libgl1-mesa-glx-dbg software package provides Debugging symbols for the Mesa GLX runtime, you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libgl1-mesa-glx-dbg
libgl1-mesa-glx-dbg is installed in your system.
Make ensure the libgl1-mesa-glx-dbg package were installed using the commands given below,
$ sudo dpkg-query -l | grep libgl1-mesa-glx-dbg *
You will get with libgl1-mesa-glx-dbg package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Debug packages |
| Package | libgl1-mesa-glx-dbg |
| Version | 10.3.2-1+deb8u1 |
| Description | Debugging symbols for the Mesa GLX runtime |
| Sub Section | Debug |