ROOT Version v5-20-00 Patch Release Notes

To get the source of the head of the v5-20-00-patches branch do:

   svn co http://root.cern.ch/svn/root/branches/v5-20-00-patches root

After obtaining the source read the file README/INSTALL (in short just do: cd root; ./configure; make).

Changes in the head of the v5-20-00-patches branch

  • Base
    • In GetOptions() fix parsing of script names with + somewhere in path.
  • I/O
    • Prevent a potential infinite loop when reading the StreamerInfos.
  • ACLiC
    • Repair ACLiC when the --prefix configure option is used (it could not find rootcint)
  • TTree
    • Insure that the in-memory tree (not attached to a file) are saved as expected by revision 24454 (i.e. each basket saved separately) and prevent the printing of the misleading error message:
      Error in <TBasket::Create>: Cannot create key without file 
    • Improve the way branches are matched for a Fast Merge. Now support the case where one of the branches in the output tree in not present. Also supports the case where branches are not the same order.
    • Fix memory leak in TChainIndex
    • Several fixes to properly support "flushing the write basket before streaming the branch"
  • Repaired TTreeSQL
    • The existing code was not compatible with the change made in TTree to reduce the number of baskets in memory.
  • TF1
    • Fixed a bug affecting the integral calculation of multi-dimensional interpreted functions
  • Meta/IO
    • Fix reading of very long class names from a ROOT file.