71 lines
2.8 KiB
Plaintext
71 lines
2.8 KiB
Plaintext
error[E0277]: `*mut ()` cannot be shared between threads safely
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--> $DIR/issue-70935-complex-spans.rs:15:23
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LL | fn foo(x: NotSync) -> impl Future + Send {
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| ^^^^^^^^^^^^^^^^^^ `*mut ()` cannot be shared between threads safely
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= help: within `NotSync`, the trait `Sync` is not implemented for `*mut ()`, which is required by `{async block@$DIR/issue-70935-complex-spans.rs:18:5: 18:15}: Send`
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note: required because it appears within the type `PhantomData<*mut ()>`
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--> $SRC_DIR/core/src/marker.rs:LL:COL
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note: required because it appears within the type `NotSync`
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--> $DIR/issue-70935-complex-spans.rs:9:8
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LL | struct NotSync(PhantomData<*mut ()>);
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| ^^^^^^^
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= note: required for `&NotSync` to implement `Send`
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note: required because it's used within this closure
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--> $DIR/issue-70935-complex-spans.rs:19:13
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LL | baz(|| async {
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| ^^
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note: required because it's used within this `async` fn body
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--> $DIR/issue-70935-complex-spans.rs:12:67
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LL | async fn baz<T>(_c: impl FnMut() -> T) where T: Future<Output=()> {
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| ___________________________________________________________________^
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LL | | }
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| |_^
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note: required because it's used within this `async` block
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--> $DIR/issue-70935-complex-spans.rs:18:5
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LL | async move {
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| ^^^^^^^^^^
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error[E0277]: `*mut ()` cannot be shared between threads safely
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--> $DIR/issue-70935-complex-spans.rs:15:23
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LL | fn foo(x: NotSync) -> impl Future + Send {
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| ^^^^^^^^^^^^^^^^^^ `*mut ()` cannot be shared between threads safely
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= help: within `NotSync`, the trait `Sync` is not implemented for `*mut ()`, which is required by `{async block@$DIR/issue-70935-complex-spans.rs:18:5: 18:15}: Send`
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note: required because it appears within the type `PhantomData<*mut ()>`
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--> $SRC_DIR/core/src/marker.rs:LL:COL
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note: required because it appears within the type `NotSync`
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--> $DIR/issue-70935-complex-spans.rs:9:8
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LL | struct NotSync(PhantomData<*mut ()>);
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| ^^^^^^^
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= note: required for `&NotSync` to implement `Send`
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note: required because it's used within this closure
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--> $DIR/issue-70935-complex-spans.rs:19:13
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LL | baz(|| async {
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| ^^
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note: required because it's used within this `async` fn body
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--> $DIR/issue-70935-complex-spans.rs:12:67
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LL | async fn baz<T>(_c: impl FnMut() -> T) where T: Future<Output=()> {
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| ___________________________________________________________________^
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LL | | }
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| |_^
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note: required because it's used within this `async` block
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--> $DIR/issue-70935-complex-spans.rs:18:5
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LL | async move {
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| ^^^^^^^^^^
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= note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no`
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error: aborting due to 2 previous errors
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For more information about this error, try `rustc --explain E0277`.
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