[llvm] bfb6bb6 - [AMDGPU] Fix a warning

[Kazu Hirata via llvm-commits]

Author: Kazu Hirata
Date: 2025-01-16T22:40:08-08:00
New Revision: bfb6bb69fde1071aa60f7c5a6d8cda1604809bee

URL: https://github.com/llvm/llvm-project/commit/bfb6bb69fde1071aa60f7c5a6d8cda1604809bee
DIFF: https://github.com/llvm/llvm-project/commit/bfb6bb69fde1071aa60f7c5a6d8cda1604809bee.diff

LOG: [AMDGPU] Fix a warning

This patch fixes:

  llvm/lib/Target/AMDGPU/SIISelLowering.cpp:13908:46: error:
  comparison of integers of different signs: 'uint32_t' (aka 'unsigned
  int') and 'int' [-Werror,-Wsign-compare]

Added: 
    

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

Removed: 
    


################################################################################
diff  --git a/llvm/lib/Target/AMDGPU/SIISelLowering.cpp b/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
index 4d932cd6582506..e068b5f0b8769b 100644
--- a/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
+++ b/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
@@ -13905,7 +13905,7 @@ static SDValue tryFoldMADwithSRL(SelectionDAG &DAG, const SDLoc &SL,
     return SDValue();
 
   ConstantSDNode *Const = dyn_cast<ConstantSDNode>(MulRHS.getNode());
-  if (!Const || Hi_32(Const->getZExtValue()) != -1)
+  if (!Const || Hi_32(Const->getZExtValue()) != uint32_t(-1))
     return SDValue();
 
   SDValue ConstMul =