t.Errorf("got %v, expected 3.14", C.cplxAlign.x)
	}
	if C.cplxAlign.y != 2.17 {
		t.Errorf("got %v, expected 2.17", C.cplxAlign.y)
	}
}

// constants and pointer checking

func testCheckConst(t *testing.T) {
	// The test is that this compiles successfully.
	p := C.malloc(C.size_t(unsafe.Sizeof(C.int(0))))
	defer C.free(p)
	C.CheckConstFunc(&C.CheckConstStruct{(*C.int)(p)}, C.CheckConstVal)
}