Eric,
it would be a great help if you could do some debugging. I have
drafted an illustrated howto here for "ddd", the graphical frontend
to gdb:
http://grass.gdf-hannover.de/twiki/bin/view/GRASS/GrassDebugging#Using_DDD_gdb_graphical_frontend
Maybe you can give it a try, at least to figure out where is crashes?
thanks
Markus
PS: I tried the file, it killed my Xserver in QGIS - wow
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