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Subject: [Boost-commit] svn:boost r71890 - trunk/boost/signals2/detail
From: fmhess_at_[hidden]
Date: 2011-05-12 10:11:01


Author: fmhess
Date: 2011-05-12 10:11:00 EDT (Thu, 12 May 2011)
New Revision: 71890
URL: http://svn.boost.org/trac/boost/changeset/71890

Log:
Use BOOST_PP_EMPTY for empty macro argument.

Text files modified:
   trunk/boost/signals2/detail/signal_template.hpp | 2 +-
   1 files changed, 1 insertions(+), 1 deletions(-)

Modified: trunk/boost/signals2/detail/signal_template.hpp
==============================================================================
--- trunk/boost/signals2/detail/signal_template.hpp (original)
+++ trunk/boost/signals2/detail/signal_template.hpp 2011-05-12 10:11:00 EDT (Thu, 12 May 2011)
@@ -326,7 +326,7 @@
 // typename add_reference<T1>::type arg1, typename add_reference<T2>::type arg2, ..., typename add_reference<Tn>::type argn
 #define BOOST_SIGNALS2_ADD_REF_ARGS(arity) \
   BOOST_PP_ENUM(arity, BOOST_SIGNALS2_ADD_REF_ARG, ~)
- slot_invoker(BOOST_SIGNALS2_ADD_REF_ARGS(BOOST_SIGNALS2_NUM_ARGS)) BOOST_PP_IF(BOOST_SIGNALS2_NUM_ARGS, :, )
+ slot_invoker(BOOST_SIGNALS2_ADD_REF_ARGS(BOOST_SIGNALS2_NUM_ARGS)) BOOST_PP_IF(BOOST_SIGNALS2_NUM_ARGS, :, BOOST_PP_EMPTY)
 #undef BOOST_SIGNALS2_ADD_REF_ARGS
 
 // m_argn


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