I added to my pod file
pod \'google-plus-ios-sdk\', \'1.4.1\'
I did a
pod update
I imported
In my experience linker errors typically don't lead to a "one solution fits all", but I was able to solve this problem myself by adding ${inherited}
to Other Linker Flags
in Build Settings (Project Target).
Perhaps, by not having this tag, I wasn't inheriting some of the static libraries that were required by GPPSignIn
.
Cheers!