On Sun, Nov 16, 2014 at 5:07 PM, Assaf Gordon <assafgordon@gmail.com> wrote:
> On 11/16/2014 12:07 PM, Jim Meyering wrote:
>>
>> Here is a third pre-release snapshot.
>>  http://meyering.net/grep/grep-2.20.90-a07a4.tar.xz
>
> <...>
>
> No failures on:
>   debian 7.6
>   gnewsense 3.1 (=debian 6)
>   ubuntu14.04.01
>   trisquel 6.0.1 (=ubuntu 12 LTS)
>   centos 6.5
>   centos 7
>   openSuSE 13.1
>   fedora 20
>   freebsd 10
>   freebsd 9.3
>   openbsd 5.5
>   openbsd 5.6
>   netbsd 6.1.4
>   GNU Hurd/Debian 0.5
>   Mac OS X 10.9
>
> Tested on amd64 (except Hurd, i386), without expensive tests, without PCRE.

Great!  Thank you for all the prompt testing.

> Minix R3.3.0 and DilOS 1.3.7 fail as described here:
>   http://debbugs.gnu.org/cgi/bugreport.cgi?bug=19005#20

Your DilOS logs show that for each multibyte whitespace character,
grep failed to match it with a regexp of \s, though it worked fine
for each of the single-byte characters. That makes me suspect
the locale is not being set properly.

> On Mac OS X 10.9 with 4GB RAM, the 'big-match' test brings the laptop to its
> knees, requiring a "force quit" - so I couldn't complete a
> "check-expensive".

This has caused trouble for other types of systems, too, so
I'm going to remove the subtest that is provoking it, with this patch: