Ruby 2.7.7p221 (2022-11-24 revision 168ec2b1e5ad0e4688e963d9de019557c78feed9)
return_ldl.c
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1/* Area: ffi_call
2 Purpose: Check return value long double.
3 Limitations: none.
4 PR: none.
5 Originator: <andreast@gcc.gnu.org> 20071113 */
6
7/* { dg-do run { xfail x86_64-*-mingw* x86_64-*-cygwin* } } */
8#include "ffitest.h"
9
10static long double return_ldl(long double ldl)
11{
12 return 2*ldl;
13}
14int main (void)
15{
16 ffi_cif cif;
17 ffi_type *args[MAX_ARGS];
18 void *values[MAX_ARGS];
19 long double ldl, rldl;
20
21 args[0] = &ffi_type_longdouble;
22 values[0] = &ldl;
23
24 /* Initialize the cif */
26 &ffi_type_longdouble, args) == FFI_OK);
27
28 for (ldl = -127.0; ldl < 127.0; ldl++)
29 {
30 ffi_call(&cif, FFI_FN(return_ldl), &rldl, values);
31 CHECK(rldl == 2 * ldl);
32 }
33 exit(0);
34}
void ffi_call(ffi_cif *cif, void(*fn)(void), void *rvalue, void **avalue)
Definition: ffi.c:813
@ FFI_DEFAULT_ABI
Definition: ffitarget.h:38
#define CHECK(sub)
Definition: compile.c:448
#define MAX_ARGS
Definition: function.c:15
ffi_status ffi_prep_cif(ffi_cif *cif, ffi_abi abi, unsigned int nargs, ffi_type *rtype, ffi_type **atypes)
Definition: prep_cif.c:226
void exit(int __status) __attribute__((__noreturn__))
int main(void)
Definition: return_ldl.c:14