dyld: Library not loaded: @rpath/libswiftCore.dylib
  Referenced from: /private/var/mobile/Containers/Bundle/Application/LONGSERIALNUMBER/AppName.app/AppName
  Reason: no suitable image found.  Did find:
    /private/var/mobile/Containers/Bundle/Application/LONGSERIALNUMBER/AppName.app/Frameworks/libswiftCore.dylib: mmap() error 1 at
address=0x008A1000, size=0x001A4000 segment=__TEXT in Segment::map() mapping
/private/var/mobile/Containers/Bundle/Application/LONGSERIALNUMBER/APPLICATION_NAME/Frameworks/libswiftCore.dylib

解决方法：

先按下图修改设置，然后Clean一下项目，重新编译即可