[Bug target/94467] [10 Regression] wrong code with -mavx and ssse3 builtins

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94467

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Note using __builtin_ia32_* directly is discouraged.  A testcase using official
intrinsics would be better.