[Mlir-commits] [mlir] [mlir][CFGToSCF] Fix crash when encountering unknown control flow ops (PR #184103)

llvmlistbot at llvm.org llvmlistbot at llvm.org
Mon Mar 2 03:37:17 PST 2026


github-actions[bot] wrote:

<!--LLVM CODE FORMAT COMMENT: {clang-format}-->


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<details>
<summary>
You can test this locally with the following command:
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``````````bash
git-clang-format --diff origin/main HEAD --extensions cpp -- mlir/lib/Transforms/Utils/CFGToSCF.cpp --diff_from_common_commit
``````````

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The reproduction instructions above might return results for more than one PR
in a stack if you are using a stacked PR workflow. You can limit the results by
changing `origin/main` to the base branch/commit you want to compare against.
:warning:

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<details>
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View the diff from clang-format here.
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``````````diff
diff --git a/mlir/lib/Transforms/Utils/CFGToSCF.cpp b/mlir/lib/Transforms/Utils/CFGToSCF.cpp
index d7f341539..0443cf0a3 100644
--- a/mlir/lib/Transforms/Utils/CFGToSCF.cpp
+++ b/mlir/lib/Transforms/Utils/CFGToSCF.cpp
@@ -1165,7 +1165,7 @@ static FailureOr<SmallVector<Block *>> transformToStructuredCFBranches(
       Region *parentRegion = regionEntry->getParent();
       for (Region &conditionalRegion : conditionalRegions)
         parentRegion->getBlocks().splice(parentRegion->getBlocks().end(),
-                                        conditionalRegion.getBlocks());
+                                         conditionalRegion.getBlocks());
       return failure();
     }
     structuredCondOp = *result;

``````````

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https://github.com/llvm/llvm-project/pull/184103


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