lib64gcc1-dbg-mipsel-cross software package provides GCC support library (debug symbols), you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install lib64gcc1-dbg-mipsel-cross
lib64gcc1-dbg-mipsel-cross is installed in your system.
Make ensure the lib64gcc1-dbg-mipsel-cross package were installed using the commands given below,
$ sudo dpkg-query -l | grep lib64gcc1-dbg-mipsel-cross *
You will get with lib64gcc1-dbg-mipsel-cross package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Debug packages |
| Package | lib64gcc1-dbg-mipsel-cross |
| Version | 1:5.3.1-14ubuntu2cross1 |
| Description | GCC support library (debug symbols) |
| Sub Section | debug |