[Bug target/98927] Code using _mm_extract_epi16 compiles with -O3 but not on other optimization modes

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98927

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Well, I guess it's a missed diagnostic at -O3.  Basically we try to support
thin wrappers where inlining would expose a constant.  Guess we might want to
diagnose in non-always-inline context.