Unable to build on Mint 17 workstation (its based on ubuntu 14.04 distribution)

here is the script I use

export CC="/usr/bin/clang"
export CXX="/usr/bin/clang++"
scons -j$2 --dbg=on --opt=off --config=force --ssl --libc++ --allocator=system --sanitize=address CC=$CC CXX=$CXX VARIANT_DIR=$VARIANT_DIR $1

Failed for clang 3.4 and 3.6.