Debugging Running Processes167
(gdb) finish
Run till exit from #0 _IO_file_read (fp=0x401548e0,
buf=0x40019000, size=1024) at fileops.c:764
0x400a68dd in _IO_new_file_underflow (fp=0x401548e0) at
fileops.c:467
467 in fileops.c
Value returned is $1 = 2
(gdb) finish
Run till exit from #0 0x400a68dd in _IO_new_file_underflow
(fp=0x401548e0) at fileops.c:467
_IO_default_uflow (fp=0x401548e0) at genops.c:389
389 genops.c: No such file or directory.
in genops.c
Value returned is $2 = 52
(gdb) finish
Run till exit from #0 _IO_default_uflow (fp=0x401548e0) at
genops.c:389
0x400a7f52 in __uflow (fp=0x401548e0) at genops.c:345
345 in genops.c
Value returned is $3 = 52
(gdb) finish
Run till exit from #0 0x400a7f52 in __uflow (fp=0x401548e0)
at genops.c:345
0x4008bee5 in _IO_vfscanf (s=0x401548e0, format=0x80485d6
"%d", argptr=0xbffff9f4, errp=0x0)
at vfscanf.c:610
610 vfscanf.c: No such file or directory.
in vfscanf.c
Value returned is $4 = 52
(gdb) finish
Run till exit from #0 0x4008bee5 in _IO_vfscanf
(s=0x401548e0, format=0x80485d6 "%d",
argptr=0xbffff9f4, errp=0x0) at vfscanf.c:610
scanf (format=0x80485d6 "%d") at scanf.c:40
40 scanf.c: No such file or directory.
in scanf.c
Value returned is $5 = 1
(gdb) finish
Run till exit from #0 scanf (format=0x80485d6 "%d") at
scanf.c:40
0x080484b7 in main () at sumf.c:10
10 scanf("%d", &num1);
Value returned is $6 = 1
(gdb) n
11 printf("Enter second number : ");
(gdb) n
12 scanf("%d", &num2);
(gdb)