DeprecatedEclass: version 1.9.8: uses deprecated eclass: llvm (migrate to llvm-r1.eclass)
  DeprecatedEclass: version 1.10.0-r1: uses deprecated eclass: llvm (migrate to llvm-r1.eclass)
  DeprecatedEclass: version 1.11.0: uses deprecated eclass: llvm (migrate to llvm-r1.eclass)
  DeadUrl: version 1.12.0: SRC_URI: HTTPSConnectionPool(host='downloads.sourceforge.net', port=443): Read timed out. (read timeout=5.0): https://downloads.sourceforge.net/doxygen/rel-1.12.0/doxygen-1.12.0.src.tar.gz