19:51 John Baldwin (jhb) 

devel/freebsd-gcc9: Remove old GCC system toolchain

FreeBSD 13.0 and later can be compiled with devel/freebsd-gcc12
or devel/freebsd-gcc13 and GCC 9 is unsupported upstream.

PR:		269659
Reviewed by:	diizzy, brooks, emaste
Differential Revision:	https://reviews.freebsd.org/D43379

    4c019c2

21:18 jhb 

Update to GCC 9.3.0.

While here, switch i386 to assume a default architecture of "i686"
for FreeBSD 11+ to match clang.  This permits lldb to link without
needing libatomic.

Reviewed by:	emaste
Differential Revision:	https://reviews.freebsd.org/D26205