cd /usr/src
wget http://downloads.sourceforge.net/project/sdcc/sdcc/3.3.0/sdcc-src-3.3.0.tar.bz2
tar jxvf sdcc-src-3.3.0.tar.bz2
cd sdcc-3.3.0
./configure --prefix=/usr/local --enable-libgc
make 
make install

cd /usr/src
svn checkout svn://svn.code.sf.net/p/sdcc/code/trunk sdcc-svn
cd sdcc-svn/sdcc
./configure --prefix=/usr/local --enable-libgc
make 
make install
sdcc -v
SDCC : mcs51/z80/z180/r2k/r3ka/gbz80/tlcs90/ds390/pic16/pic14/TININative/ds400/hc08/s08/stm8 3.4.0 #8964 (Mar 30 2014) (Linux)
published under GNU General Public License (GPL)

cd /usr/src/sdcc-svn
svn update
cd sdcc
find . -name "*.o" -delete
./configure --prefix=/usr/local --enable-libgc
make
make install
sdcc -v
SDCC : mcs51/z80/z180/r2k/r3ka/gbz80/tlcs90/ds390/pic16/pic14/TININative/ds400/hc08/s08/stm8 3.4.2 #9157 (Jan 10 2015) (Linux)
published under GNU General Public License (GPL)

gputils

Raspbian

Choose one the above methods, release, SVN, or SVN update.

NFS

cd /embedded/raspbian/usr/src/gputils-svn/gputils
make install
cd /embedded/raspbian/usr/src/sdcc-svn/sdcc
ln -sf /embedded/raspbian/usr/src/sdcc-svn/ /usr/src/
make install

Install

When installation ends add sdcc to the PATH in the dialog box (default).