Re: [GDB 7.6/GCC 4.8.0] Slowdown in GDB macro processing for cores?

Doug Evans
2013-05-28T18:03:26Z

On Tue, May 28, 2013 at 10:53 AM, Paul Smith <psmith@gnu.org> wrote:
> On Tue, 2013-05-28 at 10:40 -0700, Doug Evans wrote:
>> > I'll try the latest Git to see if it makes a difference.
>>
>> I'd be curious for before/after data with this patch:
>>
>> http://sourceware.org/ml/gdb-patches/2013-05/msg00964.html
>>
>> I doubt it fixes everything, or even a lot of it.
>
> I didn't realize that wasn't pushed yet. In any event I tried the
> latest content of Git and then I also tried with the above patch
> applied, and there was no appreciable improvement (I didn't do an
> in-depth analysis of exactly how many times various functions were
> called to see if it improved, but the iterations of the macro continued
> to take multiple seconds where they take fractions of a second with
> 7.5.1).

Not unexpected, but thanks for the data.