rust/tests/ui/variance/variance-use-invariant-struct-1.stderr

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

35 lines
1.5 KiB
Plaintext
Raw Normal View History

error: lifetime may not live long enough
2022-04-01 17:13:25 +00:00
--> $DIR/variance-use-invariant-struct-1.rs:10:5
|
LL | fn foo<'min,'max>(v: SomeStruct<&'max ()>)
| ---- ---- lifetime `'max` defined here
| |
| lifetime `'min` defined here
...
LL | v
| ^ function was supposed to return data with lifetime `'max` but it is returning data with lifetime `'min`
2019-10-27 14:39:14 +00:00
|
= help: consider adding the following bound: `'min: 'max`
2022-04-02 22:32:39 +00:00
= note: requirement occurs because of the type `SomeStruct<&()>`, which makes the generic argument `&()` invariant
= note: the struct `SomeStruct<T>` is invariant over the parameter `T`
= help: see <https://doc.rust-lang.org/nomicon/subtyping.html> for more information about variance
error: lifetime may not live long enough
2022-04-01 17:13:25 +00:00
--> $DIR/variance-use-invariant-struct-1.rs:18:5
|
LL | fn bar<'min,'max>(v: SomeStruct<&'min ()>)
| ---- ---- lifetime `'max` defined here
| |
| lifetime `'min` defined here
...
LL | v
| ^ function was supposed to return data with lifetime `'max` but it is returning data with lifetime `'min`
2019-10-27 14:39:14 +00:00
|
= help: consider adding the following bound: `'min: 'max`
2022-04-02 22:32:39 +00:00
= note: requirement occurs because of the type `SomeStruct<&()>`, which makes the generic argument `&()` invariant
= note: the struct `SomeStruct<T>` is invariant over the parameter `T`
= help: see <https://doc.rust-lang.org/nomicon/subtyping.html> for more information about variance
error: aborting due to 2 previous errors