[Boost-commit] svn:boost r86172 - trunk/boost/functional/hash/detail

Subject: [Boost-commit] svn:boost r86172 - trunk/boost/functional/hash/detail
From: dnljms_at_[hidden]
Date: 2013-10-06 04:02:35

Author: danieljames
Date: 2013-10-06 04:02:35 EDT (Sun, 06 Oct 2013)
New Revision: 86172
URL: http://svn.boost.org/trac/boost/changeset/86172

Log:
Simplify SFINAE for largest float overload. Refs #8822.

I accidentally missed it out. Also fix the return values.

Text files modified: 
   trunk/boost/functional/hash/detail/hash_float.hpp |    17 ++++++++---------                       
   1 files changed, 8 insertions(+), 9 deletions(-)

Modified: trunk/boost/functional/hash/detail/hash_float.hpp
==============================================================================
--- trunk/boost/functional/hash/detail/hash_float.hpp	Sat Oct  5 21:24:41 2013	(r86171)
+++ trunk/boost/functional/hash/detail/hash_float.hpp	2013-10-06 04:02:35 EDT (Sun, 06 Oct 2013)	(r86172)
@@ -103,7 +103,8 @@
         template <typename Float>
         inline std::size_t float_hash_impl(Float v,
             BOOST_DEDUCED_TYPENAME boost::enable_if_c<
-                enable_binary_hash<Float, 24, 128>::value, int>::type)
+                enable_binary_hash<Float, 24, 128>::value,
+                std::size_t>::type)
         {
             return hash_binary((char*) &v, 4);
         }
@@ -112,7 +113,8 @@
         template <typename Float>
         inline std::size_t float_hash_impl(Float v,
             BOOST_DEDUCED_TYPENAME boost::enable_if_c<
-                enable_binary_hash<Float, 53, 1024>::value, int>::type)
+                enable_binary_hash<Float, 53, 1024>::value,
+                std::size_t>::type)
         {
             return hash_binary((char*) &v, 8);
         }
@@ -120,7 +122,8 @@
         template <typename Float>
         inline std::size_t float_hash_impl(Float v,
             BOOST_DEDUCED_TYPENAME boost::enable_if_c<
-                enable_binary_hash<Float, 64, 16384>::value, int>::type)
+                enable_binary_hash<Float, 64, 16384>::value,
+                std::size_t>::type)
         {
             return hash_binary((char*) &v, 10);
         }
@@ -128,12 +131,8 @@
         template <typename Float>
         inline std::size_t float_hash_impl(Float v,
             BOOST_DEDUCED_TYPENAME boost::enable_if_c<
-                std::numeric_limits<Float>::is_iec559 &&
-                std::numeric_limits<Float>::digits == 113 &&
-                std::numeric_limits<Float>::radix == 2 &&
-                std::numeric_limits<Float>::max_exponent == 16384,
-                int>::type
-            )
+                enable_binary_hash<Float, 113, 16384>::value,
+                std::size_t>::type)
         {
             return hash_binary((char*) &v, 16);
         }