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.
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.
11 #![allow(unused_variables)]
12 #![allow(non_camel_case_types)]
18 pub use extern_foo as x;
23 struct Foo; //~ ERROR: struct is never used
25 fn foo(&self) { //~ ERROR: method is never used
30 fn bar() { //~ ERROR: function is never used
39 impl Foo2 { fn foo2(&self) { bar2() } }
48 let foo2_struct = Foo2;
55 // not warned because it's used in the parameter of `free` and return of
56 // `malloc` below, which are also used.
60 fn free(p: *const c_void);
61 fn malloc(size: usize) -> *const c_void;
65 unsafe { free(malloc(4)); }
69 enum c_void {} //~ ERROR: enum is never used
71 fn free(p: *const c_void); //~ ERROR: foreign function is never used
74 // Check provided method
80 impl Trait for isize {}
86 let a: &inner::Trait = &1_isize;