gdb-tutorial
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GDB - Tutorial
c
°Anurag (anurag@hbcse.tifr.res.in)
January 31, 2005
1 Starting and invoking gdb
1. Inserting debugging information inside the output executable files created
after compilation and to start debugging session.
$ gcc -o fact fact.c -g
$ gdb fact
2. Giving shell commands from within gdb
(gdb) shell clear
3. Set breakpoint at the function main()
(gdb) break main
4. Delete break point number 1
(gdb) delete 1
Note: Pressing enter with no command executes the previous command
2 Running and navigating in gdb
1. Run program to be debugged
(gdb) run
2. See where program stopped
(gdb) list
3. Execute next line of the program
(gdb) next (gdb) n
4. Step inside
(gdb) step
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