level1@student05:~$ gdb test
GNU gdb 6.6-debian
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This GDB was configured as "x86_64-linux-gnu"...
Using host libthread_db library "/lib/libthread_db.so.1".
(gdb) list 2
1       #include <string.h>
2       #include <stdlib.h>
3       #include <stdio.h>
4
5       int function(char *c)
6       {
7               char buf[5];
8               char buf2[5];
9
10              strcpy(buf, c);
(gdb) break 10
Breakpoint 1 at 0x80483ea: file test.c, line 10.
(gdb) r 8
Starting program: /home/level1/test 8
warning: Lowest section in system-supplied DSO at 0xffffe000 is .hash at ffffe0b4

Breakpoint 1, function (c=0xffffd355 "8") at test.c:10
10              strcpy(buf, c);
(gdb) print (void*)$ebp - (void*)&buf2
$1 = 10