Change the “Compiler for C/C++/Objective-C” from “Apple LLVM compiler 3.0″ back to “LLVM GCC 4.2″ the error disappears. (but that’s not the preferred iOS 5 setting)
Change the “Compiler for C/C++/Objective-C” from “Apple LLVM compiler 3.0″ back to “LLVM GCC 4.2″ the error disappears. (but that’s not the preferred iOS 5 setting)