{"ast_node_type":"other","tokens":[{"end":84,"kind":"keyword","start":0,"text":"(ty::Uint(ty::UintTy::Usize)"}]}
        (ty::Uint(ty::UintTy::Usize) | ty::Int(ty::IntTy::Isize), ty::Float(_)) => (
        // xsize → fNN
            Some(vec![