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[rustc.git] / src / test / compile-fail / issue-13466.rs
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1// Copyright 2014 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.
4//
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.
10
11// Regression test for #13466
12
13pub fn main() {
14 // The expected arm type `Option<T>` has one type parameter, while
15 // the actual arm `Result<T, E>` has two. typeck should not be
16 // tricked into looking up a non-existing second type parameter.
c34b1796 17 let _x: usize = match Some(1) {
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18 Ok(u) => u,
19 //~^ ERROR mismatched types
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20 //~| expected `std::option::Option<_>`
21 //~| found `std::result::Result<_, _>`
22 //~| expected enum `std::option::Option`
23 //~| found enum `std::result::Result`
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24
25 Err(e) => panic!(e)
26 //~^ ERROR mismatched types
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27 //~| expected `std::option::Option<_>`
28 //~| found `std::result::Result<_, _>`
29 //~| expected enum `std::option::Option`
30 //~| found enum `std::result::Result`
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31 };
32}