gdb

The GNU Debugger. More information: https://www.gnu.org/software/gdb.

• Debug an executable:
  gdb {{executable}}
• Attach a process to gdb:
  gdb -p {{procID}}
• Debug with a core file:
  gdb -c {{core}} {{executable}}
• Execute given GDB commands upon start:
  gdb -ex "{{commands}}" {{executable}}
• Start gdb and pass arguments to the executable:
  gdb --args {{executable}} {{argument1}} {{argument2}}