Thread 1 (Thread 0x7fb064d14740 (LWP 6218)):
#0  0x000000000059e49c in (anonymous namespace)::optimizeSSA (W=..., defUses=..., df=...) at /home/qtrob/dev/src/qt-5.8/qtdeclarative/src/qml/compiler/qv4ssa.cpp:4030
        replaceUses = {_defUses = @0x7ffd27650cc0, _function = 0x11b5960, _toReplace = 0x0, _replacement = 0x0}
        s = 0x11bbc80
#1  0x00000000005e34a6 in QV4::IR::Optimizer::run (this=<optimized out>, qmlEngine=<optimized out>, doTypeInference=<optimized out>, peelLoops=<optimized out>) at /home/qtrob/dev/src/qt-5.8/qtdeclarative/src/qml/compiler/qv4ssa.cpp:5410
        df = {function = 0x11b5960, d = {d = 0x0}, idom = {<std::_Vector_base<int, std::allocator<int> >> = {_M_impl = {<std::allocator<int>> = {<__gnu_cxx::new_allocator<int>> = {<No data fields>}, <No data fields>}, _M_start = 0x11bd4f0, _M_finish = 0x11bd500, _M_end_of_storage = 0x11bd500}}, <No data fields>}, DF = {<std::_Vector_base<(anonymous namespace)::BasicBlockSet, std::allocator<(anonymous namespace)::BasicBlockSet> >> = {_M_impl = {<std::allocator<(anonymous namespace)::BasicBlockSet>> = {<__gnu_cxx::new_allocator<(anonymous namespace)::BasicBlockSet>> = {<No data fields>}, <No data fields>}, _M_start = 0x11bdab0, _M_finish = 0x11bdbb0, _M_end_of_storage = 0x11bdbb0}}, <No data fields>}}
        defUses = {_defUses = {<std::_Vector_base<(anonymous namespace)::DefUses::DefUse, std::allocator<(anonymous namespace)::DefUses::DefUse> >> = {_M_impl = {<std::allocator<(anonymous namespace)::DefUses::DefUse>> = {<__gnu_cxx::new_allocator<(anonymous namespace)::DefUses::DefUse>> = {<No data fields>}, <No data fields>}, _M_start = 0x11bdcd0, _M_finish = 0x11bdfc8, _M_end_of_storage = 0x11be040}}, <No data fields>}, _usesPerStatement = {<std::_Vector_base<QVarLengthArray<QV4::IR::Temp, 4>, std::allocator<QVarLengthArray<QV4::IR::Temp, 4> > >> = {_M_impl = {<std::allocator<QVarLengthArray<QV4::IR::Temp, 4> >> = {<__gnu_cxx::new_allocator<QVarLengthArray<QV4::IR::Temp, 4> >> = {<No data fields>}, <No data fields>}, _M_start = 0x11be8a0, _M_finish = 0x11befd0, _M_end_of_storage = 0x11bf2a0}}, <No data fields>}}
        worklist = {theFunction = 0x11b5960, stmts = {<std::_Vector_base<QV4::IR::Stmt*, std::allocator<QV4::IR::Stmt*> >> = {_M_impl = {<std::allocator<QV4::IR::Stmt*>> = {<__gnu_cxx::new_allocator<QV4::IR::Stmt*>> = {<No data fields>}, <No data fields>}, _M_start = 0x11bdbc0, _M_finish = 0x11bdc78, _M_end_of_storage = 0x11bdc98}}, <No data fields>}, worklist = {bits = {<std::_Bvector_base<std::allocator<bool> >> = {_M_impl = {<std::allocator<unsigned long>> = {<__gnu_cxx::new_allocator<unsigned long>> = {<No data fields>}, <No data fields>}, _M_start = {<std::_Bit_iterator_base> = {<std::iterator<std::random_access_iterator_tag, bool, long, bool*, bool&>> = {<No data fields>}, _M_p = 0x11b5350, _M_offset = 0}, <No data fields>}, _M_finish = {<std::_Bit_iterator_base> = {<std::iterator<std::random_access_iterator_tag, bool, long, bool*, bool&>> = {<No data fields>}, _M_p = 0x11b5350, _M_offset = 23}, <No data fields>}, _M_end_of_storage = 0x11b5358}}, <No data fields>}}, worklistSize = 1, replaced = {<std::_Vector_base<int, std::allocator<int> >> = {_M_impl = {<std::allocator<int>> = {<__gnu_cxx::new_allocator<int>> = {<No data fields>}, <No data fields>}, _M_start = 0x11be810, _M_finish = 0x11be86c, _M_end_of_storage = 0x11be87c}}, <No data fields>}, removed = {bits = {<std::_Bvector_base<std::allocator<bool> >> = {_M_impl = {<std::allocator<unsigned long>> = {<__gnu_cxx::new_allocator<unsigned long>> = {<No data fields>}, <No data fields>}, _M_start = {<std::_Bit_iterator_base> = {<std::iterator<std::random_access_iterator_tag, bool, long, bool*, bool&>> = {<No data fields>}, _M_p = 0x11be6c0, _M_offset = 0}, <No data fields>}, _M_finish = {<std::_Bit_iterator_base> = {<std::iterator<std::random_access_iterator_tag, bool, long, bool*, bool&>> = {<No data fields>}, _M_p = 0x11be6c0, _M_offset = 23}, <No data fields>}, _M_end_of_storage = 0x11be6c8}}, <No data fields>}}}
        doOpt = true
        statementCount = <optimized out>
        doSSA = true
#2  0x000000000040fafb in QmlC::InstructionSelection::run (this=0x7ffd276511b0, functionIndex=1) at /home/qtrob/dev/src/tqtc-qmlcompiler/compiler/isel.cpp:190
        function = 0x0
        block = 0x0
        nextBlock = 0x11b51c0
        generator = 0x0
        blocksNeedingLabels = {q_hash = {{d = 0x7fb064988dc0 <QHashData::shared_null>, e = 0x7fb064988dc0 <QHashData::shared_null>}}}
        opt = {function = 0x11b5960, inSSA = false, startEndLoops = {{d = 0x7fb064988dc0 <QHashData::shared_null>, e = 0x7fb064988dc0 <QHashData::shared_null>}}}
        removableJumps = {q_hash = {{d = 0x11b5190, e = 0x11b5190}}}
        cs = 0x11baf70
#3  0x00000000004e2350 in QV4::EvalInstructionSelection::compile (this=0x7ffd276511c0, generateUnitData=<optimized out>) at /home/qtrob/dev/src/qt-5.8/qtdeclarative/src/qml/compiler/qv4isel_p.cpp:82
        i = 1
        unit = {o = 0x11b5160}
#4  0x000000000043a8f8 in compileQmlFile (file=..., inputFileUrl=..., outputFileName=..., target=TargetStandaloneApplication, resourcePrefix=...) at /home/qtrob/dev/src/tqtc-qmlcompiler/compiler/qtquickcompiler.cpp:119
        sourceCode = {static null = {<No data fields>}, d = 0x11b47f0}
        moduleName = {static null = {<No data fields>}, d = 0x11b4220}
        document = {<QmlIR::Document> = {code = {static null = {<No data fields>}, d = 0x11b47f0}, jsParserEngine = {_lexer = 0x7ffd27650e20, _directives = 0x0, _pool = {<QSharedData> = {ref = {<QAtomicInteger<int>> = {<QBasicAtomicInteger<int>> = {_q_value = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}}, _blocks = 0x11b47a0, _allocatedBlocks = 8, _blockCount = 0, _ptr = 0x11ba3a0 "", _end = 0x11baf00 ""}, _comments = {<QListSpecialMethods<QQmlJS::AST::SourceLocation>> = {<No data fields>}, {p = {static shared_null = {ref = {atomic = {_q_value = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = -1}, <No data fields>}}}, alloc = 0, begin = 0, end = 0, array = {0x0}}, d = 0x7fb064988e50 <QListData::shared_null>}, d = 0x7fb064988e50 <QListData::shared_null>}}, _extraCode = {static null = {<No data fields>}, d = 0x7fb0649874c0 <QArrayData::shared_null>}, _code = {static null = {<No data fields>}, d = 