/* Area: ffi_call Purpose: Check structures. Limitations: none. PR: none. Originator: From the original ffitest.c */ /* { dg-do run } */ #include "ffitest.h" typedef struct { char c1; char c2; } test_structure_5; static test_structure_5 struct5(test_structure_5 ts1, test_structure_5 ts2) { ts1.c1 += ts2.c1; ts1.c2 -= ts2.c2; return ts1; } int main (void) { ffi_cif cif; ffi_type *args[MAX_ARGS]; void *values[MAX_ARGS]; ffi_type ts5_type; ffi_type *ts5_type_elements[3]; ts5_type.size = 0; ts5_type.alignment = 0; ts5_type.type = FFI_TYPE_STRUCT; ts5_type.elements = ts5_type_elements; ts5_type_elements[0] = &ffi_type_schar; ts5_type_elements[1] = &ffi_type_schar; ts5_type_elements[2] = NULL; test_structure_5 ts5_arg1, ts5_arg2; /* This is a hack to get a properly aligned result buffer */ test_structure_5 *ts5_result = (test_structure_5 *) malloc (sizeof(test_structure_5)); args[0] = &ts5_type; args[1] = &ts5_type; values[0] = &ts5_arg1; values[1] = &ts5_arg2; /* Initialize the cif */ CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &ts5_type, args) == FFI_OK); ts5_arg1.c1 = 2; ts5_arg1.c2 = 6; ts5_arg2.c1 = 5; ts5_arg2.c2 = 3; ffi_call (&cif, FFI_FN(struct5), ts5_result, values); CHECK(ts5_result->c1 == 7); CHECK(ts5_result->c2 == 3); free (ts5_result); exit(0); }