fn __action816<'i, L>(
    ctx: &ParseContext,
    __0: (LexerPosition, TypeName, LexerPosition),
) -> TypeSpecifierNonArraywhere
    L: HasLexerError,fn __action816<'i, L>(
    ctx: &ParseContext,
    __0: (LexerPosition, TypeName, LexerPosition),
) -> TypeSpecifierNonArraywhere
    L: HasLexerError,