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Point at var in short lived borrows

This commit is contained in:
Esteban Küber 2017-12-13 17:27:23 -08:00
parent 9331031909
commit 02079e44dd
82 changed files with 514 additions and 470 deletions
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18
src/librustc_borrowck/borrowck/mod.rs
View File

@ -919,11 +919,9 @@ impl<'a, 'tcx> BorrowckCtxt<'a, 'tcx> {
}
let mut db = self.path_does_not_live_long_enough(error_span, &msg, Origin::Ast);
let (value_kind, value_msg) = match err.cmt.cat {
mc::Categorization::Rvalue(..) =>
("temporary value", "temporary value created here"),
_ =>
("borrowed value", "borrow occurs here")
let value_kind = match err.cmt.cat {
mc::Categorization::Rvalue(..) => "temporary value",
_ => "borrowed value",
};
let is_closure = match cause {
@ -936,14 +934,16 @@ impl<'a, 'tcx> BorrowckCtxt<'a, 'tcx> {
Some(primary) => {
db.span = MultiSpan::from_span(s);
db.span_label(primary, "capture occurs here");
db.span_label(s, "does not live long enough");
db.span_label(s, format!("{} does not live long enough",
value_kind));
true
}
None => false
}
}
_ => {
db.span_label(error_span, "does not live long enough");
db.span_label(error_span, format!("{} does not live long enough",
value_kind));
false
}
};
@ -954,8 +954,6 @@ impl<'a, 'tcx> BorrowckCtxt<'a, 'tcx> {
match (sub_span, super_span) {
(Some(s1), Some(s2)) if s1 == s2 => {
if !is_closure {
db.span = MultiSpan::from_span(s1);
db.span_label(error_span, value_msg);
let msg = match opt_loan_path(&err.cmt) {
None => value_kind.to_string(),
Some(lp) => {
@ -971,8 +969,6 @@ impl<'a, 'tcx> BorrowckCtxt<'a, 'tcx> {
they are created");
}
(Some(s1), Some(s2)) if !is_closure => {
db.span = MultiSpan::from_span(s2);
db.span_label(error_span, value_msg);
let msg = match opt_loan_path(&err.cmt) {
None => value_kind.to_string(),
Some(lp) => {

9
src/test/ui/dropck/dropck-eyepatch-extern-crate.rs
View File

@ -37,7 +37,9 @@ fn main() {
dr = Dr("dr", &c_long);
// Error: destructor order imprecisely modelled
dt = Dt("dt", &c);
//~^ ERROR `c` does not live long enough
dr = Dr("dr", &c);
//~^ ERROR `c` does not live long enough
// No error: Drop impl asserts .1 (A and &'a _) are not accessed
pt = Pt("pt", &c, &c_long);
@ -45,14 +47,13 @@ fn main() {
// Error: Drop impl's assertion does not apply to `B` nor `&'b _`
pt = Pt("pt", &c_long, &c);
//~^ ERROR `c` does not live long enough
pr = Pr("pr", &c_long, &c);
//~^ ERROR `c` does not live long enough
// No error: St and Sr have no destructor.
st = St("st", &c);
sr = Sr("sr", &c);
println!("{:?}", (dt.0, dr.0, pt.0, pr.0, st.0, sr.0));
}//~ ERROR `c` does not live long enough
//~^ ERROR `c` does not live long enough
//~| ERROR `c` does not live long enough
//~| ERROR `c` does not live long enough
}

38
src/test/ui/dropck/dropck-eyepatch-extern-crate.stderr
View File

@ -1,44 +1,44 @@
error[E0597]: `c` does not live long enough
--> $DIR/dropck-eyepatch-extern-crate.rs:55:1
--> $DIR/dropck-eyepatch-extern-crate.rs:39:20
|
39 | dt = Dt("dt", &c);
| - borrow occurs here
| ^ borrowed value does not live long enough
...
55 | }//~ ERROR `c` does not live long enough
| ^ `c` dropped here while still borrowed
59 | }
| - `c` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `c` does not live long enough
--> $DIR/dropck-eyepatch-extern-crate.rs:55:1
--> $DIR/dropck-eyepatch-extern-crate.rs:41:20
|
40 | dr = Dr("dr", &c);
| - borrow occurs here
41 | dr = Dr("dr", &c);
| ^ borrowed value does not live long enough
...
55 | }//~ ERROR `c` does not live long enough
| ^ `c` dropped here while still borrowed
59 | }
| - `c` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `c` does not live long enough
--> $DIR/dropck-eyepatch-extern-crate.rs:55:1
--> $DIR/dropck-eyepatch-extern-crate.rs:49:29
|
47 | pt = Pt("pt", &c_long, &c);
| - borrow occurs here
49 | pt = Pt("pt", &c_long, &c);
| ^ borrowed value does not live long enough
...
55 | }//~ ERROR `c` does not live long enough
| ^ `c` dropped here while still borrowed
59 | }
| - `c` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `c` does not live long enough
--> $DIR/dropck-eyepatch-extern-crate.rs:55:1
--> $DIR/dropck-eyepatch-extern-crate.rs:51:29
|
48 | pr = Pr("pr", &c_long, &c);
| - borrow occurs here
51 | pr = Pr("pr", &c_long, &c);
| ^ borrowed value does not live long enough
...
55 | }//~ ERROR `c` does not live long enough
| ^ `c` dropped here while still borrowed
59 | }
| - `c` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created

8
src/test/ui/dropck/dropck-eyepatch-reorder.rs
View File

@ -55,7 +55,9 @@ fn main() {
dr = Dr("dr", &c_long);
// Error: destructor order imprecisely modelled
dt = Dt("dt", &c);
//~^ ERROR `c` does not live long enough
dr = Dr("dr", &c);
//~^ ERROR `c` does not live long enough
// No error: Drop impl asserts .1 (A and &'a _) are not accessed
pt = Pt("pt", &c, &c_long);
@ -63,7 +65,9 @@ fn main() {
// Error: Drop impl's assertion does not apply to `B` nor `&'b _`
pt = Pt("pt", &c_long, &c);
//~^ ERROR `c` does not live long enough
pr = Pr("pr", &c_long, &c);
//~^ ERROR `c` does not live long enough
// No error: St and Sr have no destructor.
st = St("st", &c);
@ -71,7 +75,3 @@ fn main() {
println!("{:?}", (dt.0, dr.0, pt.0, pr.0, st.0, sr.0));
}
//~^ ERROR `c` does not live long enough
//~| ERROR `c` does not live long enough
//~| ERROR `c` does not live long enough
//~| ERROR `c` does not live long enough

38
src/test/ui/dropck/dropck-eyepatch-reorder.stderr
View File

@ -1,44 +1,44 @@
error[E0597]: `c` does not live long enough
--> $DIR/dropck-eyepatch-reorder.rs:73:1
--> $DIR/dropck-eyepatch-reorder.rs:57:20
|
57 | dt = Dt("dt", &c);
| - borrow occurs here
| ^ borrowed value does not live long enough
...
73 | }
| ^ `c` dropped here while still borrowed
77 | }
| - `c` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `c` does not live long enough
--> $DIR/dropck-eyepatch-reorder.rs:73:1
--> $DIR/dropck-eyepatch-reorder.rs:59:20
|
58 | dr = Dr("dr", &c);
| - borrow occurs here
59 | dr = Dr("dr", &c);
| ^ borrowed value does not live long enough
...
73 | }
| ^ `c` dropped here while still borrowed
77 | }
| - `c` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `c` does not live long enough
--> $DIR/dropck-eyepatch-reorder.rs:73:1
--> $DIR/dropck-eyepatch-reorder.rs:67:29
|
65 | pt = Pt("pt", &c_long, &c);
| - borrow occurs here
67 | pt = Pt("pt", &c_long, &c);
| ^ borrowed value does not live long enough
...
73 | }
| ^ `c` dropped here while still borrowed
77 | }
| - `c` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `c` does not live long enough
--> $DIR/dropck-eyepatch-reorder.rs:73:1
--> $DIR/dropck-eyepatch-reorder.rs:69:29
|
66 | pr = Pr("pr", &c_long, &c);
| - borrow occurs here
69 | pr = Pr("pr", &c_long, &c);
| ^ borrowed value does not live long enough
...
73 | }
| ^ `c` dropped here while still borrowed
77 | }
| - `c` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created

