.. index:: pair: struct; QPanda::TracebackInfo .. _doxid-struct_q_panda_1_1_traceback_info: struct QPanda::TracebackInfo ============================ .. toctree:: :hidden: Necessary information for getting the combinations in phase 2. .. ref-code-block:: cpp :class: doxyrest-overview-code-block #include struct TracebackInfo { // fields :ref:`Mapping` :target:`m`; uint32_t :target:`parent`; uint32_t :target:`mappingCost`; uint32_t :target:`swapEstimatedCost`; double :target:`mappingReliability`; double :target:`swapEstimatedReliability`; };