9aca38e568
Closes #21696.
26 lines
985 B
Rust
26 lines
985 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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// Check that coercions are propagated through match and if expressions.
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// pretty-expanded FIXME #23616
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use std::boxed::Box;
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pub fn main() {
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let _: Box<[isize]> = if true { Box::new([1, 2, 3]) } else { Box::new([1]) };
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let _: Box<[isize]> = match true { true => Box::new([1, 2, 3]), false => Box::new([1]) };
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// Check we don't get over-keen at propagating coercions in the case of casts.
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let x = if true { 42 } else { 42u8 } as u16;
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let x = match true { true => 42, false => 42u8 } as u16;
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}
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