This has been resubmitted a few times:
Most comments: https://news.ycombinator.com/item?id=1540567 (357 points, 1555 days ago, 60 comments)
Latest: https://news.ycombinator.com/item?id=6823768 (2 points, 329 days ago, 3 comments)
Also, it would be a good idea to add [2010] to the title because some of the optimizations may be available in the latest gcc version. (I'd like to read an update, or a year by year comparison.)