Use -O not -O3: reduces ccan/tdb test time from 24 to 18 seconds.
[ccan] / ccan / crc / crc.h
2009-06-07 Rusty Russell64-bit CRC code.
2009-02-17 Rusty RussellAdded Castagnoli CRC routines, expand interface.
2009-02-14 Rusty RussellCRC module.