[Bug tree-optimization/121357] memset could be optimized better for structs that don't need to be in memory

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121357

--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Created attachment 62031
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=62031&action=edit
self contained testcase