -Wunused-variable in AMDGPUAtomicOptimizer.cpp (NFC)

[Jie Fu via llvm-commits]

Author: Jie Fu
Date: 2024-07-08T14:11:19+08:00
New Revision: 5ab9e003c8bd1e8b095869e472336447de1ed148

URL: https://github.com/llvm/llvm-project/commit/5ab9e003c8bd1e8b095869e472336447de1ed148
DIFF: https://github.com/llvm/llvm-project/commit/5ab9e003c8bd1e8b095869e472336447de1ed148.diff

LOG: [AMDGPU] Fix -Wunused-variable in AMDGPUAtomicOptimizer.cpp (NFC)

/llvm-project/llvm/lib/Target/AMDGPU/AMDGPUAtomicOptimizer.cpp:688:18:
error: unused variable 'TyBitWidth' [-Werror,-Wunused-variable]
  const unsigned TyBitWidth = DL->getTypeSizeInBits(Ty);
                 ^
1 error generated.

Added: 
    

Modified: 
    llvm/lib/Target/AMDGPU/AMDGPUAtomicOptimizer.cpp

Removed: 
    


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diff  --git a/llvm/lib/Target/AMDGPU/AMDGPUAtomicOptimizer.cpp b/llvm/lib/Target/AMDGPU/AMDGPUAtomicOptimizer.cpp
index 06e01a5ed3016..35d17bbe2bd9a 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUAtomicOptimizer.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUAtomicOptimizer.cpp
@@ -685,7 +685,7 @@ void AMDGPUAtomicOptimizerImpl::optimizeAtomic(Instruction &I,
   Type *const Ty = I.getType();
   Type *Int32Ty = B.getInt32Ty();
   bool isAtomicFloatingPointTy = Ty->isFloatingPointTy();
-  const unsigned TyBitWidth = DL->getTypeSizeInBits(Ty);
+  [[maybe_unused]] const unsigned TyBitWidth = DL->getTypeSizeInBits(Ty);
 
   // This is the value in the atomic operation we need to combine in order to
   // reduce the number of atomic operations.