[Bug rtl-optimization/115056] [14 regression] Miscompilation (also triggering -Wstringop-overflow and -Warray-bounds warning) when -O2 or higher

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115056

Sam James <sjames at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |sjames at gcc dot gnu.org
           Keywords|                            |wrong-code
            Summary|Miscompilation triggering   |[14 regression]
                   |-Wstringop-overflow and     |Miscompilation (also
                   |-Warray-bounds warning when |triggering
                   |-O2 or higher               |-Wstringop-overflow and
                   |                            |-Warray-bounds warning)
                   |                            |when -O2 or higher

--- Comment #1 from Sam James <sjames at gcc dot gnu.org> ---
Just to be clear as it might be easy to misread: the warnings are maybe a hint
about what's going on, and not the complaint here.

I can reproduce diff. results w/ 13 vs 14, not looked further yet.