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

Just add this flag

-Wno-unused-private-field

under ZXingWidget target -> Build Settings -> Other Warning Flags. Click the + button and paste the flag, clean and build again.

How to set compiler flags

(No need to remove any other flag, just ignore unused private field warning)

ios xcode ios-simulator zxing xcode4.6

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

enter image description here

ios xcode ios-simulator zxing xcode4.6

They have the project set up to treat warnings as errors. Turn off that setting and it should compile, so you can at least run the sample code.

Also tell them so they can fix the warnings.

CodeHunter