1 files changed, 8 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/bug792166-1.js b/js/src/jit-test/tests/ion/bug792166-1.js
new file mode 100644
index 000000000..b620c9fb6
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug792166-1.js
@@ -0,0 +1,8 @@
+Object.defineProperty(Object.prototype, 'x', {
+    set: function() {}
+});
+var obj = {};
+for (var i = 0; i < 100 ; ++i) {
+    obj.x = 1;
+    delete obj.x;
+}