1 files changed, 56 insertions, 0 deletions
diff --git a/src/test/ui/panics/panic-handler-flail-wildly.rs b/src/test/ui/panics/panic-handler-flail-wildly.rs
new file mode 100644
index 000000000..679dc7de8
--- /dev/null
+++ b/src/test/ui/panics/panic-handler-flail-wildly.rs
@@ -0,0 +1,56 @@
+// run-pass
+// needs-unwind
+
+#![allow(stable_features)]
+#![allow(unused_must_use)]
+
+// ignore-emscripten no threads support
+
+#![feature(std_panic)]
+
+use std::panic;
+use std::thread;
+
+fn a() {
+    panic::set_hook(Box::new(|_| println!("hello yes this is a")));
+    panic::take_hook();
+    panic::set_hook(Box::new(|_| println!("hello yes this is a part 2")));
+    panic::take_hook();
+}
+
+fn b() {
+    panic::take_hook();
+    panic::take_hook();
+    panic::take_hook();
+    panic::take_hook();
+    panic::take_hook();
+    panic!();
+}
+
+fn c() {
+    panic::set_hook(Box::new(|_| ()));
+    panic::set_hook(Box::new(|_| ()));
+    panic::set_hook(Box::new(|_| ()));
+    panic::set_hook(Box::new(|_| ()));
+    panic::set_hook(Box::new(|_| ()));
+    panic::set_hook(Box::new(|_| ()));
+    panic!();
+}
+
+fn main() {
+    for _ in 0..10 {
+        let mut handles = vec![];
+        for _ in 0..10 {
+            handles.push(thread::spawn(a));
+        }
+        for _ in 0..10 {
+            handles.push(thread::spawn(b));
+        }
+        for _ in 0..10 {
+            handles.push(thread::spawn(c));
+        }
+        for handle in handles {
+            let _ = handle.join();
+        }
+    }
+}