[thirdparty/gcc.git] / gcc / testsuite / gcc.dg / pr48335-6.c

/* PR middle-end/48335 */
/* { dg-do compile } */
/* { dg-options "-O2 -fno-tree-sra" } */

typedef long long T __attribute__((may_alias, aligned (1)));
typedef short U __attribute__((may_alias, aligned (1)));

struct S
{
  _Complex float d __attribute__((aligned (8)));
};

T
f1 (struct S x)
{
  struct S s = x;
  return *(T *) ((char *) &s.d + 1);
}

int
f2 (struct S x)
{
  struct S s = x;
  return ((U *)((char *) &s.d + 1))[0];
}

int
f3 (struct S x)
{
  struct S s = x;
  return ((U *)((char *) &s.d + 1))[1];
}

int
f4 (struct S x)
{
  struct S s = x;
  return ((U *)((char *) &s.d + 1))[2];
}

int
f5 (struct S x)
{
  struct S s = x;
  return ((U *)((char *) &s.d + 1))[3];
}
Commit	Line	Data
19228b93 JJ	1	/* PR middle-end/48335 */
	2	/* { dg-do compile } */
	3	/* { dg-options "-O2 -fno-tree-sra" } */
	4
	5	typedef long long T __attribute__((may_alias, aligned (1)));
	6	typedef short U __attribute__((may_alias, aligned (1)));
	7
	8	struct S
	9	{
	10	_Complex float d __attribute__((aligned (8)));
	11	};
	12
	13	T
	14	f1 (struct S x)
	15	{
	16	struct S s = x;
	17	return (T ) ((char *) &s.d + 1);
	18	}
	19
	20	int
	21	f2 (struct S x)
	22	{
	23	struct S s = x;
	24	return ((U )((char ) &s.d + 1))[0];
	25	}
	26
	27	int
	28	f3 (struct S x)
	29	{
	30	struct S s = x;
	31	return ((U )((char ) &s.d + 1))[1];
	32	}
	33
	34	int
	35	f4 (struct S x)
	36	{
	37	struct S s = x;
	38	return ((U )((char ) &s.d + 1))[2];
	39	}
	40
	41	int
	42	f5 (struct S x)
	43	{
	44	struct S s = x;
	45	return ((U )((char ) &s.d + 1))[3];
	46	}