when CFLAGS is not already set, AC_PROG_CC set CFLAGS to -g -O2 (or just -O2 if -g is not supported). Same for CXXFLAGS and AC_PROG_CXX (cf their documentation in the autoconf manual). regards Vincent Torri On Tue, 29 Nov 2005, David Fang wrote: > > When I use autoconf/automake tools to generate makefile for my package, the > > CXXFLAGS is always added "-O2" by tools, while I don't want to use for > > debuging. > > Is it possible to remove it from options of configure command or some other > > ways better than removing it manually everytime on Makefile? > > Hi, > > I think a combination of > > AM_CXXFLAGS = > > and > > configure CXXFLAGS="" > > will work. > Probably just the latter is enough. > I believe -g and -O2 are picked up by default by autoconf when nothing is > specified. > > David Fang > > > > _______________________________________________ Autoconf mailing list Autoconf@xxxxxxx http://lists.gnu.org/mailman/listinfo/autoconf