8
src/test/ui/dropck/dropck-eyepatch.rs
View File

@ -78,7 +78,9 @@ fn main() {
dr = Dr("dr", &c_long);
// Error: destructor order imprecisely modelled
dt = Dt("dt", &c);
//~^ ERROR `c` does not live long enough
dr = Dr("dr", &c);
//~^ ERROR `c` does not live long enough
// No error: Drop impl asserts .1 (A and &'a _) are not accessed
pt = Pt("pt", &c, &c_long);
@ -86,7 +88,9 @@ fn main() {
// Error: Drop impl's assertion does not apply to `B` nor `&'b _`
pt = Pt("pt", &c_long, &c);
//~^ ERROR `c` does not live long enough
pr = Pr("pr", &c_long, &c);
//~^ ERROR `c` does not live long enough
// No error: St and Sr have no destructor.
st = St("st", &c);
@ -94,7 +98,3 @@ fn main() {
println!("{:?}", (dt.0, dr.0, pt.0, pr.0, st.0, sr.0));
}
//~^ ERROR `c` does not live long enough
//~| ERROR `c` does not live long enough
//~| ERROR `c` does not live long enough
//~| ERROR `c` does not live long enough

64
src/test/ui/dropck/dropck-eyepatch.stderr
View File

@ -1,46 +1,46 @@
error[E0597]: `c` does not live long enough
--> $DIR/dropck-eyepatch.rs:96:1
|
80 | dt = Dt("dt", &c);
| - borrow occurs here
--> $DIR/dropck-eyepatch.rs:80:20
|
80 | dt = Dt("dt", &c);
| ^ borrowed value does not live long enough
...
96 | }
| ^ `c` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
100 | }
| - `c` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `c` does not live long enough
--> $DIR/dropck-eyepatch.rs:96:1
|
81 | dr = Dr("dr", &c);
| - borrow occurs here
--> $DIR/dropck-eyepatch.rs:82:20
|
82 | dr = Dr("dr", &c);
| ^ borrowed value does not live long enough
...
96 | }
| ^ `c` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
100 | }
| - `c` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `c` does not live long enough
--> $DIR/dropck-eyepatch.rs:96:1
|
88 | pt = Pt("pt", &c_long, &c);
| - borrow occurs here
--> $DIR/dropck-eyepatch.rs:90:29
|
90 | pt = Pt("pt", &c_long, &c);
| ^ borrowed value does not live long enough
...
96 | }
| ^ `c` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
100 | }
| - `c` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `c` does not live long enough
--> $DIR/dropck-eyepatch.rs:96:1
|
89 | pr = Pr("pr", &c_long, &c);
| - borrow occurs here
--> $DIR/dropck-eyepatch.rs:92:29
|
92 | pr = Pr("pr", &c_long, &c);
| ^ borrowed value does not live long enough
...
96 | }
| ^ `c` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
100 | }
| - `c` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error: aborting due to 4 previous errors

4
src/test/ui/generator/borrowing.stderr
View File

@ -2,7 +2,7 @@ error[E0597]: `a` does not live long enough
--> $DIR/borrowing.rs:18:20
|
18 | (|| yield &a).resume()
| -- ^ does not live long enough
| -- ^ borrowed value does not live long enough
| |
| capture occurs here
19 | //~^ ERROR: `a` does not live long enough
@ -18,7 +18,7 @@ error[E0597]: `a` does not live long enough
24 | || {
| -- capture occurs here
25 | yield &a
| ^ does not live long enough
| ^ borrowed value does not live long enough
...
28 | };
| - borrowed value only lives until here

3
src/test/ui/generator/ref-escapes-but-not-over-yield.rs
View File

@ -22,7 +22,8 @@ fn foo(x: &i32) {
yield();
let b = 5;
a = &b;
}; //~ ERROR
//~^ ERROR `b` does not live long enough
};
}
fn main() { }

11
src/test/ui/generator/ref-escapes-but-not-over-yield.stderr
View File

@ -1,11 +1,12 @@
error[E0597]: `b` does not live long enough
--> $DIR/ref-escapes-but-not-over-yield.rs:25:5
--> $DIR/ref-escapes-but-not-over-yield.rs:24:14
|
24 | a = &b;
| - borrow occurs here
25 | }; //~ ERROR
| ^ `b` dropped here while still borrowed
26 | }
| ^ borrowed value does not live long enough
25 | //~^ ERROR `b` does not live long enough
26 | };
| - `b` dropped here while still borrowed
27 | }
| - borrowed value needs to live until here
error: aborting due to previous error

6
src/test/ui/issue-46471-1.stderr
View File

@ -1,10 +1,10 @@
error[E0597]: `z` does not live long enough (Ast)
--> $DIR/issue-46471-1.rs:17:5
--> $DIR/issue-46471-1.rs:16:14
|
16 | &mut z
| - borrow occurs here
| ^ borrowed value does not live long enough
17 | };
| ^ `z` dropped here while still borrowed
| - `z` dropped here while still borrowed
...
21 | }
| - borrowed value needs to live until here

2
src/test/ui/issue-46471.stderr
View File

@ -2,7 +2,7 @@ error[E0597]: `x` does not live long enough (Ast)
--> $DIR/issue-46471.rs:15:6
|
15 | &x
| ^ does not live long enough
| ^ borrowed value does not live long enough
...
18 | }
| - borrowed value only lives until here

2
src/test/ui/issue-46472.stderr
View File

@ -2,7 +2,7 @@ error[E0597]: borrowed value does not live long enough (Ast)
--> $DIR/issue-46472.rs:14:10
|
14 | &mut 4
| ^ does not live long enough
| ^ temporary value does not live long enough
...
17 | }
| - temporary value only lives until here

2
src/test/ui/lifetimes/borrowck-let-suggestion.rs
View File

@ -9,7 +9,7 @@
// except according to those terms.
fn f() {
let x = vec![1].iter(); //~ ERROR does not live long enough
let x = vec![1].iter();
}
fn main() {

8
src/test/ui/lifetimes/borrowck-let-suggestion.stderr
View File

@ -1,10 +1,10 @@
error[E0597]: borrowed value does not live long enough
--> $DIR/borrowck-let-suggestion.rs:12:27
--> $DIR/borrowck-let-suggestion.rs:12:13
|
12 | let x = vec![1].iter(); //~ ERROR does not live long enough
| ------- ^ temporary value dropped here while still borrowed
12 | let x = vec![1].iter();
| ^^^^^^^ - temporary value dropped here while still borrowed
| |
| temporary value created here
| temporary value does not live long enough
13 | }
| - temporary value needs to live until here
|

16
src/test/ui/span/borrowck-let-suggestion-suffixes.rs
View File

@ -19,11 +19,17 @@ fn f() {
let young = ['y']; // statement 3
v2.push(&young[0]); // statement 4
//~^ ERROR `young[..]` does not live long enough
//~| NOTE borrowed value does not live long enough
//~| NOTE values in a scope are dropped in the opposite order they are created
let mut v3 = Vec::new(); // statement 5
v3.push(&id('x')); // statement 6
//~^ ERROR borrowed value does not live long enough
//~| NOTE temporary value does not live long enough
//~| NOTE temporary value dropped here while still borrowed
//~| NOTE consider using a `let` binding to increase its lifetime
{
@ -31,6 +37,9 @@ fn f() {
v4.push(&id('y'));
//~^ ERROR borrowed value does not live long enough
//~| NOTE temporary value does not live long enough
//~| NOTE temporary value dropped here while still borrowed
//~| NOTE consider using a `let` binding to increase its lifetime
} // (statement 7)
@ -38,10 +47,15 @@ fn f() {
v5.push(&id('z'));
//~^ ERROR borrowed value does not live long enough
//~| NOTE temporary value does not live long enough
//~| NOTE temporary value dropped here while still borrowed
//~| NOTE consider using a `let` binding to increase its lifetime
v1.push(&old[0]);
}
//~^ ERROR `young[..]` does not live long enough
//~^ NOTE `young[..]` dropped here while still borrowed
//~| NOTE temporary value needs to live until here
//~| NOTE temporary value needs to live until here
fn main() {
f();

3
src/test/ui/span/borrowck-ref-into-rvalue.rs
View File

@ -12,9 +12,10 @@ fn main() {
let msg;
match Some("Hello".to_string()) {
Some(ref m) => {
//~^ ERROR borrowed value does not live long enough
msg = m;
},
None => { panic!() }
} //~ ERROR borrowed value does not live long enough
}
println!("{}", *msg);
}

