Re: [boost] Boost.Hash and VC7

From: John Maddock (john_at_[hidden])
Date: 2006-06-04 13:51:29

John Maddock wrote:
> The TR1 lib is having problems with Boost.Hash and VC7: note that
> simply including the header is enough to trigger the problem, see for
> example:
>
> http://engineering.meta-comm.com/boost-regression/CVS-RC_1_34_0/developer/output/metacomm-bin-boost-libs-tr1-test-std_test_boost-test-vc-7_0-debug-threading-multi_release.html
>
> Is there any way to fix this?

To answer my own question, the fix is below, OK to commit?

John.

RCS file: /cvsroot/boost/boost/boost/functional/hash/hash.hpp,v
retrieving revision 1.28
diff -u -r1.28 hash.hpp
--- functional/hash/hash.hpp    7 May 2006 17:52:38 -0000       1.28
+++ functional/hash/hash.hpp    4 Jun 2006 17:41:09 -0000
@@ -388,7 +388,7 @@
     }

     template <class T> struct hash
-        : public hash_detail::hash_impl<boost::is_pointer<T>::value>
+       : public boost::hash_detail::hash_impl<boost::is_pointer<T>::value>
             ::BOOST_NESTED_TEMPLATE inner<T>
     {
     };
@@ -487,6 +487,10 @@

     namespace hash_detail
     {
+
+        template <bool b>
+        struct hash_impl;
+
         template <>
         struct hash_impl<false>
         {