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+ // Copyright 2015 The Rust Project Developers. See the COPYRIGHT
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+ // file at the top-level directory of this distribution and at
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+ // http://rust-lang.org/COPYRIGHT.
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+ //
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+ // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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+ // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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+ // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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+ // option. This file may not be copied, modified, or distributed
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+ // except according to those terms.
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+
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+ #![ allow( dead_code) ]
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+
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+ enum FooMode {
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+ Check = 0x1001 ,
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+ }
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+
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+ enum BarMode {
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+ Check = 0x2001 ,
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+ }
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+
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+ enum Mode {
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+ Foo ( FooMode ) ,
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+ Bar ( BarMode ) ,
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+ }
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+
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+ #[ inline( never) ]
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+ fn broken ( mode : & Mode ) -> u32 {
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+ for _ in 0 ..1 {
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+ if let Mode :: Foo ( FooMode :: Check ) = * mode { return 17 }
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+ if let Mode :: Bar ( BarMode :: Check ) = * mode { return 19 }
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+ }
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+ return 42 ;
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+ }
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+
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+ fn main ( ) {
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+ let mode = Mode :: Bar ( BarMode :: Check ) ;
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+ assert_eq ! ( broken( & mode) , 19 ) ;
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+ }
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