https://gcc.gnu.org/bugzilla/show_bug.cgi?id=128533
--- Comment #2 from Uroš Bizjak <ubizjak at gmail dot com> --- (In reply to Uroš Bizjak from comment #1) > but when SSE registers are involved '"=x" (v)' it errors out cleanly with: Oh, complex modes are not valid for SSE registers.
