tests for clang
clang tests
first bug found!
factor emit code helper from example_queries
try installing gcc 4.7 in travis
automate test data import
sudo in travis?
fix generation check
fix interactive
yet another try
again
check g++ version
g++-4.7 not found package so check version
change version gcc
yup
try not -y
use clang since they have 3.3
travis does not support 2 languages
so cannot rely on compiler: clang
remove bug introduced earlier today
print out problems with the c++ exe run