12
src/test/ui/span/borrowck-ref-into-rvalue.stderr
View File

@ -1,13 +1,13 @@
error[E0597]: borrowed value does not live long enough
--> $DIR/borrowck-ref-into-rvalue.rs:18:5
--> $DIR/borrowck-ref-into-rvalue.rs:14:14
|
14 | Some(ref m) => {
| ----- borrow occurs here
| ^^^^^ borrowed value does not live long enough
...
18 | } //~ ERROR borrowed value does not live long enough
| ^ borrowed value dropped here while still borrowed
19 | println!("{}", *msg);
20 | }
19 | }
| - borrowed value dropped here while still borrowed
20 | println!("{}", *msg);
21 | }
| - borrowed value needs to live until here
|
= note: consider using a `let` binding to increase its lifetime

2
src/test/ui/span/destructor-restrictions.rs
View File

@ -16,6 +16,6 @@ fn main() {
let b = {
let a = Box::new(RefCell::new(4));
*a.borrow() + 1
}; //~ ERROR `*a` does not live long enough
}; //~^ ERROR `*a` does not live long enough
println!("{}", b);
}

8
src/test/ui/span/destructor-restrictions.stderr
View File

@ -1,10 +1,10 @@
error[E0597]: `*a` does not live long enough
--> $DIR/destructor-restrictions.rs:19:5
--> $DIR/destructor-restrictions.rs:18:10
|
18 | *a.borrow() + 1
| - borrow occurs here
19 | }; //~ ERROR `*a` does not live long enough
| ^- borrowed value needs to live until here
| ^ borrowed value does not live long enough
19 | }; //~^ ERROR `*a` does not live long enough
| -- borrowed value needs to live until here
| |
| `*a` dropped here while still borrowed

12
src/test/ui/span/dropck_arr_cycle_checked.rs
View File

@ -101,18 +101,18 @@ fn f() {
b2 = B::new();
b3 = B::new();
b1.a[0].v.set(Some(&b2));
//~^ ERROR `b2` does not live long enough
b1.a[1].v.set(Some(&b3));
//~^ ERROR `b3` does not live long enough
b2.a[0].v.set(Some(&b2));
//~^ ERROR `b2` does not live long enough
b2.a[1].v.set(Some(&b3));
//~^ ERROR `b3` does not live long enough
b3.a[0].v.set(Some(&b1));
//~^ ERROR `b1` does not live long enough
b3.a[1].v.set(Some(&b2));
//~^ ERROR `b2` does not live long enough
}
//~^ ERROR `b2` does not live long enough
//~| ERROR `b3` does not live long enough
//~| ERROR `b2` does not live long enough
//~| ERROR `b3` does not live long enough
//~| ERROR `b1` does not live long enough
//~| ERROR `b2` does not live long enough
fn main() {
f();

61
src/test/ui/span/dropck_arr_cycle_checked.stderr
View File

@ -1,65 +1,66 @@
error[E0597]: `b2` does not live long enough
--> $DIR/dropck_arr_cycle_checked.rs:109:1
--> $DIR/dropck_arr_cycle_checked.rs:103:25
|
103 | b1.a[0].v.set(Some(&b2));
| -- borrow occurs here
| ^^ borrowed value does not live long enough
...
109 | }
| ^ `b2` dropped here while still borrowed
115 | }
| - `b2` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `b3` does not live long enough
--> $DIR/dropck_arr_cycle_checked.rs:109:1
--> $DIR/dropck_arr_cycle_checked.rs:105:25
|
104 | b1.a[1].v.set(Some(&b3));
| -- borrow occurs here
105 | b1.a[1].v.set(Some(&b3));
| ^^ borrowed value does not live long enough
...
109 | }
| ^ `b3` dropped here while still borrowed
115 | }
| - `b3` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `b2` does not live long enough
--> $DIR/dropck_arr_cycle_checked.rs:109:1
--> $DIR/dropck_arr_cycle_checked.rs:107:25
|
105 | b2.a[0].v.set(Some(&b2));
| -- borrow occurs here
107 | b2.a[0].v.set(Some(&b2));
| ^^ borrowed value does not live long enough
...
109 | }
| ^ `b2` dropped here while still borrowed
115 | }
| - `b2` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `b3` does not live long enough
--> $DIR/dropck_arr_cycle_checked.rs:109:1
--> $DIR/dropck_arr_cycle_checked.rs:109:25
|
106 | b2.a[1].v.set(Some(&b3));
| -- borrow occurs here
109 | b2.a[1].v.set(Some(&b3));
| ^^ borrowed value does not live long enough
...
109 | }
| ^ `b3` dropped here while still borrowed
115 | }
| - `b3` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `b1` does not live long enough
--> $DIR/dropck_arr_cycle_checked.rs:109:1
--> $DIR/dropck_arr_cycle_checked.rs:111:25
|
107 | b3.a[0].v.set(Some(&b1));
| -- borrow occurs here
108 | b3.a[1].v.set(Some(&b2));
109 | }
| ^ `b1` dropped here while still borrowed
111 | b3.a[0].v.set(Some(&b1));
| ^^ borrowed value does not live long enough
...
115 | }
| - `b1` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `b2` does not live long enough
--> $DIR/dropck_arr_cycle_checked.rs:109:1
--> $DIR/dropck_arr_cycle_checked.rs:113:25
|
108 | b3.a[1].v.set(Some(&b2));
| -- borrow occurs here
109 | }
| ^ `b2` dropped here while still borrowed
113 | b3.a[1].v.set(Some(&b2));
| ^^ borrowed value does not live long enough
114 | //~^ ERROR `b2` does not live long enough
115 | }
| - `b2` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created

4
src/test/ui/span/dropck_direct_cycle_with_drop.rs
View File

@ -44,10 +44,10 @@ impl<'a> Drop for D<'a> {
fn g() {
let (d1, d2) = (D::new(format!("d1")), D::new(format!("d2")));
d1.p.set(Some(&d2));
//~^ ERROR `d2` does not live long enough
d2.p.set(Some(&d1));
//~^ ERROR `d1` does not live long enough
}
//~^ ERROR `d2` does not live long enough
//~| ERROR `d1` does not live long enough
fn main() {
g();

21
src/test/ui/span/dropck_direct_cycle_with_drop.stderr
View File

@ -1,21 +1,22 @@
error[E0597]: `d2` does not live long enough
--> $DIR/dropck_direct_cycle_with_drop.rs:48:1
--> $DIR/dropck_direct_cycle_with_drop.rs:46:20
|
46 | d1.p.set(Some(&d2));
| -- borrow occurs here
47 | d2.p.set(Some(&d1));
48 | }
| ^ `d2` dropped here while still borrowed
| ^^ borrowed value does not live long enough
...
50 | }
| - `d2` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `d1` does not live long enough
--> $DIR/dropck_direct_cycle_with_drop.rs:48:1
--> $DIR/dropck_direct_cycle_with_drop.rs:48:20
|
47 | d2.p.set(Some(&d1));
| -- borrow occurs here
48 | }
| ^ `d1` dropped here while still borrowed
48 | d2.p.set(Some(&d1));
| ^^ borrowed value does not live long enough
49 | //~^ ERROR `d1` does not live long enough
50 | }
| - `d1` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created

4
src/test/ui/span/dropck_misc_variants.rs
View File

@ -32,16 +32,16 @@ fn projection() {
bomb = vec![""];
_w = Wrap::<&[&str]>(NoisyDrop(&bomb));
}
//~^ ERROR `bomb` does not live long enough
//~^^ ERROR `bomb` does not live long enough
fn closure() {
let (_w,v);
v = vec![""];
_w = {
let u = NoisyDrop(&v);
//~^ ERROR `v` does not live long enough
move || u.0.len()
};
}
//~^ ERROR `v` does not live long enough
fn main() { closure(); projection() }

14
src/test/ui/span/dropck_misc_variants.stderr
View File

@ -1,21 +1,21 @@
error[E0597]: `bomb` does not live long enough
--> $DIR/dropck_misc_variants.rs:34:1
--> $DIR/dropck_misc_variants.rs:33:37
|
33 | _w = Wrap::<&[&str]>(NoisyDrop(&bomb));
| ---- borrow occurs here
| ^^^^ borrowed value does not live long enough
34 | }
| ^ `bomb` dropped here while still borrowed
| - `bomb` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `v` does not live long enough
--> $DIR/dropck_misc_variants.rs:44:1
--> $DIR/dropck_misc_variants.rs:41:28
|
41 | let u = NoisyDrop(&v);
| - borrow occurs here
| ^ borrowed value does not live long enough
...
44 | }
| ^ `v` dropped here while still borrowed
45 | }
| - `v` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created

