From f64510d72bbb7dbfba9dfcf643bd670940a952e9 Mon Sep 17 00:00:00 2001
From: Krzysztof Drewniak <krzysdrewniak@gmail.com>
Date: Thu, 16 Apr 2015 21:34:12 -0500
Subject: [PATCH] Suppress improper_ctypes warnings when compiling liballoc
 with external_features

---
 src/liballoc/heap.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/liballoc/heap.rs b/src/liballoc/heap.rs
index 57baa811b9d47..4c7441b1d2a65 100644
--- a/src/liballoc/heap.rs
+++ b/src/liballoc/heap.rs
@@ -133,6 +133,7 @@ const MIN_ALIGN: usize = 16;
 
 #[cfg(feature = "external_funcs")]
 mod imp {
+    #[allow(improper_ctypes)]
     extern {
         fn rust_allocate(size: usize, align: usize) -> *mut u8;
         fn rust_deallocate(ptr: *mut u8, old_size: usize, align: usize);