Ruby 2.7.7p221 (2022-11-24 revision 168ec2b1e5ad0e4688e963d9de019557c78feed9)
return_sc.c
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1/* Area: ffi_call
2 Purpose: Check return value signed char.
3 Limitations: none.
4 PR: none.
5 Originator: From the original ffitest.c */
6
7/* { dg-do run } */
8#include "ffitest.h"
9
10static signed char return_sc(signed char sc)
11{
12 return sc;
13}
14int main (void)
15{
16 ffi_cif cif;
17 ffi_type *args[MAX_ARGS];
18 void *values[MAX_ARGS];
20 signed char sc;
21
22 args[0] = &ffi_type_schar;
23 values[0] = ≻
24
25 /* Initialize the cif */
27 &ffi_type_schar, args) == FFI_OK);
28
29 for (sc = (signed char) -127;
30 sc < (signed char) 127; sc++)
31 {
32 ffi_call(&cif, FFI_FN(return_sc), &rint, values);
33 CHECK((signed char)rint == sc);
34 }
35 exit(0);
36}
void ffi_call(ffi_cif *cif, void(*fn)(void), void *rvalue, void **avalue)
Definition: ffi.c:813
unsigned long ffi_arg
Definition: ffitarget.h:30
@ FFI_DEFAULT_ABI
Definition: ffitarget.h:38
#define CHECK(sub)
Definition: compile.c:448
#define ffi_type_schar
Definition: fiddle.h:56
#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
double rint(double)
#define char
void exit(int __status) __attribute__((__noreturn__))
int main(void)
Definition: return_sc.c:14