# simple check

gxx_version=`g++ -v 2>&1 | grep "^g.*version" | sed -e 's/^.*g.. version *//'`
echo "Seeing g++ version ${gxx_version}"

case ${gxx_version} in
    4.3.*|4.4.*|4.5.*)
           echo "You can enable support for the C++0x draft by setting the"
           echo "'RCPP_CXX0X' environment variable to 'yes' "
    ;;
esac