Hi Burt,
Thanks for reporting this special case when branches are disabled.
Now fixed in CVS.
Rene Brun
Burt Holzman wrote:
>
> Fellow ROOTers,
>
> We're trying to read in multiple chains sequentially, limiting ourselves
> to read in certain branches of trees. There seems to be a serious
> memory leak, as illustrated by the following code snippet:
>
> {
> for (int i=0; i < 1000; i++) {
> TChain *t = new TChain("t1");
> t->Add("tree1.root");
> t->SetBranchStatus("*", 0);
> t->GetEntry(0,0);
> delete t;
> }
> }
>
> [tree1.root is created by $ROOTSYS/tutorials/tree1.C]
>
> The culprit seems to be TBranchElement::GetEntry calling
> TBranchElement::SetAddress, which New()'s objects even though
> none of the branches have been activated, and does not delete
> them when the TChain is deleted.
>
> - B
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