summaryrefslogtreecommitdiffstats
path: root/tests/ui/traits/trait-upcasting/upcast-through-struct-tail.current.stderr
blob: 9f0993d65a71097d813c09b6109f5f3897f50113 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
error[E0658]: cannot cast `dyn A` to `dyn B`, trait upcasting coercion is experimental
  --> $DIR/upcast-through-struct-tail.rs:10:5
   |
LL |     x
   |     ^
   |
   = note: see issue #65991 <https://github.com/rust-lang/rust/issues/65991> for more information
   = help: add `#![feature(trait_upcasting)]` to the crate attributes to enable
   = note: required when coercing `Box<Wrapper<(dyn A + 'a)>>` into `Box<Wrapper<(dyn B + 'a)>>`

error: aborting due to previous error

For more information about this error, try `rustc --explain E0658`.