Install libgnatvsn8-dbg by entering the following commands in the terminal:
sudo apt update sudo apt install libgnatvsn8-dbg
Description:
GNU Ada compiler selected components (debugging symbols)
GNAT is a compiler for the Ada programming language. It produces optimized code on platforms supported by the GNU Compiler Collection (GCC). . The libgnatvsn library exports selected GNAT components for use in other packages, most notably ASIS tools. It is licensed under the GNAT-Modified GPL, allowing to link proprietary programs with it. . This package contains the debugging symbols.
Homepage: http://gcc.gnu.org/
Version: 8-20180414-1ubuntu2
Section: universe/debug