1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100
|
struct PMC {
unsigned flags;
};
typedef struct Pcc_cell
{
struct PMC *p;
long bla;
long type;
} Pcc_cell;
int gi;
int cond;
extern void abort ();
extern void never_ever(int interp, struct PMC *pmc)
__attribute__((noinline,noclone));
void never_ever (int interp, struct PMC *pmc)
{
abort ();
}
static void mark_cell(int * interp, Pcc_cell *c)
__attribute__((__nonnull__(1)));
static void
mark_cell(int * interp, Pcc_cell *c)
{
if (!cond)
return;
if (c && c->type == 4 && c->p
&& !(c->p->flags & (1<<18)))
never_ever(gi + 1, c->p);
if (c && c->type == 4 && c->p
&& !(c->p->flags & (1<<17)))
never_ever(gi + 2, c->p);
if (c && c->type == 4 && c->p
&& !(c->p->flags & (1<<16)))
never_ever(gi + 3, c->p);
if (c && c->type == 4 && c->p
&& !(c->p->flags & (1<<15)))
never_ever(gi + 4, c->p);
if (c && c->type == 4 && c->p
&& !(c->p->flags & (1<<14)))
never_ever(gi + 5, c->p);
if (c && c->type == 4 && c->p
&& !(c->p->flags & (1<<13)))
never_ever(gi + 6, c->p);
if (c && c->type == 4 && c->p
&& !(c->p->flags & (1<<12)))
never_ever(gi + 7, c->p);
if (c && c->type == 4 && c->p
&& !(c->p->flags & (1<<11)))
never_ever(gi + 8, c->p);
if (c && c->type == 4 && c->p
&& !(c->p->flags & (1<<10)))
never_ever(gi + 9, c->p);
}
static void
foo(int * interp, Pcc_cell *c)
{
mark_cell(interp, c);
}
static struct Pcc_cell *
__attribute__((noinline,noclone))
getnull(void)
{
return (struct Pcc_cell *) 0;
}
int main()
{
int i;
cond = 1;
for (i = 0; i < 100; i++)
foo (&gi, getnull ());
return 0;
}
void
bar_1 (int * interp, Pcc_cell *c)
{
c->bla += 1;
mark_cell(interp, c);
}
void
bar_2 (int * interp, Pcc_cell *c)
{
c->bla += 2;
mark_cell(interp, c);
}
|