/* { dg-do run } */ char *pa; char *pb; char *pc; void access (volatile char *ptr) { *ptr = 'x'; } int main (int argc, char **argv) { char a; char b; char c; pa = &a; pb = &b; pc = &c; access (pb); access (pc); // access 'b' here access (pa + 32); return 0; }