File: out_of_bounds_read.rs

package info (click to toggle)
rustc 1.87.0%2Bdfsg1-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 925,564 kB
  • sloc: xml: 158,127; python: 36,039; javascript: 19,761; sh: 19,737; cpp: 18,981; ansic: 13,133; asm: 4,376; makefile: 710; perl: 29; lisp: 28; ruby: 19; sql: 11
file content (13 lines) | stat: -rw-r--r-- 387 bytes parent folder | download | duplicates (8) 
1
2
3
4
5
6
7
8
9
10
11
12
13
 
//@ error-pattern: evaluation of constant value failed

fn main() {
    use std::ptr;

    const DATA: [u32; 1] = [42];

    const PAST_END_PTR: *const u32 = unsafe { DATA.as_ptr().add(1) };

    const _READ: u32 = unsafe { ptr::read(PAST_END_PTR) };
    const _CONST_READ: u32 = unsafe { PAST_END_PTR.read() };
    const _MUT_READ: u32 = unsafe { (PAST_END_PTR as *mut u32).read() };
}