diff options
Diffstat (limited to '')
| -rw-r--r-- | src/test/ui/generator/not-send-sync.stderr | 28 |
1 files changed, 20 insertions, 8 deletions
diff --git a/src/test/ui/generator/not-send-sync.stderr b/src/test/ui/generator/not-send-sync.stderr index 0b31bb4fd..a821c57b9 100644 --- a/src/test/ui/generator/not-send-sync.stderr +++ b/src/test/ui/generator/not-send-sync.stderr @@ -1,11 +1,18 @@ error[E0277]: `Cell<i32>` cannot be shared between threads safely - --> $DIR/not-send-sync.rs:16:5 + --> $DIR/not-send-sync.rs:16:17 | -LL | assert_send(|| { - | ^^^^^^^^^^^ `Cell<i32>` cannot be shared between threads safely +LL | assert_send(|| { + | _____-----------_^ + | | | + | | required by a bound introduced by this call +LL | | +LL | | drop(&a); +LL | | yield; +LL | | }); + | |_____^ `Cell<i32>` cannot be shared between threads safely | = help: the trait `Sync` is not implemented for `Cell<i32>` - = note: required because of the requirements on the impl of `Send` for `&Cell<i32>` + = note: required for `&Cell<i32>` to implement `Send` note: required because it's used within this generator --> $DIR/not-send-sync.rs:16:17 | @@ -18,10 +25,15 @@ LL | fn assert_send<T: Send>(_: T) {} | ^^^^ required by this bound in `assert_send` error: generator cannot be shared between threads safely - --> $DIR/not-send-sync.rs:9:5 - | -LL | assert_sync(|| { - | ^^^^^^^^^^^ generator is not `Sync` + --> $DIR/not-send-sync.rs:9:17 + | +LL | assert_sync(|| { + | _________________^ +LL | | +LL | | let a = Cell::new(2); +LL | | yield; +LL | | }); + | |_____^ generator is not `Sync` | = help: within `[generator@$DIR/not-send-sync.rs:9:17: 9:19]`, the trait `Sync` is not implemented for `Cell<i32>` note: generator is not `Sync` as this value is used across a yield |