Running selftests in GDB

[Eli Zaretskii]

> Date: Sun, 4 Oct 2020 18:56:06 +0100 (BST)
> From: "Maciej W. Rozycki" <macro@linux-mips.org>
> cc: gdb@sourceware.org
> 
> It looks to me like gdb/Makefile should be a dependency of
> gdb/init.c then (or stamp-init really).

I think you are right.