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| 1 | +// Copyright 2013 The Rust Project Developers. See the COPYRIGHT |
| 2 | +// file at the top-level directory of this distribution and at |
| 3 | +// http://rust-lang.org/COPYRIGHT. |
| 4 | +// |
| 5 | +// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or |
| 6 | +// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| 7 | +// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| 8 | +// option. This file may not be copied, modified, or distributed |
| 9 | +// except according to those terms. |
| 10 | + |
| 11 | +use std::num::FromPrimitive; |
| 12 | +use std::int; |
| 13 | + |
| 14 | +#[deriving(FromPrimitive)] |
| 15 | +struct A { x: int } |
| 16 | +//~^^ ERROR `FromPrimitive` cannot be derived for structs |
| 17 | +//~^^^ ERROR `FromPrimitive` cannot be derived for structs |
| 18 | + |
| 19 | +#[deriving(FromPrimitive)] |
| 20 | +struct B(int); |
| 21 | +//~^^ ERROR `FromPrimitive` cannot be derived for structs |
| 22 | +//~^^^ ERROR `FromPrimitive` cannot be derived for structs |
| 23 | + |
| 24 | +#[deriving(FromPrimitive)] |
| 25 | +enum C { Foo(int), Bar(uint) } |
| 26 | +//~^^ ERROR `FromPrimitive` cannot be derived for enum variants with arguments |
| 27 | +//~^^^ ERROR `FromPrimitive` cannot be derived for enum variants with arguments |
| 28 | + |
| 29 | +#[deriving(FromPrimitive)] |
| 30 | +enum D { Baz { x: int } } |
| 31 | +//~^^ ERROR `FromPrimitive` cannot be derived for enums with struct variants |
| 32 | +//~^^^ ERROR `FromPrimitive` cannot be derived for enums with struct variants |
| 33 | + |
| 34 | +fn main() {} |
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