Re: [Valgrind-users] strcat bug

[Nicholas N. <nj...@ca...>]

On Tue, 10 Jun 2003, Leonard mckinley wrote:

> I extracted a valgrind-flagged problem into this simple little C
> program:
>
> #include <string.h>
>
> int main()
> {
>   char buffer[ 1024 ];
>   char name  [ 64 ];
>
>   strcpy( buffer, "[" );
>   strcpy( name, "why did the chicken cross the road" );
>   strcat( name, buffer );
> }
>
> valgrind CVS says:
>
> ==3194== Source and destination overlap in strcat(0xbfffede0,0xbfffee20)
> ==3194==    at 0x40022FD4: strcat (mc_replace_strmem.c:59)
> ==3194==    by 0x8048412: main (tst.C:10)
> ==3194==    by 0x4031D4A1: __libc_start_main (in /lib/libc.so.6)
> ==3194==    by 0x8048320: (within /home/rhh/tst)
>
> Hmmm...  Either I need more coffee this morning (a distinct
> possibility), or this could be a valgrind bug.

You're right, it's now fixed (I think/hope) in CVS.  Thanks for the
report.

N