$ sudo scons mongod mongo --disable-warnings-as-errors

scons: Reading SConscript files ...
. . .
IndexError: list index out of range:
File "/opt/local/mongodb/mongo-r3.2.0/SConstruct", line 2518:
env.SConscript('src/SConscript', variant_dir='$BUILD_DIR', duplicate=False)
File "/usr/lib/scons/SCons/Script/SConscript.py", line 551:
return _SConscript(self.fs, *files, **subst_kw)

etc...