1 files changed, 7 insertions, 0 deletions
diff --git a/js/src/tests/non262/Proxy/regress-bug950407.js b/js/src/tests/non262/Proxy/regress-bug950407.js
new file mode 100644
index 0000000000..d253c75fc2
--- /dev/null
+++ b/js/src/tests/non262/Proxy/regress-bug950407.js
@@ -0,0 +1,7 @@
+var ab = new ArrayBuffer(5);
+var p = new Proxy(ab, {});
+var ps = Object.getOwnPropertyDescriptor(Object.prototype, "__proto__").set;
+var new_proto = {};
+ps.call(p, new_proto);
+
+reportCompare(ab.__proto__, new_proto);