Upload Kmake

deps/v8/test/mjsunit/maglev/regress/regress-1363450.js

@@ -0,0 +1,22 @@
+// Copyright 2022 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
+
+class C extends (class {}) {
+  constructor() {
+    var f = () => {
+      try { C.__proto__ = null; } catch {}
+      try { super(); } catch {}
+    };
+    %PrepareFunctionForOptimization(f);
+    f();
+    %OptimizeMaglevOnNextCall(f);
+  }
+}
+try { new C(); } catch {}
+// The next 2 calls deopt before reaching relevant bits.
+try { new C(); } catch {}
+try { new C(); } catch {}
+try { new C(); } catch {}