tests/ui/explicit-tail-calls/callee_is_track_caller_polymorphic.stderr

warning: tail calling a function marked with `#[track_caller]` has no special effect
  --> $DIR/callee_is_track_caller_polymorphic.rs:7:12
   |
LL |     become T::f();
   |            ^^^^^^
   |
   = note: `#[warn(tail_call_track_caller)]` on by default

warning: 1 warning emitted