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)]
17 b: bool, //~ ERROR: field is never used
20 fn field_read(f: Foo) -> usize {
25 X, //~ ERROR variant is never constructed
26 Y { //~ ERROR variant is never constructed
34 enum ABC { //~ ERROR enum is never used
44 // ensure struct variants get warning for their fields
46 I, //~ ERROR variant is never constructed
49 b: i32, //~ ERROR field is never used
50 c: i32, //~ ERROR field is never used
52 K //~ ERROR variant is never constructed
56 fn struct_variant_partial_use(b: IJK) -> String {
58 IJK::J { a, b: _, .. } => a,
63 fn field_match_in_patterns(b: XYZ) -> String {
65 XYZ::Y { a, b: _, .. } => a,
71 x: usize, //~ ERROR: field is never used
73 c: bool, //~ ERROR: field is never used
82 fn field_match_in_let(f: Bar) -> bool {
83 let Bar { b, c: _, .. } = f;
88 field_read(Foo { x: 1, b: false });
89 field_match_in_patterns(XYZ::Z);
90 struct_variant_partial_use(IJK::J { a: "".into(), b: 1, c: -1 });
91 field_match_in_let(Bar { x: 42, b: true, c: false, _guard: () });