// Copyright 2011 the V8 project authors. All rights reserved. // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions are // met: // // * Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // * Redistributions in binary form must reproduce the above // copyright notice, this list of conditions and the following // disclaimer in the documentation and/or other materials provided // with the distribution. // * Neither the name of Google Inc. nor the names of its // contributors may be used to endorse or promote products derived // from this software without specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // Flags: --expose-debug-as debug // Check that the ScopeIterator can properly recreate the scope at // every point when stepping through functions. var Debug = debug.Debug; function listener(event, exec_state, event_data, data) { if (event == Debug.DebugEvent.Break) { // Access scope details. var scope_count = exec_state.frame().scopeCount(); for (var i = 0; i < scope_count; i++) { var scope = exec_state.frame().scope(i); // assertTrue(scope.isScope()); scope.scopeType(); scope.scopeObject(); } // Do steps until we reach the global scope again. exec_state.prepareStep(Debug.StepAction.StepIn); } } Debug.setListener(listener); function nop() {} function stress() { debugger; L: with ({x:12}) { break L; } with ({x: 'outer'}) { label: { with ({x: 'inner'}) { break label; } } } with ({x: 'outer'}) { label: { with ({x: 'inner'}) { break label; } } nop(); } with ({x: 'outer'}) { label: { with ({x: 'middle'}) { with ({x: 'inner'}) { break label; } } } } with ({x: 'outer'}) { label: { with ({x: 'middle'}) { with ({x: 'inner'}) { break label; } } } nop(); } with ({x: 'outer'}) { for (var i = 0; i < 3; ++i) { with ({x: 'inner' + i}) { continue; } } } with ({x: 'outer'}) { label: for (var i = 0; i < 3; ++i) { with ({x: 'middle' + i}) { for (var j = 0; j < 3; ++j) { with ({x: 'inner' + j}) { continue label; } } } } } with ({x: 'outer'}) { try { with ({x: 'inner'}) { throw 0; } } catch (e) { } } with ({x: 'outer'}) { try { with ({x: 'inner'}) { throw 0; } } catch (e) { nop(); } } with ({x: 'outer'}) { try { with ({x: 'middle'}) { with ({x: 'inner'}) { throw 0; } } } catch (e) { } } try { with ({x: 'outer'}) { try { with ({x: 'inner'}) { throw 0; } } finally { } } } catch (e) { } try { with ({x: 'outer'}) { try { with ({x: 'inner'}) { throw 0; } } finally { nop(); } } } catch (e) { } function stress1() { with ({x:12}) { return x; } } stress1(); function stress2() { with ({x: 'outer'}) { with ({x: 'inner'}) { return x; } } } stress2(); function stress3() { try { with ({x: 'inner'}) { throw 0; } } catch (e) { return e; } } stress3(); function stress4() { try { with ({x: 'inner'}) { throw 0; } } catch (e) { with ({x: 'inner'}) { return e; } } } stress4(); } stress();