[llvm] [MemCpyOpt] Handle scalable aggregate types in memmove/memset formation (PR #80487)

[via llvm-commits]

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


:warning: C/C++ code formatter, clang-format found issues in your code. :warning:

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``````````bash
git-clang-format --diff b78b264518e0f341d99a4291cbf24134c7536f6d 22a3d91d6c0c157d3e6529b18ac30292fbb30a97 -- llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp b/llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp
index 1036b8ae96..7802926d20 100644
--- a/llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp
+++ b/llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp
@@ -678,8 +678,8 @@ bool MemCpyOptPass::processStoreOfLoad(StoreInst *SI, LoadInst *LI,
         UseMemMove = true;
 
       IRBuilder<> Builder(P);
-      Value *Size = Builder.CreateTypeSize(Builder.getInt64Ty(),
-                                           DL.getTypeStoreSize(T));
+      Value *Size =
+          Builder.CreateTypeSize(Builder.getInt64Ty(), DL.getTypeStoreSize(T));
       Instruction *M;
       if (UseMemMove)
         M = Builder.CreateMemMove(

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https://github.com/llvm/llvm-project/pull/80487