0x11b47f0}}, jsModule = {pool = {<QSharedData> = {ref = {<QAtomicInteger<int>> = {<QBasicAtomicInteger<int>> = {_q_value = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}}, _blocks = 0x11b5870, _allocatedBlocks = 8, _blockCount = 0, _ptr = 0x11bbe40 "", _end = 0x11bcf10 ""}, functions = {d = 0x11b7180}, rootFunction = 0x11b5430, fileName = {static null = {<No data fields>}, d = 0x627ee0 <main::{lambda()#14}::operator()() const::qstring_literal>}, sourceTimeStamp = 0, isQmlModule = false, unitFlags = 0, debugMode = false}, imports = {<QListSpecialMethods<QV4::CompiledData::Import const*>> = {<No data fields>}, {p = {static shared_null = {ref = {atomic = {_q_value = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = -1}, <No data fields>}}}, alloc = 0, begin = 0, end = 0, array = {0x0}}, d = 0x11b4a50}, d = 0x11b4a50}}, pragmas = {<QListSpecialMethods<QmlIR::Pragma*>> = {<No data fields>}, {p = {static shared_null = {ref = {atomic = {_q_value = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = -1}, <No data fields>}}}, alloc = 0, begin = 0, end = 0, array = {0x0}}, d = 0x7fb064988e50 <QListData::shared_null>}, d = 0x7fb064988e50 <QListData::shared_null>}}, program = 0x11b9d10, indexOfRootObject = 0, objects = {d = 0x11b4b50}, jsGenerator = {stringTable = {stringToId = {{d = 0x11b4250, e = 0x11b4250}}, strings = {<QList<QString>> = {<QListSpecialMethods<QString>> = {<No data fields>}, {p = {static shared_null = {ref = {atomic = {_q_value = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = -1}, <No data fields>}}}, alloc = 0, begin = 0, end = 0, array = {0x0}}, d = 0x11b4d30}, d = 0x11b4d30}}, <No data fields>}, stringDataSize = 376}, codeGeneratorName = {static null = {<No data fields>}, d = 0x628e00 <QmlC::InstructionSelection::InstructionSelection(QV4::ExecutableAllocator*, QV4::IR::Module*, QV4::Compiler::JSUnitGenerator*)::{lambda()#1}::operator()() const::qstring_literal>}, irModule = 0x7ffd27651308, lookups = {<QListSpecialMethods<QV4::CompiledData::Lookup>> = {<No data fields>}, {p = {static shared_null = {ref = {atomic = {_q_value = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = -1}, <No data fields>}}}, alloc = 0, begin = 0, end = 0, array = {0x0}}, d = 0x7fb064988e50 <QListData::shared_null>}, d = 0x7fb064988e50 <QListData::shared_null>}}, regexps = {d = 0x7fb0649874c0 <QArrayData::shared_null>}, constants = {d = 0x7fb0649874c0 <QArrayData::shared_null>}, jsClassData = {d = 0x7fb0649874c0 <QArrayData::shared_null>}, jsClassOffsets = {d = 0x7fb0649874c0 <QArrayData::shared_null>}}, javaScriptCompilationUnit = {o = 0x0}}, name = {static null = {<No data fields>}, d = 0x11b4220}}
        illegalNames = {q_hash = {{d = 0x7fb064988dc0 <QHashData::shared_null>, e = 0x7fb064988dc0 <QHashData::shared_null>}}}
