https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94298
--- Comment #3 from Uroš Bizjak <ubizjak at gmail dot com> --- (In reply to rguent...@suse.de from comment #2) > So I wonder whether the bug is that there is a memory alternative > in the first place? Memory alternative should be OK, we do have insns that access memory. Perhaps vec_interleave_high/vec_interleave_low shouldn't be used by middel end in this particular case?