[armedbear-devel] bug report: stable-sort is only stable for lists

Jorge Tavares jorge.tavares at ieee.org
Wed Feb 1 09:54:05 UTC 2012

On Wednesday, February 1, 2012 at 09:26 , Mark Evenson wrote:
> On Jan 31, 2012, at 16:54 , Jorge Tavares wrote:
> > Dear ABCL developers, 
> > 
> > Recently I started to investigate the different CL sort implementations and found that stable-sort in ABCL does not execute as required. The problem is that stable-sort is only stable for lists and not for all type of sequences (i.e., elements considered equal by the predicate should stay in their original order).
> Filed as [ticket #196][#196] with your [patch committed in r13838][r13838].
> Thanks for the succinct report, test case, and quick patch!
> [#196]: http://trac.common-lisp.net/armedbear/ticket/196
> [r13838]: http://trac.common-lisp.net/armedbear/changeset/13838

Thanks! It's only a quick fix. I will see if I can prepare a better solution for the long term.

Jorge Tavares


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