http://stackoverflow.com/questions/6646052/how-can-i-disable-arc-for-a-single-file-in-a-project
Disable ARC on MULTIPLE files:
- Select desired files at Target/Build Phases/Compile Sources in Xcode
- PRESS ENTER
- Type -fno-objc-arc
- Press Enter or Done
本文介绍如何在Xcode中为多个文件禁用ARC(自动引用计数)。具体步骤包括:选择目标文件,在Build Phases的Compile Sources中进行设置,并输入-fno-objc-arc。
http://stackoverflow.com/questions/6646052/how-can-i-disable-arc-for-a-single-file-in-a-project
Disable ARC on MULTIPLE files:

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