Trim trailing spaces.

include/boost/iterator/detail/config_def.hpp

@@ -18,9 +18,9 @@
 
 #ifdef BOOST_ITERATOR_CONFIG_DEF
 # error you have nested config_def #inclusion.
-#else 
+#else
 # define BOOST_ITERATOR_CONFIG_DEF
-#endif 
+#endif
 
 // We enable this always now.  Otherwise, the simple case in
 // libs/iterator/test/constant_iterator_arrow.cpp fails to compile
@@ -50,7 +50,7 @@
     || (BOOST_WORKAROUND(BOOST_INTEL_CXX_VERSION, <= 700) && defined(_MSC_VER)) \
     || BOOST_WORKAROUND(__DECCXX_VER, BOOST_TESTED_AT(60590042))                \
     || BOOST_WORKAROUND(__SUNPRO_CC, BOOST_TESTED_AT(0x590))
-    
+
 # define BOOST_NO_LVALUE_RETURN_DETECTION
 
 # if 0 // test code
@@ -79,7 +79,7 @@
 
   int z2[(lvalue_deref_helper<v*>::value == 1) ? 1 : -1];
   int z[(lvalue_deref_helper<value_iterator>::value) == 1 ? -1 : 1 ];
-# endif 
+# endif
 
 #endif
 
@@ -112,7 +112,7 @@
 
 #if !defined(BOOST_MSVC) && (defined(BOOST_NO_SFINAE) || defined(BOOST_NO_IS_CONVERTIBLE) || defined(BOOST_NO_IS_CONVERTIBLE_TEMPLATE))
 # define BOOST_NO_STRICT_ITERATOR_INTEROPERABILITY
-#endif 
+#endif
 
 # if BOOST_WORKAROUND(BOOST_BORLANDC, BOOST_TESTED_AT(0x564))
 
@@ -123,6 +123,6 @@
 // instantiation stack backtrace.  They may be due in part to the fact
 // that it drops cv-qualification willy-nilly in templates.
 #  define BOOST_NO_ONE_WAY_ITERATOR_INTEROP
-# endif 
+# endif
 
 // no include guard; multiple inclusion intended

include/boost/iterator/detail/config_undef.hpp

@@ -21,4 +21,4 @@
 # undef BOOST_ITERATOR_CONFIG_DEF
 #else
 # error missing or nested #include config_def
-#endif 
+#endif