ios - Invalid token at start of a preprocessor expression in CoreFoundation -


i'm having following issue last 2 days. whenever try build 1 specific app, keep getting errors in of corefoundation classes. specific in classes 1 of macros target_os_iphone or target_os_embedded used. don't know source of problem, happy help...

errors preprocessor

i using llvm compiler, xcode 4.6.2.

is known issue, because couldn't find when searching?

edit: happened after cleaned derived data.

solved: reasons unknown me error kept appearing. after building new clean project , adding files it, compiled without issues! very, very, strange...

additional info: had fact folder clone of repository , messed guess. after created new clean project , worked out fine, placed in folder , started showing nasty errors again. had folder it's in...


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