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// Flags: --allow-natives-syntax 6 7var shouldThrow = false; 8 9function h() { 10 try { // Prevent inlining in Crankshaft. 11 } catch(e) { } 12 var res = g.arguments[0].x; 13 if (shouldThrow) { 14 throw res; 15 } 16 return res; 17} 18 19function g(o) { h(); } 20 21function f1() { 22 var o = { x : 1 }; 23 g(o); 24 return o.x; 25} 26 27function f2() { 28 var o = { x : 2 }; 29 g(o); 30 return o.x; 31} 32 33f1(); 34f2(); 35f1(); 36f2(); 37%OptimizeFunctionOnNextCall(f1); 38%OptimizeFunctionOnNextCall(f2); 39shouldThrow = true; 40try { f1(); } catch(e) { 41 assertEquals(e, 1); 42} 43try { f2(); } catch(e) { 44 assertEquals(e, 2); 45} 46