libclass-c3-perl software package provides pragma for using the C3 method resolution order, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libclass-c3-perl
libclass-c3-perl is installed in your system.
Make ensure the libclass-c3-perl package were installed using the commands given below,
$ sudo dpkg-query -l | grep libclass-c3-perl *
You will get with libclass-c3-perl package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Perl |
| Package | libclass-c3-perl |
| Version | 0.25-1 |
| Description | pragma for using the C3 method resolution order |
| Sub Section | Perl |