From 6aeeb8363e06e502b129a0575c0d44f6c8f62891 Mon Sep 17 00:00:00 2001
From: Jon Coppeard <jcoppeard@mozilla.com>
Date: Tue, 23 May 2023 12:18:15 +0000
Subject: [PATCH] Bug 1820543 - Add test r=sfink

Depends on D171723

Differential Revision: https://phabricator.services.mozilla.com/D171725
---
 js/src/jit-test/tests/gc/bug-1820543.js | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 js/src/jit-test/tests/gc/bug-1820543.js

diff --git a/js/src/jit-test/tests/gc/bug-1820543.js b/js/src/jit-test/tests/gc/bug-1820543.js
new file mode 100644
index 000000000000..0ef5f9915e00
--- /dev/null
+++ b/js/src/jit-test/tests/gc/bug-1820543.js
@@ -0,0 +1,16 @@
+gczeal(0);
+
+const v1 = ("DEB1").startsWith("DEB1");
+function f2(a3, a4, a5, a6) {
+    return ({"constructor":this,"b":a3,"__proto__":this}).newGlobal(f2);
+}
+f2.newCompartment = v1;
+with (f2()) {
+    function f11(a12, a13) {
+        return "DEB1";
+    }
+    const v15 = new FinalizationRegistry(f11);
+    v15.register(f2);
+}
+this.reportLargeAllocationFailure();
+gc()
-- 
2.11.4.GIT