[Bug tree-optimization/96003] Maybe a false positive for -Werror=nonnull

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96003

--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
static_cast expanded into ptr ? cast(ptr) : NULL and maybe jump threading
threading that into a NULL->release (); separate path?