In SANY, what is the APSubstInNode AST node used for?

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Andrew Helwer

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Mar 10, 2026, 4:55:17 PM (9 hours ago) Mar 10

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Here is the Java class in question, which is mirrored in the XML export format. I have run the exporter over every spec I can find and as far as I can tell, APSubstInNode is not used in any of them. Is this a zombie language feature or just an obscure one?