(In reply to MC Return from comment #12)
> I set those env vars, but the result was exactly the same - sanctuary
> crashed the machine after a few seconds running, but it showed these errors
> after changing screens to console mode:

Thanks, but as I said, we need to see the corresponding terminal / log output
from Sanctuary.

(In reply to MC Return from comment #13)
> Nope --enable-32-bit is no longer recognized and I could not find any
> instructions on how to ensure a 32bit build...
> What flags do I need to add to ./autogen.sh or what needs to be done to to
> get that accomplished ?

I use:

--host=i386-linux-gnu --with-llvm-prefix=[path to 32-bit llvm directory]
'CC=gcc -m32' 'CXX=g++ -m32'