1 files changed, 24 insertions, 0 deletions
diff --git a/js/src/tests/non262/regress/regress-597945-1.js b/js/src/tests/non262/regress/regress-597945-1.js
new file mode 100644
index 0000000000..e4bd77dac7
--- /dev/null
+++ b/js/src/tests/non262/regress/regress-597945-1.js
@@ -0,0 +1,24 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/
+ */
+
+var arguments;
+
+function b(foo) {
+    delete foo.d
+    delete foo.w
+    foo.d = true
+    foo.w = Object
+    delete Object.defineProperty(foo, "d", ({
+        set: Math.w
+    })); {}
+}
+for(e of [arguments, arguments]) {
+    try {
+        b(e)('')
+    } catch (e) {}
+}
+
+reportCompare(0, 0, "ok");