[clang] [clang] Introduce `SemaObjC` (PR #89086)

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git-clang-format --diff 458328ae23d318a5055d5bac66426b8551bce01f 520b7fe2990ab92169e718647181499577410ac4 -- clang/include/clang/Sema/SemaObjC.h clang/lib/Sema/SemaObjC.cpp clang/include/clang/Parse/Parser.h clang/include/clang/Sema/Sema.h clang/lib/ARCMigrate/Transforms.cpp clang/lib/Parse/ParseDecl.cpp clang/lib/Parse/ParseExpr.cpp clang/lib/Parse/ParseInit.cpp clang/lib/Parse/ParseObjc.cpp clang/lib/Parse/ParseStmt.cpp clang/lib/Sema/Sema.cpp clang/lib/Sema/SemaAPINotes.cpp clang/lib/Sema/SemaAttr.cpp clang/lib/Sema/SemaAvailability.cpp clang/lib/Sema/SemaCast.cpp clang/lib/Sema/SemaChecking.cpp clang/lib/Sema/SemaCodeComplete.cpp clang/lib/Sema/SemaDecl.cpp clang/lib/Sema/SemaDeclAttr.cpp clang/lib/Sema/SemaDeclCXX.cpp clang/lib/Sema/SemaDeclObjC.cpp clang/lib/Sema/SemaExpr.cpp clang/lib/Sema/SemaExprCXX.cpp clang/lib/Sema/SemaExprMember.cpp clang/lib/Sema/SemaExprObjC.cpp clang/lib/Sema/SemaInit.cpp clang/lib/Sema/SemaLookup.cpp clang/lib/Sema/SemaObjCProperty.cpp clang/lib/Sema/SemaOverload.cpp clang/lib/Sema/SemaPseudoObject.cpp clang/lib/Sema/SemaStmt.cpp clang/lib/Sema/SemaTemplateInstantiateDecl.cpp clang/lib/Sema/SemaType.cpp clang/lib/Sema/TreeTransform.h clang/lib/Serialization/ASTCommon.cpp clang/lib/Serialization/ASTReader.cpp clang/lib/Serialization/ASTWriter.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/clang/lib/Sema/SemaDeclObjC.cpp b/clang/lib/Sema/SemaDeclObjC.cpp
index 885eeb126d..ff0af2a904 100644
--- a/clang/lib/Sema/SemaDeclObjC.cpp
+++ b/clang/lib/Sema/SemaDeclObjC.cpp
@@ -5350,7 +5350,7 @@ public:
     }
     return true;
   }
-  };
+};
 } // end anonymous namespace
 
 void SemaObjC::DiagnoseUnusedBackingIvarInAccessor(

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https://github.com/llvm/llvm-project/pull/89086