Warning when using separate debug info file

[Eli Zaretskii]

> Date: Sat, 27 Apr 2019 18:18:48 +0300
> From: Eli Zaretskii <eliz@gnu.org>
> CC: lrn1986@gmail.com, gdb-patches@sourceware.org
> 
> So this:
> 
>   objcopy --set-section-flags .gnu_debuglink=contents,readonly hello.exe
> 
> fixes the problem: I can now debug the program without the warning.
> 
> I'm going to report this to the Binutils list.

Reported as Binutils bug:

  https://sourceware.org/bugzilla/show_bug.cgi?id=24493