rust/src/test/compile-fail-fulldeps/syntax-extension-regex-unused-static.rs
2014-06-09 14:29:30 -07:00

33 lines
1.0 KiB
Rust

// Copyright 2014 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.
// FIXME(#13725) windows needs fixing.
// ignore-win32
// ignore-stage1
#![feature(phase)]
extern crate regex;
#[phase(plugin)] extern crate regex_macros;
#[deny(unused_variable)]
#[deny(dead_code)]
// Tests to make sure that extraneous dead code warnings aren't emitted from
// the code generated by regex!.
//
// The warning used for `static` items seems to be dead_code, which is why this
// is a distinct test from using a normal let binding (which generates an
// unused variable warning).
fn main() {
static fubar: regex::Regex = regex!("abc"); //~ ERROR code is never used: `fubar`
}