1 files changed, 11 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/collections/Set-clear-iterators-2.js b/js/src/jit-test/tests/collections/Set-clear-iterators-2.js
new file mode 100644
index 000000000..3b80d42c3
--- /dev/null
+++ b/js/src/jit-test/tests/collections/Set-clear-iterators-2.js
@@ -0,0 +1,11 @@
+// A Set iterator continues to visit entries added after a clear().
+
+load(libdir + "iteration.js");
+
+var s = new Set(["a"]);
+var it = s[Symbol.iterator]();
+assertIteratorNext(it, "a");
+s.clear();
+s.add("b");
+assertIteratorNext(it, "b");
+assertIteratorDone(it, undefined);