fn __pop_Variant88(
    __symbols: &mut Vec<(LexerPosition, __Symbol, LexerPosition)>,
) -> (LexerPosition, PreprocessorUndef, LexerPosition)fn __pop_Variant88(
    __symbols: &mut Vec<(LexerPosition, __Symbol, LexerPosition)>,
) -> (LexerPosition, PreprocessorUndef, LexerPosition)