Funny

Yes, I did exactly what you did (except I'm using gcc-4.6), and ran into 0 MHash/sec as I sad
The bug fixed, please redownload sources.
Thank you very much! I increased my Mhash/s 3 times compared to jgarzik miner!
Unfortunately my blocks seems not being accepted by deepbit.net

3.12 MHash/s Result FOUND: %2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%2.2I64X%12.05.2011 00:42:57 Not accepted.2I64X%2.2I64X
.......
Processed: 90803 Mhash, 28363s with average Rate: 3.2 MHash/s
Accepted: 0, average: 0 shares/min
Confirmed ... 50%+ gain on my test Intel M 1.86 processor .. ubuntu Nauthy..... but no accepted share at all .. mining at