Constraints.EqConstrSysFromGlobConstrSysTranslate a GlobConstrSys into a EqConstrSys
module S : Analyses.GlobConstrSystype v = Var2(S.LVar)(S.GVar).tmodule Var = Var2(S.LVar)(S.GVar)Variables must be hashable, comparable, etc.
module Dom = Lattice.Lift2(S.G)(S.D)(Printable.DefaultNames)Values must form a lattice.
val sys_change : (v -> d) -> v Analyses.sys_change_infoCompute incremental constraint system change from old solution.