One minor note, you will need to update doc/invoke.texi to document the new switch before checkin: -ftree-reassoc-width=<n>
-- Michael Meissner, IBM 5 Technology Place Drive, M/S 2757, Westford, MA 01886-3141, USA meiss...@linux.vnet.ibm.com fax +1 (978) 399-6899
