MacMini with OSX 10.9 (Intel Core i7-3720QM  2.6GHz (Turbo 3.6 GHz))

15.05
=====
Apple LLVM version 6.1.0 (clang-602.0.53) (based on LLVM 3.6.0svn)
15.05.9.7585 RTEA, MT, inlining_size = 8, full class checking):
538.480u 18.532s 9:17.41 99.9%	0+0k 7+6698io 165pf+0w

15.05.9.7585 non-RTEA, non-MT, inlining_size = 8, full class checking):
221.381u 17.325s 3:59.02 99.8%	0+0k 0+6259io 0pf+0w

14.05
=====
Apple LLVM version 5.0 (clang-500.2.79) (based on LLVM 3.3svn)

14.05.9.4713 RTEA, MT, inlining_size = 8, full class checking:
542.926u 18.233s 9:21.64 99.9%	0+0k 23+10173io 2pf+0w
545.788u 18.356s 9:24.17 99.9%	0+0k 0+9901io 0pf+0w

14.05.9.4713 non-RTEA, non-MT, inlining_size = 8, full class checking:
222.784u 18.100s 4:03.28 99.0%	0+0k 2+9328io 5pf+0w