[clang] [llvm] Reland "[DebugMetadata][DwarfDebug] Support function-local types in lexical block scopes (4/7)" (PR #165032)

[David Blaikie via llvm-commits]

================
@@ -538,55 +546,71 @@ class MetadataLoader::MetadataLoaderImpl {
 
   /// Move local imports from DICompileUnit's 'imports' field to
   /// DISubprogram's retainedNodes.
+  /// Move function-local enums from DICompileUnit's enums
+  /// to DISubprogram's retainedNodes.
----------------
dwblaikie wrote:

This could probably go in a separate standalone patch?

https://github.com/llvm/llvm-project/pull/165032