[PATCH 5/5] RISC-V: Add configure support riscv*-linux*.

[Eli Zaretskii]

> From: Tom Tromey <tom@tromey.com>
> Cc: tom@tromey.com,  Jim Wilson <jimw@sifive.com>,  gdb-patches@sourceware.org
> Date: Wed, 08 Aug 2018 17:25:59 -0600
> 
> My main concern is really whether --disable-64-bit-bfd still works.
> I don't know if people still use this, but as long as it exists it seems
> like it should continue to work.  If RISC-V works in this setup, then it
> is totally fine by me for gdb to follow, assuming it works as well.
> 
> Maybe to really test it has to be a 32 bit build with
> --disable-64-bit-bfd and --enable-targets=all.

Btw, can you or someone else explain what exactly does
"--enable-64-bit-bfd" do and what practical effects should it have on
GDB?  I frequently wonder whether I want that switch when building
GDB, and I still don't know the answer.

Thanks.