src/test/ui/feature-gates/issue-43106-gating-of-stable.rs

   1 // Testing gating of `#[stable]` in "weird" places.
   2 //
   3 // This file sits on its own because these signal errors, making
   4 // this test incompatible with the "warnings only" nature of
   5 // issue-43106-gating-of-builtin-attrs.rs
   6
   7 #![stable()]
   8 //~^ ERROR stability attributes may not be used outside of the standard library
   9
  10 #[stable()]
  11 //~^ ERROR stability attributes may not be used outside of the standard library
  12 mod stable {
  13     mod inner {
  14         #![stable()]
  15         //~^ ERROR stability attributes may not be used outside of the standard library
  16     }
  17
  18     #[stable()]
  19     //~^ ERROR stability attributes may not be used outside of the standard library
  20     fn f() {}
  21
  22     #[stable()]
  23     //~^ ERROR stability attributes may not be used outside of the standard library
  24     struct S;
  25
  26     #[stable()]
  27     //~^ ERROR stability attributes may not be used outside of the standard library
  28     type T = S;
  29
  30     #[stable()]
  31     //~^ ERROR stability attributes may not be used outside of the standard library
  32     impl S {}
  33 }
  34
  35 fn main() {}