Compiling PARI from the GIT repository
GP2C compilation
./configure --prefix=$PWD/../GPDIR \
--with-paricfg=../GPDIR/lib/pari/pari.cfg \
--with-paricfg.dbg=../GPDIR.dbg/lib/pari/pari.cfg
make check
make install
cd ..
GPDIR/bin/gp2c -v