#![deny(overflowing_literals)] fn main() { let range_a = 0..256; //~ ERROR range endpoint is out of range for `u8` let range_b = 0..=255; // ok let range_c = 0..=256; //~ ERROR literal out of range for `u8` let range_d = 256..5; //~ ERROR literal out of range for `u8` let range_e = 0..257; //~ ERROR literal out of range for `u8` let _range_f = 0..256u8; //~ ERROR range endpoint is out of range for `u8` let _range_g = 0..128i8; //~ ERROR range endpoint is out of range for `i8` range_a.collect::>(); range_b.collect::>(); range_c.collect::>(); range_d.collect::>(); range_e.collect::>(); }