Is there a way to disable -O3 builds ? I have a big (100k+ lines) extension module, and -O3 compile is, at best useless and terribly slow to build, and at worst gobbles up all memory and kills the compile. Simon. -- Simon Burton, B.Sc. Licensed PO Box 8066 ANU Canberra 2601 Australia Ph. 61 02 6249 6940 http://arrowtheory.com