src/test/compile-fail/lint-ctypes-enum.rs

   1 // Copyright 2013 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 #![deny(improper_ctypes)]
  12 #![allow(dead_code)]
  13
  14 enum Z { }
  15 enum U { A }
  16 enum B { C, D }
  17 enum T { E, F, G }
  18
  19 extern {
  20    fn zf(x: Z);
  21    fn uf(x: U); //~ ERROR found enum without foreign-function-safe
  22    fn bf(x: B); //~ ERROR found enum without foreign-function-safe
  23    fn tf(x: T); //~ ERROR found enum without foreign-function-safe
  24 }
  25
  26 pub fn main() { }