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- /* Area: ffi_call, closure_call
- Purpose: Check passing of multiple signed char values.
- Limitations: none.
- PR: PR13221.
- Originator: <hos@tamanegi.org> 20031129 */
- /* { dg-do run } */
- #include "ffitest.h"
- signed char test_func_fn(signed char a1, signed char a2)
- {
- signed char result;
- result = a1 + a2;
- printf("%d %d: %d\n", a1, a2, result);
- return result;
- }
- static void test_func_gn(ffi_cif *cif __UNUSED__, void *rval, void **avals,
- void *data __UNUSED__)
- {
- signed char a1, a2;
- a1 = *(signed char *)avals[0];
- a2 = *(signed char *)avals[1];
- *(ffi_arg *)rval = test_func_fn(a1, a2);
- }
- typedef signed char (*test_type)(signed char, signed char);
- int main (void)
- {
- ffi_cif cif;
- void *code;
- ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
- void * args_dbl[3];
- ffi_type * cl_arg_types[3];
- ffi_arg res_call;
- signed char a, b, res_closure;
- a = 2;
- b = 125;
- args_dbl[0] = &a;
- args_dbl[1] = &b;
- args_dbl[2] = NULL;
- cl_arg_types[0] = &ffi_type_schar;
- cl_arg_types[1] = &ffi_type_schar;
- cl_arg_types[2] = NULL;
- /* Initialize the cif */
- CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2,
- &ffi_type_schar, cl_arg_types) == FFI_OK);
- ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl);
- /* { dg-output "2 125: 127" } */
- printf("res: %d\n", (signed char)res_call);
- /* { dg-output "\nres: 127" } */
- CHECK(ffi_prep_closure_loc(pcl, &cif, test_func_gn, NULL, code) == FFI_OK);
- res_closure = (*((test_type)code))(2, 125);
- /* { dg-output "\n2 125: 127" } */
- printf("res: %d\n", res_closure);
- /* { dg-output "\nres: 127" } */
- exit(0);
- }
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