tests/ui/impl-trait/universal_wrong_bounds.rs

   1 use std::fmt::Display;
   2
   3 fn foo(f: impl Display + Clone) -> String {
   4     wants_debug(f);
   5     wants_display(f);
   6     wants_clone(f);
   7 }
   8
   9 fn wants_debug(g: impl Debug) { } //~ ERROR expected trait, found derive macro `Debug`
  10 fn wants_display(g: impl Debug) { } //~ ERROR expected trait, found derive macro `Debug`
  11 fn wants_clone(g: impl Clone) { }
  12
  13 fn main() {}