[Bug target/106708] [rs6000] 64bit constant generation with oris xoris

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106708

--- Comment #1 from Jiu Fu Guo <guojiufu at gcc dot gnu.org> ---
PR93178 also mentioned the "li,oris" case.