File list of package g++-i686-linux-gnu in buster of architecture arm64
/usr/bin/i686-linux-gnu-g++ /usr/share/doc/g++-i686-linux-gnu /usr/share/lintian/overrides/g++-i686-linux-gnu
/usr/bin/i686-linux-gnu-g++ /usr/share/doc/g++-i686-linux-gnu /usr/share/lintian/overrides/g++-i686-linux-gnu