src/test/ui/not-panic/not-panic-safe-5.stderr

   1 error[E0277]: the type `UnsafeCell<i32>` may contain interior mutability and a reference may not be safely transferrable across a catch_unwind boundary
   2   --> $DIR/not-panic-safe-5.rs:9:5
   3    |
   4 LL |     assert::<*const UnsafeCell<i32>>();
   5    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `UnsafeCell<i32>` may contain interior mutability and a reference may not be safely transferrable across a catch_unwind boundary
   6    |
   7    = help: the trait `RefUnwindSafe` is not implemented for `UnsafeCell<i32>`
   8    = note: required because of the requirements on the impl of `UnwindSafe` for `*const UnsafeCell<i32>`
   9 note: required by a bound in `assert`
  10   --> $DIR/not-panic-safe-5.rs:6:14
  11    |
  12 LL | fn assert<T: UnwindSafe + ?Sized>() {}
  13    |              ^^^^^^^^^^ required by this bound in `assert`
  14
  15 error: aborting due to previous error
  16
  17 For more information about this error, try `rustc --explain E0277`.