src/test/ui/unsized/unsized-inherent-impl-self-type.stderr

   1 error[E0277]: the size for values of type `X` cannot be known at compilation time
   2   --> $DIR/unsized-inherent-impl-self-type.rs:7:17
   3    |
   4 LL | struct S5<Y>(Y);
   5    |           - required by this bound in `S5`
   6 LL |
   7 LL | impl<X: ?Sized> S5<X> {
   8    |      -          ^^^^^ doesn't have a size known at compile-time
   9    |      |
  10    |      this type parameter needs to be `Sized`
  11    |
  12 help: you could relax the implicit `Sized` bound on `Y` if it were used through indirection like `&Y` or `Box<Y>`
  13   --> $DIR/unsized-inherent-impl-self-type.rs:5:11
  14    |
  15 LL | struct S5<Y>(Y);
  16    |           ^  - ...if indirection were used here: `Box<Y>`
  17    |           |
  18    |           this could be changed to `Y: ?Sized`...
  19
  20 error: aborting due to previous error
  21
  22 For more information about this error, try `rustc --explain E0277`.