https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70317
--- Comment #6 from Marc Glisse <glisse at gcc dot gnu.org> --- (In reply to Marc Glisse from comment #5) > Do double and long long always have the same size? Ah, it doesn't matter since the result of <= is an opaque vector type and can thus be implicitly cast even to a vector of char if we like.