[PATCH] GDB/testsuite: Bump up `match_max'

[Joel Brobecker]

> > I wonder whether you timed the test suite?
> > The expect man page says:
> > 
> >     This may be changed with the function match_max.  (Note that excessively
> >     large values can slow down the pattern matcher.)
> > 
> > If it is notably slower then it would be better to rewrite the macro
> > tests to avoid this need.
> 
> Funny you would say that! I was reviewing the patch, and decided to
> do exactly that. Ran into trouble (fresh install), but almost there...

Here are the results. As I hoped, it doesn't seem to introduce
any noticeable difference (at -j16 on an 8-thread machine).

    Before: 1093.79s user 153.20s system 589% cpu 3:31.68 total
    After:  1097.58s user 155.08s system 589% cpu 3:32.39 total

-- 
Joel