lib64itm1-dbg software package provides GNU Transactional Memory Library (64bit 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 lib64itm1-dbg
lib64itm1-dbg is installed in your system.
Make ensure the lib64itm1-dbg package were installed using the commands given below,
$ sudo dpkg-query -l | grep lib64itm1-dbg *
You will get with lib64itm1-dbg package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Debug packages |
| Package | lib64itm1-dbg |
| Version | 4.8.4-2ubuntu1~14.04.3 |
| Description | GNU Transactional Memory Library (64bit debug symbols) |
| Sub Section | debug |