12
src/test/ui/span/dropck_vec_cycle_checked.rs
View File

@ -108,18 +108,18 @@ fn f() {
c3.v.push(CheckId(Cell::new(None)));
c1.v[0].v.set(Some(&c2));
//~^ ERROR `c2` does not live long enough
c1.v[1].v.set(Some(&c3));
//~^ ERROR `c3` does not live long enough
c2.v[0].v.set(Some(&c2));
//~^ ERROR `c2` does not live long enough
c2.v[1].v.set(Some(&c3));
//~^ ERROR `c3` does not live long enough
c3.v[0].v.set(Some(&c1));
//~^ ERROR `c1` does not live long enough
c3.v[1].v.set(Some(&c2));
//~^ ERROR `c2` does not live long enough
}
//~^ ERROR `c2` does not live long enough
//~| ERROR `c3` does not live long enough
//~| ERROR `c2` does not live long enough
//~| ERROR `c3` does not live long enough
//~| ERROR `c1` does not live long enough
//~| ERROR `c2` does not live long enough
fn main() {
f();

61
src/test/ui/span/dropck_vec_cycle_checked.stderr
View File

@ -1,65 +1,66 @@
error[E0597]: `c2` does not live long enough
--> $DIR/dropck_vec_cycle_checked.rs:116:1
--> $DIR/dropck_vec_cycle_checked.rs:110:25
|
110 | c1.v[0].v.set(Some(&c2));
| -- borrow occurs here
| ^^ borrowed value does not live long enough
...
116 | }
| ^ `c2` dropped here while still borrowed
122 | }
| - `c2` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `c3` does not live long enough
--> $DIR/dropck_vec_cycle_checked.rs:116:1
--> $DIR/dropck_vec_cycle_checked.rs:112:25
|
111 | c1.v[1].v.set(Some(&c3));
| -- borrow occurs here
112 | c1.v[1].v.set(Some(&c3));
| ^^ borrowed value does not live long enough
...
116 | }
| ^ `c3` dropped here while still borrowed
122 | }
| - `c3` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `c2` does not live long enough
--> $DIR/dropck_vec_cycle_checked.rs:116:1
--> $DIR/dropck_vec_cycle_checked.rs:114:25
|
112 | c2.v[0].v.set(Some(&c2));
| -- borrow occurs here
114 | c2.v[0].v.set(Some(&c2));
| ^^ borrowed value does not live long enough
...
116 | }
| ^ `c2` dropped here while still borrowed
122 | }
| - `c2` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `c3` does not live long enough
--> $DIR/dropck_vec_cycle_checked.rs:116:1
--> $DIR/dropck_vec_cycle_checked.rs:116:25
|
113 | c2.v[1].v.set(Some(&c3));
| -- borrow occurs here
116 | c2.v[1].v.set(Some(&c3));
| ^^ borrowed value does not live long enough
...
116 | }
| ^ `c3` dropped here while still borrowed
122 | }
| - `c3` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `c1` does not live long enough
--> $DIR/dropck_vec_cycle_checked.rs:116:1
--> $DIR/dropck_vec_cycle_checked.rs:118:25
|
114 | c3.v[0].v.set(Some(&c1));
| -- borrow occurs here
115 | c3.v[1].v.set(Some(&c2));
116 | }
| ^ `c1` dropped here while still borrowed
118 | c3.v[0].v.set(Some(&c1));
| ^^ borrowed value does not live long enough
...
122 | }
| - `c1` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `c2` does not live long enough
--> $DIR/dropck_vec_cycle_checked.rs:116:1
--> $DIR/dropck_vec_cycle_checked.rs:120:25
|
115 | c3.v[1].v.set(Some(&c2));
| -- borrow occurs here
116 | }
| ^ `c2` dropped here while still borrowed
120 | c3.v[1].v.set(Some(&c2));
| ^^ borrowed value does not live long enough
121 | //~^ ERROR `c2` does not live long enough
122 | }
| - `c2` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created

2
src/test/ui/span/issue-11925.stderr
View File

@ -4,7 +4,7 @@ error[E0597]: `x` does not live long enough
18 | let f = to_fn_once(move|| &x); //~ ERROR does not live long enough
| ^
| |
| borrow occurs here
| borrowed value does not live long enough
| `x` dropped here while still borrowed
...
23 | }

3
src/test/ui/span/issue-15480.rs
View File

@ -13,7 +13,8 @@ fn id<T>(x: T) -> T { x }
fn main() {
let v = vec![
&id(3)
]; //~ ERROR borrowed value does not live long enough
];
//~^^ ERROR borrowed value does not live long enough
for &&x in &v {
println!("{}", x + 3);

10
src/test/ui/span/issue-15480.stderr
View File

@ -1,12 +1,12 @@
error[E0597]: borrowed value does not live long enough
--> $DIR/issue-15480.rs:16:6
--> $DIR/issue-15480.rs:15:10
|
15 | &id(3)
| ----- temporary value created here
16 | ]; //~ ERROR borrowed value does not live long enough
| ^ temporary value dropped here while still borrowed
| ^^^^^ temporary value does not live long enough
16 | ];
| - temporary value dropped here while still borrowed
...
21 | }
22 | }
| - temporary value needs to live until here
|
= note: consider using a `let` binding to increase its lifetime

5
src/test/ui/span/issue-23338-locals-die-before-temps-of-body.rs
View File

@ -19,13 +19,14 @@ fn foo(x: RefCell<String>) -> String {
let y = x;
y.borrow().clone()
}
//~^ ERROR `y` does not live long enough
//~^^ ERROR `y` does not live long enough
fn foo2(x: RefCell<String>) -> String {
let ret = {
let y = x;
y.borrow().clone()
}; //~ ERROR `y` does not live long enough
};
//~^^ ERROR `y` does not live long enough
ret
}

14
src/test/ui/span/issue-23338-locals-die-before-temps-of-body.stderr
View File

@ -1,20 +1,20 @@
error[E0597]: `y` does not live long enough
--> $DIR/issue-23338-locals-die-before-temps-of-body.rs:21:1
--> $DIR/issue-23338-locals-die-before-temps-of-body.rs:20:5
|
20 | y.borrow().clone()
| - borrow occurs here
| ^ borrowed value does not live long enough
21 | }
| ^ `y` dropped here while still borrowed
| - `y` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `y` does not live long enough
--> $DIR/issue-23338-locals-die-before-temps-of-body.rs:28:5
--> $DIR/issue-23338-locals-die-before-temps-of-body.rs:27:9
|
27 | y.borrow().clone()
| - borrow occurs here
28 | }; //~ ERROR `y` does not live long enough
| ^- borrowed value needs to live until here
| ^ borrowed value does not live long enough
28 | };
| -- borrowed value needs to live until here
| |
| `y` dropped here while still borrowed

2
src/test/ui/span/issue-24805-dropck-child-has-items-via-parent.rs
View File

@ -36,11 +36,11 @@ fn f_child() {
d1 = D_Child(1);
// ... we store a reference to `d1` within `_d` ...
_d = D_Child(&d1);
//~^ ERROR `d1` does not live long enough
// ... dropck *should* complain, because Drop of _d could (and
// does) access the already dropped `d1` via the `foo` method.
}
//~^ ERROR `d1` does not live long enough
fn main() {
f_child();

8
src/test/ui/span/issue-24805-dropck-child-has-items-via-parent.stderr
View File

@ -1,11 +1,11 @@
error[E0597]: `d1` does not live long enough
--> $DIR/issue-24805-dropck-child-has-items-via-parent.rs:42:1
--> $DIR/issue-24805-dropck-child-has-items-via-parent.rs:38:19
|
38 | _d = D_Child(&d1);
| -- borrow occurs here
| ^^ borrowed value does not live long enough
...
42 | }
| ^ `d1` dropped here while still borrowed
43 | }
| - `d1` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created

6
src/test/ui/span/issue-24805-dropck-trait-has-items.rs
View File

@ -46,19 +46,19 @@ fn f_sm() {
d1 = D_HasSelfMethod(1);
_d = D_HasSelfMethod(&d1);
}
//~^ ERROR `d1` does not live long enough
//~^^ ERROR `d1` does not live long enough
fn f_mwsa() {
let (_d, d1);
d1 = D_HasMethodWithSelfArg(1);
_d = D_HasMethodWithSelfArg(&d1);
}
//~^ ERROR `d1` does not live long enough
//~^^ ERROR `d1` does not live long enough
fn f_t() {
let (_d, d1);
d1 = D_HasType(1);
_d = D_HasType(&d1);
}
//~^ ERROR `d1` does not live long enough
//~^^ ERROR `d1` does not live long enough
fn main() {
f_sm();

