Add missing semicolon.
Align values.
Upgrade project settings with Xcode 5.
Disable the unused functions warning.
Fix three static analyzer warnings.

Remove canBeCombined, and just check the combined pointer instead.
Change project architecture to 64-bit Intel so this works with both Xcode 4.6.2 and Xcode 5.

Xcode 4.6.2 default is NATIVE_ARCH, which seems to be 32-bit Intel.
Xcode 5 default is Standard Architectures (64-bit Intel).