1 files changed, 41 insertions, 0 deletions

diff --git a/src/test/ui/issues/issue-29948.rs b/src/test/ui/issues/issue-29948.rs
new file mode 100644
index 000000000..01c3ec648
--- /dev/null
+++ b/src/test/ui/issues/issue-29948.rs
@@ -0,0 +1,41 @@
+// run-pass
+// needs-unwind
+// ignore-wasm32-bare compiled with panic=abort by default
+
+use std::panic;
+
+impl<'a> panic::UnwindSafe for Foo<'a> {}
+impl<'a> panic::RefUnwindSafe for Foo<'a> {}
+
+struct Foo<'a>(&'a mut bool);
+
+impl<'a> Drop for Foo<'a> {
+    fn drop(&mut self) {
+        *self.0 = true;
+    }
+}
+
+fn f<T: FnOnce()>(t: T) {
+    t()
+}
+
+fn main() {
+    let mut ran_drop = false;
+    {
+        let x = Foo(&mut ran_drop);
+        let x = move || { let _ = x; };
+        f(x);
+    }
+    assert!(ran_drop);
+
+    let mut ran_drop = false;
+    {
+        let x = Foo(&mut ran_drop);
+        let result = panic::catch_unwind(move || {
+            let x = move || { let _ = x; panic!() };
+            f(x);
+        });
+        assert!(result.is_err());
+    }
+    assert!(ran_drop);
+}