They were only correct in the simplest case. Some of the optimisations are certainly possible but should be introduced carefully and only when the whole pattern codegen infrastructure is in a better shape. Fixes #16648.
21 lines
671 B
Rust
21 lines
671 B
Rust
// Copyright 2014 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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fn main() {
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let x: (int, &[int]) = (2i, &[1i, 2i]);
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assert_eq!(match x {
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(0, [_, _]) => 0,
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(1, _) => 1,
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(2, [_, _]) => 2,
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(2, _) => 3,
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_ => 4
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}, 2i);
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}
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