num-traits/derive/tests/compile-fail/derive_on_struct.rs

// Copyright 2013-2015 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.

extern crate num;
#[macro_use]
extern crate num_derive;

#[derive(Debug, PartialEq, FromPrimitive)] //~ ERROR
struct Color {
    r: u8,
    g: u8,
    b: u8,
}

fn main() {}