CS318 - Pintos
Pintos source browser for JHU CS318 course
bad-jump.c
Go to the documentation of this file.
1 /** This program attempts to execute code at address 0, which is not mapped.
2  This should terminate the process with a -1 exit code. */
3 
4 #include "tests/lib.h"
5 #include "tests/main.h"
6 
7 typedef int (* volatile functionptr)(void);
8 
9 void
10 test_main (void)
11 {
12  functionptr fp = NULL;
13  msg ("Congratulations - you have successfully called NULL: %d",
14  fp());
15  fail ("should have exited with -1");
16 }
lib.h
NULL
#define NULL
Definition: stddef.h:4
test_main
void test_main(void)
tests/main.h
Definition: bad-jump.c:10
fail
void fail(const char *format,...)
Definition: lib.c:40
main.h
msg
void msg(const char *format,...)
Definition: lib.c:28
functionptr
int(*volatile functionptr)(void)
This program attempts to execute code at address 0, which is not mapped.
Definition: bad-jump.c:7