[Bug libstdc++/125445] simd::vec conversion to underlying GNU vector type uses wrong type

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=125445

--- Comment #2 from Drea Pinski <pinskia at gcc dot gnu.org> ---
The __builtin_ia32_* builtins should never be used directly.