rust/src/test/ui/lint/lint-range-endpoint-overflow.rs

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2019-04-27 06:45:17 -05:00
#![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
range_a.collect::<Vec<u8>>();
range_b.collect::<Vec<u8>>();
range_c.collect::<Vec<u8>>();
range_d.collect::<Vec<u8>>();
range_e.collect::<Vec<u8>>();
}