DeprecatedEclass: version 15.0.7: uses deprecated eclass: llvm (migrate to llvm-r1.eclass)
  RequiredUseDefaults: version 15.0.7: profile: 'default/linux/amd64/23.0' (296 total) failed REQUIRED_USE: exactly-one-of ( python_single_target_python3_10 python_single_target_python3_11 )
  DeprecatedEclass: version 16.0.6: uses deprecated eclass: llvm (migrate to llvm-r1.eclass)
  DeprecatedEclass: version 16.0.6-r1: uses deprecated eclass: llvm (migrate to llvm-r1.eclass)
  DeprecatedEclass: version 17.0.6: uses deprecated eclass: llvm (migrate to llvm-r1.eclass)