rust/tests/ui/nll/user-annotations/closure-substs.polonius.stderr
2023-01-11 09:32:08 +00:00

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error: lifetime may not live long enough
--> $DIR/closure-substs.rs:8:16
|
LL | fn foo<'a>() {
| -- lifetime `'a` defined here
...
LL | return x;
| ^ returning this value requires that `'a` must outlive `'static`
|
= help: consider replacing `'a` with `'static`
error: lifetime may not live long enough
--> $DIR/closure-substs.rs:15:16
|
LL | |x: &i32| -> &'static i32 {
| - let's call the lifetime of this reference `'1`
LL | return x;
| ^ returning this value requires that `'1` must outlive `'static`
error: lifetime may not live long enough
--> $DIR/closure-substs.rs:15:16
|
LL | |x: &i32| -> &'static i32 {
| - - let's call the lifetime of this reference `'2`
| |
| let's call the lifetime of this reference `'1`
LL | return x;
| ^ returning this value requires that `'1` must outlive `'2`
error: lifetime may not live long enough
--> $DIR/closure-substs.rs:22:9
|
LL | fn bar<'a>() {
| -- lifetime `'a` defined here
...
LL | b(x);
| ^^^^ argument requires that `'a` must outlive `'static`
|
= help: consider replacing `'a` with `'static`
error[E0521]: borrowed data escapes outside of closure
--> $DIR/closure-substs.rs:29:9
|
LL | |x: &i32, b: fn(&'static i32)| {
| - `x` is a reference that is only valid in the closure body
LL | b(x);
| ^^^^ `x` escapes the closure body here
error[E0521]: borrowed data escapes outside of closure
--> $DIR/closure-substs.rs:29:9
|
LL | |x: &i32, b: fn(&'static i32)| {
| - - `b` declared here, outside of the closure body
| |
| `x` is a reference that is only valid in the closure body
LL | b(x);
| ^^^^ `x` escapes the closure body here
error: aborting due to 6 previous errors
For more information about this error, try `rustc --explain E0521`.