CPPX is a free, open source fact extractor for C++. It is build on top of GNU g++, and produces a graph according to the Datrix fact model, in either GXL, TA, or VCG format.
http://swag.uwaterloo.ca/~cppx/CategorySystem
Revision: r1.1 - 21 Oct 2002 - 19:47 - HolgerKienle