cocos代码问题,求解

长话短说:ArmatureDataManager里定义了一个struct RelativeData,ArmatureDataManager的addRelativeData:
void CCArmatureDataManager::addRelativeData(const std::string& configFilePath)
{
if (_relativeDatas.find(configFilePath) == _relativeDatas.end())
{
_relativeDatas = RelativeData();
}
}
这里_relativeDatas = RelativeData(); RelativeData作栈变量没有问题???

没人懂么?求教~求解惑~:6::6::6: