Hi Holm, > Can "mutable" be used in persistent classes? not all compilers yet support mutable, that is why ROOT avoid it. But if your computer supports it, you can use it in ROOT. The only limitation that your application will not work on some compilers. Victor Christian Holm Christensen wrote: > > Hi ROOT'ers, > > I short question: > > Can "mutable" be used in persistent classes? > > Searching the web pages gives: > > TParticle - source file > TListIter - source file > TList - source file > TTreeFormula - source file > > and they all say something like: > > //cast const away, fCache should be mutable > > or similar. So what I want to know is: Is this a ROOT/CINT limitation > or is it a compiler limitation? > > I'm using CVS head as of ~1 week ago on a Redhat 6.2 machine (that is > GCC 2.91.66). > > Yours, > > Christian Holm Christensen ------------------------------------------- > Address: Sankt Hansgade 23, 1. th. Phone: (+45) 35 35 96 91 > DK-2200 Copenhagen N Cell: (+45) 28 82 16 23 > Denmark Office: (+45) 353 25 305 > Email: cholm@nbi.dk Web: www.nbi.dk/~cholm -- Victor M. Perevoztchikov perev@bnl.gov perev@vxcern.cern.ch Brookhaven National Laboratory MS 510A PO Box 5000 Upton NY 11973-5000 tel office : 631-344-7894; fax 631-344-4206; home 631-345-2690
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