echo $ac_n "checking compiler flags""... $ac_c" 1>&6
if test "$optimize" = "yes" ; then
CFLAGS=`echo $CFLAGS | sed 's/-g//g'`
CFLAGS=`echo $CFLAGS | sed -E 's/(-g?[0-9]|-g)//g'`
case $CFLAGS in
*"-O"*)
;;
AC_MSG_CHECKING([compiler flags])