sandeep soni <saintiwara@xxxxxxxxx> writes: > given a program,say readelf.c, how can i,with the help of gcc,find the > cfg and dfg for this program?.. I don't know of any easy way to do this. You can't extract them in any programmable way, unless you write a plugin. You can look in the dump files, but they are difficult to parse and will change as gcc changes. Ian