1/* Area:	ffi_call
2   Purpose:	Check float arguments with different orders.
3   Limitations:	none.
4   PR:		none.
5   Originator:	From the original ffitest.c  */
6
7/* { dg-do run } */
8
9#include "ffitest.h"
10#include "float.h"
11
12static double floating_1(float a, double b, long double c)
13{
14  return (double) a + b + (double) c;
15}
16
17static double floating_2(long double a, double b, float c)
18{
19  return (double) a + b + (double) c;
20}
21
22int main (void)
23{
24  ffi_cif cif;
25  ffi_type *args[MAX_ARGS];
26  void *values[MAX_ARGS];
27  double rd;
28
29  float f;
30  double d;
31  long double ld;
32
33  args[0] = &ffi_type_float;
34  values[0] = &f;
35  args[1] = &ffi_type_double;
36  values[1] = &d;
37  args[2] = &ffi_type_longdouble;
38  values[2] = &ld;
39
40  /* Initialize the cif */
41  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 3,
42		     &ffi_type_double, args) == FFI_OK);
43
44  f = 3.14159;
45  d = (double)1.0/(double)3.0;
46  ld = 2.71828182846L;
47
48  floating_1 (f, d, ld);
49
50  ffi_call(&cif, FFI_FN(floating_1), &rd, values);
51
52  CHECK(rd - floating_1(f, d, ld) < DBL_EPSILON);
53
54  args[0] = &ffi_type_longdouble;
55  values[0] = &ld;
56  args[1] = &ffi_type_double;
57  values[1] = &d;
58  args[2] = &ffi_type_float;
59  values[2] = &f;
60
61  /* Initialize the cif */
62  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 3,
63		     &ffi_type_double, args) == FFI_OK);
64
65  floating_2 (ld, d, f);
66
67  ffi_call(&cif, FFI_FN(floating_2), &rd, values);
68
69  CHECK(rd - floating_2(ld, d, f) < DBL_EPSILON);
70
71  exit (0);
72}
73