Merge topic 'xcode-avoid-compile-flags-on-resources' 7b2359ac53 Xcode: don't set SKIP_PRECOMPILE_HEADERS when source has no language Acked-by: Kitware Robot <kwrobot@kitware.com> Acked-by: buildbot <buildbot@kitware.com> Acked-by: Cristian Adam <cristian.adam@gmail.com> Merge-request: !7562