39 lines
926 B
Rust
39 lines
926 B
Rust
|
// Copyright 2015 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.
|
||
|
|
|
||
|
|
#![allow(dead_code)]
|
||
|
|
|
||
|
|
enum FooMode {
|
||
|
|
Check = 0x1001,
|
||
|
|
}
|
||
|
|
|
||
|
|
enum BarMode {
|
||
|
|
Check = 0x2001,
|
||
|
|
}
|
||
|
|
|
||
|
|
enum Mode {
|
||
|
|
Foo(FooMode),
|
||
|
|
Bar(BarMode),
|
||
|
|
}
|
||
|
|
|
||
|
|
#[inline(never)]
|
||
|
|
fn broken(mode: &Mode) -> u32 {
|
||
|
|
for _ in 0..1 {
|
||
|
|
if let Mode::Foo(FooMode::Check) = *mode { return 17 }
|
||
|
|
if let Mode::Bar(BarMode::Check) = *mode { return 19 }
|
||
|
|
}
|
||
|
|
return 42;
|
||
|
|
}
|
||
|
|
|
||
|
|
fn main() {
|
||
|
|
let mode = Mode::Bar(BarMode::Check);
|
||
|
|
assert_eq!(broken(&mode), 19);
|
||
|
|
}
|