GDB has both traditional short options and GNU-style long options. Long options may start with either one or two hyphens. The command-line options are as follows.
--args
Pass on arguments after executable to the program being debugged.
--async, --noasync
Enable/disable the asynchronous version of the command-line interface.
-b baudrate, --baud baudrate
Set the serial port baud rate used for remote debugging.
--batch
Process options and then exit.
--cd dir
Change current directory to dir.
-c file, --core file
Analyze the core dump file.
-d dir, --directory dir
Search for source files in dir.
-e file, --exec file
Use file as the executable.
-f, --fullname
Output information used by the Emacs-GDB interface.
--help
Print a usage and option summary and then exit.
--interpreter interp
Select a specific interpreter/user interface. The command-line interface is the default, although there are other interfaces for use by frontend programs.
-n, --nx
Do not read the .gdbinit file.
-nw, --nowindows
Force the use of the command-line interface, even if a windows interface is available.
-p pidnum, -c pidnum, --pid pidnum
Attach to running process pidnum.
-q, --quiet, --silent
Do not print the version number on startup.
-r, --readnow
Fully read symbol files on first access.
-s file, --symbols file
Read symbols from file.
--se file
Use file for both the symbol file and the executable file.
--statistics
Print statistics about CPU time and memory usage after each command finishes.
-t device, --tty device
Use device for input/output by the program being debugged.
--tui
Use the Terminal User Interface (TUI).
-x file, --command file
Execute GDB commands from file.
--version
Print version information and then exit.
-w, --windows
Force the use of a window interface if there is one.
--write
Allow writing into the executable and core files.
