[Bug c++/111019] [12/13/14 Regression] Optimizer incorrectly assumes variable is not changed while change happens through another pointer

[rguenther at suse dot de via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111019

--- Comment #3 from rguenther at suse dot de <rguenther at suse dot de> ---
On Tue, 15 Aug 2023, ppalka at gcc dot gnu.org wrote:

> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111019
> 
> Patrick Palka <ppalka at gcc dot gnu.org> changed:
> 
>            What    |Removed                     |Added
> ----------------------------------------------------------------------------
>                  CC|                            |ppalka at gcc dot gnu.org
>            Keywords|needs-bisection             |
> 
> --- Comment #2 from Patrick Palka <ppalka at gcc dot gnu.org> ---
> Bisection points to r12-4319-g09a0affdb0598a

Huh, that should make us optimize less ... (it was also backported
to GCC 11).  Having a good/bad rev should make it easier to analyze
though - thanks.