[Insight-developers] Question about delete on VC++

[Jisung Kim]

Yes, the tree was created by the
itkWeightedCenteroidKdTreeGenerator and the deletion
logic is inside of the itkKdTree.

Is it a problem?

Thanks,


--- "Miller, James V (Research)" <millerjv@crd.ge.com>
wrote:
> Another thought.  Is the data allocated in one
> thread and destroyed
> in another thread?
> 
> 
> 
> > -----Original Message-----
> > From: Miller, James V (Research) 
> > Sent: Friday, September 27, 2002 12:07 PM
> > To: 'Jisung Kim'; insight-dev-list
> > Subject: RE: [Insight-developers] Question about
> delete on VC++
> > 
> > 
> > Strange.  If we were building Dlls, I would say
> that maybe we were
> > allocating nodes in one DLL and deallocating them
> in another DLL.
> > (I think each DLL has its own heap management).
> But since we are 
> > not building DLLs, then that is not the problem.
> > 
> > Have you run with VC the version that prints out
> all the node
> > allocation and deletions?
> > 
> > Is there anything "inside" a node that is not
> being deleted? 
> > Perhaps a 
> > subitem is missing a destructor that needs to do
> something 
> > that another
> > compiler is providing by default.
> > 
> > 
> > 
> > 
> > Friday, September 27, 2002 10:16 AM
> > > To: insight-dev-list
> > > Subject: [Insight-developers] Question about
> delete on VC++
> > > 
> > > 
> > > Hi.
> > > 
> > > I have a question for memory deallocation in
> VC++.
> > > 
> > > Currently, my itkKdTreeBasedKmeansEstimatorTest
> is
> > > leaking memory on VC++ machine. It seems like
> that the
> > > some of the k-d tree nodes has not been deleted.
> > > However, On linux, it didn't have any leak. I
> traced
> > > the creation and deletion of nodes by print out
> the
> > > address of each nodes. And the result shows
> perfect
> > > match between creation and deletion.
> > > 
> > > Is there anything more than calling "delete" to
> delete
> > > an object. I think I read an article from MS
> about
> > > using delete and also assign zero to the pointer
> to
> > > properly delete object in a long time ago. Is it
> the
> > > case? Should I assign zero to the pointer after
> > > calling delete?
> > > 
> > > Thank you,
> > > 
> > > 
> > > 
> > > =====
> > > Jisung Kim
> > > bahrahm@yahoo.com
> > > 106 Mason Farm Rd.
> > > 129 Radiology Research Lab., CB# 7515
> > > Univ. of North Carolina at Chapel Hill
> > > Chapel Hill, NC 27599-7515
> > > 
> > >
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=====
Jisung Kim
bahrahm@yahoo.com
106 Mason Farm Rd.
129 Radiology Research Lab., CB# 7515
Univ. of North Carolina at Chapel Hill
Chapel Hill, NC 27599-7515

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