m_pktList = {std::_Vector_base<CFrame::tagFramePktNode,std::allocator<CFrame::tagFramePktNode >> = {
M_impl = {std::allocator<CFrame::tagFramePktNode> = {<_gnu_cxx::new_allocatorCFrame::tagFramePktNode> = {}, },_M_start = 0x0, _M_finish = 0x1, _M_end_of_storage = 0x0}}, },
大概场景是:
class test
{
test()
{
m_vec.clear();
}
~test()
{
for(std::vector::iterator it=m_vec.begin();it < m_vec.end(),it++)
{
*it.xxx
...
}
}
private:
std::vector m_vec;
};
因为_M_finish = 0x1,所有for逻辑进去了,取vector成员时死机了。
为什么这个_M_finish = 0x1会被赋值为1.m_vec前后其他的成员值从堆栈看都是正常的,不大像被踩了。