File: check-size-at-cast-polymorphic-bad.stderr

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error[E0277]: `&T` needs to have the same ABI as a pointer
  --> $DIR/check-size-at-cast-polymorphic-bad.rs:11:15
   |
LL |     dyn_debug(t);
   |               ^ `&T` needs to be a pointer-like type
   |
   = help: the trait `PointerLike` is not implemented for `&T`
help: consider introducing a `where` clause, but there might be an alternative better way to express this requirement
   |
LL | fn polymorphic<T: Debug + ?Sized>(t: &T) where &T: PointerLike {
   |                                          +++++++++++++++++++++

error: aborting due to previous error

For more information about this error, try `rustc --explain E0277`.