        irBuilder = {<QQmlJS::AST::Visitor> = {_vptr.Visitor = 0x864890 <vtable for QmlIR::IRBuilder+16>}, errors = {<QListSpecialMethods<QQmlJS::DiagnosticMessage>> = {<No data fields>}, {p = {static shared_null = {ref = {atomic = {_q_value = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = -1}, <No data fields>}}}, alloc = 0, begin = 0, end = 0, array = {0x0}}, d = 0x7fb064988e50 <QListData::shared_null>}, d = 0x7fb064988e50 <QListData::shared_null>}}, illegalNames = {q_hash = {{d = 0x7fb064988dc0 <QHashData::shared_null>, e = 0x7fb064988dc0 <QHashData::shared_null>}}}, _imports = {<QListSpecialMethods<QV4::CompiledData::Import const*>> = {<No data fields>}, {p = {static shared_null = {ref = {atomic = {_q_value = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = -1}, <No data fields>}}}, alloc = 0, begin = 0, end = 0, array = {0x0}}, d = 0x7fb064988e50 <QListData::shared_null>}, d = 0x7fb064988e50 <QListData::shared_null>}}, _pragmas = {<QListSpecialMethods<QmlIR::Pragma*>> = {<No data fields>}, {p = {static shared_null = {ref = {atomic = {_q_value = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = -1}, <No data fields>}}}, alloc = 0, begin = 0, end = 0, array = {0x0}}, d = 0x7fb064988e50 <QListData::shared_null>}, d = 0x7fb064988e50 <QListData::shared_null>}}, _objects = {d = 0x7fb0649874c0 <QArrayData::shared_null>}, _typeReferences = {<QHash<int, QV4::CompiledData::TypeReference>> = {{d = 0x7fb064988dc0 <QHashData::shared_null>, e = 0x7fb064988dc0 <QHashData::shared_null>}}, <No data fields>}, _object = 0x0, _propertyDeclaration = 0x0, pool = 0x7ffd276512c8, sourceCode = {static null = {<No data fields>}, d = 0x11b47f0}, jsGenerator = 0x7ffd27651388}
        generator = {<No data fields>}
        isel = {<QV4::EvalISelFactory> = {_vptr.EvalISelFactory = 0x862bf8 <vtable for QmlC::InstructionSelection+16>, codeGeneratorName = {static null = {<No data fields>}, d = 0x628e00 <QmlC::InstructionSelection::InstructionSelection(QV4::ExecutableAllocator*, QV4::IR::Module*, QV4::Compiler::JSUnitGenerator*)::{lambda()#1}::operator()() const::qstring_literal>}}, <QV4::EvalInstructionSelection> = {_vptr.EvalInstructionSelection = 0x862e00 <vtable for QmlC::InstructionSelection+536>, useFastLookups = true, useTypeInference = true, executableAllocator = 0x0, jsGenerator = 0x7ffd27651388, ownJSGenerator = {d = 0x0}, irModule = 0x7ffd27651308}, <QV4::IR::IRDecoder> = {_vptr.IRDecoder = 0x862e30 <vtable for QmlC::InstructionSelection+584>, _function = 0x11b5960}, blockNeedsDebugInstruction = false, currentLine = 0, _block = 0x0, _nextBlock = 0x0, _removableJumps = {q_hash = {{d = 0x7fb064988dc0 <QHashData::shared_null>, e = 0x7fb064988dc0 <QHashData::shared_null>}}}, _currentStatement = 0x0, _functionGenerator = 0x11b52d0, tempBuffer = {d = 0x11bd6e0}, tempStream = {data = 0x7ffd27651230, indent = 0, newLine = false}, tempBufferInUse = false, _codeStream = {data = 0x11b53e0, indent = 1, newLine = true}, _blocksNeedingLabels = {q_hash = {{d = 0x7fb064988dc0 <QHashData::shared_null>, e = 0x7fb064988dc0 <QHashData::shared_null>}}}, functionGenerators = {d = 0x11b5240}, m_needDoubleEncodingHelper = false}
        compilationUnit = {o = 0x11b5160}
#5  0x000000000040c04c in main (argc=4, argv=0x7ffd276516d8) at /home/qtrob/dev/src/tqtc-qmlcompiler/compiler/main.cpp:462
