Enable full functionality of shared_ptr<const void> by adding allocator<const void>. Credit to John Hurley for discovering this bug.

llvm-svn: 148508

1 files changed, 11 insertions, 0 deletions

diff --git a/libcxx/include/memory b/libcxx/include/memory
index 1d7b7456c93..0e14275c114 100644
--- a/libcxx/include/memory
+++ b/libcxx/include/memory
@@ -672,6 +672,17 @@ public:
     template <class _Up> struct rebind {typedef allocator<_Up> other;};
 };
 
+template <>
+class _LIBCPP_VISIBLE allocator<const void>
+{
+public:
+    typedef const void*       pointer;
+    typedef const void*       const_pointer;
+    typedef const void        value_type;
+
+    template <class _Up> struct rebind {typedef allocator<_Up> other;};
+};
+
 // pointer_traits
 
 template <class _Tp>