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/* PR middle-end/37275 */
/* { dg-do compile { target ia32 } } */
/* { dg-options "-g -dA -O2 -march=i686 -fstack-protector" } */
/* { dg-require-visibility "" } */
typedef __SIZE_TYPE__ size_t;
extern void *memcpy (void *, const void *, size_t);
extern void *malloc (size_t);
typedef int A;
struct B
{
int x;
};
struct C
{
struct F *c1;
void *c2;
};
enum D
{
D0,
D1
};
struct E
{
struct E *e1;
struct E *e2;
struct B e3;
void (*fn) (void *);
void *fn_data;
enum D e4;
_Bool e5;
_Bool e6;
};
struct F
{
unsigned f1;
A f2;
int f3;
};
struct G
{
void (*fn) (void *data);
void *data;
struct C g1;
struct E *t;
};
extern void fn1 (A * m);
static inline void
fn2 (A *x)
{
if (!__sync_bool_compare_and_swap (x, 0, 1))
fn1 (x);
}
extern __thread struct G thr __attribute__ ((visibility ("hidden")));
static inline struct G *
fn3 (void)
{
return &thr;
}
extern struct B *fn4 (void);
extern struct B a;
static inline struct B *
fn5 (_Bool x)
{
struct E *t = fn3 ()->t;
if (t)
return &t->e3;
else if (x)
return fn4 ();
else
return &a;
}
void
fn6 (struct E *t, struct E *e1_t,
struct B *prev_e3)
{
t->e1 = e1_t;
t->e3 = *prev_e3;
t->e4 = D0;
t->e5 = 0;
t->e6 = 0;
t->e2 = ((void *) 0);
}
void
test (void (*fn) (void *), void *data, void (*cpyfn) (void *, void *), long x, long y, _Bool z)
{
struct G *thr = fn3 ();
struct F *c1 = thr->g1.c1;
if (!z || c1 == 0 || (unsigned) c1->f3 > 64 * c1->f1)
{
struct E t;
fn6 (&t, thr->t, fn5 (0));
if (thr->t)
t.e6 = thr->t->e6;
thr->t = &t;
if (__builtin_expect (cpyfn != ((void *) 0), 0))
{
char buf[x + y - 1];
char *arg = (char *) (((unsigned long) buf + y - 1)
& ~(unsigned long) (y - 1));
cpyfn (arg, data);
fn (arg);
}
}
else
{
struct E *t;
struct E *e1 = thr->t;
char *arg;
t = malloc (sizeof (*t) + x + y - 1);
arg = (char *) (((unsigned long) (t + 1) + y - 1)
& ~(unsigned long) (y - 1));
fn6 (t, e1, fn5 (0));
thr->t = t;
if (cpyfn)
cpyfn (arg, data);
else
memcpy (arg, data, x);
thr->t = e1;
fn2 (&c1->f2);
}
}
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