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54a0048b | 1 | // Copyright 2016 The Rust Project Developers. See the COPYRIGHT |
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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 | ||
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11 | // no-prefer-dynamic |
12 | // force-host | |
3157f602 | 13 | |
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14 | #![feature(rustc_macro)] |
15 | #![feature(rustc_macro_lib)] | |
16 | #![crate_type = "rustc-macro"] | |
a7813a04 | 17 | |
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18 | extern crate rustc_macro; |
19 | ||
20 | use rustc_macro::TokenStream; | |
21 | ||
22 | #[rustc_macro_derive(A)] | |
23 | pub fn derive_a(_input: TokenStream) -> TokenStream { | |
24 | "struct A { inner }".parse().unwrap() | |
223e47cc | 25 | } |
9e0c209e | 26 |