18
src/test/ui/span/issue-24805-dropck-trait-has-items.stderr
View File

@ -1,30 +1,30 @@
error[E0597]: `d1` does not live long enough
--> $DIR/issue-24805-dropck-trait-has-items.rs:48:1
--> $DIR/issue-24805-dropck-trait-has-items.rs:47:27
|
47 | _d = D_HasSelfMethod(&d1);
| -- borrow occurs here
| ^^ borrowed value does not live long enough
48 | }
| ^ `d1` dropped here while still borrowed
| - `d1` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `d1` does not live long enough
--> $DIR/issue-24805-dropck-trait-has-items.rs:54:1
--> $DIR/issue-24805-dropck-trait-has-items.rs:53:34
|
53 | _d = D_HasMethodWithSelfArg(&d1);
| -- borrow occurs here
| ^^ borrowed value does not live long enough
54 | }
| ^ `d1` dropped here while still borrowed
| - `d1` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `d1` does not live long enough
--> $DIR/issue-24805-dropck-trait-has-items.rs:60:1
--> $DIR/issue-24805-dropck-trait-has-items.rs:59:21
|
59 | _d = D_HasType(&d1);
| -- borrow occurs here
| ^^ borrowed value does not live long enough
60 | }
| ^ `d1` dropped here while still borrowed
| - `d1` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created

3
src/test/ui/span/issue-24895-copy-clone-dropck.rs
View File

@ -35,4 +35,5 @@ fn main() {
let (d2, d1);
d1 = D(34, "d1");
d2 = D(S(&d1, "inner"), "d2");
} //~ ERROR `d1` does not live long enough
}
//~^^ ERROR `d1` does not live long enough

8
src/test/ui/span/issue-24895-copy-clone-dropck.stderr
View File

@ -1,10 +1,10 @@
error[E0597]: `d1` does not live long enough
--> $DIR/issue-24895-copy-clone-dropck.rs:38:1
--> $DIR/issue-24895-copy-clone-dropck.rs:37:15
|
37 | d2 = D(S(&d1, "inner"), "d2");
| -- borrow occurs here
38 | } //~ ERROR `d1` does not live long enough
| ^ `d1` dropped here while still borrowed
| ^^ borrowed value does not live long enough
38 | }
| - `d1` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created

4
src/test/ui/span/issue-25199.rs
View File

@ -78,8 +78,8 @@ impl<'a> Drop for Test<'a> {
fn main() {
let container = Container::new();
let test = Test{test: &container};
//~^ ERROR `container` does not live long enough
println!("container.v[30]: {:?}", container.v.v[30]);
container.store(test);
//~^ ERROR `container` does not live long enough
}
//~^ ERROR `container` does not live long enough
//~| ERROR `container` does not live long enough

19
src/test/ui/span/issue-25199.stderr
View File

@ -1,21 +1,22 @@
error[E0597]: `container` does not live long enough
--> $DIR/issue-25199.rs:83:1
--> $DIR/issue-25199.rs:80:28
|
80 | let test = Test{test: &container};
| --------- borrow occurs here
| ^^^^^^^^^ borrowed value does not live long enough
...
83 | }
| ^ `container` dropped here while still borrowed
85 | }
| - `container` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `container` does not live long enough
--> $DIR/issue-25199.rs:83:1
--> $DIR/issue-25199.rs:83:5
|
82 | container.store(test);
| --------- borrow occurs here
83 | }
| ^ `container` dropped here while still borrowed
83 | container.store(test);
| ^^^^^^^^^ borrowed value does not live long enough
84 | //~^ ERROR `container` does not live long enough
85 | }
| - `container` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created

2
src/test/ui/span/issue-26656.rs
View File

@ -49,4 +49,4 @@ fn main() {
ticking = Bomb { usable: true };
zook.button = B::BigRedButton(&ticking);
}
//~^ ERROR `ticking` does not live long enough
//~^^ ERROR `ticking` does not live long enough

6
src/test/ui/span/issue-26656.stderr
View File

@ -1,10 +1,10 @@
error[E0597]: `ticking` does not live long enough
--> $DIR/issue-26656.rs:51:1
--> $DIR/issue-26656.rs:50:36
|
50 | zook.button = B::BigRedButton(&ticking);
| ------- borrow occurs here
| ^^^^^^^ borrowed value does not live long enough
51 | }
| ^ `ticking` dropped here while still borrowed
| - `ticking` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created

6
src/test/ui/span/issue-29106.rs
View File

@ -24,11 +24,13 @@ fn main() {
let (y, x);
x = "alive".to_string();
y = Arc::new(Foo(&x));
} //~ ERROR `x` does not live long enough
}
//~^^ ERROR `x` does not live long enough
{
let (y, x);
x = "alive".to_string();
y = Rc::new(Foo(&x));
} //~ ERROR `x` does not live long enough
}
//~^^ ERROR `x` does not live long enough
}

18
src/test/ui/span/issue-29106.stderr
View File

@ -1,20 +1,20 @@
error[E0597]: `x` does not live long enough
--> $DIR/issue-29106.rs:27:5
--> $DIR/issue-29106.rs:26:27
|
26 | y = Arc::new(Foo(&x));
| - borrow occurs here
27 | } //~ ERROR `x` does not live long enough
| ^ `x` dropped here while still borrowed
| ^ borrowed value does not live long enough
27 | }
| - `x` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `x` does not live long enough
--> $DIR/issue-29106.rs:33:5
--> $DIR/issue-29106.rs:33:26
|
32 | y = Rc::new(Foo(&x));
| - borrow occurs here
33 | } //~ ERROR `x` does not live long enough
| ^ `x` dropped here while still borrowed
33 | y = Rc::new(Foo(&x));
| ^ borrowed value does not live long enough
34 | }
| - `x` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created

6
src/test/ui/span/issue-40157.stderr
View File

@ -1,11 +1,11 @@
error[E0597]: `foo` does not live long enough
--> $DIR/issue-40157.rs:12:64
--> $DIR/issue-40157.rs:12:53
|
12 | {println!("{:?}", match { let foo = vec![1, 2]; foo.get(1) } { x => x });}
| ----------------------------------------------------------^-------------
| -----------------------------------------------^^^----------------------
| | | |
| | | `foo` dropped here while still borrowed
| | borrow occurs here
| | borrowed value does not live long enough
| borrowed value needs to live until here
|
= note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

4
src/test/ui/span/issue28498-reject-ex1.rs
View File

@ -42,7 +42,7 @@ fn main() {
foo.data.push(Concrete(0, Cell::new(None)));
foo.data[0].1.set(Some(&foo.data[1]));
//~^ ERROR `foo.data` does not live long enough
foo.data[1].1.set(Some(&foo.data[0]));
//~^ ERROR `foo.data` does not live long enough
}
//~^ ERROR `foo.data` does not live long enough
//~| ERROR `foo.data` does not live long enough

21
src/test/ui/span/issue28498-reject-ex1.stderr
View File

@ -1,21 +1,22 @@
error[E0597]: `foo.data` does not live long enough
--> $DIR/issue28498-reject-ex1.rs:46:1
--> $DIR/issue28498-reject-ex1.rs:44:29
|
44 | foo.data[0].1.set(Some(&foo.data[1]));
| -------- borrow occurs here
45 | foo.data[1].1.set(Some(&foo.data[0]));
46 | }
| ^ `foo.data` dropped here while still borrowed
| ^^^^^^^^ borrowed value does not live long enough
...
48 | }
| - `foo.data` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `foo.data` does not live long enough
--> $DIR/issue28498-reject-ex1.rs:46:1
--> $DIR/issue28498-reject-ex1.rs:46:29
|
45 | foo.data[1].1.set(Some(&foo.data[0]));
| -------- borrow occurs here
46 | }
| ^ `foo.data` dropped here while still borrowed
46 | foo.data[1].1.set(Some(&foo.data[0]));
| ^^^^^^^^ borrowed value does not live long enough
47 | //~^ ERROR `foo.data` does not live long enough
48 | }
| - `foo.data` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created

4
src/test/ui/span/issue28498-reject-lifetime-param.rs
View File

@ -40,9 +40,9 @@ fn main() {
last_dropped = ScribbleOnDrop(format!("last"));
first_dropped = ScribbleOnDrop(format!("first"));
foo0 = Foo(0, &last_dropped);
//~^ ERROR `last_dropped` does not live long enough
foo1 = Foo(1, &first_dropped);
//~^ ERROR `first_dropped` does not live long enough
println!("foo0.1: {:?} foo1.1: {:?}", foo0.1, foo1.1);
}
//~^ ERROR `last_dropped` does not live long enough
//~| ERROR `first_dropped` does not live long enough

