[Bug middle-end/109849] suboptimal code for vector walking loop

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109849

--- Comment #24 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Jan Hubicka <hubi...@gcc.gnu.org>:

https://gcc.gnu.org/g:c2dcfb6ba6e9a84a16e63ae73a822ae2a843170c

commit r14-5832-gc2dcfb6ba6e9a84a16e63ae73a822ae2a843170c
Author: Jan Hubicka <j...@suse.cz>
Date:   Fri Nov 24 17:59:44 2023 +0100

    Use memcpy instead of memmove in __relocate_a_1

    __relocate_a_1 is used to copy data after vector reizing.  This can be done
by memcpy
    rather than memmove.

    libstdc++-v3/ChangeLog:

            PR middle-end/109849
            * include/bits/stl_uninitialized.h (__relocate_a_1): Use memcpy
instead
            of memmove.