On Thu, Mar 08, 2001 at 12:33:28PM -0800, Peter Jay Salzman wrote: > i've always compiled my c++ with -O3. i just looked through man and info > g++ and found that they only mention "-O", with no level of optimization. > > does g++ really not recognize levels of optimization? on one hand, no > mention is made of this. > > on the other hand, g++ doesn't seem to complain about "-O3". > > what's the scoop? > > p My g++ manpage points out that it is listing only the C++-related subset of features for gcc (since g++ just calls gcc), and since gcc supports -O<level>, it would seem g++ must also. Micah
