Mark devel/memleax LLD_UNSAFE same as devel/libunwind
/usr/bin/ld: error: cannot preempt symbol: _Ux86_64_create_addr_space
defined in /usr/local/lib/libunwind-x86_64.so
referenced by tmp.c/tmp/tmp-e91e1b.o:(main)
PR: 226994
Submitted by: emaste