        app = {<QObject> = {_vptr.QObject = 0x7fb064b1a3d8 <vtable for QCoreApplication+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7fb064a385e0 <qt_meta_stringdata_QObject>, data = 0x7fb064a384c0 <qt_meta_data_QObject>, static_metacall = 0x7fb064676880 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x119ae50}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7fb064a81c20 <qt_meta_stringdata_Qt>, data = 0x7fb064a7f160 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7fb064b11740 <QObject::staticMetaObject>, stringdata = 0x7fb064a99920 <qt_meta_stringdata_QCoreApplication>, data = 0x7fb064a99800 <qt_meta_data_QCoreApplication>, static_metacall = 0x7fb06494ca80 <QCoreApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, static self = 0x7ffd27651570}
        parser = {d = 0x11b7640}
        standaloneOption = {d = {d = 0x11b8600}}
        moduleOption = {d = {d = 0x11b8770}}
        strictModeOption = {d = {d = 0x11b88a0}}
        resourceOption = {d = {d = 0x11b3b60}}
        resourcePathOption = {d = {d = 0x11b3ce0}}
        resourceFileMappingOption = {d = {d = 0x11b3e90}}
        filterResourceFileOption = {d = {d = 0x11b3fe0}}
        fileMapper = {qrcPathToFileSystemPath = {{d = 0x7fb064988dc0 <QHashData::shared_null>, e = 0x7fb064988dc0 <QHashData::shared_null>}}}
        args = {<QList<QString>> = {<QListSpecialMethods<QString>> = {<No data fields>}, {p = {static shared_null = {ref = {atomic = {_q_value = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = -1}, <No data fields>}}}, alloc = 0, begin = 0, end = 0, array = {0x0}}, d = 0x11b4310}, d = 0x11b4310}}, <No data fields>}
        input = {static null = {<No data fields>}, d = 0x11b4340}
        output = {static null = {<No data fields>}, d = 0x11b43a0}
        target = TargetStandaloneApplication
        file = {<QFileDevice> = {<QIODevice> = {<QObject> = {_vptr.QObject = 0x7fb064b18a58 <vtable for QFile+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7fb064a385e0 <qt_meta_stringdata_QObject>, data = 0x7fb064a384c0 <qt_meta_data_QObject>, static_metacall = 0x7fb064676880 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x11b4470}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7fb064a81c20 <qt_meta_stringdata_Qt>, data = 0x7fb064a7f160 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7fb064b11740 <QObject::staticMetaObject>, stringdata = 0x7fb064a96b60 <qt_meta_stringdata_QIODevice>, data = 0x7fb064a96a60 <qt_meta_data_QIODevice>, static_metacall = 0x7fb064936920 <QIODevice::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7fb064b18e00 <QIODevice::staticMetaObject>, stringdata = 0x7fb064a96a00 <qt_meta_stringdata_QFileDevice>, data = 0x7fb064a969c0 <qt_meta_data_QFileDevice>, static_metacall = 0x7fb064935e50 <QFileDevice::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7fb064b18cc0 <QFileDevice::staticMetaObject>, stringdata = 0x7fb064a96980 <qt_meta_stringdata_QFile>, data = 0x7fb064a96940 <qt_meta_data_QFile>, static_metacall = 0x7fb064935840 <QFile::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
        inputResourcePath = {static null = {<No data fields>}, d = 0x7fb0649874c0 <QArrayData::shared_null>}
        inputFileUrl = {static null = {<No data fields>}, d = 0x627ee0 <main::{lambda()#14}::operator()() const::qstring_literal>}