18
src/test/ui/span/issue28498-reject-lifetime-param.stderr
View File

@ -1,22 +1,22 @@
error[E0597]: `last_dropped` does not live long enough
--> $DIR/issue28498-reject-lifetime-param.rs:46:1
--> $DIR/issue28498-reject-lifetime-param.rs:42:20
|
42 | foo0 = Foo(0, &last_dropped);
| ------------ borrow occurs here
| ^^^^^^^^^^^^ borrowed value does not live long enough
...
46 | }
| ^ `last_dropped` dropped here while still borrowed
48 | }
| - `last_dropped` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `first_dropped` does not live long enough
--> $DIR/issue28498-reject-lifetime-param.rs:46:1
--> $DIR/issue28498-reject-lifetime-param.rs:44:20
|
43 | foo1 = Foo(1, &first_dropped);
| ------------- borrow occurs here
44 | foo1 = Foo(1, &first_dropped);
| ^^^^^^^^^^^^^ borrowed value does not live long enough
...
46 | }
| ^ `first_dropped` dropped here while still borrowed
48 | }
| - `first_dropped` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created

4
src/test/ui/span/issue28498-reject-passed-to-fn.rs
View File

@ -42,9 +42,9 @@ fn main() {
last_dropped = ScribbleOnDrop(format!("last"));
first_dropped = ScribbleOnDrop(format!("first"));
foo0 = Foo(0, &last_dropped, Box::new(callback));
//~^ ERROR `last_dropped` does not live long enough
foo1 = Foo(1, &first_dropped, Box::new(callback));
//~^ ERROR `first_dropped` does not live long enough
println!("foo0.1: {:?} foo1.1: {:?}", foo0.1, foo1.1);
}
//~^ ERROR `last_dropped` does not live long enough
//~| ERROR `first_dropped` does not live long enough

18
src/test/ui/span/issue28498-reject-passed-to-fn.stderr
View File

@ -1,22 +1,22 @@
error[E0597]: `last_dropped` does not live long enough
--> $DIR/issue28498-reject-passed-to-fn.rs:48:1
--> $DIR/issue28498-reject-passed-to-fn.rs:44:20
|
44 | foo0 = Foo(0, &last_dropped, Box::new(callback));
| ------------ borrow occurs here
| ^^^^^^^^^^^^ borrowed value does not live long enough
...
48 | }
| ^ `last_dropped` dropped here while still borrowed
50 | }
| - `last_dropped` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `first_dropped` does not live long enough
--> $DIR/issue28498-reject-passed-to-fn.rs:48:1
--> $DIR/issue28498-reject-passed-to-fn.rs:46:20
|
45 | foo1 = Foo(1, &first_dropped, Box::new(callback));
| ------------- borrow occurs here
46 | foo1 = Foo(1, &first_dropped, Box::new(callback));
| ^^^^^^^^^^^^^ borrowed value does not live long enough
...
48 | }
| ^ `first_dropped` dropped here while still borrowed
50 | }
| - `first_dropped` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created

4
src/test/ui/span/issue28498-reject-trait-bound.rs
View File

@ -42,9 +42,9 @@ fn main() {
last_dropped = ScribbleOnDrop(format!("last"));
first_dropped = ScribbleOnDrop(format!("first"));
foo0 = Foo(0, &last_dropped);
//~^ ERROR `last_dropped` does not live long enough
foo1 = Foo(1, &first_dropped);
//~^ ERROR `first_dropped` does not live long enough
println!("foo0.1: {:?} foo1.1: {:?}", foo0.1, foo1.1);
}
//~^ ERROR `last_dropped` does not live long enough
//~| ERROR `first_dropped` does not live long enough

18
src/test/ui/span/issue28498-reject-trait-bound.stderr
View File

@ -1,22 +1,22 @@
error[E0597]: `last_dropped` does not live long enough
--> $DIR/issue28498-reject-trait-bound.rs:48:1
--> $DIR/issue28498-reject-trait-bound.rs:44:20
|
44 | foo0 = Foo(0, &last_dropped);
| ------------ borrow occurs here
| ^^^^^^^^^^^^ borrowed value does not live long enough
...
48 | }
| ^ `last_dropped` dropped here while still borrowed
50 | }
| - `last_dropped` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `first_dropped` does not live long enough
--> $DIR/issue28498-reject-trait-bound.rs:48:1
--> $DIR/issue28498-reject-trait-bound.rs:46:20
|
45 | foo1 = Foo(1, &first_dropped);
| ------------- borrow occurs here
46 | foo1 = Foo(1, &first_dropped);
| ^^^^^^^^^^^^^ borrowed value does not live long enough
...
48 | }
| ^ `first_dropped` dropped here while still borrowed
50 | }
| - `first_dropped` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created

3
src/test/ui/span/mut-ptr-cant-outlive-ref.rs
View File

@ -16,5 +16,6 @@ fn main() {
{
let b = m.borrow();
p = &*b;
} //~ ERROR `b` does not live long enough
}
//~^^ ERROR `b` does not live long enough
}

11
src/test/ui/span/mut-ptr-cant-outlive-ref.stderr
View File

@ -1,11 +1,12 @@
error[E0597]: `b` does not live long enough
--> $DIR/mut-ptr-cant-outlive-ref.rs:19:5
--> $DIR/mut-ptr-cant-outlive-ref.rs:18:15
|
18 | p = &*b;
| - borrow occurs here
19 | } //~ ERROR `b` does not live long enough
| ^ `b` dropped here while still borrowed
20 | }
| ^ borrowed value does not live long enough
19 | }
| - `b` dropped here while still borrowed
20 | //~^^ ERROR `b` does not live long enough
21 | }
| - borrowed value needs to live until here
error: aborting due to previous error

4
src/test/ui/span/range-2.rs
View File

@ -16,6 +16,6 @@ pub fn main() {
let b = 42;
&a..&b
};
//~^ ERROR `a` does not live long enough
//~^^ ERROR `b` does not live long enough
//~^^ ERROR `a` does not live long enough
//~| ERROR `b` does not live long enough
}

12
src/test/ui/span/range-2.stderr
View File

@ -1,21 +1,21 @@
error[E0597]: `a` does not live long enough
--> $DIR/range-2.rs:18:5
--> $DIR/range-2.rs:17:10
|
17 | &a..&b
| - borrow occurs here
| ^ borrowed value does not live long enough
18 | };
| ^ `a` dropped here while still borrowed
| - `a` dropped here while still borrowed
...
21 | }
| - borrowed value needs to live until here
error[E0597]: `b` does not live long enough
--> $DIR/range-2.rs:18:5
--> $DIR/range-2.rs:17:14
|
17 | &a..&b
| - borrow occurs here
| ^ borrowed value does not live long enough
18 | };
| ^ `b` dropped here while still borrowed
| - `b` dropped here while still borrowed
...
21 | }
| - borrowed value needs to live until here

3
src/test/ui/span/regionck-unboxed-closure-lifetimes.rs
View File

@ -15,6 +15,7 @@ fn main() {
{
let c = 1;
let c_ref = &c;
//~^ ERROR `c` does not live long enough
f = move |a: isize, b: isize| { a + b + *c_ref };
} //~ ERROR `c` does not live long enough
}
}

12
src/test/ui/span/regionck-unboxed-closure-lifetimes.stderr
View File

@ -1,12 +1,12 @@
error[E0597]: `c` does not live long enough
--> $DIR/regionck-unboxed-closure-lifetimes.rs:19:5
--> $DIR/regionck-unboxed-closure-lifetimes.rs:17:22
|
17 | let c_ref = &c;
| - borrow occurs here
18 | f = move |a: isize, b: isize| { a + b + *c_ref };
19 | } //~ ERROR `c` does not live long enough
| ^ `c` dropped here while still borrowed
20 | }
| ^ borrowed value does not live long enough
...
20 | }
| - `c` dropped here while still borrowed
21 | }
| - borrowed value needs to live until here
error: aborting due to previous error

3
src/test/ui/span/regions-close-over-borrowed-ref-in-obj.rs
View File

@ -20,6 +20,7 @@ fn main() {
let blah;
{
let ss: &isize = &id(1);
//~^ ERROR borrowed value does not live long enough
blah = box ss as Box<Foo>;
} //~ ERROR does not live long enough
}
}

12
src/test/ui/span/regions-close-over-borrowed-ref-in-obj.stderr
View File

@ -1,12 +1,12 @@
error[E0597]: borrowed value does not live long enough
--> $DIR/regions-close-over-borrowed-ref-in-obj.rs:24:5
--> $DIR/regions-close-over-borrowed-ref-in-obj.rs:22:27
|
22 | let ss: &isize = &id(1);
| ----- temporary value created here
23 | blah = box ss as Box<Foo>;
24 | } //~ ERROR does not live long enough
| ^ temporary value dropped here while still borrowed
25 | }
| ^^^^^ temporary value does not live long enough
...
25 | }
| - temporary value dropped here while still borrowed
26 | }
| - temporary value needs to live until here
error: aborting due to previous error

3
src/test/ui/span/regions-close-over-type-parameter-2.rs
View File

@ -32,5 +32,6 @@ fn main() {
let tmp0 = 3;
let tmp1 = &tmp0;
repeater3(tmp1)
}; //~ ERROR `tmp0` does not live long enough
};
//~^^^ ERROR `tmp0` does not live long enough
}

8
src/test/ui/span/regions-close-over-type-parameter-2.stderr
View File

@ -1,11 +1,11 @@
error[E0597]: `tmp0` does not live long enough
--> $DIR/regions-close-over-type-parameter-2.rs:35:5
--> $DIR/regions-close-over-type-parameter-2.rs:33:21
|
33 | let tmp1 = &tmp0;
| ---- borrow occurs here
| ^^^^ borrowed value does not live long enough
34 | repeater3(tmp1)
35 | }; //~ ERROR `tmp0` does not live long enough
| ^- borrowed value needs to live until here
35 | };
| -- borrowed value needs to live until here
| |
| `tmp0` dropped here while still borrowed

3
src/test/ui/span/regions-escape-loop-via-variable.rs
View File

@ -19,5 +19,6 @@ fn main() {
loop {
let x = 1 + *p;
p = &x;
} //~ ERROR `x` does not live long enough
}
//~^^ ERROR `x` does not live long enough
}

11
src/test/ui/span/regions-escape-loop-via-variable.stderr
View File

@ -1,11 +1,12 @@
error[E0597]: `x` does not live long enough
--> $DIR/regions-escape-loop-via-variable.rs:22:5
--> $DIR/regions-escape-loop-via-variable.rs:21:14
|
21 | p = &x;
| - borrow occurs here
22 | } //~ ERROR `x` does not live long enough
| ^ `x` dropped here while still borrowed
23 | }
| ^ borrowed value does not live long enough
22 | }
| - `x` dropped here while still borrowed
23 | //~^^ ERROR `x` does not live long enough
24 | }
| - borrowed value needs to live until here
error: aborting due to previous error

3
src/test/ui/span/regions-infer-borrow-scope-within-loop.rs
View File

@ -22,10 +22,11 @@ fn foo<C, M>(mut cond: C, mut make_box: M) where
// Here we complain because the resulting region
// of this borrow is the fn body as a whole.
y = borrow(&*x);
//~^ ERROR `*x` does not live long enough
assert_eq!(*x, *y);
if cond() { break; }
} //~ ERROR `*x` does not live long enough
}
assert!(*y != 0);
}

12
src/test/ui/span/regions-infer-borrow-scope-within-loop.stderr
View File

@ -1,13 +1,13 @@
error[E0597]: `*x` does not live long enough
--> $DIR/regions-infer-borrow-scope-within-loop.rs:28:5
--> $DIR/regions-infer-borrow-scope-within-loop.rs:24:21
|
24 | y = borrow(&*x);
| -- borrow occurs here
| ^^ borrowed value does not live long enough
...
28 | } //~ ERROR `*x` does not live long enough
| ^ `*x` dropped here while still borrowed
29 | assert!(*y != 0);
30 | }
29 | }
| - `*x` dropped here while still borrowed
30 | assert!(*y != 0);
31 | }
| - borrowed value needs to live until here
error: aborting due to previous error

3
src/test/ui/span/send-is-not-static-ensures-scoping.rs
View File

@ -24,12 +24,13 @@ fn main() {
let bad = {
let x = 1;
let y = &x;
//~^ ERROR `x` does not live long enough
scoped(|| {
let _z = y;
//~^ ERROR `y` does not live long enough
})
}; //~ ERROR `x` does not live long enough
};
bad.join();
}

22
src/test/ui/span/send-is-not-static-ensures-scoping.stderr
View File

@ -1,27 +1,27 @@
error[E0597]: `x` does not live long enough
--> $DIR/send-is-not-static-ensures-scoping.rs:32:5
--> $DIR/send-is-not-static-ensures-scoping.rs:26:18
|
26 | let y = &x;
| - borrow occurs here
| ^ borrowed value does not live long enough
...
32 | }; //~ ERROR `x` does not live long enough
| ^ `x` dropped here while still borrowed
33 | };
| - `x` dropped here while still borrowed
...
35 | }
36 | }
| - borrowed value needs to live until here
error[E0597]: `y` does not live long enough
--> $DIR/send-is-not-static-ensures-scoping.rs:29:22
--> $DIR/send-is-not-static-ensures-scoping.rs:30:22
|
28 | scoped(|| {
29 | scoped(|| {
| -- capture occurs here
29 | let _z = y;
| ^ does not live long enough
30 | let _z = y;
| ^ borrowed value does not live long enough
...
32 | }; //~ ERROR `x` does not live long enough
33 | };
| - borrowed value only lives until here
...
35 | }
36 | }
| - borrowed value needs to live until here
error: aborting due to 2 previous errors

9
src/test/ui/span/send-is-not-static-std-sync-2.rs
View File

@ -19,7 +19,8 @@ fn mutex() {
let lock = {
let x = 1;
Mutex::new(&x)
}; //~ ERROR does not live long enough
};
//~^^ ERROR `x` does not live long enough
let _dangling = *lock.lock().unwrap();
}
@ -28,7 +29,8 @@ fn rwlock() {
let lock = {
let x = 1;
RwLock::new(&x)
}; //~ ERROR does not live long enough
};
//~^^ ERROR `x` does not live long enough
let _dangling = *lock.read().unwrap();
}
@ -38,7 +40,8 @@ fn channel() {
let (tx, rx) = mpsc::channel();
let _ = tx.send(&x);
(tx, rx)
}; //~ ERROR does not live long enough
};
//~^^^ ERROR `x` does not live long enough
let _dangling = rx.recv();
}

38
src/test/ui/span/send-is-not-static-std-sync-2.stderr
View File

@ -1,35 +1,35 @@
error[E0597]: `x` does not live long enough
--> $DIR/send-is-not-static-std-sync-2.rs:22:5
--> $DIR/send-is-not-static-std-sync-2.rs:21:21
|
21 | Mutex::new(&x)
| - borrow occurs here
22 | }; //~ ERROR does not live long enough
| ^ `x` dropped here while still borrowed
| ^ borrowed value does not live long enough
22 | };
| - `x` dropped here while still borrowed
...
25 | }
26 | }
| - borrowed value needs to live until here
error[E0597]: `x` does not live long enough
--> $DIR/send-is-not-static-std-sync-2.rs:31:5
--> $DIR/send-is-not-static-std-sync-2.rs:31:22
|
30 | RwLock::new(&x)
| - borrow occurs here
31 | }; //~ ERROR does not live long enough
| ^ `x` dropped here while still borrowed
32 | let _dangling = *lock.read().unwrap();
33 | }
31 | RwLock::new(&x)
| ^ borrowed value does not live long enough
32 | };
| - `x` dropped here while still borrowed
...
35 | }
| - borrowed value needs to live until here
error[E0597]: `x` does not live long enough
--> $DIR/send-is-not-static-std-sync-2.rs:41:5
--> $DIR/send-is-not-static-std-sync-2.rs:41:26
|
39 | let _ = tx.send(&x);
| - borrow occurs here
40 | (tx, rx)
41 | }; //~ ERROR does not live long enough
| ^ `x` dropped here while still borrowed
41 | let _ = tx.send(&x);
| ^ borrowed value does not live long enough
42 | (tx, rx)
43 | };
| - `x` dropped here while still borrowed
...
44 | }
47 | }
| - borrowed value needs to live until here
error: aborting due to 3 previous errors

