33 lines
1.2 KiB
Rust
33 lines
1.2 KiB
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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// Regression test for #13466
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pub fn main() {
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// The expected arm type `Option<T>` has one type parameter, while
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// the actual arm `Result<T, E>` has two. typeck should not be
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// tricked into looking up a non-existing second type parameter.
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let _x: usize = match Some(1) {
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Ok(u) => u,
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//~^ ERROR mismatched types
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//~| expected `core::option::Option<_>`
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//~| found `core::result::Result<_, _>`
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//~| expected enum `core::option::Option`
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//~| found enum `core::result::Result`
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Err(e) => panic!(e)
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//~^ ERROR mismatched types
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//~| expected `core::option::Option<_>`
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//~| found `core::result::Result<_, _>`
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//~| expected enum `core::option::Option`
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//~| found enum `core::result::Result`
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};
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}
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