1 o Major bugfixes (security):
2 - Downgrade the "-ftrapv" option from "always on" to "only on when
3 --enable-expensive-hardening is provided." This hardening option, like
4 others, can turn survivable bugs into crashes--and having it on by
5 default made a (relatively harmless) integer overflow bug into a
6 denial-of-service bug. Fixes bug 21278 (TROVE-2017-001); bugfix on