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Add regression test.
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jseyfried committed Nov 10, 2016
1 parent 1119567 commit 67eeb0a
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24 changes: 24 additions & 0 deletions src/test/run-pass-fulldeps/proc-macro/auxiliary/double.rs
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// Copyright 2016 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.

// no-prefer-dynamic

#![crate_type = "proc-macro"]
#![feature(proc_macro)]
#![feature(proc_macro_lib)]

extern crate proc_macro;

use proc_macro::TokenStream;

#[proc_macro_derive(Double)]
pub fn derive(input: TokenStream) -> TokenStream {
format!("mod foo {{ {} }}", input.to_string()).parse().unwrap()
}
27 changes: 27 additions & 0 deletions src/test/run-pass-fulldeps/proc-macro/crate-var.rs
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// Copyright 2016 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.

// aux-build:double.rs

#![feature(proc_macro)]
#![allow(unused)]

#[macro_use]
extern crate double;

struct Foo;

macro_rules! m { () => {
#[derive(Double)]
struct Bar($crate::Foo);
} }
m!();

fn main() {}

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