Contains many upstream bug fixes and security fixes which can be mined from u144-u172 release notes here: http://www.oracle.com/technetwork/java/javase/8u-relnotes-2225394.html - Many patches for clang 6.0 were already resolved upstream through the use of -std=gnu++98 - Includes alternate fix for memTracker placement new on read-only memory committed upstream - Includes upstream fix for unsafe.o SIGSEGV reported by Mike Belopuhov