View difference between Paste ID: iuBHNtVA and BsG3T90P

-  gap_buffer::gap_buffer() :
+      // Order of initialization of the next block is important
       // - don't change unless you know what you are doing!
       uptr_type buffer;
       std::size_t buffer_size;
       char_type* lptr, rptr; // points to actual gap boundaries
       char_type* staging_lptr, staging_rptr; // points to represented gap
 
       std::size_t character_num;
       std::size_t codepoint_num;
       std::vector<char_type*> lines;
 
 gap_buffer::gap_buffer() :
   buffer(malloc(char_type[alloc_size] * sizeof(char_type), std::free)
   buffer_size(alloc_size),
   lptr(lptr_beg()), rptr(rptr_beg()),
   staging_lptr(lptr), staging_rptr(rptr),
   character_num(0),
   codepoint_num(0) {
   }
 
   gap_buffer::gap_buffer(const gap_buffer& other) :
   buffer(malloc(char_type[other.buffer_size] * sizeof(char_type)), std::free),
   lptr(other.lptr), rptr(other.rptr),
   staging_lptr(other.staging_lptr), staging_rptr(other.staging_rptr),
   buffer_size(other.buffer_size),
   character_num(other.character_num),
   codepoint_num(other.codepoint_num),
   lines(other.lines) {
     std::memcpy(lptr_beg(), other.lptr_beg(), lsize());
     std::memcpy(rptr, other.rptr, rsize());
   }