Some swift source file has been compiled more than 50 times, every time take 599ms, so it takes 50 * 599ms.
Why is this？ And how can I optimize it?
Here is some logs:
Through this tool (BuildTimeAnalyzer-for-Xcode), I got this result:
And I got the same result with Xcode build log file:
There should be another image, but I got the error "Sorry, new users can only put one image in a post." when submit. But it not affect anything.
The project was consist of 1200 swift files and 400 OC files, some third part library is orgnized by cocoapods.
Total compilation time：4m 38s
MacBook Pro (Retina, 15-inch, Mid 2015)
2.2 GHz Intel Core i7
16 GB 1600 MHz DDR3