1// Copyright 2013 the V8 project authors. All rights reserved. 2// Redistribution and use in source and binary forms, with or without 3// modification, are permitted provided that the following conditions are 4// met: 5// 6// * Redistributions of source code must retain the above copyright 7// notice, this list of conditions and the following disclaimer. 8// * Redistributions in binary form must reproduce the above 9// copyright notice, this list of conditions and the following 10// disclaimer in the documentation and/or other materials provided 11// with the distribution. 12// * Neither the name of Google Inc. nor the names of its 13// contributors may be used to endorse or promote products derived 14// from this software without specific prior written permission. 15// 16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28// Flags: --expose-debug-as debug 29// Flags: --turbo-deoptimization 30 31// If a function parameter is forced to be context allocated, 32// debug evaluate need to resolve it to a context slot instead of 33// parameter slot on the stack. 34 35var Debug = debug.Debug; 36 37var expected; 38var exception = null; 39 40function listener(event, exec_state, event_data, data) { 41 if (event != Debug.DebugEvent.Break) return; 42 try { 43 assertEquals(expected, exec_state.frame(0).evaluate('arg').value()); 44 exec_state.frame(0).evaluate('arg = "evaluated";'); 45 } catch (e) { 46 exception = e; 47 } 48} 49 50Debug.setListener(listener); 51 52function f(arg) { 53 expected = arg; 54 debugger; 55 assertEquals("evaluated", arg); 56 57 arg = "value"; 58 expected = arg; 59 debugger; 60 assertEquals("evaluated", arg); 61 62 // Forces arg to be context allocated even though a parameter. 63 function g() { arg; } 64} 65 66f(); 67f(1); 68f(1, 2); 69 70assertNull(exception); 71