[clang-tools-extra] [clang-reorder-fields] Prevent rewriting unsupported cases (PR #142149)

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github-actions[bot] wrote:

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


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

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You can test this locally with the following command:
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``````````bash
git-clang-format --diff HEAD~1 HEAD --extensions cpp -- clang-tools-extra/test/clang-reorder-fields/MacroExpandsToMultipleFields.cpp clang-tools-extra/test/clang-reorder-fields/MultipleFieldDeclsInStatement.cpp clang-tools-extra/test/clang-reorder-fields/PreprocessorDirectiveAroundDefinition.cpp clang-tools-extra/test/clang-reorder-fields/PreprocessorDirectiveAroundFields.cpp clang-tools-extra/test/clang-reorder-fields/PreprocessorDirectiveInDefinition.cpp clang-tools-extra/clang-reorder-fields/ReorderFieldsAction.cpp
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<details>
<summary>
View the diff from clang-format here.
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``````````diff
diff --git a/clang-tools-extra/clang-reorder-fields/ReorderFieldsAction.cpp b/clang-tools-extra/clang-reorder-fields/ReorderFieldsAction.cpp
index 20cb0f7e7..90eb2d33f 100644
--- a/clang-tools-extra/clang-reorder-fields/ReorderFieldsAction.cpp
+++ b/clang-tools-extra/clang-reorder-fields/ReorderFieldsAction.cpp
@@ -83,7 +83,7 @@ static bool isSafeToRewrite(const RecordDecl *Decl, const ASTContext &Context) {
   // start of the first field and the end of last field.
   const SourceManager &SM = Context.getSourceManager();
   std::pair<FileID, unsigned> FileAndOffset =
-  SM.getDecomposedLoc(Decl->field_begin()->getBeginLoc());
+      SM.getDecomposedLoc(Decl->field_begin()->getBeginLoc());
   auto LastField = Decl->field_begin();
   while (std::next(LastField) != Decl->field_end())
     ++LastField;

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https://github.com/llvm/llvm-project/pull/142149