1 // Copyright 2015 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
13 use std::panic::UnwindSafe;
14 use std::cell::RefCell;
16 fn assert<T: UnwindSafe + ?Sized>() {}
19 assert::<*mut RefCell<i32>>();
20 //~^ ERROR the type `std::cell::UnsafeCell<i32>` may contain interior mutability and a
21 //~| ERROR the type `std::cell::UnsafeCell<usize>` may contain interior mutability and a