File: liveness-assign-imm-local-with-drop.rs

package info (click to toggle)
rustc-web 1.85.0%2Bdfsg3-1~deb12u3
  • links: PTS, VCS
  • area: main
  • in suites: bookworm, bookworm-proposed-updates
  • size: 1,759,988 kB
  • sloc: xml: 158,127; python: 35,830; javascript: 19,497; cpp: 19,002; sh: 17,245; ansic: 13,127; asm: 4,376; makefile: 1,056; lisp: 29; perl: 29; ruby: 19; sql: 11
file content (12 lines) | stat: -rw-r--r-- 364 bytes parent folder | download | duplicates (17) 
1
2
3
4
5
6
7
8
9
10
11
12
 
fn test() {
    let b = Box::new(1); //~ NOTE first assignment
                         //~| HELP consider making this binding mutable
                         //~| SUGGESTION mut
    drop(b);
    b = Box::new(2); //~ ERROR cannot assign twice to immutable variable `b`
                     //~| NOTE cannot assign twice to immutable
    drop(b);
}

fn main() {
}