yes I think so too. On Sep 18, 2010, at 10:56 AM, Igor Stasenko wrote:
> my take is normalize integers after manipulating with them using digitAt:put: > because if not, then you can't rely on size when comparing numbers, > and comparison will become much slower, since you forced to always > compare contents, > regardless that size is different. > > On 18 September 2010 11:14, Stéphane Ducasse <[email protected]> > wrote: >> hi guys >> >> what your take on >> >> http://code.google.com/p/pharo/issues/detail?id=2968 >> >> Stef >> >> "The same value in a LargePositiveInteger and a SmallInteger will not >> compare properly. The same value in two LargePositiveIntegers will not >> compare properly, if their byte sizes are different. I think the problem is >> in Integer>>#digitCompare: It gives incorrect results if the digitLengths >> are different between receiver and arg. This bug cost me about a day to find >> and fix. Maybe it has been addressed in a newer image/vm but I thought I >> would offer my fix to save someone else some time if it hasn't been dealt >> with yet. (I searched all issues) >> >> Pharo image: Pharo1.0-10508-rc2dev10.01.2.image >> Pharo core version: Pharo-1.0-10508-rc2 Latest update: #10508 >> Virtual machine used: <Squeak 4.2.5b1 - Mac OSX> >> >> >> Steps to reproduce: >> 1. >> >> (Integer new: 6 neg: false) = (Integer new: 8 neg: false) "0 = 0 should >> return true" >> >> >> 2. >> >> | int | >> int := Integer new: 6 neg: false. >> int digitAt: 1 put: 6. >> ^int = 6 "6 = 6 should return true"" >> _______________________________________________ >> Pharo-project mailing list >> [email protected] >> http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project >> > > > > -- > Best regards, > Igor Stasenko AKA sig. > > _______________________________________________ > Pharo-project mailing list > [email protected] > http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project _______________________________________________ Pharo-project mailing list [email protected] http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project
