buddy-alloc 0.4.1

Buddy-alloc is a memory allocator for no-std Rust, used for embedded environments.
Documentation 
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use buddy_alloc::{BuddyAllocParam, FastAllocParam, NonThreadsafeAlloc};

const FAST_HEAP_SIZE: usize = 32 * 1024; // 32 KB
const HEAP_SIZE: usize = 1024 * 1024; // 1M
const LEAF_SIZE: usize = 16;

pub static mut FAST_HEAP: [u8; FAST_HEAP_SIZE] = [0u8; FAST_HEAP_SIZE];
pub static mut HEAP: [u8; HEAP_SIZE] = [0u8; HEAP_SIZE];

// This allocator can't work in tests since it's non-threadsafe.
#[cfg_attr(not(test), global_allocator)]
static ALLOC: NonThreadsafeAlloc = unsafe {
    let fast_param = FastAllocParam::new(FAST_HEAP.as_ptr(), FAST_HEAP_SIZE);
    let buddy_param = BuddyAllocParam::new(HEAP.as_ptr(), HEAP_SIZE, LEAF_SIZE);
    NonThreadsafeAlloc::new(fast_param, buddy_param)
};

fn main() {
    let v = vec![0u8; 42];
    let msg = "alloc success".to_string();
    println!("{} {:?}", msg, v.len());
}