26 lines
748 B
Rust
26 lines
748 B
Rust
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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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// Ensure that we cannot move into an uninitialized fixed-size array.
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struct D { _x: u8 }
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fn d() -> D { D { _x: 0 } }
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fn main() {
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foo(1);
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foo(3);
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}
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fn foo(i: usize) {
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let mut a: [D; 4];
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a[i] = d(); //~ ERROR use of possibly uninitialized variable: `a`
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}
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