1 files changed, 23 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/proxy/bug1853180.js b/js/src/jit-test/tests/proxy/bug1853180.js
new file mode 100644
index 0000000000..2883dd3989
--- /dev/null
+++ b/js/src/jit-test/tests/proxy/bug1853180.js
@@ -0,0 +1,23 @@
+// |jit-test| --fast-warmup
+
+function foo(o) {
+  return o.x;
+}
+
+with ({}) {}
+
+var handler = {
+  get: (target, prop) => { return 1; },
+  getOwnPropertyDescriptor: (target, prop) => { return Object.getOwnPropertyDescriptor(target, prop); }
+}
+
+var o = {};
+Object.defineProperty(o, 'x', { value: 1, configurable: false, writable: false });
+
+var proxy = new Proxy(o, handler);
+for (var i = 0; i < 50; i++) {
+  foo(proxy);
+}
+
+var proxy_proxy = new Proxy(proxy, handler);
+foo(proxy_proxy);