On 2010-01-11 at 22:24:18 [+0100], François Revol <revol@xxxxxxx> wrote: > > Author: bonefish > > Date: 2010-01-11 22:12:37 +0100 (Mon, 11 Jan 2010) > > New Revision: 35017 > > Changeset: http://dev.haiku-os.org/changeset/35017/haiku > > > > Modified: > > haiku/trunk/build/jam/BuildSetup > > Log: > > Tell gcc to produce code for Pentium at least. Doesn't seem to make > > any > > difference performancewise though. > > You might want to try with -mtune as well... -march=pentium implies -mtune=pentium and I don't see anything else obviously presenting itself. CU, Ingo