email-based regression search server
Joe Buck
jbuck@synopsys.com
Wed Feb 5 23:43:00 GMT 2003
I wrote:
> > If instead you have
> >
> > P P F F P P P P F F F F
> >
> > then you know that you will find an F that is immediately preceded by
> > a P, but you don't know which one you'll get.
> >
> > Right?
On Wed, Feb 05, 2003 at 03:38:17PM -0800, Janis Johnson wrote:
> It will converge, but the result won't make any sense, in that the patch
> that is found won't have anything to do with the test. I ran into that
> with some of the regression hunts I did, and ended up identifying patches
> for different target support being responsible for regressions on i686.
Then perhaps the answer is for people to try the binary search first,
and then if they get a result that makes no sense, to use the linear
search operation that Phil suggested, ideally with endpoints supplied
so that the linear search is over a narrow range.
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