1 files changed, 7 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/testAssigningWatchedDeletedProperty.js b/js/src/jit-test/tests/basic/testAssigningWatchedDeletedProperty.js
new file mode 100644
index 000000000..c22eabed0
--- /dev/null
+++ b/js/src/jit-test/tests/basic/testAssigningWatchedDeletedProperty.js
@@ -0,0 +1,7 @@
+var o = {};
+o.watch("p", function() { });
+
+for (var i = 0; i < 10; i++) {
+    o.p = 123;
+    delete o.p;
+}