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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:41 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:41 +0000 |
commit | 4f9fe856a25ab29345b90e7725509e9ee38a37be (patch) | |
tree | e4ffd8a9374cae7b21f7cbfb352927e0e074aff6 /tests/ui/sync/suggest-ref-cell.rs | |
parent | Adding upstream version 1.68.2+dfsg1. (diff) | |
download | rustc-4f9fe856a25ab29345b90e7725509e9ee38a37be.tar.xz rustc-4f9fe856a25ab29345b90e7725509e9ee38a37be.zip |
Adding upstream version 1.69.0+dfsg1.upstream/1.69.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | tests/ui/sync/suggest-ref-cell.rs | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/tests/ui/sync/suggest-ref-cell.rs b/tests/ui/sync/suggest-ref-cell.rs new file mode 100644 index 000000000..6b972ae09 --- /dev/null +++ b/tests/ui/sync/suggest-ref-cell.rs @@ -0,0 +1,12 @@ +#![feature(once_cell)] + +fn require_sync<T: Sync>() {} +//~^ NOTE required by this bound in `require_sync` +//~| NOTE required by a bound in `require_sync` + +fn main() { + require_sync::<std::cell::RefCell<()>>(); + //~^ ERROR `RefCell<()>` cannot be shared between threads safely + //~| NOTE `RefCell<()>` cannot be shared between threads safely + //~| NOTE use `std::sync::RwLock` instead +} |