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1 // Copyright 2012 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
13 // compile-flags: -D unused-comparisons
17 let mut i
= 100_usize
;
18 while i
>= 0 { //~ ERROR comparison is useless due to type limits
29 let _
= u
> 255; //~ ERROR comparison is useless due to type limits
30 let _
= 255 < u
; //~ ERROR comparison is useless due to type limits
31 let _
= u
< 0; //~ ERROR comparison is useless due to type limits
32 let _
= 0 > u
; //~ ERROR comparison is useless due to type limits
33 let _
= u
<= 255; //~ ERROR comparison is useless due to type limits
34 let _
= 255 >= u
; //~ ERROR comparison is useless due to type limits
35 let _
= u
>= 0; //~ ERROR comparison is useless due to type limits
36 let _
= 0 <= u
; //~ ERROR comparison is useless due to type limits