Proguard configuration for Android Support v4 22.2.0

Question

After updating dependencies on Gradle Android build to use com.android.support:support-v4:22.2.0 from local Maven extras repository (within SDK), Proguard started t

Answer 1

The only solution is what you have mentioned, i.e -dontwarn android.support.v4.**. This is actually taken from the <path-to-android-sdk>/tools/proguard/proguard-android.txt, where it says:

# The support library contains references to newer platform versions.
# Don't warn about those in case this app is linking against an older
# platform version.  We know about them, and they are safe.
-dontwarn android.support.**

Answer 2

It is safe to set don't warn for the support library classes according to the Android team. You can do this via:

## Support library
-dontwarn android.support.**