1 // Copyright 2015 the V8 project authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 // Test access of the new.target value in functions that also allocate local 6 // function contexts of varying sizes, making sure the value is not clobbered. 7 8 function makeFun(n) { 9 var source = "(function f" + n + "() { "; 10 for (var i = 0; i < n; ++i) source += "var v" + i + "; "; 11 source += "(function() { 0 "; 12 for (var i = 0; i < n; ++i) source += "+ v" + i + " "; 13 source += "})(); return { value: new.target }; })"; 14 return eval(source); 15 } 16 17 // Exercise fast case. 18 var a = makeFun(4); 19 assertEquals(a, new a().value); 20 assertEquals(undefined, a().value); 21 22 // Exercise slow case. 23 var b = makeFun(128); 24 assertEquals(b, new b().value); 25 assertEquals(undefined, b().value); 26
