From f637c9e8ce5f613ee6dc27cc6e6179bf88ab3520 Mon Sep 17 00:00:00 2001
From: Daniel James <daniel@calamity.org.uk>
Date: Thu, 11 Oct 2007 17:12:24 +0000
Subject: [PATCH] Try to fix function pointer hashing for the sun compiler. A
 bit of a stab in the dark.

[SVN r39935]
---
 include/boost/functional/hash/hash.hpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/boost/functional/hash/hash.hpp b/include/boost/functional/hash/hash.hpp
index 3f2b5fc..4927a01 100644
--- a/include/boost/functional/hash/hash.hpp
+++ b/include/boost/functional/hash/hash.hpp
@@ -209,8 +209,13 @@ namespace boost
     template <class T> std::size_t hash_value(T* v)
 #endif
     {
+#if !BOOST_WORKAROUND(__SUNPRO_CC, <= 0x590)
         std::size_t x = static_cast<std::size_t>(
            reinterpret_cast<std::ptrdiff_t>(v));
+#else
+        std::size_t x = static_cast<std::size_t>(
+           reinterpret_cast<void*>(v));
+#endif
         return x + (x >> 3);
     }