tests/ui/ptr_ops/issue-80309.rs

   1 // run-pass
   2 // compile-flags: -O
   3
   4 // Regression test for issue #80309
   5
   6 pub unsafe fn foo(x: *const i8) -> i8 {
   7     *x.wrapping_sub(x as _).wrapping_add(x as _)
   8 }
   9
  10 fn main() {
  11     let x = 42;
  12     println!("{}", unsafe { foo(&x) });
  13 }