[Mlir-commits] [mlir] [MLIR][LLVM] Support Recursive DITypes (PR #80251)

[Tobias Gysi]

================
@@ -102,6 +116,14 @@ class DebugTranslation {
   /// metadata.
   DenseMap<Attribute, llvm::DINode *> attrToNode;
 
+  /// A mapping from DIRecursiveTypeAttr id to the translated DIType.
+  llvm::MapVector<DistinctAttr, llvm::DIType *> recursiveTypeMap;
+
+  /// A mapping between distinct ID attr for DI nodes that require distinction
+  /// and the translate LLVM metadata node. This helps identify attrs that
+  /// should translate into the same LLVM debug node.
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gysit wrote:

```suggestion
  /// A mapping between DistinctAttr ID 
  /// and the translate distinct LLVM metadata node. This helps identify attrs that
  /// should translate into the same LLVM debug node.
```

https://github.com/llvm/llvm-project/pull/80251