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      1 // Copyright 2012 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 Debug = debug.Debug;
     32 
     33 Debug.setListener(listener);
     34 
     35 var fourteen;
     36 var four_in_debugger = [];
     37 
     38 function listener(event, exec_state, event_data, data) {
     39   if (event == Debug.DebugEvent.Break) {
     40     for (var i = 0; i < exec_state.frameCount(); i++) {
     41       var frame = exec_state.frame(i);
     42       four_in_debugger[i] = frame.evaluate("four", false).value();
     43     }
     44   }
     45 }
     46 
     47 function f1() {
     48   var three = 3;
     49   var four = 4;
     50   (function f2() {
     51      var seven = 7;
     52      (function f3() {
     53         debugger;
     54         fourteen = three + four + seven;
     55      })();
     56   })();
     57 }
     58 
     59 f1();
     60 assertEquals(14, fourteen);
     61 assertEquals(4, four_in_debugger[0]);
     62 assertEquals(4, four_in_debugger[1]);
     63 assertEquals(4, four_in_debugger[2]);
     64 
     65 Debug.setListener(null);
     66