[Bug libstdc++/114803] simd conversion to [[gnu::vector_size(N)]] type hits invalid code in experimental/bits/simd_builtin.h

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114803

--- Comment #12 from Matthias Kretz (Vir) <mkretz at gcc dot gnu.org> ---
I noticed that weird special case for __clang__ and don't recall why it was
needed. I should dig up the reason or remove it, I guess.