[flang-commits] [flang] [flang] Add new warnings for unused & undefined locals (PR #173504)

[Eugene Epshteyn via flang-commits]

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@@ -464,6 +464,13 @@ evaluate::Expr<evaluate::SubscriptInteger> AnalyzeKindSelector(
     SemanticsContext &, common::TypeCategory,
     const std::optional<parser::KindSelector> &);
 
+void NoteUsedSymbols(SemanticsContext &, const SomeExpr &);
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eugeneepshteyn wrote:

What about COMMON, EQUIVALENCE, and ALLOCATE with SOURCE=, MOVE_ALLOC, I/O, STAT= variable?

https://github.com/llvm/llvm-project/pull/173504