blob: 7f2c0d22129b4869bc73f123edc08097241a590a [file] [log] [blame]
/* PR tree-optimization/49279 */
extern void abort (void);
struct S { int a; int *__restrict p; };
__attribute__((noinline, noclone))
struct S *bar (struct S *p)
{
struct S *r;
asm volatile ("" : "=r" (r) : "0" (p) : "memory");
return r;
}
__attribute__((noinline, noclone))
int
foo (int *p, int *q)
{
struct S s, *t;
s.a = 1;
s.p = p;
t = bar (&s);
t->p = q;
s.p[0] = 0;
t->p[0] = 1;
return s.p[0];
}
int
main ()
{
int a, b;
if (foo (&a, &b) != 1)
abort ();
return 0;
}