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.
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.
11 // This test checks that the `_` type placeholder works
12 // correctly for enabling type inference.
14 // pretty-expanded FIXME #23616
20 unsafe impl Sync for TestStruct {}
22 static CONSTEXPR: TestStruct = TestStruct{x: &413 as *const _};
26 let x: Vec<_> = (0..5).collect();
27 let expected: &[uint] = &[0,1,2,3,4];
28 assert_eq!(x, expected);
30 let x = (0..5).collect::<Vec<_>>();
31 assert_eq!(x, expected);
34 assert_eq!(y.len(), 5);
37 let ptr2 = ptr as *const _;
39 assert_eq!(ptr as *const uint as uint, ptr2 as uint);