liblldb-3.4-dev software package provides Next generation, high-performance debugger - Header files, 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 liblldb-3.4-dev
liblldb-3.4-dev is installed in your system.
Make ensure the liblldb-3.4-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep liblldb-3.4-dev *
You will get with liblldb-3.4-dev package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Library development |
| Package | liblldb-3.4-dev |
| Version | 1:3.4.2-13 |
| Description | Next generation, high-performance debugger - Header files |
| Sub Section | Libdevel |