# {,eis64+}{gcc9{,-cpp,-d,-fortran,-go,-objc,-obj-cpp,-dev},cpp9,libstdcpp6-gcc9-dev}
gcc9
gcc9-cpp
gcc9-d
gcc9-fortran
gcc9-go
gcc9-obj-cpp
gcc9-objc
gcc9-dev
libstdcpp6-gcc9-dev
cpp9