Hi,

a35cfb4007cee8cb84106412cd17f4e12f13345b is the first bad commit
commit a35cfb4007cee8cb84106412cd17f4e12f13345b
Author: Maciej W. Rozycki <macro@codesourcery.com>
Date:   Thu Oct 24 23:32:30 2013 +0100

$ runtest gdb.base/solib-disc.exp
Running ./gdb.base/solib-disc.exp ...
ERROR: no fileid for host1
[...]


Jan