I tried this in GNU Emacs and it didn't place the killed region into the kill buffer. It only places it into the kill buffer if you pressed C-w
- mg: Delete region Mark Lumsden
- Re: mg: Delete region Leonid Bobrov
- Re: mg: Delete region Mark Lumsden
- Re: mg: Delete region Hiltjo Posthuma
- Re: mg: Delete region Mark Lumsden
- Re: mg: Delete region Hiltjo Posthuma
- Re: mg: Delete region Ingo Schwarze