[Bug libstdc++/118647] Missed optimization to do memcpy/memmove for contiguous iterator

[sjames at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118647

--- Comment #8 from Sam James <sjames at gcc dot gnu.org> ---
Created attachment 60271
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=60271&action=edit
boost.cxx