[PATCH v4] Improve gdb_tilde_expand logic

[Lancelot SIX]

> 
> This is ok.  Did you get your sourceware account?  Once you do, you can push
> a commit to add yourself to gdb/MAINTAINERS (just look up previous commit that
> touch this file for examples).
> 
> Simon

Done! I’ve added myself in gdb/MAINTAINERS.

Thanks,
Lancelot.