diff options
Diffstat (limited to 'tests/ui/async-await/issue-64130-non-send-future-diags.stderr')
| -rw-r--r-- | tests/ui/async-await/issue-64130-non-send-future-diags.stderr | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/tests/ui/async-await/issue-64130-non-send-future-diags.stderr b/tests/ui/async-await/issue-64130-non-send-future-diags.stderr new file mode 100644 index 000000000..1da80d98b --- /dev/null +++ b/tests/ui/async-await/issue-64130-non-send-future-diags.stderr @@ -0,0 +1,24 @@ +error: future cannot be sent between threads safely + --> $DIR/issue-64130-non-send-future-diags.rs:23:13 + | +LL | is_send(foo()); + | ^^^^^ future returned by `foo` is not `Send` + | + = help: within `impl Future<Output = ()>`, the trait `Send` is not implemented for `MutexGuard<'_, u32>` +note: future is not `Send` as this value is used across an await + --> $DIR/issue-64130-non-send-future-diags.rs:17:10 + | +LL | let g = x.lock().unwrap(); + | - has type `MutexGuard<'_, u32>` which is not `Send` +LL | baz().await; + | ^^^^^^ await occurs here, with `g` maybe used later +LL | } + | - `g` is later dropped here +note: required by a bound in `is_send` + --> $DIR/issue-64130-non-send-future-diags.rs:9:15 + | +LL | fn is_send<T: Send>(t: T) { } + | ^^^^ required by this bound in `is_send` + +error: aborting due to previous error + |