Now fixed. Thanks.
-- Fons
On Thu, 2002-08-01 at 13:32, Birger Koblitz wrote:
> Hi,
>
> when debuggin my own program I found the following problem in
> TApplication (pro-version of root):
> ==27774== Mismatched free() / delete / delete []
> ==27774== at 0x40047606: __builtin_delete (vg_clientfuncs.c:186)
> ==27774== by 0x408CE03A: TApplication::~TApplication(void) (in
> /afs/desy.de/products/ROOT/3.02_07-rfdc/gcc-2.95.3/root/lib/libCore.so)
> ==27774== by 0x804B537: main (i386_linux24/../clusters_ods.C:147)
> ==27774== by 0x41622C5F: __libc_start_main (in /lib/libc.so.6)
> ==27774== Address 0x46B8105C is 0 bytes inside a block of size 13
> alloc'd
> ==27774== at 0x400474A8: __builtin_vec_new (vg_clientfuncs.c:152)
> ==27774== by 0x4090B8B0: StrDup(char const *) (in
> /afs/desy.de/products/ROOT/3.02_07-rfdc/gcc-2.95.3/root/lib/libCore.so)
> ==27774== by 0x408CDD0F: TApplication::TApplication(char const *, int
> *, char **, void *, int) (in
> /afs/desy.de/products/ROOT/3.02_07-rfdc/gcc-2.95.3/root/lib/libCore.so)
> ==27774== by 0x804AB2A: main
> (/products/gcc-2.95/lib/gcc-lib/i686-pc-linux-gnu/2.95.3/../../../../include/g++-3/iostream.h:106)
>
> This is due to the use of
> ./base/inc/TString.h:extern char *StrDup(const char *str); //duplicate
> // str, free with delete []
> in the lines
> for (int i = 0; i < fArgc; i++)
> fArgv[i] = StrDup(argv[i]);
> of the constructor of TApplication with a corresponding
> for (int i = 0; i < fArgc; i++)
> SafeDelete(fArgv[i]);
> in the Destructor which is actually a
> ./base/inc/RConfig.h:#define SafeDelete(p) { if (p) { delete p; p = 0;
> } }
>
> So instead of SafeDelete something like
> if(fArgv[i]) delete [] fArgv[i];
> should be used.
>
> Cheers,
> Birger
>
> ------------------------------------------------------------
> Birger Koblitz koblitz@mail.desy.de ("-/")_.-'"-._
> MPI für Physik . . ; -._ )-;-,_)
> c/o DESY-FH1 Tel. (40) 8998-3971 (v_,)' _ )-.\ -'
> Notkestr. 85 _.- _..-_/ / ((.'
> D-22603 HAMBURG ((,.-' ((,/
>
>
>
--
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