[clang] [llvm] Update llvm::Registry to work for LLVM shared library builds on windows (PR #109024)

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git-clang-format --diff 46a76c33343c34c0eb5fa7ec849d0de42cfed412 f8e37cf5e9dfe85ca5a9081fc294329c3265aea1 --extensions h -- clang/include/clang/Basic/ParsedAttrInfo.h clang/include/clang/Frontend/FrontendPluginRegistry.h clang/include/clang/Lex/Preprocessor.h clang/include/clang/Tooling/CompilationDatabasePluginRegistry.h clang/include/clang/Tooling/ToolExecutorPluginRegistry.h llvm/include/llvm/CodeGen/GCMetadataPrinter.h llvm/include/llvm/IR/GCStrategy.h llvm/include/llvm/Support/Compiler.h llvm/include/llvm/Support/Registry.h
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View the diff from clang-format here.
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diff --git a/llvm/include/llvm/Support/Registry.h b/llvm/include/llvm/Support/Registry.h
index c80da1c5d3..2a3519b1b4 100644
--- a/llvm/include/llvm/Support/Registry.h
+++ b/llvm/include/llvm/Support/Registry.h
@@ -107,7 +107,7 @@ namespace llvm {
 
     // begin is not defined here in order to avoid usage of an undefined static
     // data member, instead it's instantiated by LLVM_INSTANTIATE_REGISTRY.
-    static iterator begin() { return iterator(Head); } 
+    static iterator begin() { return iterator(Head); }
     static iterator end()   { return iterator(nullptr); }
 
     static iterator_range<iterator> entries() {
@@ -137,20 +137,20 @@ namespace llvm {
     };
   };
 
-  template<typename T> typename Registry<T>::node *Registry<T>::Head = nullptr;
-  template<typename T> typename Registry<T>::node *Registry<T>::Tail = nullptr;
+  template <typename T> typename Registry<T>::node *Registry<T>::Head = nullptr;
+  template <typename T> typename Registry<T>::node *Registry<T>::Tail = nullptr;
 } // end namespace llvm
 
 #ifdef _WIN32
 /// Instantiate a registry class.
-#define LLVM_INSTANTIATE_REGISTRY(REGISTRY_CLASS) \
-  namespace llvm { \
-    template class LLVM_ABI_EXPORT Registry<REGISTRY_CLASS::type>;\
+#define LLVM_INSTANTIATE_REGISTRY(REGISTRY_CLASS)                              \
+  namespace llvm {                                                             \
+  template class LLVM_ABI_EXPORT Registry<REGISTRY_CLASS::type>;               \
   }
 #else
-#define LLVM_INSTANTIATE_REGISTRY(REGISTRY_CLASS) \
-  namespace llvm { \
-    template class Registry<REGISTRY_CLASS>;\
+#define LLVM_INSTANTIATE_REGISTRY(REGISTRY_CLASS)                              \
+  namespace llvm {                                                             \
+  template class Registry<REGISTRY_CLASS>;                                     \
   }
 #endif
 

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https://github.com/llvm/llvm-project/pull/109024