replace_o2_flag

if [[ ${Configuration} == "debug" ]]; then
    echo -e "Current COMPILE_OPTS:
    $( grep '^COMPILE_OPTS.*' ${BUILD_DIR}/config.linux-with-shared-libraries) )"

    if [[ $(grep '^COMPILE_OPTS.*-O2' ${BUILD_DIR}/config.linux-with-shared-libraries) != "" ]]; then
        echo -e "FOUND WRONG FLAG; REPLACE"
        sed -i 's+-O2+-O0+g' ${BUILD_DIR}/config.linux-with-shared-libraries
    elif [[ $(grep '^COMPILE_OPTS.*-O0' ${BUILD_DIR}/config.linux-with-shared-libraries) ]]; then
        echo -e "FOUND CORRECT FLAG; DO NOTHING"
    else
        echo -e "ADD FLAG"
        sed -i 's+^COMPILE_OPTS\(.*\)+COMPILE_OPTS\1 -O0+g' ${BUILD_DIR}/config.linux-with-shared-libraries
    fi

    COMPILE_OPTS="$(grep '^COMPILE_OPTS.*-g$' ${BUILD_DIR}/config.linux-with-shared-libraries)"
    if [[ ${COMPILE_OPTS} == "" ]]; then
        echo -e "Adding debug flag into COMPILE_OPTS"
        sed -i 's+^COMPILE_OPTS\(.*\)+COMPILE_OPTS\1 -g+g' ${BUILD_DIR}/config.linux-with-shared-libraries
        echo -e $(grep '^COMPILE_OPTS.*-g$' ${BUILD_DIR}/config.linux-with-shared-libraries)
    fi
fi