SAD Install memo
System: MacBook Air '11
$ uname -a
Darwin adzuki.local 11.4.2 Darwin Kernel Version 11.4.2: Wed May 30 20:13:51 PDT 2012; root:xnu-1699.31.2~1/RELEASE_X86_64 x86_64

OS: OSX 10.7.4 (Lion)

[0] Install Xcode, then execute Xcode and install "Command Line Tools" on "Downloads" tab by hand.

These packages are prepared to build SAD:
gcc-4.7.1
gmp-5.0.5
mpfr-3.1.1
mpc-0.9

[1] Build of gmp
$ ./configure --enable-cxx --infodir=/usr/local/share/info CC=gcc CXX=g++
$ make
$ make check
$ sudo make install

[2] Build of mpfr
$ ./configure --infodir=/usr/local/share/info CC=gcc CXX=g++
$ make
$ make check
$ sudo make install

[3] Build of mpc
$ ./configure
$ make
$ sudo make install

[4] Build of gcc
$ mkdir obj_gcc-4.7.1
$ cd obj_gcc-4.7.1
$ make-gcc.sh
4.7.1 <enter>
$ make bootstrap
$ sudo make install
$ sudo chown -R root:wheel /usr/local/lib/gcc-4.7.1

make-gcc.sh:

#!/bin/tcsh
set var =$<
echo gcc-${var}

../gcc-${var}/configure \
--enable-languages=c,c++,fortran \
--disable-nls \
--with-system-zlib \
--program-suffix=-${var} \
--infodir=/usr/local/share/info/gcc-${var} \
--mandir=/usr/local/share/man \
--libdir=/usr/local/lib/gcc-${var} \
--with-gxx-include-dir=/usr/local/include/c++/${var} \
--build=x86_64-apple-darwin11.4.2 \
CC=gcc CXX=g++

sad.conf:
# -- GNU Compiler Collection --
# Recommended GCC: 4.4.6 or later
COMPILER=GNU
USE_GCC=4.7.1
CC=gcc-4.7.1
FC=gfortran-4.7.1

## X11 setup
#
USE_X11=YES

## Tcl/Tk setup
#
USE_TCLTK=YES
##BUILD_TCLTK=YES
##USE_TCLTK_SHARED_LIBRARY=YES
##TCLTK_GUI_BACKEND=X11|AQUA
##TCLTK_FONT_SYSTEM=Xlib|Xft
TCLTK_VERSION=8.5.10

Bench mark test:


*********** summary of the bench mark
Function Test 1.5943020284175873
Optics Test1.9816958904266357
Tracking Test2.358720064163208
Matching Test.1295328140258789
Overall Score (smaller is faster): .08452153844492775

GNU Fortran (MacPorts gcc47 4.7.1_1) 4.7.1
gcc-mp-4.7 (MacPorts gcc47 4.7.1_1) 4.7.1