Deploying to iOS 3.0 while building for 6.0 will generate armv7-only

Deploying to iOS 3.0 while building for 6.0 will generate armv7-only

怎么让它可以生成 arm64 的程序?

在makefile 里面加上 ARCHS = armv7 armv7s arm64 就不会有这个提示了。