Comment 1 for bug 1348547

Seems to FTBFS on amd64 utopic:

#define HAVE_STDLIB_H 1
#define HAVE_STRING_H 1
#define HAVE_MEMORY_H 1
#define HAVE_STRINGS_H 1
#define HAVE_INTTYPES_H 1
#define HAVE_STDINT_H 1
#define HAVE_UNISTD_H 1
#define HAVE_ERRNO_H 1
#define LTDL_SHLIB_EXT ".so"

configure: exit 1
cat: tools/polly/config.log: No such file or directory
debian/rules:140: recipe for target 'override_dh_auto_configure' failed
make[1]: *** [override_dh_auto_configure] Error 1
make[1]: Leaving directory '/tmp/buildd/llvm-toolchain-3.5-3.5~+rc1'
debian/rules:129: recipe for target 'build' failed
make: *** [build] Error 2
dpkg-buildpackage: error: debian/rules build gave error exit status 2
E: Failed autobuilding of package
I: unmounting dev/pts filesystem
I: unmounting run/shm filesystem
I: unmounting proc filesystem