JackBergus posted a comment on discussion Help on Stxxl

With the code that follows, I want to create a map of type std::map<std::string,uint_fast64_t>. By using a debugger, I got that the exception was raised by stl_pair.h at line 368 (pair& operator=(typename conditional<__and_<is_copy_assignable<_T1>, is_copy_assignable<_T2>>::value, const pair&, const __wrap_nonesuch&>::type __p)), which was invoked by the map scanning of cur (*(cur + 1) = *cur;) in the leaf.h insert function of stxxl. I provide the code I used in the following source code: #include...