error[E0277]: the trait bound `A: Deref` is not satisfied --> $DIR/issue-25901.rs:4:24 | LL | static S: &'static B = &A; | ^^ the trait `~const Deref` is not implemented for `A` | note: the trait `Deref` is implemented for `A`, but that implementation is not `const` --> $DIR/issue-25901.rs:4:24 | LL | static S: &'static B = &A; | ^^ error: aborting due to previous error For more information about this error, try `rustc --explain E0277`.