[Hugs] #79: Memory leak ?

Hugs trac at galois.com
Wed Oct 17 09:02:53 EDT 2007

#79: Memory leak ?
  Reporter:  guest    |       Owner:  nobody
      Type:  defect   |      Status:  closed
  Priority:  major    |   Milestone:        
 Component:  hugs     |     Version:  200609
Resolution:  invalid  |    Keywords:        
Changes (by ross):

  * status:  new => closed
  * resolution:  => invalid


 This is all expected behaviour.

 In the first case, computing the reverse requires building the whole list,
 and it doesn't fit.

 It the second, if you say `print [1..1000000]`, the front part of the list
 is evaluated  and printed, but since there are no more references to it,
 it can be reclaimed by the garbage collector.  But when you have a
 definition `tab = [1..1000000]`, printing evaluates the whole list, but it
 can't be reclaimed, because there is still a reference to it, namely

Ticket URL: <http://hackage.haskell.org/trac/hugs/ticket/79#comment:1>
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