The gearbox wasn't being dequeued, leading to repeating the first 64 bits of write data over and over
The count was incremented by 1 (byte) rather than by the width of the bram, leading to extra write requests for which there was no data leading to hang.
put back the checker
fix initialization for splice test
full max common subsequence O(mn) time and space
Merge branch 'master' of github.com:cambridgehackers/xbsv
debug checkpoint