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 --allow-natives-syntax
29// Flags: --turbo-deoptimization
30
31Debug = debug.Debug;
32
33function listener(event, exec_state, event_data, data) {
34  if (event != Debug.DebugEvent.Break) return;
35  try {
36    assertEquals("foo", exec_state.frame(0).evaluate("bar").value());
37  } catch (e) {
38    exception = e;
39  };
40  listened++;
41};
42
43var exception = null;
44var listened = 0;
45
46var f = function() {
47  var bar = "foo";
48  var baz = bar;  // Break point should be here.
49  return bar;
50}
51
52var g = function() {
53  var bar = "foo";
54  var baz = bar;  // Break point should be here.
55  return bar;
56}
57
58f();
59f();
60g();
61g();
62
63// Mark with builtin.
64%OptimizeFunctionOnNextCall(f);
65if (%IsConcurrentRecompilationSupported()) {
66  %OptimizeFunctionOnNextCall(g, "concurrent");
67}
68
69// Activate debugger.
70Debug.setListener(listener);
71
72 // Set break point.
73Debug.setBreakPoint(f, 2, 0);
74Debug.setBreakPoint(g, 2, 0);
75
76// Trigger break point.
77f();
78g();
79
80// Assert that break point is set at expected location.
81assertTrue(Debug.showBreakPoints(f).indexOf("[B0]var baz = bar;") > 0);
82assertTrue(Debug.showBreakPoints(g).indexOf("[B0]var baz = bar;") > 0);
83
84assertEquals(2, listened);
85assertNull(exception);
86