gdb is the acronym for GNU Debugger. This tool helps to debug the programs written in C, C++, Ada, Fortran, etc. The console can be opened using the gdb command on terminal.

What is GDB used for?

Gdb is a debugger for C (and C++). It allows you to do things like run the program up to a certain point then stop and print out the values of certain variables at that point, or step through the program one line at a time and print out the values of each variable after executing each line.

Is GDB part of Linux?

Linux includes gdb — the versatile GNU debugger with a command-line interface. Like any debugger, gdb lets you perform typical debugging tasks, such as the following: Set a breakpoint so that the program stops at a specified line. Watch the values of variables in the program.