diff options
Diffstat (limited to 'tests/ui/lint/must_not_suspend/issue-89562.rs')
-rw-r--r-- | tests/ui/lint/must_not_suspend/issue-89562.rs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tests/ui/lint/must_not_suspend/issue-89562.rs b/tests/ui/lint/must_not_suspend/issue-89562.rs new file mode 100644 index 000000000..acdb36fcd --- /dev/null +++ b/tests/ui/lint/must_not_suspend/issue-89562.rs @@ -0,0 +1,19 @@ +// edition:2018 +// run-pass + +use std::sync::Mutex; + +// Copied from the issue. Allow-by-default for now, so run-pass +pub async fn foo() { + let foo = Mutex::new(1); + let lock = foo.lock().unwrap(); + + // Prevent mutex lock being held across `.await` point. + drop(lock); + + bar().await; +} + +async fn bar() {} + +fn main() {} |