error: ‘template<class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> class std::tr1::unordered_map’ conflicts with a previous declaration

note: previous declaration ‘template<class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> class std::unordered_map’

required from ‘void limonp::LocalVector<T>::push_back(const T&) [with T = std::pair<long unsigned int, const cppjieba::DictUnit*>]’

required from here

warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of type ‘struct std::pair<long unsigned int, const cppjieba::DictUnit*>’ with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess]

note: ‘struct std::pair<long unsigned int, const cppjieba::DictUnit*>’ declared here

required from ‘limonp::LocalVector<T>::LocalVector(const limonp::LocalVector<T>&) [with T = std::pair<long unsigned int, const cppjieba::DictUnit*>]’

required from ‘void std::_Construct(_Tp*, _Args&& ...) [with _Tp = cppjieba::Dag; _Args = {const cppjieba::Dag&}]’

required from ‘static _ForwardIterator std::__uninitialized_copy<_TrivialValueTypes>::__uninit_copy(_InputIterator, _InputIterator, _ForwardIterator) [with _InputIterator = const cppjieba::Dag*; _ForwardIterator = cppjieba::Dag*; bool _TrivialValueTypes = false]’

required from ‘_ForwardIterator std::uninitialized_copy(_InputIterator, _InputIterator, _ForwardIterator) [with _InputIterator = const cppjieba::Dag*; _ForwardIterator = cppjieba::Dag*]’