Re: [ROOT] Could you explain this RootCint behavior ?

From: Laurent APHECETCHE (aphecetc@in2p3.fr)
Date: Fri Apr 28 2000 - 17:21:56 MEST 

Hi,

You got me. I forgot to mention I use 2.23/12 on Linux RH6.1 (i.e. pro
version).

Victor Perevoztchikov wrote:
> 
> Hi Laurent,
> 
> I run your test and got:
> 
> root.exe [1] .x test.C()
> OK
> OK
> 
> So nothing strange. It is for version 2.24/02      7 April 2000
> 
> Victor
> 
> Laurent APHECETCHE wrote:
> >
> > Hi,
> >
> > I have a problem with copy ctor and RootCint. To illustrate the problem
> > please see the macro below. It works fine when compiled. Could you
> > please
> >  explain this behavior ? Am I doing something wrong ?
> >
> > Regards,
> >
> > -------------
> >
> > #ifndef __CINT__
> > #include <cstdio>
> > #endif
> >
> > class A {
> > public:
> >   A() { }
> >   A(const A& a) { printf("oups...\n") ; }
> >   virtual ~A() { }
> > } ;
> >
> > class B : public A {
> > public:
> >   B() { }
> >   virtual ~B() { }
> > } ;
> >
> > class C {
> > public:
> >   C() { }
> >   ~C() { }
> >   void test(const A& a) { printf("OK\n") ; }
> > } ;
> >
> > void RootCopy(void)
> > {
> >   A a ;
> >   B b ;
> >   C c ;
> >
> >   // should produce "OK"
> >   c.test(a) ;
> >   // should also produce "OK" but produces "oups... OK"
> >   c.test(b) ;
> > }
> >
> > #ifndef __CINT__
> >
> > int main(void)
> > {
> >   RootCopy() ;
> >
> > }
> >
> > #endif
> > --
> > Dr. Laurent APHECETCHE (mailto:aphecetc@in2p3.fr) | TAPS/PHENIX/ALICE
> > SUBATECH-Ecole des Mines de Nantes-4 rue Alfred Kastler-44070 NANTES
> > cedex 03
> > TEL (+33/0) 2 51 85 84 17 - FAX (+33/0) 2 51 85 84 24 (France)
> > http://www-subatech.in2p3.fr/~photons -
> > http://www.phenix.bnl.gov/~aphecetc
> 
> --
> 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

-- 
Dr. Laurent APHECETCHE (mailto:aphecetc@in2p3.fr) | TAPS/PHENIX/ALICE
SUBATECH-Ecole des Mines de Nantes-4 rue Alfred Kastler-44070 NANTES
cedex 03
TEL (+33/0) 2 51 85 84 17 - FAX (+33/0) 2 51 85 84 24 (France)
http://www-subatech.in2p3.fr/~photons -
http://www.phenix.bnl.gov/~aphecetc

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