src/test/ui/span/issue-36530.rs

   1 // gate-test-custom_inner_attributes
   2
   3 #![feature(register_attr)]
   4
   5 #![register_attr(foo)]
   6
   7 #[foo]
   8 mod foo {
   9     #![foo] //~ ERROR non-builtin inner attributes are unstable
  10 }
  11
  12 fn main() {}