110     if (eback() && (__strmode_ & __allocated) != 0 && (__strmode_ & __frozen) == 0)  in ~strstreambuf()
113             __pfree_(eback());  in ~strstreambuf()
115             delete [] eback();  in ~strstreambuf()
146     return eback();  in str()
164         size_t old_size = static_cast<size_t> ((epptr() ? epptr() : egptr()) - eback());  in overflow()
176             _LIBCPP_ASSERT(eback(), "overflow copying from NULL");  in overflow()
177             memcpy(buf, eback(), static_cast<size_t>(old_size));  in overflow()
179         ptrdiff_t ninp = gptr()  - eback();  in overflow()
180         ptrdiff_t einp = egptr() - eback();  in overflow()
185                 __pfree_(eback());  in overflow()
187                 delete [] eback();  in overflow()
202     if (eback() == gptr())  in pbackfail()
230         setg(eback(), gptr(), pptr());  in underflow()
268             newoff = (pos_in ? gptr() : pptr()) - eback();  in seekoff()
271             newoff = seekhigh - eback();  in seekoff()
277         if (0 <= newoff && newoff <= seekhigh - eback())  in seekoff()
279             char* newpos = eback() + newoff;  in seekoff()
281                 setg(eback(), newpos, _VSTD::max(newpos, egptr()));  in seekoff()
307             if (0 <= newoff && newoff <= seekhigh - eback())  in seekpos()
309                 char* newpos = eback() + newoff;  in seekpos()
311                     setg(eback(), newpos, _VSTD::max(newpos, egptr()));  in seekpos()