I just install the Xcode 7.3 version. I can\'t debug at all because it\'s crashing when I try to use a breakpoint while I\'m debugging. I tried removing Derive Data, Reboot
I set the "Enable Clang Module Debugging" in Build Setting to NO is still crashing.I find this answer while searching, and someone seems fixed this problem. Hope it helps, How to Empty Caches and Clean All Targets Xcode 4