isNil ==nil in Morphic Cleaning Project

Andres Valloud sqrmax at optonline.net
Sat Sep 17 18:43:51 UTC 2005


Hello Stéphane,

Saturday, September 17, 2005, 12:22:45 PM, you wrote:

SD> I cannot find anymore the email where it was mentioned that
SD> Morphic got a slow down after refactoring some == nil into isNil
SD> or related. I would like to know whether a cs has been made that I
SD> look at it for 3.9a.

I would suggest that the real issue is why is it necessary to check ==
nil in a system that supports polymorphism.  Morphic will go even
faster if it's not necessary to check stuff like that.

-- 
Best regards,
 Andres                            mailto:sqrmax at optonline.net




More information about the Squeak-dev mailing list