libunwind: enable only the native unwinder by default
commit76be71600358146060274ab69b308be1d00837c2
authoremaste <emaste@FreeBSD.org>
Fri, 8 Jul 2016 21:17:24 +0000 (8 21:17 +0000)
committeremaste <emaste@FreeBSD.org>
Fri, 8 Jul 2016 21:17:24 +0000 (8 21:17 +0000)
treeb909370f4f87c7d97cce91d38966dc8ea7b91109
parentdfa43888c6bc5be0afa400db0d800c09f1179d09
libunwind: enable only the native unwinder by default

This significantly reduces stack space requirements, and runtimes
require only native unwinding.

MFC after: 1 week
Sponsored by: The FreeBSD Foundation
gnu/lib/libgcc/Makefile