src/test/ui/self/self-infer.rs

   1 struct S;
   2
   3 impl S {
   4     fn f(self: _) {} //~ERROR the placeholder `_` is not allowed within types on item signatures for functions
   5     fn g(self: &_) {} //~ERROR the placeholder `_` is not allowed within types on item signatures for functions
   6 }
   7
   8 fn main() {}