Xcode 4.6 zXing compile error after Xcode update (4H127)

Question

Different projects using ZXing have error after last Xcode update:

Error messages are:

1. private field \'cached_y_\' is not used
2. Private field \

Answer 1

Here is a workaround to get it to compile. You have remove couple compile warning flags:

Select the xzing project, build settings, look for "Other Warning Flags" and remove -Werror and -Wno-unused-parameter