[Bug middle-end/86311] gcc_qsort calls memcpy with overlaps

[amonakov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86311

--- Comment #1 from Alexander Monakov <amonakov at gcc dot gnu.org> ---
Author: amonakov
Date: Mon Jun 25 17:44:15 2018
New Revision: 262092

URL: https://gcc.gnu.org/viewcvs?rev=262092&root=gcc&view=rev
Log:
gcc_qsort: avoid overlapping memcpy (PR 86311)

        PR middle-end/86311
        * sort.cc (REORDER_23): Avoid memcpy with same destination and source.
        (REORDER_45): Likewise.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/sort.cc