I’ve floated back and forth between graphical IRC clients and terminal-based clients for a long time. However, I was sad to see that irssi wouldn’t build via MacPorts on OS X Lion. During the build, I saw quite a few errors from the compiler: -E, -S, -save-temps and -M options are not allowed with multiple -arch flags Sure enough, when I looked at the lines in the output, both x86_64 and i386 were passed to the compiler: