rust/src/test/ui/nll/ty-outlives/ty-param-closure-outlives-from-where-clause.stderr

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warning: not reporting region error due to -Znll
--> $DIR/ty-param-closure-outlives-from-where-clause.rs:45:9
|
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LL | require(&x, &y)
| ^^^^^^^
warning: not reporting region error due to -Znll
--> $DIR/ty-param-closure-outlives-from-where-clause.rs:79:9
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LL | require(&x, &y)
| ^^^^^^^
note: External requirements
--> $DIR/ty-param-closure-outlives-from-where-clause.rs:38:26
|
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LL | with_signature(a, b, |x, y| {
| __________________________^
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LL | | //~^ ERROR the parameter type `T` may not live long enough
LL | | //
LL | | // See `correct_region`, which explains the point of this
... |
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LL | | //~^ WARNING not reporting region error due to -Znll
LL | | })
| |_____^
|
= note: defining type: DefId(0/1:16 ~ ty_param_closure_outlives_from_where_clause[317d]::no_region[0]::{{closure}}[0]) with closure substs [
T,
i32,
extern "rust-call" fn((std::cell::Cell<&'_#1r ()>, T))
]
= note: number of external vids: 2
= note: where T: '_#1r
error[E0309]: the parameter type `T` may not live long enough
--> $DIR/ty-param-closure-outlives-from-where-clause.rs:38:26
|
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LL | with_signature(a, b, |x, y| {
| __________________________^
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LL | | //~^ ERROR the parameter type `T` may not live long enough
LL | | //
LL | | // See `correct_region`, which explains the point of this
... |
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LL | | //~^ WARNING not reporting region error due to -Znll
LL | | })
| |_____^
|
= help: consider adding an explicit lifetime bound `T: ReFree(DefId(0/0:6 ~ ty_param_closure_outlives_from_where_clause[317d]::no_region[0]), BrNamed(crate0:DefIndex(1:14), 'a))`...
note: No external requirements
--> $DIR/ty-param-closure-outlives-from-where-clause.rs:37:1
|
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LL | / fn no_region<'a, T>(a: Cell<&'a ()>, b: T) {
LL | | with_signature(a, b, |x, y| {
LL | | //~^ ERROR the parameter type `T` may not live long enough
LL | | //
... |
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LL | | })
LL | | }
| |_^
|
= note: defining type: DefId(0/0:6 ~ ty_param_closure_outlives_from_where_clause[317d]::no_region[0]) with substs [
T
]
note: External requirements
--> $DIR/ty-param-closure-outlives-from-where-clause.rs:55:26
|
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LL | with_signature(a, b, |x, y| {
| __________________________^
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LL | | // Key point of this test:
LL | | //
LL | | // The *closure* is being type-checked with all of its free
... |
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LL | | require(&x, &y)
LL | | })
| |_____^
|
= note: defining type: DefId(0/1:19 ~ ty_param_closure_outlives_from_where_clause[317d]::correct_region[0]::{{closure}}[0]) with closure substs [
'_#1r,
T,
i32,
extern "rust-call" fn((std::cell::Cell<&'_#2r ()>, T))
]
= note: number of external vids: 3
= note: where T: '_#2r
note: No external requirements
--> $DIR/ty-param-closure-outlives-from-where-clause.rs:51:1
|
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LL | / fn correct_region<'a, T>(a: Cell<&'a ()>, b: T)
LL | | where
LL | | T: 'a,
LL | | {
... |
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LL | | })
LL | | }
| |_^
|
= note: defining type: DefId(0/0:7 ~ ty_param_closure_outlives_from_where_clause[317d]::correct_region[0]) with substs [
'_#1r,
T
]
note: External requirements
--> $DIR/ty-param-closure-outlives-from-where-clause.rs:76:26
|
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LL | with_signature(a, b, |x, y| {
| __________________________^
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LL | | //~^ ERROR the parameter type `T` may not live long enough
LL | | // See `correct_region`
LL | | require(&x, &y)
LL | | //~^ WARNING not reporting region error due to -Znll
LL | | })
| |_____^
|
= note: defining type: DefId(0/1:23 ~ ty_param_closure_outlives_from_where_clause[317d]::wrong_region[0]::{{closure}}[0]) with closure substs [
'_#1r,
T,
i32,
extern "rust-call" fn((std::cell::Cell<&'_#2r ()>, T))
]
= note: number of external vids: 3
= note: where T: '_#2r
error[E0309]: the parameter type `T` may not live long enough
--> $DIR/ty-param-closure-outlives-from-where-clause.rs:76:26
|
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LL | with_signature(a, b, |x, y| {
| __________________________^
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LL | | //~^ ERROR the parameter type `T` may not live long enough
LL | | // See `correct_region`
LL | | require(&x, &y)
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LL | | //~^ WARNING not reporting region error due to -Znll
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LL | | })
| |_____^
|
= help: consider adding an explicit lifetime bound `T: ReFree(DefId(0/0:8 ~ ty_param_closure_outlives_from_where_clause[317d]::wrong_region[0]), BrNamed(crate0:DefIndex(1:20), 'a))`...
note: No external requirements
--> $DIR/ty-param-closure-outlives-from-where-clause.rs:72:1
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LL | / fn wrong_region<'a, 'b, T>(a: Cell<&'a ()>, b: T)
LL | | where
LL | | T: 'b,
LL | | {
... |
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LL | | })
LL | | }
| |_^
|
= note: defining type: DefId(0/0:8 ~ ty_param_closure_outlives_from_where_clause[317d]::wrong_region[0]) with substs [
'_#1r,
T
]
note: External requirements
--> $DIR/ty-param-closure-outlives-from-where-clause.rs:90:26
|
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LL | with_signature(a, b, |x, y| {
| __________________________^
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LL | | // See `correct_region`
LL | | require(&x, &y)
LL | | })
| |_____^
|
= note: defining type: DefId(0/1:27 ~ ty_param_closure_outlives_from_where_clause[317d]::outlives_region[0]::{{closure}}[0]) with closure substs [
'_#1r,
'_#2r,
T,
i32,
extern "rust-call" fn((std::cell::Cell<&'_#3r ()>, T))
]
= note: number of external vids: 4
= note: where T: '_#3r
note: No external requirements
--> $DIR/ty-param-closure-outlives-from-where-clause.rs:85:1
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LL | / fn outlives_region<'a, 'b, T>(a: Cell<&'a ()>, b: T)
LL | | where
LL | | T: 'b,
LL | | 'b: 'a,
... |
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LL | | })
LL | | }
| |_^
|
= note: defining type: DefId(0/0:9 ~ ty_param_closure_outlives_from_where_clause[317d]::outlives_region[0]) with substs [
'_#1r,
'_#2r,
T
]
error: aborting due to 2 previous errors
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If you want more information on this error, try using "rustc --explain E0309"