Upload Kmake

deps/v8/test/mjsunit/regress/regress-v8-4839.js

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+// Copyright 2016 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 dummy() {}
+
+(function InlinedFunctionTestContext() {
+  var f = function() {};
+
+  function g() {
+    var s = 'hey';
+    dummy();  // Force a deopt point.
+    if (f()) return s;
+  };
+  %PrepareFunctionForOptimization(g);
+  g();
+  g();
+  g();
+  %OptimizeFunctionOnNextCall(g);
+  f = function() {
+    return true;
+  };
+  assertEquals("hey", g());
+})();
+
+(function InlinedConstructorReturnTestContext() {
+  function c() {
+    return 1;
+  }
+
+  var f = function() {
+    return !new c();
+  };
+
+  function g() {
+    var s = 'hey';
+    dummy();  // Force a deopt point.
+    if (f()) return s;
+  };
+  %PrepareFunctionForOptimization(g);
+  g();
+  g();
+  g();
+  %OptimizeFunctionOnNextCall(g);
+  f = function() {
+    return true;
+  };
+  assertEquals("hey", g());
+})();
+
+(function InlinedConstructorNoReturnTestContext() {
+  function c() {}
+
+  var f = function() {
+    return !new c();
+  };
+
+  function g() {
+    var s = 'hey';
+    dummy();  // Force a deopt point.
+    if (f()) return s;
+  };
+  %PrepareFunctionForOptimization(g);
+  g();
+  g();
+  g();
+  %OptimizeFunctionOnNextCall(g);
+  f = function() {
+    return true;
+  };
+  assertEquals("hey", g());
+})();