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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libffi/] [testsuite/] [libffi.call/] [struct4.c] - Rev 800
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/* Area: ffi_call Purpose: Check structures. Limitations: none. PR: none. Originator: From the original ffitest.c */ /* { dg-do run } */ #include "ffitest.h" typedef struct { unsigned ui1; unsigned ui2; unsigned ui3; } test_structure_4; static test_structure_4 struct4(test_structure_4 ts) { ts.ui3 = ts.ui1 * ts.ui2 * ts.ui3; return ts; } int main (void) { ffi_cif cif; ffi_type *args[MAX_ARGS]; void *values[MAX_ARGS]; ffi_type ts4_type; ffi_type *ts4_type_elements[4]; ts4_type.size = 0; ts4_type.alignment = 0; ts4_type.type = FFI_TYPE_STRUCT; test_structure_4 ts4_arg; ts4_type.elements = ts4_type_elements; ts4_type_elements[0] = &ffi_type_uint; ts4_type_elements[1] = &ffi_type_uint; ts4_type_elements[2] = &ffi_type_uint; ts4_type_elements[3] = NULL; /* This is a hack to get a properly aligned result buffer */ test_structure_4 *ts4_result = (test_structure_4 *) malloc (sizeof(test_structure_4)); args[0] = &ts4_type; values[0] = &ts4_arg; /* Initialize the cif */ CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts4_type, args) == FFI_OK); ts4_arg.ui1 = 2; ts4_arg.ui2 = 3; ts4_arg.ui3 = 4; ffi_call (&cif, FFI_FN(struct4), ts4_result, values); CHECK(ts4_result->ui3 == 2U * 3U * 4U); free (ts4_result); exit(0); }
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