1 // Copyright 2017 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 #![feature(alloc, allocator_api, heap_api, unique)]
15 use alloc::heap::HeapAlloc;
16 use alloc::allocator::Alloc;
20 let ptr = HeapAlloc.alloc_one::<i32>().unwrap_or_else(|e| {
24 assert_eq!(*ptr.as_ptr(), 4);
25 HeapAlloc.dealloc_one(ptr);