https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90256
--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> --- The reason why it is target specific is because the attribute interrupt is target specific and ipa-icf code has no knowledge of it. Basically the x86_64 backend when it sees interrupt attribute it should also add no_icf attribute.
