1 files changed, 15 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/bug1845257.js b/js/src/jit-test/tests/ion/bug1845257.js
new file mode 100644
index 0000000000..b099c7ce8a
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug1845257.js
@@ -0,0 +1,15 @@
+// |jit-test| --no-threads; --baseline-warmup-threshold=10; --ion-warmup-threshold=100; --fuzzing-safe; --gc-zeal=10
+
+const v7 = {};
+
+function foo(n) {
+    if (n == 0) return;
+    const v13 = Object(Object);
+    const v14 = v13(v7);
+    const v15 = v13.create(v13);
+    v15.setPrototypeOf(v14, v13);
+    const v18 = v15.assign(v14).create(v14); // 1
+    v18.is(v18, v18);                        // 2
+    foo(n-1);
+}
+foo(2000);