Ahhhh, why does Apple forum's reply comment board not support Markdown syntax. The mess of layout.... I just wanna enter new line....

I am the person who ask this question, today it just fixed (about 5 seconds to launch Application), after I upgrade to Xcode13.0, emmmmmm, have nothing to say, for my view, it's just a BUG of Xcode12. Ps: when I use Xcode12, I doubt that whether my cmake-projects have loop-target-link,so I check and make sure there's not loop-link. Dyld3 takes so long time ,it's just the bug of Xcode12.