// 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 or the MIT license // , 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); }