libgfortran3-dbg software package provides Runtime library for GNU Fortran applications (debug symbols), 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 libgfortran3-dbg
libgfortran3-dbg is installed in your system.
Make ensure the libgfortran3-dbg package were installed using the commands given below,
$ sudo dpkg-query -l | grep libgfortran3-dbg *
You will get with libgfortran3-dbg package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Debug packages |
| Package | libgfortran3-dbg |
| Version | 4.8.4-2ubuntu1~14.04.3 [amd64, |
| Description | Runtime library for GNU Fortran applications (debug symbols) |
| Sub Section | debug |