> set the -no-g++-exceptions flag when building qt already being done > and set the folowing options for all qt and kde: > -03 > -mpentiumpro (or -march=pentiumpro for ppro only objs)
the configure script finds the best settings for building based on what KDE recommends. > the exceptions optimization literally reduces the size of > everyting related to qt by several megs a piece with no > detriemntal effects. -03 is important because it > turns on inlining, which is a big win for C++ code with > lots of tiny functions. And optimizing for modern chips should > be standard for anyone. These changes sped up my KDE load time > by 50%, and made the whole thing feel much "snappier" and > smoother. Don't let KDE2 get a rep for slowness just because > you used lousy compiler options. (and yes, I posted something > similar to the kde2.0 article, but I'm going to repeat it until > the packagers get it right) > > Is he right? Could I help my machine by doing own builds for some specific > packages? Which ones? (I doubt that -mpentiumpro will help me on my > Pentium MMX, though.) the exceptions bit is very well known. As for the -O3... KDE has it set to use -O2 by default. I've always gone with default unless someone upstream recommends something else. I've found this to always be the best thing to do. Ivan -- ---------------- Ivan E. Moore II [EMAIL PROTECTED] http://snowcrash.tdyc.com GPG KeyID=90BCE0DD GPG Fingerprint=F2FC 69FD 0DA0 4FB8 225E 27B6 7645 8141 90BC E0DD
