1 // Copyright 2016 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 // Flags: --allow-natives-syntax 6 7 var f = (function() { 8 "use asm"; 9 function foo(x) { 10 return x == 0; 11 } 12 return foo; 13 })(); 14 15 function deopt(f) { 16 return { 17 toString : function() { 18 %DeoptimizeFunction(f); 19 return "2"; 20 } 21 }; 22 } 23 24 %OptimizeFunctionOnNextCall(f); 25 assertFalse(f(deopt(f))); 26