Python code coverage for Modules/_ctypes/libffi/testsuite/libffi.call/float3.c

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