I've converted all the GRC XML files to YML, and rebuilt the sample flowgraphs using GRC 3.8. Also, I added a missing file that was necessary for a 3.8 build to succeed (cmake/Modules/targetConfig.cmake.in). After these changes, the sample flow graphs appear to be working in GNU Radio 3.8.
I've converted all the GRC XML files to YML, and rebuilt the sample flowgraphs using GRC 3.8. Also, I added a missing file that was necessary for a 3.8 build to succeed (cmake/Modules/targetConfig.cmake.in). After these changes, the sample flow graphs appear to be working in GNU Radio 3.8.