rust/tests/ui/rfcs/rfc-2093-infer-outlives/regions-struct-not-wf.stderr

Ignoring revisions in .git-blame-ignore-revs. Click here to bypass and see the normal blame view.

49 lines
1.6 KiB
Plaintext
Raw Normal View History

error[E0309]: the parameter type `T` may not live long enough
--> $DIR/regions-struct-not-wf.rs:13:16
|
2019-03-09 06:03:44 -06:00
LL | type Out = &'a T;
| ^^^^^ ...so that the reference type `&'a T` does not outlive the data it points at
2022-03-14 09:56:37 -05:00
|
help: consider adding an explicit lifetime bound...
|
LL | impl<'a, T: 'a> Trait<'a, T> for usize {
| ++++
error[E0309]: the parameter type `T` may not live long enough
--> $DIR/regions-struct-not-wf.rs:21:16
|
2019-03-09 06:03:44 -06:00
LL | type Out = RefOk<'a, T>;
| ^^^^^^^^^^^^ ...so that the type `T` will meet its required lifetime bounds...
|
note: ...that is required by this bound
--> $DIR/regions-struct-not-wf.rs:16:20
|
LL | struct RefOk<'a, T:'a> {
| ^^
2022-03-14 09:56:37 -05:00
help: consider adding an explicit lifetime bound...
|
LL | impl<'a, T: 'a> Trait<'a, T> for u32 {
| ++++
error[E0491]: in type `&'a &'b T`, reference has a longer lifetime than the data it references
--> $DIR/regions-struct-not-wf.rs:25:16
|
2019-03-09 06:03:44 -06:00
LL | type Out = &'a &'b T;
| ^^^^^^^^^
|
note: the pointer is valid for the lifetime `'a` as defined here
2018-12-25 09:56:47 -06:00
--> $DIR/regions-struct-not-wf.rs:24:6
|
LL | impl<'a, 'b, T> Trait1<'a, 'b, T> for u32 {
| ^^
note: but the referenced data is only valid for the lifetime `'b` as defined here
2018-12-25 09:56:47 -06:00
--> $DIR/regions-struct-not-wf.rs:24:10
|
LL | impl<'a, 'b, T> Trait1<'a, 'b, T> for u32 {
| ^^
error: aborting due to 3 previous errors
Some errors have detailed explanations: E0309, E0491.
For more information about an error, try `rustc --explain E0309`.