tce-load -i python-dev

cd krb5-1.12.1

cd src

CC="gcc -flto -fuse-linker-plugin -mtune=generic -O2 -pipe -Wno-error-maybe-unitialised" CXX="g++ -flto -fuse-linker-plugin -mtune=generic -O2 -pipe -fno-exceptions -fno-rtti"  ./configure --prefix=/usr/local --disable-static

make
sudo make install

-Os gives this error:

packet.c: In function 'krad_packet_new_request':
packet.c:270:5: error: 'id' may be used uninitialized in this function [-Werror=maybe-uninitialized]
cc1: some warnings being treated as errors
make[2]: *** [packet.so] Error 1
make[2]: Leaving directory `/usr/src/krb5-1.12.1/src/lib/krad'
make[1]: *** [all-recurse] Error 1
make[1]: Leaving directory `/usr/src/krb5-1.12.1/src/lib'
make: *** [all-recurse] Error 1