/* Area: ffi_call Purpose: Check structures. Limitations: none. PR: none. Originator: From the original ffitest.c */ /* { dg-do run } */ #include "ffitest.h" typedef struct { float f; int i; } test_structure_9; static test_structure_9 struct9 (test_structure_9 ts) { ts.f += 1; ts.i += 1; return ts; } int main (void) { ffi_cif cif; ffi_type *args[MAX_ARGS]; void *values[MAX_ARGS]; ffi_type ts9_type; ffi_type *ts9_type_elements[3]; ts9_type.size = 0; ts9_type.alignment = 0; ts9_type.type = FFI_TYPE_STRUCT; ts9_type.elements = ts9_type_elements; ts9_type_elements[0] = &ffi_type_float; ts9_type_elements[1] = &ffi_type_sint; ts9_type_elements[2] = NULL; test_structure_9 ts9_arg; /* This is a hack to get a properly aligned result buffer */ test_structure_9 *ts9_result = (test_structure_9 *) malloc (sizeof(test_structure_9)); args[0] = &ts9_type; values[0] = &ts9_arg; /* Initialize the cif */ CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts9_type, args) == FFI_OK); ts9_arg.f = 5.55f; ts9_arg.i = 5; printf ("%g\n", ts9_arg.f); printf ("%d\n", ts9_arg.i); ffi_call(&cif, FFI_FN(struct9), ts9_result, values); printf ("%g\n", ts9_result->f); printf ("%d\n", ts9_result->i); CHECK(ts9_result->f == 5.55f + 1); CHECK(ts9_result->i == 5 + 1); free (ts9_result); exit(0); }