gcc10 10.3.0 fail to compile on Lion 10.7.5

[YesNo801]

gcc10 fail to build in Lion 10.7.5

info:build /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_lang_gcc10/gcc10/work/gcc-10.3.0/libgcc/libgcc2.c: In function 'mulxc3': :info:build /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_lang_gcc10/gcc10/work/gcc-10.3.0/libgcc/libgcc2.c:1989:10: internal compiler error: Illegal

instruction: 4

:info:build 1989 | if (isinf (a)

isinf (b))

:info:build | ^{:info:build libbacktrace could not find executable to open :info:build Please submit a full bug report, :info:build with preprocessed source if appropriate. :info:build See <​https://trac.macports.org/newticket> for instructions. :info:build make[3]: * [_mulxc3_s.o] Error 1 :info:build make[3]: * Waiting for unfinished jobs.... :info:build make[3]: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_lang_gcc10/gcc10/work/build/x86_64-apple-darwin11/libgcc' :info:build make[2]: * [all-stage1-target-libgcc] Error 2 :info:build make[2]: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_lang_gcc10/gcc10/work/build' :info:build make[1]: * [stage1-bubble] Error 2 :info:build make[1]: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_lang_gcc10/gcc10/work/build' :info:build make: * [bootstrap-lean] Error 2}