diff options
Diffstat (limited to 'src/test/run-pass/array-slice-vec/destructure-array-1.rs')
| -rw-r--r-- | src/test/run-pass/array-slice-vec/destructure-array-1.rs | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/src/test/run-pass/array-slice-vec/destructure-array-1.rs b/src/test/run-pass/array-slice-vec/destructure-array-1.rs new file mode 100644 index 00000000000..17620f62be6 --- /dev/null +++ b/src/test/run-pass/array-slice-vec/destructure-array-1.rs @@ -0,0 +1,37 @@ +// Copyright 2015 The Rust Project Developers. See the COPYRIGHT +// file at the top-level directory of this distribution and at +// http://rust-lang.org/COPYRIGHT. +// +// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or +// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license +// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + +// run-pass + +// Ensure that we can do a destructuring bind of a fixed-size array, +// even when the element type has a destructor. + +struct D { x: u8 } + +impl Drop for D { fn drop(&mut self) { } } + +fn main() { + fn d(x: u8) -> D { D { x: x } } + + let d1 = foo([d(1), d(2), d(3), d(4)], 1); + let d3 = foo([d(5), d(6), d(7), d(8)], 3); + assert_eq!(d1.x, 2); + assert_eq!(d3.x, 8); +} + +fn foo([a, b, c, d]: [D; 4], i: usize) -> D { + match i { + 0 => a, + 1 => b, + 2 => c, + 3 => d, + _ => panic!("unmatched"), + } +} |
