Re: [Pharo-project] Issue 3498 in pharo: remove:ifAbsent: in linked list leads to interruption/sync problems

[pharo]

Comment #5 on issue 3498 by rydier: remove:ifAbsent: in linked list leads  
to interruption/sync problems
http://code.google.com/p/pharo/issues/detail?id=3498
remove: aLinkOrObject ifAbsent: aBlock
        "Remove aLink from the receiver. If it is not there, answer the result 
of
        evaluating aBlock."
        |link|  
        link := self linkOf: aLinkOrObject ifAbsent: [^aBlock value].
        self removeLink: link ifAbsent: [^aBlock value].
        ^aLinkOrObject