On Fri, 2004-02-20 at 01:12, David.Carter-Hitchin wrote: > How can I find out why -O[0123] fails? Is there a strategy I can follow > or doc I should read? Is there a "simple" way of debugging my way out of > this situation, or is there no alternative to inspecting the assembly? Profiling sounds like what you need. Look up the -gp option which switches the profile on and then gprof, there is also a kde program to support this. If you are on Intel Linux you might want to look up valgrind to trace whether there are any memory problems. -- Thanks KenF OpenOffice.org developer