I'm running Ubuntu 6.10, and penumbrademo.bin fails with SIGFPE.
Here is the output of gdb :
(gdb) run
Starting program: /home/thib/local/PenumbraDemo/penumbrademo.bin
(no debugging symbols found)
(no debugging symbols found)
Program received signal SIGFPE, Arithmetic exception.
0xb7f088b6 in _dl_rtld_di_serinfo () from /lib/ld-linux.so.2
(gdb) bt
#0 0xb7f088b6 in _dl_rtld_di_serinfo () from /lib/ld-linux.so.2
#1 0xb7f08c47 in _dl_rtld_di_serinfo () from /lib/ld-linux.so.2
#2 0xb7f0a291 in _dl_rtld_di_serinfo () from /lib/ld-linux.so.2
#3 0xb7f04138 in ?? () from /lib/ld-linux.so.2
#4 0xb6ec7780 in ?? ()
#5 0xb6ec7928 in ?? ()
#6 0x00000001 in ?? ()
#7 0x00000000 in ?? ()
By the way, I had trouble to register onto this forum ( your SMTP server is probably refused by free.fr ), please delete Thib and ThibG