**System Information**
Archlinux
GTX 460
**Blender Version**
Broken: d42c085
**Short description of error**
Shift clicking a node with hidden sockets will still connect those hidden sockets to the output node.
**Exact steps for others to reproduce the error**
1. Add a node with a lot of sockets (e.g. a texture coordinate node)
2. Press Ctrl H to hide the nodes sockets
3. Shift click the node. Hidden sockets will be connected.