src/test/compile-fail/gated-unsafe-destructor.rs

   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.
   4 //
   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.
  10
  11 // Test that `#[unsafe_destructor]` attribute is gated by `unsafe_destructor`
  12 // feature gate.
  13 //
  14 // (This test can be removed entirely when we remove the
  15 // `unsafe_destructor` feature itself.)
  16
  17 struct D<'a>(&'a u32);
  18
  19 #[unsafe_destructor]
  20 //~^ ERROR `#[unsafe_destructor]` does nothing anymore
  21 impl<'a> Drop for D<'a> {
  22     fn drop(&mut self) { }
  23 }
  24
  25 pub fn main() { }