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[Chicken-janitors] Re: #441: equal? may not recurse into closures


From: Chicken Trac
Subject: [Chicken-janitors] Re: #441: equal? may not recurse into closures
Date: Thu, 16 Dec 2010 14:40:58 -0000

#441: equal? may not recurse into closures
-----------------------------+----------------------------------------------
  Reporter:  felix           |       Owner:                   
      Type:  change request  |      Status:  new              
  Priority:  major           |   Milestone:  4.7.0            
 Component:  core libraries  |     Version:  4.6.x            
Resolution:                  |    Keywords:  equal? procedures
-----------------------------+----------------------------------------------

Comment(by alaric):

 Replying to [comment:2 felix]:
 > Replying to [comment:1 alaric]:
 >
 > > One underlying issue is: Who compares procedures, anyway? What are
 their intentions and wishes?
 >
 > When comparing records, some slots may contain procedures. Another case
 is hash-table keys - here procedures may appear contained in non-atomic
 data compared by `equal?`.

 Oh, indeed; but what is the desired outcome for people doing this? What
 are they trying to do?

-- 
Ticket URL: <http://bugs.call-cc.org/ticket/441#comment:3>
Chicken Scheme <http://www.call-with-current-continuation.org/>
Chicken Scheme is a compiler for the Scheme programming language.

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