[clang] [CIR] Upstream support for accessing structure members (PR #136383)

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github-actions[bot] wrote:

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``````````bash
git-clang-format --diff HEAD~1 HEAD --extensions c,cpp,h -- clang/include/clang/CIR/Dialect/Builder/CIRBaseBuilder.h clang/include/clang/CIR/MissingFeatures.h clang/lib/CIR/CodeGen/CIRGenExpr.cpp clang/lib/CIR/CodeGen/CIRGenExprScalar.cpp clang/lib/CIR/CodeGen/CIRGenFunction.cpp clang/lib/CIR/CodeGen/CIRGenFunction.h clang/lib/CIR/CodeGen/CIRGenModule.h clang/lib/CIR/CodeGen/CIRGenRecordLayout.h clang/lib/CIR/CodeGen/CIRGenTypes.cpp clang/lib/CIR/CodeGen/CIRGenTypes.h clang/lib/CIR/CodeGen/CIRGenValue.h clang/lib/CIR/Dialect/IR/CIRDialect.cpp clang/lib/CIR/Dialect/IR/CIRTypes.cpp clang/lib/CIR/Lowering/DirectToLLVM/LowerToLLVM.cpp clang/lib/CIR/Lowering/DirectToLLVM/LowerToLLVM.h clang/test/CIR/CodeGen/struct.c
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View the diff from clang-format here.
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``````````diff
diff --git a/clang/lib/CIR/Dialect/IR/CIRTypes.cpp b/clang/lib/CIR/Dialect/IR/CIRTypes.cpp
index 75afc57f3..c6133b9a2 100644
--- a/clang/lib/CIR/Dialect/IR/CIRTypes.cpp
+++ b/clang/lib/CIR/Dialect/IR/CIRTypes.cpp
@@ -323,8 +323,9 @@ uint64_t RecordType::getElementOffset(const ::mlir::DataLayout &dataLayout,
 
   unsigned offset = 0;
 
-  for (mlir::Type ty : llvm::make_range(members.begin(), std::next(members.begin(), idx))) {
-     // This matches LLVM since it uses the ABI instead of preferred alignment.
+  for (mlir::Type ty :
+       llvm::make_range(members.begin(), std::next(members.begin(), idx))) {
+    // This matches LLVM since it uses the ABI instead of preferred alignment.
     const llvm::Align tyAlign =
         llvm::Align(getPacked() ? 1 : dataLayout.getTypeABIAlignment(ty));
 

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https://github.com/llvm/llvm-project/pull/136383