1 files changed, 20 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/for-of/generators-5.js b/js/src/jit-test/tests/for-of/generators-5.js
new file mode 100644
index 000000000..c76e53050
--- /dev/null
+++ b/js/src/jit-test/tests/for-of/generators-5.js
@@ -0,0 +1,20 @@
+// Breaking out of a for-of loop over a generator-iterator does not close the iterator.
+
+load(libdir + "iteration.js");
+
+function range(n) {
+    for (var i = 0; i < n; i++)
+        yield i;
+}
+
+var r = range(10);
+var s = '';
+for (var x of r) {
+    s += x;
+    if (x == 4)
+        break;
+}
+s += '/';
+for (var y of r)
+    s += y;
+assertEq(s, '01234/56789');