src/test/compile-fail/issue-14309.rs

   1 // Copyright 2014 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 struct A {
  15     x: i32
  16 }
  17
  18 #[repr(C, packed)]
  19 struct B {
  20     x: i32,
  21     y: A
  22 }
  23
  24 #[repr(C)]
  25 struct C {
  26     x: i32
  27 }
  28
  29 type A2 = A;
  30 type B2 = B;
  31 type C2 = C;
  32
  33 #[repr(C)]
  34 struct D {
  35     x: C,
  36     y: A
  37 }
  38
  39 extern "C" {
  40     fn foo(x: A); //~ ERROR found type without foreign-function-safe
  41     fn bar(x: B); //~ ERROR foreign-function-safe
  42     fn baz(x: C);
  43     fn qux(x: A2); //~ ERROR foreign-function-safe
  44     fn quux(x: B2); //~ ERROR foreign-function-safe
  45     fn corge(x: C2);
  46     fn fred(x: D); //~ ERROR foreign-function-safe
  47 }
  48
  49 fn main() { }