Breakpoint 1 at 0x83c8: file check-va.c, line 3.
Breakpoint 2 at 0x83f8: file check-va.c, line 18.
Breakpoint 3 at 0x83e8: file check-va.c, line 13.
Breakpoint 4 at 0x83d8: file check-va.c, line 8.

Breakpoint 2, main () at check-va.c:18
18	  myprintf ();
#0  main () at check-va.c:18

Breakpoint 3, myprintf () at check-va.c:13
13	    return passdown();
#0  myprintf () at check-va.c:13
#1  0x000083fc in main () at check-va.c:18

main myprintf ()
Breakpoint 4, passdown () at check-va.c:8
8	  return db_prepare();
#0  passdown () at check-va.c:8
#1  0x000083ec in myprintf () at check-va.c:13

myprintf passdown ()
Breakpoint 1, db_prepare () at check-va.c:3
3	  return 2;
#0  db_prepare () at check-va.c:3
#1  0x000083dc in passdown () at check-va.c:8

passdown db_prepare ()
Breakpoint 1, db_prepare () at check-va.c:3
3	  return 2;
#0  db_prepare () at check-va.c:3
#1  0x00008400 in main () at check-va.c:19
[Inferior 1 (process 6708) exited normally]
Function calls count
db_prepare	2
main	1
myprintf	1
passdown	1