diff options
Diffstat (limited to 'theories/FSets/FMapInterface.v')
| -rw-r--r-- | theories/FSets/FMapInterface.v | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/theories/FSets/FMapInterface.v b/theories/FSets/FMapInterface.v index 1e475887..ebdc9c57 100644 --- a/theories/FSets/FMapInterface.v +++ b/theories/FSets/FMapInterface.v @@ -6,7 +6,7 @@ (* * GNU Lesser General Public License Version 2.1 *) (***********************************************************************) -(* $Id: FMapInterface.v 10616 2008-03-04 17:33:35Z letouzey $ *) +(* $Id: FMapInterface.v 11699 2008-12-18 11:49:08Z letouzey $ *) (** * Finite map library *) @@ -55,11 +55,7 @@ Definition Cmp (elt:Type)(cmp:elt->elt->bool) e1 e2 := cmp e1 e2 = true. No requirements for an ordering on keys nor elements, only decidability of equality on keys. First, a functorial signature: *) -Module Type WSfun (E : EqualityType). - - (** The module E of base objects is meant to be a [DecidableType] - (and used to be so). But requiring only an [EqualityType] here - allows subtyping between weak and ordered maps. *) +Module Type WSfun (E : DecidableType). Definition key := E.t. @@ -261,7 +257,7 @@ End WSfun. Similar to [WSfun] but expressed in a self-contained way. *) Module Type WS. - Declare Module E : EqualityType. + Declare Module E : DecidableType. Include Type WSfun E. End WS. |