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-rw-r--r--tests/ui/generator/panic-safe.rs30
1 files changed, 30 insertions, 0 deletions
diff --git a/tests/ui/generator/panic-safe.rs b/tests/ui/generator/panic-safe.rs
new file mode 100644
index 00000000000..3db80bb5821
--- /dev/null
+++ b/tests/ui/generator/panic-safe.rs
@@ -0,0 +1,30 @@
+// run-pass
+// needs-unwind
+
+
+#![feature(generators, generator_trait)]
+
+use std::ops::Generator;
+use std::pin::Pin;
+use std::panic;
+
+fn main() {
+    let mut foo = || {
+        if true {
+            panic!();
+        }
+        yield;
+    };
+
+    let res = panic::catch_unwind(panic::AssertUnwindSafe(|| {
+        Pin::new(&mut foo).resume(())
+    }));
+    assert!(res.is_err());
+
+    for _ in 0..10 {
+        let res = panic::catch_unwind(panic::AssertUnwindSafe(|| {
+            Pin::new(&mut foo).resume(())
+        }));
+        assert!(res.is_err());
+    }
+}