Compiling memcached gem on Snow Leopard

For production at Blip we’ve recently switched from memcache-client to Evan Weaver’s memcached gem (performance!). Compiling it on Snow Leopard for development requires ARCHFLASH to be set to -arch x86_64.

To fix this just uninstall and reinstall memcached:

sudo gem uninstall memcached
sudo env ARCHFLAGS="-arch x86_64" gem install memcached<

And you’re done!