9
src/test/ui/span/send-is-not-static-std-sync.rs
View File

@ -24,7 +24,8 @@ fn mutex() {
{
let z = 2;
*lock.lock().unwrap() = &z;
} //~ ERROR does not live long enough
}
//~^^ ERROR `z` does not live long enough
}
fn rwlock() {
@ -36,7 +37,8 @@ fn rwlock() {
{
let z = 2;
*lock.write().unwrap() = &z;
} //~ ERROR does not live long enough
}
//~^^ ERROR `z` does not live long enough
}
fn channel() {
@ -50,7 +52,8 @@ fn channel() {
{
let z = 2;
tx.send(&z).unwrap();
} //~ ERROR does not live long enough
}
//~^^ ERROR `z` does not live long enough
}
fn main() {}

49
src/test/ui/span/send-is-not-static-std-sync.stderr
View File

@ -1,11 +1,12 @@
error[E0597]: `z` does not live long enough
--> $DIR/send-is-not-static-std-sync.rs:27:5
--> $DIR/send-is-not-static-std-sync.rs:26:34
|
26 | *lock.lock().unwrap() = &z;
| - borrow occurs here
27 | } //~ ERROR does not live long enough
| ^ `z` dropped here while still borrowed
28 | }
| ^ borrowed value does not live long enough
27 | }
| - `z` dropped here while still borrowed
28 | //~^^ ERROR `z` does not live long enough
29 | }
| - borrowed value needs to live until here
error[E0505]: cannot move out of `y` because it is borrowed
@ -17,39 +18,41 @@ error[E0505]: cannot move out of `y` because it is borrowed
| ^ move out of `y` occurs here
error[E0597]: `z` does not live long enough
--> $DIR/send-is-not-static-std-sync.rs:39:5
--> $DIR/send-is-not-static-std-sync.rs:39:35
|
38 | *lock.write().unwrap() = &z;
| - borrow occurs here
39 | } //~ ERROR does not live long enough
| ^ `z` dropped here while still borrowed
40 | }
39 | *lock.write().unwrap() = &z;
| ^ borrowed value does not live long enough
40 | }
| - `z` dropped here while still borrowed
41 | //~^^ ERROR `z` does not live long enough
42 | }
| - borrowed value needs to live until here
error[E0505]: cannot move out of `y` because it is borrowed
--> $DIR/send-is-not-static-std-sync.rs:35:10
--> $DIR/send-is-not-static-std-sync.rs:36:10
|
34 | *lock.write().unwrap() = &*y;
35 | *lock.write().unwrap() = &*y;
| -- borrow of `*y` occurs here
35 | drop(y); //~ ERROR cannot move out
36 | drop(y); //~ ERROR cannot move out
| ^ move out of `y` occurs here
error[E0597]: `z` does not live long enough
--> $DIR/send-is-not-static-std-sync.rs:53:5
--> $DIR/send-is-not-static-std-sync.rs:54:18
|
52 | tx.send(&z).unwrap();
| - borrow occurs here
53 | } //~ ERROR does not live long enough
| ^ `z` dropped here while still borrowed
54 | }
54 | tx.send(&z).unwrap();
| ^ borrowed value does not live long enough
55 | }
| - `z` dropped here while still borrowed
56 | //~^^ ERROR `z` does not live long enough
57 | }
| - borrowed value needs to live until here
error[E0505]: cannot move out of `y` because it is borrowed
--> $DIR/send-is-not-static-std-sync.rs:49:10
--> $DIR/send-is-not-static-std-sync.rs:51:10
|
48 | tx.send(&*y);
50 | tx.send(&*y);
| -- borrow of `*y` occurs here
49 | drop(y); //~ ERROR cannot move out
51 | drop(y); //~ ERROR cannot move out
| ^ move out of `y` occurs here
error: aborting due to 6 previous errors

2
src/test/ui/span/slice-borrow.rs
View File

@ -15,5 +15,5 @@ fn main() {
{
let x: &[isize] = &vec![1, 2, 3, 4, 5];
y = &x[1..];
} //~ ERROR does not live long enough
}
}

8
src/test/ui/span/slice-borrow.stderr
View File

@ -1,11 +1,11 @@
error[E0597]: borrowed value does not live long enough
--> $DIR/slice-borrow.rs:18:5
--> $DIR/slice-borrow.rs:16:28
|
16 | let x: &[isize] = &vec![1, 2, 3, 4, 5];
| ------------------- temporary value created here
| ^^^^^^^^^^^^^^^^^^^ temporary value does not live long enough
17 | y = &x[1..];
18 | } //~ ERROR does not live long enough
| ^ temporary value dropped here while still borrowed
18 | }
| - temporary value dropped here while still borrowed
19 | }
| - temporary value needs to live until here
|

4
src/test/ui/span/vec-must-not-hide-type-from-dropck.rs
View File

@ -125,10 +125,10 @@ fn f() {
c1.v.push(CheckId(Cell::new(None)));
c2.v.push(CheckId(Cell::new(None)));
c1.v[0].v.set(Some(&c2));
//~^ ERROR `c2` does not live long enough
c2.v[0].v.set(Some(&c1));
//~^ ERROR `c1` does not live long enough
}
//~^ ERROR `c2` does not live long enough
//~| ERROR `c1` does not live long enough
fn main() {
f();

21
src/test/ui/span/vec-must-not-hide-type-from-dropck.stderr
View File

@ -1,21 +1,22 @@
error[E0597]: `c2` does not live long enough
--> $DIR/vec-must-not-hide-type-from-dropck.rs:129:1
--> $DIR/vec-must-not-hide-type-from-dropck.rs:127:25
|
127 | c1.v[0].v.set(Some(&c2));
| -- borrow occurs here
128 | c2.v[0].v.set(Some(&c1));
129 | }
| ^ `c2` dropped here while still borrowed
| ^^ borrowed value does not live long enough
...
131 | }
| - `c2` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `c1` does not live long enough
--> $DIR/vec-must-not-hide-type-from-dropck.rs:129:1
--> $DIR/vec-must-not-hide-type-from-dropck.rs:129:25
|
128 | c2.v[0].v.set(Some(&c1));
| -- borrow occurs here
129 | }
| ^ `c1` dropped here while still borrowed
129 | c2.v[0].v.set(Some(&c1));
| ^^ borrowed value does not live long enough
130 | //~^ ERROR `c1` does not live long enough
131 | }
| - `c1` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created

4
src/test/ui/span/vec_refs_data_with_early_death.rs
View File

@ -25,9 +25,9 @@ fn main() {
let y: i8 = 4;
v.push(&x);
//~^ ERROR `x` does not live long enough
v.push(&y);
//~^ ERROR `y` does not live long enough
assert_eq!(v, [&3, &4]);
}
//~^ ERROR `x` does not live long enough
//~| ERROR `y` does not live long enough

18
src/test/ui/span/vec_refs_data_with_early_death.stderr
View File

@ -1,22 +1,22 @@
error[E0597]: `x` does not live long enough
--> $DIR/vec_refs_data_with_early_death.rs:31:1
--> $DIR/vec_refs_data_with_early_death.rs:27:13
|
27 | v.push(&x);
| - borrow occurs here
| ^ borrowed value does not live long enough
...
31 | }
| ^ `x` dropped here while still borrowed
33 | }
| - `x` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created
error[E0597]: `y` does not live long enough
--> $DIR/vec_refs_data_with_early_death.rs:31:1
--> $DIR/vec_refs_data_with_early_death.rs:29:13
|
28 | v.push(&y);
| - borrow occurs here
29 | v.push(&y);
| ^ borrowed value does not live long enough
...
31 | }
| ^ `y` dropped here while still borrowed
33 | }
| - `y` dropped here while still borrowed
|
= note: values in a scope are dropped in the opposite order they are created

3
src/test/ui/span/wf-method-late-bound-regions.rs
View File

@ -28,6 +28,7 @@ fn main() {
let dangling = {
let pointer = Box::new(42);
f2.xmute(&pointer)
}; //~ ERROR `pointer` does not live long enough
};
//~^^ ERROR `pointer` does not live long enough
println!("{}", dangling);
}

12
src/test/ui/span/wf-method-late-bound-regions.stderr
View File

@ -1,12 +1,12 @@
error[E0597]: `pointer` does not live long enough
--> $DIR/wf-method-late-bound-regions.rs:31:5
--> $DIR/wf-method-late-bound-regions.rs:30:19
|
30 | f2.xmute(&pointer)
| ------- borrow occurs here
31 | }; //~ ERROR `pointer` does not live long enough
| ^ `pointer` dropped here while still borrowed
32 | println!("{}", dangling);
33 | }
| ^^^^^^^ borrowed value does not live long enough
31 | };
| - `pointer` dropped here while still borrowed
...
34 | }
| - borrowed value needs to live until here
error: aborting due to previous error