[Bug c/70089] ARM/THUMB unnecessarily typecasts some rvalues on memory store

[rearnsha at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70089

--- Comment #4 from Richard Earnshaw <rearnsha at gcc dot gnu.org> ---
*** Bug 70088 has been marked as a duplicate of this bug. ***