This port is unsupported upstream. Supported GCC versions are now 10, 11 and 12 and GCC 13 should be released soon. GCC_DEFAULT is now 12. The port should probably be deprecated and then removed, but is still required by sysutils/u-boot-utilite according to FreshPorts.
A commit in branch main references this bug: URL: https://cgit.FreeBSD.org/ports/commit/?id=2b7b7592b0e1d052eacba180881a449df7233445 commit 2b7b7592b0e1d052eacba180881a449df7233445 Author: Lorenzo Salvadore <salvadore@FreeBSD.org> AuthorDate: 2023-02-24 10:52:47 +0000 Commit: Lorenzo Salvadore <salvadore@FreeBSD.org> CommitDate: 2023-02-24 10:55:48 +0000 devel/arm-none-eabi-gcc492: Deprecate port Long time unsupported upstream. Its last dependency has been deprecated on 2023-02-24 with an expiration date of 2023-04-30 (see commit 5c35cbe93da05bd8243721adcfc1d9015be7eab6). Set expiration date for this port one month later. PR: 269660 devel/arm-none-eabi-gcc492/Makefile | 3 +++ 1 file changed, 3 insertions(+)