[Bug c++/94493] FreeBSD-ports lang/gcc9 (9.3.0) on FreeBSD 13 crash if building ftp/filezilla

[gcc-bugs at opsec dot eu]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94493

--- Comment #2 from Kurt Jaeger <gcc-bugs at opsec dot eu> ---
An attempt to produce a reduced test case failed.

Even commenting the first line of of the first include in engine_context.cpp
cause a crash.

FreeBSD version:
FreeBSD fc.opsec.eu 13.0-CURRENT FreeBSD 13.0-CURRENT #1 r359631M: Sun Apr  5
01:05:13 CEST 2020     pi@fc.opsec.eu:/usr/obj/usr/src/amd64.amd64/sys/GENERIC 
amd64