[flang-commits] [flang] [flang] Pass LangOptions to parser via UserState (PR #213472)

[Michael Kruse via flang-commits]

================
@@ -88,6 +89,12 @@ class UserState {
     return oldStructureComponents_.find(name) != oldStructureComponents_.end();
   }
 
+  const common::LangOptions langOptions() const { return langOptions_; }
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Meinersbur wrote:

```suggestion
  const common::LangOptions &langOptions() const { return langOptions_; }
```
To avoid temporary copy

https://github.com/llvm/llvm-project/pull/213472