brock@arden:~/csci235/notes/CvsJava2$ c235 pointers.c
RUNNING: gcc -std=c99 -Wpedantic -o pointers pointers.c
brock@arden:~/csci235/notes/CvsJava2$ gdb pointers
GNU gdb (Ubuntu 7.7.1-0ubuntu5~14.04.3) 7.7.1
................
For help, type "help".
Type "apropos word" to search for commands related to "word"...
Reading symbols from pointers...(no debugging symbols found)...done.
(gdb) run
Starting program: /home/brock/public_html/classes/Spring2018/csci235/notes/CvsJava2/pointers 
Running ....

Program received signal SIGFPE, Arithmetic exception.
0x00000000004005ef in main ()
(gdb) p i
$1 = 235
(gdb) p c
$2 = 85
(gdb) p pi
$3 = 6295652
(gdb) printf "%x\n", pi
601064
(gdb) print *pi
$4 = 235
(gdb) p ppi
$5 = 6295664
(gdb) p *ppi
$6 = 6295652
(gdb) p **ppi
$7 = 235
(gdb) p c
$9 = 85
(gdb) p pc
$8 = 6295648
(gdb) p *pc
$10 = 85
(gdb) p pv
$11 = 6295648
(gdb) p *pc
$12 = 85
(gdb) p **pc
Cannot access memory at address 0x55
(gdb) p *pv
$13 = 85
(gdb) quit
A debugging session is active.

	Inferior 1 [process 1707] will be killed.

Quit anyway? (y or n) y
brock@arden:~/csci235/notes/CvsJava2$