[Mlir-commits] [mlir] [MLIR] Fix pipelineInitializationKey never being correctly updated (PR #150948)

[llvmlistbot at llvm.org]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-mlir

Author: Will Froom (WillFroom)

<details>
<summary>Changes</summary>

Prior to this change `pipelineInitializationKey` would never be updated so `initialize` would always be called even if the pipeline didn't change 

---
Full diff: https://github.com/llvm/llvm-project/pull/150948.diff


1 Files Affected:

- (modified) mlir/lib/Pass/Pass.cpp (+1-1) 


``````````diff
diff --git a/mlir/lib/Pass/Pass.cpp b/mlir/lib/Pass/Pass.cpp
index 0db9808b722a7..7094c8e279f2d 100644
--- a/mlir/lib/Pass/Pass.cpp
+++ b/mlir/lib/Pass/Pass.cpp
@@ -901,7 +901,7 @@ LogicalResult PassManager::run(Operation *op) {
     if (failed(initialize(context, impl->initializationGeneration + 1)))
       return failure();
     initializationKey = newInitKey;
-    pipelineKey = pipelineInitializationKey;
+    pipelineInitializationKey = pipelineKey;
   }
 
   // Construct a top level analysis manager for the pipeline.

``````````

</details>


https://github.com/llvm/llvm-project/pull/150948