No soportado por BFA. Proba el docker que tiene solc.

bin/installsolc.sh

-#!/bin/bash
-
-trap "exit 1" ERR
-set -x
-
-source ${BFAHOME}/lib/versions
-
-test -d ~/new || mkdir ~/new
-cd ~/new
-if [ -d "solidity" ]
-then
-    cd solidity
-    git checkout develop
-    git pull
-else
-    git clone --recursive https://github.com/ethereum/solidity.git
-    cd solidity
-fi
-git checkout ${solidity_tag}
-
-scripts/install_deps.sh 
-
-mkdir -p build 
-cd build
-cmake .. -DUSE_Z3=OFF
-make solc
-install --owner=bfa --target-directory=$( echo ~bfa )/bin solc/solc