try this on apple

Author: felix-salfelder

test/min_degree_empty.cpp

@@ -1,10 +1,3 @@
-#if defined(__APPLE_CC__)
-int test_main(int, char* [])
-{
- // this never worked.
- return 0;
-}
-#else
 //=======================================================================
 // Copyright 2017 Felix Salfelder
 //
@@ -56,4 +49,3 @@ int test_main(int argc, char** argv)
 
     return 0;
 }
-#endif

test/pending/bucket_sorter_2u.cpp

@@ -1,17 +1,10 @@
-#if defined(__APPLE_CC__)
-int test_main(int, char* [])
-{
-	// this never worked.
-	return 0;
-}
-#else
 #include <boost/property_map/property_map.hpp>
 #include <boost/pending/bucket_sorter.hpp>
 #include <boost/test/minimal.hpp>
 
 #include <vector>
 
-int test_main(int, char* [])
+int test_main(int, char**)
 {
 	typedef boost::iterator_property_map<unsigned*,
 			  boost::identity_property_map, unsigned, unsigned&> map_type;
@@ -58,5 +51,3 @@ int test_main(int, char* [])
 
         return 0;
 }
-#endif
-