1/* PR middle-end/19551 */
2/* { dg-options "-O2" } */
3/* { dg-do link } */
4
5extern void abort ();
6
7#define T(type, name) \
8extern __attribute__((pure)) _Complex type	\
9foo_c##name (int x);				\
10						\
11void						\
12bar_c##name (type *x)				\
13{						\
14  type f = __real foo_c##name (5);		\
15  if (0) *x = f;				\
16}						\
17						\
18void						\
19baz_c##name (type *x)				\
20{						\
21  type f = __imag foo_c##name (5);		\
22  if (0) *x = f;				\
23}						\
24						\
25extern __attribute__((pure)) type		\
26foo_##name (int x);				\
27						\
28void						\
29bar_##name (type *x)				\
30{						\
31  type f = foo_##name (5);			\
32  if (0) *x = f;				\
33}
34
35typedef long double ldouble_t;
36typedef long long llong;
37
38T (float, float)
39T (double, double)
40T (long double, ldouble_t)
41T (char, char)
42T (short, short)
43T (int, int)
44T (long, long)
45T (long long, llong)
46#undef T
47
48int
49main (void)
50{
51#define T(type, name) \
52  {						\
53    type var = 0;				\
54    bar_c##name (&var);				\
55    baz_c##name (&var);				\
56    bar_##name (&var);				\
57  }
58  T (float, float)
59  T (double, double)
60  T (long double, ldouble_t)
61  T (char, char)
62  T (short, short)
63  T (int, int)
64  T (long, long)
65  T (long long, llong)
66  return 0;
67}
68