ยปCore Development>Code coverage>Modules/_ctypes/libffi/testsuite/libffi.call/return_dbl.c

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

#countcontent
1n/a/* Area: ffi_call
2n/a Purpose: Check return value double.
3n/a Limitations: none.
4n/a PR: none.
5n/a Originator: <andreast@gcc.gnu.org> 20050212 */
6n/a
7n/a/* { dg-do run } */
8n/a#include "ffitest.h"
9n/a
10n/astatic double return_dbl(double dbl)
11n/a{
12n/a printf ("%f\n", dbl);
13n/a return 2 * dbl;
14n/a}
15n/aint main (void)
16n/a{
17n/a ffi_cif cif;
18n/a ffi_type *args[MAX_ARGS];
19n/a void *values[MAX_ARGS];
20n/a double dbl, rdbl;
21n/a
22n/a args[0] = &ffi_type_double;
23n/a values[0] = &dbl;
24n/a
25n/a /* Initialize the cif */
26n/a CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
27n/a &ffi_type_double, args) == FFI_OK);
28n/a
29n/a for (dbl = -127.3; dbl < 127; dbl++)
30n/a {
31n/a ffi_call(&cif, FFI_FN(return_dbl), &rdbl, values);
32n/a printf ("%f vs %f\n", rdbl, return_dbl(dbl));
33n/a CHECK(rdbl == 2 * dbl);
34n/a }
35n/a exit(0);
36n/a}