Upload Kmake

deps/v8/test/mjsunit/cross-realm-builtin-call.js

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+// Copyright 2019 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 check(x) { assertEquals(x, "foo"); }
+
+var r = Realm.createAllowCrossRealmAccess();
+var f = Realm.eval(r, `
+    function f(func) {
+      // The call to Function.prototype.apply is across native contexts so
+      // cannot be elided. However the compiler should be able to call the
+      // builtin directly rather than via the trampoline Code object. This isn't
+      // easy to test, but here we at least check that it doesn't crash due to
+      // calling a builtin Code object incorrectly (Function.Prototype.apply).
+      return func.apply(undefined, ["foo"]);
+    }
+
+    f;`);
+
+%PrepareFunctionForOptimization(f);
+
+f(check);
+f(check);
+
+%OptimizeFunctionOnNextCall(f);
+
+f(check);