/usr/lib/mlton/sml/mlrisc-lib/flowgraph/ is in mlton-basis 20130715-3.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/mlton/sml/mlrisc-lib/flowgraph/as-pseudo-ops.sig
/usr/lib/mlton/sml/mlrisc-lib/flowgraph/buildFlowgraph.sml
/usr/lib/mlton/sml/mlrisc-lib/flowgraph/cfg-optimization.sig
/usr/lib/mlton/sml/mlrisc-lib/flowgraph/cfg.sig
/usr/lib/mlton/sml/mlrisc-lib/flowgraph/cfg.sml
/usr/lib/mlton/sml/mlrisc-lib/flowgraph/cfgCountCopies.sml
/usr/lib/mlton/sml/mlrisc-lib/flowgraph/cfgExpandCopies.sml
/usr/lib/mlton/sml/mlrisc-lib/flowgraph/cfgPeephole.sml
/usr/lib/mlton/sml/mlrisc-lib/flowgraph/cfgView.sig
/usr/lib/mlton/sml/mlrisc-lib/flowgraph/cfgView.sml
/usr/lib/mlton/sml/mlrisc-lib/flowgraph/client-pseudo-ops.sig
/usr/lib/mlton/sml/mlrisc-lib/flowgraph/darwin-pseudo-ops.sml
/usr/lib/mlton/sml/mlrisc-lib/flowgraph/gasPseudoOps.sml
/usr/lib/mlton/sml/mlrisc-lib/flowgraph/printFlowgraph.sml
/usr/lib/mlton/sml/mlrisc-lib/flowgraph/pseudo-ops-basis-typ.sml
/usr/lib/mlton/sml/mlrisc-lib/flowgraph/pseudo-ops-basis.sig
/usr/lib/mlton/sml/mlrisc-lib/flowgraph/pseudo-ops-big.sml
/usr/lib/mlton/sml/mlrisc-lib/flowgraph/pseudo-ops-endian.sig
/usr/lib/mlton/sml/mlrisc-lib/flowgraph/pseudo-ops-little.sml
/usr/lib/mlton/sml/mlrisc-lib/flowgraph/pseudo-ops.sig
/usr/lib/mlton/sml/mlrisc-lib/flowgraph/pseudo-ops.sml