[thirdparty/gcc.git] / gcc / testsuite / gcc.dg / tree-ssa / ssa-dse-44.c

/* { dg-do link } */
/* { dg-options "-O -fdump-tree-dse1-details" } */

extern void foo(void);
int a, b;
static int c;
int main()
{
  if (c)
    foo ();
  int *g = &c;
  int **h = &g;
  int ***h1 = &h;
  if (a)
    while (b)
      b = 0;
}

/* { dg-final { scan-tree-dump "Deleted dead store: g = &c;" "dse1" } } */
Commit	Line	Data
1adf1182 RB	1	/* { dg-do link } */
	2	/* { dg-options "-O -fdump-tree-dse1-details" } */
	3
	4	extern void foo(void);
	5	int a, b;
	6	static int c;
	7	int main()
	8	{
	9	if (c)
	10	foo ();
	11	int *g = &c;
	12	int **h = &g;
	13	int ***h1 = &h;
	14	if (a)
	15	while (b)
	16	b = 0;
	17	}
	18
	19	/* { dg-final { scan-tree-dump "Deleted dead store: g = &c;" "dse1" } } */