{
let k = Layout::new::<T>();
if k.size() > 0 {
- unsafe { self.alloc(k).map(|p|Unique::new(*p as *mut T)) }
+ unsafe { self.alloc(k).map(|p| Unique::new(p as *mut T)) }
} else {
Err(AllocErr::invalid_input("zero-sized type invalid for alloc_one"))
}
--- /dev/null
+// Copyright 2017 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.
+
+#![feature(alloc, allocator_api, heap_api, unique)]
+
+extern crate alloc;
+
+use alloc::heap::HeapAlloc;
+use alloc::allocator::Alloc;
+
+fn main() {
+ unsafe {
+ let ptr = HeapAlloc.alloc_one::<i32>().unwrap_or_else(|e| {
+ HeapAlloc.oom(e)
+ });
+ *ptr.as_ptr() = 4;
+ assert_eq!(*ptr.as_ptr(), 4);
+ HeapAlloc.dealloc_one(ptr);
+ }
+}