summon-asan.sh

# this doesn't work with 3.6
# also the homebrew formula won't work, missing the dylib

wget http://llvm.org/releases/3.5.0/llvm-3.5.0.src.tar.xz
wget http://llvm.org/releases/3.5.0/cfe-3.5.0.src.tar.xz
wget http://llvm.org/releases/3.5.0/compiler-rt-3.5.0.src.tar.xz
tar xvf llvm-3.5.0.src.tar.xz
cd llvm-3.5.0.src/tools
tar xvf ../../cfe-3.5.0.src.tar.xz
mv cfe-3.5.0.src clang
cd ..
cd projects
tar xvf ../../compiler-rt-3.5.0.src.tar.xz
mv compiler-rt-3.5.0.src/ compiler-rt
cd ..
./configure --enable-optimized --prefix=/usr/local
make -j4
make install

savagely replacing gcc

ln -s /usr/local/bin/clang ~/bin/gcc
PATH=~/bin:$PATH ./foo