1 files changed, 34 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/regress/regress-1420536.js b/deps/v8/test/mjsunit/regress/regress-1420536.js
new file mode 100644
index 0000000000..175becf2f1
--- /dev/null
+++ b/deps/v8/test/mjsunit/regress/regress-1420536.js
@@ -0,0 +1,34 @@
+// Copyright 2023 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Flags: --allow-natives-syntax
+
+function f() { this.x = 1; }
+for (var i = 0; i < 10; i++) new f();
+
+function foo() {
+  var obj = new f();
+  obj.y = -1073741825;
+  return obj;
+}
+
+function bar(t) {
+  var arr = [];
+  for (var p in t){
+    arr.push([ t[p]]);
+  }
+  return arr;
+}
+
+function test() {
+  return bar(foo());
+}
+
+%PrepareFunctionForOptimization(f);
+%PrepareFunctionForOptimization(foo);
+%PrepareFunctionForOptimization(bar);
+%PrepareFunctionForOptimization(test);
+assertEquals([[1], [-1073741825]], test(foo, bar));
+%OptimizeFunctionOnNextCall(test);
+assertEquals([[1], [-1073741825]], test(foo, bar));