On Tuesday 2013-01-08 13:23, Bernard Cafarelli wrote: >Regarding the optflags patch, is it possible to drop altogether the >hardcoded "-O3" in C/CXXFLAGS in the various configure.in? This would >remove the need for 4 autoreconf when using another optimization level Why would autoreconf be rerun if you use ./configure CFLAGS=-O2 CXXFLAGS=-O2?