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Rollup merge of #87440 - twetzel59:fix-barrier-no-op, r=yaahc
[rust.git] / src / test / ui / no-send-res-ports.stderr
1 error[E0277]: `Rc<()>` cannot be sent between threads safely
2   --> $DIR/no-send-res-ports.rs:25:5
3    |
4 LL |       thread::spawn(move|| {
5    |  _____^^^^^^^^^^^^^_-
6    | |     |
7    | |     `Rc<()>` cannot be sent between threads safely
8 LL | |
9 LL | |         let y = x;
10 LL | |         println!("{:?}", y);
11 LL | |     });
12    | |_____- within this `[closure@$DIR/no-send-res-ports.rs:25:19: 29:6]`
13    |
14    = help: within `[closure@$DIR/no-send-res-ports.rs:25:19: 29:6]`, the trait `Send` is not implemented for `Rc<()>`
15 note: required because it appears within the type `Port<()>`
16   --> $DIR/no-send-res-ports.rs:5:8
17    |
18 LL | struct Port<T>(Rc<T>);
19    |        ^^^^
20 note: required because it appears within the type `Foo`
21   --> $DIR/no-send-res-ports.rs:9:12
22    |
23 LL |     struct Foo {
24    |            ^^^
25    = note: required because it appears within the type `[closure@$DIR/no-send-res-ports.rs:25:19: 29:6]`
26 note: required by a bound in `spawn`
27   --> $SRC_DIR/std/src/thread/mod.rs:LL:COL
28    |
29 LL |     F: Send + 'static,
30    |        ^^^^ required by this bound in `spawn`
31
32 error: aborting due to previous error
33
34 For more information about this error, try `rustc --explain E0277`.