[Bug tree-optimization/128266] [17 Regression] wrong code at -O1 and above: an unused atomic_load_explicit from a volatile _Atomic object is removed

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=128266

Drea Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|wrong code at -O1 and       |[17 Regression] wrong code
                   |above: an unused            |at -O1 and above: an unused
                   |atomic_load_explicit from a |atomic_load_explicit from a
                   |volatile _Atomic object is  |volatile _Atomic object is
                   |removed                     |removed
                 CC|                            |pinskia at gcc dot gnu.org
   Target Milestone|---                         |17.0