TAGS:
iOS, programming, coredata, database, xcode, Optimization, level, external, local, defination, WMO
Introduction:
Whole Module Optimisation, Its something like improvements to the tools give you the more performance with little efforts. Whole Module Optimisation is new option introduce in Xcode 7 as it allows the swift optimiser to include all source files in a module for optimisation. Apple also recommend to use it for improving the completion time. A small test(source: Google.com) that do 1,00,000 iterations on 5th generation iPad touch gives these results.
Test Summary:
Optimisation Level: None
External definition: 0.128 seconds
Local definition: 0.119 seconds
Optimisation Level: Fast
External definition: 0.099 seconds
Local definition: 0.088 seconds
Optimisation Level: Fast,WMO
External definition: 0.088 seconds
Local definition: 0.088 seconds