Script to intall llvm and clang on giant-panda.

llvm-3.3-intall.sh

wget -nc http://llvm.org/releases/3.3/cfe-3.3.src.tar.gz
wget -nc http://llvm.org/releases/3.3/llvm-3.3.src.tar.gz
rm -rf llvm
mkdir -p llvm
tar xfz llvm-3.3.src.tar.gz -C llvm --strip-components=1
mkdir -p llvm/tools/clang
tar xfz cfe-3.3.src.tar.gz -C llvm/tools/clang --strip-components=1

mkdir -p build
cd build
CC=gcc CXX=g++ ../llvm/configure \
  --enable-optimizations \
  --disable-asserts \
  --enable-shared
make -j12