valgrind.osx10.8.sup

# OS X 10.8 isn't supported, has a bunch of 'leaks' in the loader
{
   osx_1080_loader_false_positive_1
   Memcheck:Leak
   ...
   fun:_ZN11ImageLoader23recursiveInitializationERKNS_11LinkContextEjRNS_21InitializerTimingListE
   ...
}
{
   osx_1080_loader_false_positive_2
   Memcheck:Leak
   ...
   fun:_ZN16ImageLoaderMachO16doInitializationERKN11ImageLoader11LinkContextE
   ...
}
{
   osx_1080_loader_false_positive_3
   Memcheck:Leak
   ...
   fun:map_images_nolock
   ...
}
{
   osx_1080_loader_false_positive_4
   Memcheck:Leak
   ...
   fun:_objc_fetch_pthread_data
   fun:_ZL27_fetchInitializingClassLista
   fun:_class_initialize
   fun:_class_initialize
   fun:_class_initialize
   fun:_class_initialize
   fun:prepareForMethodLookup
   fun:lookUpMethod
   fun:objc_msgSend
   fun:_libxpc_initializer
   fun:libSystem_initializer
}