[llvm] [GVN] Share equality propagation for assume and condition (PR #161639)

via llvm-commits llvm-commits at lists.llvm.org
Thu Oct 2 01:41:56 PDT 2025


github-actions[bot] wrote:

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


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<summary>
You can test this locally with the following command:
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``````````bash
git-clang-format --diff origin/main HEAD --extensions h,cpp -- llvm/include/llvm/Transforms/Scalar/GVN.h llvm/include/llvm/Transforms/Utils/Local.h llvm/lib/Transforms/Scalar/GVN.cpp llvm/lib/Transforms/Utils/Local.cpp
``````````

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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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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/lib/Transforms/Utils/Local.cpp b/llvm/lib/Transforms/Utils/Local.cpp
index 4feea7d8e..c21f38709 100644
--- a/llvm/lib/Transforms/Utils/Local.cpp
+++ b/llvm/lib/Transforms/Utils/Local.cpp
@@ -3242,9 +3242,7 @@ unsigned llvm::replaceDominatedUsesWith(Value *From, Value *To,
 unsigned llvm::replaceDominatedUsesWith(Value *From, Value *To,
                                         DominatorTree &DT,
                                         const Instruction *I) {
-  auto Dominates = [&](const Use &U) {
-    return DT.dominates(I, U);
-  };
+  auto Dominates = [&](const Use &U) { return DT.dominates(I, U); };
   return ::replaceDominatedUsesWith(From, To, Dominates);
 }
 

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https://github.com/llvm/llvm-project/pull/161639


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