src/test/run-pass-fulldeps/proc-macro/lifetimes.rs

   1 // Copyright 2016 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 #![allow(unused_variables)]
  12 // aux-build:lifetimes.rs
  13 // ignore-stage1
  14
  15 extern crate lifetimes;
  16 use lifetimes::*;
  17
  18 lifetimes_bang! {
  19     fn bang<'a>() -> &'a u8 { &0 }
  20 }
  21
  22 #[lifetimes_attr]
  23 fn attr<'a>() -> &'a u8 { &1 }
  24
  25 #[derive(Lifetimes)]
  26 pub struct Lifetimes<'a> {
  27     pub field: &'a u8,
  28 }
  29
  30 fn main() {
  31     assert_eq!(bang::<'static>(), &0);
  32     assert_eq!(attr::<'static>(), &1);
  33     let l1 = Lifetimes { field: &0 };
  34     let l2 = m::Lifetimes { field: &1 };
  35 }