Internally generated dependencies segfault when built by beehive (but not from rpmbuild) for redhat-artwork-0.49-3 when built with debug-subpackage turned on. Hmm, smells like uninitialized pointer not getting filled in if AutoReq: 0 is specified.
This no longer segfaults if built with internal dependencies] using rpm-4.2-0.40, assuming fixed (since I can't reproduce).