Function MakeWritableByteSpan

src/span.h:269–272

}
template <typename V>
Span<std::byte> MakeWritableByteSpan(V&& v) noexcept
{
    return AsWritableBytes(Span{std::forward<V>(v)});
}

// Helper functions to safely cast to unsigned char pointers.
inline unsigned char* UCharCast(char* c) { return (unsigned char*)c; }