From 4e6aecd8fdb2e78478c86ad243ad5e829efb723d Mon Sep 17 00:00:00 2001
From: Christopher Kohlhoff <chris@kohlhoff.com>
Date: Mon, 6 Oct 2014 09:14:16 +1100
Subject: [PATCH] Fix workaround for clang/libc++.

---
 asio/include/asio/package.hpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/asio/include/asio/package.hpp b/asio/include/asio/package.hpp
index 99152075..6d0186a7 100644
--- a/asio/include/asio/package.hpp
+++ b/asio/include/asio/package.hpp
@@ -84,10 +84,10 @@ public:
       packaged_token<Function, Allocator>&& token)
 #if defined(_MSC_VER)
     : std::packaged_task<Signature>(std::move(token.func_)),
-#elif defined(__APPLE__) && defined(__clang__)
+#elif defined(ASIO_HAS_CLANG_LIBCXX)
     : std::packaged_task<Signature>(std::allocator_arg,
-        typename allocator_traits<
-          _Alloc>::template rebind_alloc<char>(token.allocator_),
+        typename std::allocator_traits<
+          Allocator>::template rebind_alloc<char>(token.allocator_),
         std::move(token.func_)),
 #else
     : std::packaged_task<Signature>(std::allocator_arg,