From 99db603d636072c400d12fbee0b1eaac88157059 Mon Sep 17 00:00:00 2001
From: edef <edef@edef.eu>
Date: Wed, 24 Dec 2014 06:51:46 +0100
Subject: [PATCH] Stack.top returns a mutable pointer, so it should take &mut
 self

---
 src/stack.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/stack.rs b/src/stack.rs
index a911214..01de813 100644
--- a/src/stack.rs
+++ b/src/stack.rs
@@ -51,7 +51,7 @@ impl Stack {
     }
   }
 
-  pub fn top(&self) -> *mut u8 {
+  pub fn top(&mut self) -> *mut u8 {
     unsafe {
       match *self {
         Stack::Native { .. } => ptr::null_mut(),