Adding ProjectName-Prefix.pch file in Xcode project.
From Xcode 6 onwards , when we create new project xcode will not create ProjectName-Prefix.pch file.
Steps to add this .pch file
1.Goto your project and create pch file using below steps.
2. Select File --> New --> File -->iOS -->Other --> PCH File. name the pch file whatever you want.
3. Next select your project target --> Build Settings,set Precompile Prefix Header flag to YES
and set Prefix Header path to $(SRCROOT)/yourfilename.pch.
NOTE : Filename.pch file path is same as ProjectName.xcodeProj path.
NOTE : Filename.pch file path is same as ProjectName.xcodeProj path.