42 lines
1.5 KiB
Plaintext
42 lines
1.5 KiB
Plaintext
error[E0277]: `*mut ()` cannot be shared between threads safely
|
|
--> $DIR/issue-70935-complex-spans.rs:15:23
|
|
|
|
|
LL | fn foo(x: NotSync) -> impl Future + Send {
|
|
| ^^^^^^^^^^^^^^^^^^ `*mut ()` cannot be shared between threads safely
|
|
|
|
|
= help: within `NotSync`, the trait `Sync` is not implemented for `*mut ()`
|
|
note: required because it appears within the type `PhantomData<*mut ()>`
|
|
--> $SRC_DIR/core/src/marker.rs:LL:COL
|
|
note: required because it appears within the type `NotSync`
|
|
--> $DIR/issue-70935-complex-spans.rs:9:8
|
|
|
|
|
LL | struct NotSync(PhantomData<*mut ()>);
|
|
| ^^^^^^^
|
|
= note: required for `&NotSync` to implement `Send`
|
|
note: required because it's used within this closure
|
|
--> $DIR/issue-70935-complex-spans.rs:18:13
|
|
|
|
|
LL | baz(|| async {
|
|
| ^^
|
|
note: required because it's used within this `async` fn body
|
|
--> $DIR/issue-70935-complex-spans.rs:12:67
|
|
|
|
|
LL | async fn baz<T>(_c: impl FnMut() -> T) where T: Future<Output=()> {
|
|
| ___________________________________________________________________^
|
|
LL | | }
|
|
| |_^
|
|
= note: required because it captures the following types: `impl Future<Output = ()>`
|
|
note: required because it's used within this `async` block
|
|
--> $DIR/issue-70935-complex-spans.rs:17:5
|
|
|
|
|
LL | / async move {
|
|
LL | | baz(|| async {
|
|
LL | | foo(x.clone());
|
|
LL | | }).await;
|
|
LL | | }
|
|
| |_____^
|
|
|
|
error: aborting due to previous error
|
|
|
|
For more information about this error, try `rustc --explain E0277`.
|