libupnp fails to build as universal on Leopard: -E, -S, -save-temps and -M options are not allowed with multiple -arch flags

[barracuda156]

gcc-4.2: -E, -S, -save-temps and -M options are not allowed with multiple -arch flags
gcc-4.2: -E, -S, -save-temps and -M options are not allowed with multiple -arch flags
make[2]: *** [ixml/CMakeFiles/ixml_shared.dir/src/attr.c.o] Error 1
make[2]: *** Waiting for unfinished jobs....
make[2]: *** [ixml/CMakeFiles/ixml_static.dir/src/attr.c.o] Error 1
make[2]: *** Waiting for unfinished jobs....
gcc-4.2: -E, -S, -save-temps and -M options are not allowed with multiple -arch flags
make[2]: *** [ixml/CMakeFiles/ixml_shared.dir/src/document.c.o] Error 1
make[2]: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_devel_libupnp/libupnp/work/build'
make[1]: *** [ixml/CMakeFiles/ixml_shared.dir/all] Error 2
make[1]: *** Waiting for unfinished jobs....
gcc-4.2: -E, -S, -save-temps and -M options are not allowed with multiple -arch flags
make[2]: *** [ixml/CMakeFiles/ixml_static.dir/src/document.c.o] Error 1
[  3%] Building C object ixml/CMakeFiles/ixml_static.dir/src/element.c.o
cd /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_devel_libupnp/libupnp/work/build/ixml && /usr/bin/gcc-4.2 -DNDEBUG -DUPNP_STATIC_LIB -I/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_devel_libupnp/libupnp/work/build -I/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_devel_libupnp/libupnp/work/libupnp-1.14.12/ixml/inc -I/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_devel_libupnp/libupnp/work/libupnp-1.14.12/ixml/src/inc -I/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_devel_libupnp/libupnp/work/libupnp-1.14.12/upnp/inc -pipe -Os -DNDEBUG -I/opt/local/include -arch ppc -arch ppc64 -mmacosx-version-min=10.5 -MD -MT ixml/CMakeFiles/ixml_static.dir/src/element.c.o -MF CMakeFiles/ixml_static.dir/src/element.c.o.d -o CMakeFiles/ixml_static.dir/src/element.c.o -c /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_devel_libupnp/libupnp/work/libupnp-1.14.12/ixml/src/element.c
gcc-4.2: -E, -S, -save-temps and -M options are not allowed with multiple -arch flags
make[2]: *** [ixml/CMakeFiles/ixml_static.dir/src/element.c.o] Error 1
make[2]: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_devel_libupnp/libupnp/work/build'
make[1]: *** [ixml/CMakeFiles/ixml_static.dir/all] Error 2
make[1]: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_devel_libupnp/libupnp/work/build'
make: *** [all] Error 2
make: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_devel_libupnp/libupnp/work/build'
Command failed:  cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_devel_libupnp/libupnp/work/build" && /usr/bin/make -j4 -w all VERBOSE=ON 
Exit code: 2
Error: Failed to build libupnp: command execution failed
Error: See /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_devel_libupnp/libupnp/main.log for details.
Error: Follow https://guide.macports.org/#project.tickets if you believe there
is a bug.
Error: Processing of port libupnp failed

[ryandesign (Ryan Carsten Schmidt)]

Try using the muniversal portgroup.