On Tue, 2007-05-22 08:50:59 +0100, Manuel López-Ibáñez <[EMAIL PROTECTED]> wrote: > On 22/05/07, Jan-Benedict Glaw <[EMAIL PROTECTED]> wrote: > > On Mon, 2007-05-21 15:35:53 -0700, Mark Mitchell <[EMAIL PROTECTED]> > > wrote: > > > Is there a volunteer who would like to help prepare a regular list of > > > P3-and-higher PRs, together with -- where known -- the name of the > > > person responsible for the checkin which caused the regression? Or, is > > > this something that could be automated through Bugzilla, perhaps by > > > adding a pointer to the SVN revision at which the regression was > > introduced? > > > > For a start, isn't there enough computation power on the testing > > cluster to build all and any revisions of binutils+gcc to run the test > > suite? Shouldn't be hard to implement and would be helpful. I'd > > volunteer to prepare the setup, if somebody supplies the CPU cycles. > > I am not sure what you mean exactly. Running the testsuite is not the > issue (it must be run for every patch). The discussion is about having > a PR with a testcase, then identifying at which revision that testcase > started to fail, then identifying who committed that revision.
Whee... You're right, I got that wrong. Doesn't change anything about
scripting work, though. :)
> Janis has some scripts to do regression hunting. However, it is not
> fully automatic. For one reason or another, some revisions fail to
> built. When that happens, you need to mark that revision as ignored
> and restart the regression hunt. Perhaps you can modify the scripts to
> handle such situation. Maybe it should also contain a list of "bad"
> revisions. Apart from this, the scripts are very powerful and
> intuitive (although some docs would also help everybody).
>
> On the other hand, setting up the regression hunt is not automatic
> either but with some practice, documentation and fine-tuning of the
> scripts, it can be made fairly trivial.
Alas, it sounds like an interesting project and I'd help trying to
automate it as far as possible.
MfG, JBG
--
Jan-Benedict Glaw [EMAIL PROTECTED] +49-172-7608481
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