rust/tests/ui/impl-trait/multiple-lifetimes/ordinary-bounds-unrelated.stderr

20 lines
1000 B
Plaintext

error[E0700]: hidden type for `impl Trait<'d, 'e>` captures lifetime that does not appear in bounds
--> $DIR/ordinary-bounds-unrelated.rs:28:33
|
LL | fn upper_bounds<'a, 'b, 'c, 'd, 'e>(a: Ordinary<'a>, b: Ordinary<'b>) -> impl Trait<'d, 'e>
| -- ------------------ opaque type defined here
| |
| hidden type `Ordinary<'b>` captures the lifetime `'b` as defined here
...
LL | if condition() { a } else { b }
| ^
|
help: to declare that `impl Trait<'d, 'e>` captures `'b`, you can add an explicit `'b` lifetime bound
|
LL | fn upper_bounds<'a, 'b, 'c, 'd, 'e>(a: Ordinary<'a>, b: Ordinary<'b>) -> impl Trait<'d, 'e> + 'b
| ++++
error: aborting due to previous error
For more information about this error, try `rustc --explain E0700`.