/js/src/ctypes/libffi/testsuite/libffi.call/return_fl.c
http://github.com/zpao/v8monkey · C · 35 lines · 23 code · 5 blank · 7 comment · 3 complexity · 8cb25f1d27b06c6ca0ce529b04ae3c47 MD5 · raw file
- /* Area: ffi_call
- Purpose: Check return value float.
- Limitations: none.
- PR: none.
- Originator: <andreast@gcc.gnu.org> 20050212 */
- /* { dg-do run } */
- #include "ffitest.h"
- static float return_fl(float fl)
- {
- return 2 * fl;
- }
- int main (void)
- {
- ffi_cif cif;
- ffi_type *args[MAX_ARGS];
- void *values[MAX_ARGS];
- float fl, rfl;
- args[0] = &ffi_type_float;
- values[0] = &fl;
- /* Initialize the cif */
- CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
- &ffi_type_float, args) == FFI_OK);
- for (fl = -127.0; fl < 127; fl++)
- {
- ffi_call(&cif, FFI_FN(return_fl), &rfl, values);
- printf ("%f vs %f\n", rfl, return_fl(fl));
- CHECK(rfl == 2 * fl);
- }
- exit(0);
- }