| #include <stdio.h> |
| #include <stdlib.h> |
| |
| int main () |
| { |
| volatile int *k = (int *) malloc (sizeof (int)); |
| volatile int l; |
| if (k == NULL) abort (); |
| *k = 5; |
| free ((void *) k); |
| __mf_set_options ("-ignore-reads"); |
| l = *k; /* Should not trip, even though memory region just freed. */ |
| __mf_set_options ("-no-ignore-reads"); |
| l = *k; /* Should trip now. */ |
| return 0; |
| } |
| /* { dg-output "mudflap violation 1.*check/read.*" } */ |
| /* { dg-output "Nearby object 1.*" } */ |
| /* { dg-output "mudflap dead object.*malloc region.*" } */ |
| /* { dg-do run { xfail *-*-* } } */ |
