Build GCC on Mac OS X Lion

gcc.sh

#!/bin/sh

# 初期設定
WORK=$HOME/Builds/GCC
PREFIX=$HOME/local
export PATH="$PREFIX/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin"

# ソースコードのダウンロード
if [ ! -d $WORK/src ] ; then
    mkdir src
fi
cd $WORK/src
curl -O ftp://gcc.gnu.org/pub/gcc/releases/gcc-4.6.3/gcc-4.6.3.tar.bz2
#curl -O ftp://gcc.gnu.org/pub/gdb/releases/gdb-7.3.1.tar.bz2

# ソースコードの展開
cd $WORK
tar xjf src/gcc-*
cd gcc-*
mkdir build

# GCC
## Prerequisites for GCC
## http://gcc.gnu.org/install/prerequisites.html
## Installing GCC: Configuration
## http://gcc.gnu.org/install/configure.html
cd $WORK/gcc-*/build
../configure\
    --with-pkgversion='henry - GCC 4.6.3'\
    --prefix=$PREFIX/gcc-4.6.3\
    --with-local-prefix=$PREFIX/gcc-4.6.3\
    --disable-debug\
    --disable-multilib\
    --enable-threads\
    --enable-languages=c,c++,objc,obj-c++\
    --enable-stage1-checking\
    --disable-nls\
    --enable-lto\
    --with-system-zlib\
    --with-gmp=$PREFIX\
    --with-mpfr=$PREFIX\
    --with-mpc=$PREFIX\
    --enable-fully-dynamic-string
make clean && make bootstrap -j4 && make install-strip
cd $WORK
rm -fr gcc-*

# GDB
## gdb requires special privileges to access Mach ports.
## You will need to codesign the binary. For instructions, see:
## http://sourceware.org/gdb/wiki/BuildingOnDarwin
#../gdb-7.3.1/configure\
#    --with-pkgversion='henry - GDB 7.3.1'\
#    --prefix=$HOME/local/gcc-4.6.2\
#    --with-local-prefix=$HOME/local/gcc-4.6.2\
#    --disable-debug

Update for gcc-4.6.3