fn __action390<'i, L>(
    ctx: &ParseContext,
    (_, __0, _): (LexerPosition, Vec<TypeSpecifier>, LexerPosition),
) -> Option<Vec<TypeSpecifier>>where
    L: HasLexerError,fn __action390<'i, L>(
    ctx: &ParseContext,
    (_, __0, _): (LexerPosition, Vec<TypeSpecifier>, LexerPosition),
) -> Option<Vec<TypeSpecifier>>where
    L: HasLexerError,