[MacPorts] #65529: libgcc9 upgrade fails

[MacPorts]

#65529: libgcc9 upgrade fails
---------------------+---------------------
 Reporter:  dershow  |      Owner:  (none)
     Type:  defect   |     Status:  new
 Priority:  Normal   |  Milestone:
Component:  ports    |    Version:
 Keywords:           |       Port:  libgcc9
---------------------+---------------------
 I have libgcc9 9.5.0_1 installed and tried to upgrade to 9.5.0_2 and it
 fails with this error:

 {{{
 --->  Fetching distfiles for libgcc9
 Error: gcc9 9.5.0 is not supported on Darwin 20 i386
 Error: Failed to fetch libgcc9: incompatible macOS version
 Error: See
 /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_lang_gcc9/libgcc9/main.log
 for details.

 }}}

 log file is attached.

-- 
Ticket URL: <https://trac.macports.org/ticket/65529>
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