#0  0x0000000000000000 in ?? ()
No symbol table info available.
#1  0x00007f3c24639ff1 in toThisObject (this=0x7f3c2a1d0e40, exec=0x7f3c12b550e8, thisValue=..., args=...) at ../3rdparty/javascriptcore/JavaScriptCore/runtime/JSCell.h:322
No locals.
#2  QTJSC::JSFunction::call (this=0x7f3c2a1d0e40, exec=0x7f3c12b550e8, thisValue=..., args=...) at ../3rdparty/javascriptcore/JavaScriptCore/runtime/JSFunction.cpp:122
No locals.
#3  0x00007f3c2460f2c2 in QTJSC::call (exec=<value optimized out>, functionObject=<value optimized out>, callType=<value optimized out>, callData=<value optimized out>, thisValue=<value optimized out>, args=<value optimized out>) at ../3rdparty/javascriptcore/JavaScriptCore/runtime/CallData.cpp:62
No locals.
#4  0x00007f3c246f1d0e in QScriptValue::call (this=<value optimized out>, thisObject=<value optimized out>, args=...) at api/qscriptvalue.cpp:1605
        d = 0x11fa9e0
        exec = 0x7f3c12b550e8
        savedException = {m_ptr = 0x0}
        callee = {m_ptr = 0x7f3c2a1d0e40}
        callData = {native = {function = {ptr = 0x7f3c12fe1690}}, js = {functionExecutable = 0x7f3c12fe1690, scopeChain = 0x7f3c12fdec60}}
        jscThisObject = {m_ptr = 0x7f3c2a1c4900}
        jscArgs = {m_args = 0x7fff6eaadc70, m_argCount = 0}
        callType = QTJSC::CallTypeJS
        argsVector = {a = 8, s = 0, ptr = 0x7fff6eaadc70, {array = "0\335\252n\377\177\000\000\317\246l$<\177\000\000\200\003\374\022<\177\000\000}\247i$<\177", '\000' <repeats 26 times>, "x$#*<\177\000\000\260\250\036\001\000\000\000", q_for_alignment_1 = 140735050079536, q_for_alignment_2 = 6.953235341004613e-310}}
        result = {m_ptr = 0x26}
#5  0x00007f3c289ac662 in QDeclarativeExpressionPrivate::init (this=0x7f3c2a1c4900, ctxt=0x7f3c12b550e8, expr=0x7f3c2a1c4900, rc=0x7fff6eaadc40, me=0x7f3c2a1c4900, srcUrl=..., lineNumber=0) at qml/qdeclarativeexpression.cpp:109
No locals.
#6  0x00000000011ea8b0 in ?? ()
No symbol table info available.
#7  0x0000000000000000 in ?? ()
No symbol table info available.