On Thu, Sep 3, 2020 at 7:13 PM Yauheni Kaliuta <yauheni.kaliuta@xxxxxxxxxx> wrote: [...] > > I have not investigated why on s390 it is zext'ed, but on x86 not, > it's related to the size of the register when it returns 32bit value. > There may be a bug there as well. Nevermind, I missed that for x86 it's for 32 bits only. So, expected. [...] -- WBR, Yauheni