[flang-commits] [flang] [flang] Avoid crash in name resolution on erroneous type extension (PR #109312)

[Peter Klausler via flang-commits]

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@@ -1204,7 +1204,7 @@ class DeclarationVisitor : public ArraySpecVisitor,
       const parser::Name &, const parser::Name *);
   Symbol *MakeTypeSymbol(const SourceName &, Details &&);
   Symbol *MakeTypeSymbol(const parser::Name &, Details &&);
-  bool OkToAddComponent(const parser::Name &, const Symbol * = nullptr);
+  bool OkToAddComponent(const parser::Name &, const Symbol *extends = nullptr);
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klausler wrote:

Yes, I added an argument name for documentation purposes.

https://github.com/llvm/llvm-project/pull/109312