[llvm-branch-commits] [mlir] 69946c8 - Fix MSAN error: use of unitialized value when hashing the MLIR pass manager (NFC)

[Tobias Hieta via llvm-branch-commits]

Author: Mehdi Amini
Date: 2023-08-25T09:42:01+02:00
New Revision: 69946c8c9ce76f3bf6fbac789ef426a468d6eb5a

URL: https://github.com/llvm/llvm-project/commit/69946c8c9ce76f3bf6fbac789ef426a468d6eb5a
DIFF: https://github.com/llvm/llvm-project/commit/69946c8c9ce76f3bf6fbac789ef426a468d6eb5a.diff

LOG: Fix MSAN error: use of unitialized value when hashing the MLIR pass manager (NFC)

Added: 
    

Modified: 
    mlir/lib/Pass/Pass.cpp

Removed: 
    


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diff  --git a/mlir/lib/Pass/Pass.cpp b/mlir/lib/Pass/Pass.cpp
index 44b83c22fd515e..a562a00eb19531 100644
--- a/mlir/lib/Pass/Pass.cpp
+++ b/mlir/lib/Pass/Pass.cpp
@@ -426,7 +426,7 @@ LogicalResult OpPassManager::initialize(MLIRContext *context,
 }
 
 llvm::hash_code OpPassManager::hash() {
-  llvm::hash_code hashCode;
+  llvm::hash_code hashCode{};
   for (Pass &pass : getPasses()) {
     // If this pass isn't an adaptor, directly hash it.
     auto *adaptor = dyn_cast<OpToOpPassAdaptor>(&pass);