{"ast_node_type":"other","tokens":[{"end":76,"kind":"keyword","start":0,"text":"//"}]}
        // This already happens today with u128::MAX = 2^128 - 1 > f32::MAX.
        // we're rounding towards zero, we just get float_ty::MAX (which is always an integer).
        let int_max = |signed: bool, int_width: u64| -> u128 {