1 files changed, 8 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/warp/bug1696897.js b/js/src/jit-test/tests/warp/bug1696897.js
new file mode 100644
index 0000000000..fbdd671573
--- /dev/null
+++ b/js/src/jit-test/tests/warp/bug1696897.js
@@ -0,0 +1,8 @@
+function foo() {
+    Object.defineProperty(this, "valueOf", ({value: 0, writable: true}));
+    Object.freeze(this);
+}
+
+for (var i = 0; i < 100; i++) {
+    foo.call('');
+}