Tips for compiling AssaultCube in Xcode:

1. For “assaultcube” scheme/target:
a) set “Release-Deployment” as configuration to build, in menu Product > Edit Scheme > Run > Build Configuration
b) set 32-bit architecture in menu Product > Destination
2. Build “assaultcube” scheme, in result the package assaultcube.dmg will be created in subfolder under /private/var/root/Library/Developer/Xcode/DerivedData/