[Bug target/92462] [arm32] -ftree-pre makes a variable to be wrongly hoisted out

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92462

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|---                         |INVALID

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Indeed -fno-strict-aliasing might be a workaround (apart from the atomicity
issue).  Also using a character type for the access (uint8_t is _not_ a
character type) would make the alias issue go away.