File: ref_to_int_match.rs

package info (click to toggle)
rustc 1.85.0%2Bdfsg2-3
  • links: PTS, VCS
  • area: main
  • in suites: trixie
  • size: 893,176 kB
  • sloc: xml: 158,127; python: 35,830; javascript: 19,497; cpp: 19,002; sh: 17,245; ansic: 13,127; asm: 4,376; makefile: 1,051; lisp: 29; perl: 29; ruby: 19; sql: 11
file content (25 lines) | stat: -rw-r--r-- 408 bytes parent folder | download | duplicates (10) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
 
//@ stderr-per-bitwidth

fn main() {
    let n: Int = 40;
    match n {
        0..=10 => {},
        10..=BAR => {}, // ok, `const` error already emitted
        _ => {},
    }
}

#[repr(C)]
union Foo {
    f: Int,
    r: &'static u32,
}

#[cfg(target_pointer_width="64")]
type Int = u64;

#[cfg(target_pointer_width="32")]
type Int = u32;

const BAR: Int = unsafe { Foo { r: &42 }.f };
//~^ ERROR constant