error: `?Trait` bounds are only permitted at the point where a type parameter is declared --> $DIR/maybe-bounds-where.rs:1:28 | LL | struct S1(T) where (T): ?Sized; | ^^^^^^ error: `?Trait` bounds are only permitted at the point where a type parameter is declared --> $DIR/maybe-bounds-where.rs:4:27 | LL | struct S2(T) where u8: ?Sized; | ^^^^^^ error: `?Trait` bounds are only permitted at the point where a type parameter is declared --> $DIR/maybe-bounds-where.rs:7:35 | LL | struct S3(T) where &'static T: ?Sized; | ^^^^^^ error: `?Trait` bounds are only permitted at the point where a type parameter is declared --> $DIR/maybe-bounds-where.rs:12:34 | LL | struct S4(T) where for<'a> T: ?Trait<'a>; | ^^^^^^^^^^ error: `?Trait` bounds are only permitted at the point where a type parameter is declared --> $DIR/maybe-bounds-where.rs:21:21 | LL | fn f() where T: ?Sized {} | ^^^^^^ warning: relaxing a default bound only does something for `?Sized`; all other traits are not bound by default --> $DIR/maybe-bounds-where.rs:12:34 | LL | struct S4(T) where for<'a> T: ?Trait<'a>; | ^^^^^^^^^^ error[E0203]: type parameter has more than one relaxed default bound, only one is supported --> $DIR/maybe-bounds-where.rs:16:33 | LL | struct S5(*const T) where T: ?Trait<'static> + ?Sized; | ^^^^^^^^^^^^^^^ ^^^^^^ warning: relaxing a default bound only does something for `?Sized`; all other traits are not bound by default --> $DIR/maybe-bounds-where.rs:16:33 | LL | struct S5(*const T) where T: ?Trait<'static> + ?Sized; | ^^^^^^^^^^^^^^^ error: aborting due to 6 previous errors; 2 warnings emitted For more information about this error, try `rustc --explain E0203`.