diff --git a/compilers/idlac/idl_fe-tree-synthetic.ads b/compilers/idlac/idl_fe-tree-synthetic.ads
index c4929e57e..e0eeb4a37 100644
--- a/compilers/idlac/idl_fe-tree-synthetic.ads
+++ b/compilers/idlac/idl_fe-tree-synthetic.ads
@@ -42,71 +42,48 @@ package Idl_Fe.Tree.Synthetic is
    ---------------------------------------
 
    function S_Type (Node : Node_Id) return Node_Id;
-   --  If Node is a Scoped_Name whose Value declares a type,
-   --  then S_Type denotes that type, else S_Type is No_Node.
+   --  If Node is a Scoped_Name whose Value declares a type, then S_Type
+   --  returns that type, else S_Type is No_Node.
 
-   function Default_Repository_Id
-     (Node : Node_Id)
-     return String;
-   --  The string of "/"-separated identifiers that makes
-   --  up the default repository id for Node.
-   --  Must be called only by the parser, before the
-   --  tree is expanded.
+   function Default_Repository_Id (Node : Node_Id) return String;
+   --  The string of "/"-separated identifiers that makes up the default
+   --  repository id for Node.
+   --  Must be called only by the parser, before the tree is expanded.
 
-   function Is_Interface_Type
-     (Node : Node_Id)
-     return Boolean;
-   --  True iff Node is a <type_spec> that denotes an
-   --  object reference type.
+   function Is_Interface_Type (Node : Node_Id) return Boolean;
+   --  True iff Node is a <type_spec> that denotes an object reference type
 
-   function Is_Gen_Scope
-     (Node : Node_Id)
-     return Boolean;
-   --  True iff Node is a generable Scope (ie K_Repository,
-   --  K_Ben_Idl_File, K_Module, K_Interface or K_ValueType).
+   function Is_Gen_Scope (Node : Node_Id) return Boolean;
+   --  True iff Node is a generable Scope (ie K_Repository, K_Ben_Idl_File,
+   --  K_Module, K_Interface or K_ValueType).
 
-   function Name
-     (Node : in Node_Id)
-     return String;
-   --  The name of a K_Named node.
+   function Name (Node : in Node_Id) return String;
+   --  The name of a K_Named node
 
-   function Original_Operation_Type
-     (Node : in Node_Id)
-     return Node_Id;
+   function Original_Operation_Type (Node : in Node_Id) return Node_Id;
    --  The type that was initially declared for an operation.
-   --  The type of a non-void operation that has inout or
-   --  out arguments is changed to void by the expander;
-   --  this returns the original, non-void type.
+   --  The type of a non-void operation that has inout or out arguments is
+   --  changed to void by the expander; this returns the original, non-void
+   --  type.
 
-   function Original_Parent_Scope
-     (Node : in Node_Id)
-     return Node_Id;
-   --  The scope wherein a K_Named node was initially
-   --  declared. This property never changes once it
-   --  is set by the parser.
+   function Original_Parent_Scope (Node : in Node_Id) return Node_Id;
+   --  The scope wherein a K_Named node was initially declared. This property
+   --  never changes once it is set by the parser.
+   --
+   --  If Node is a Forward_Interface or Forward_ValueType that has a
+   --  corresponding actual declaration, then the Name and
+   --  Original_Parent_Scope returned are those of the actual declaration.
 
-   --  If Node is a Forward_Interface or Forward_ValueType
-   --  that has a corresponding actual declaration, then
-   --  the Name and Original_Parent_Scope returned are
-   --  those of the actual declaration.
+   function Parent_Scope (Node : in Node_Id) return Node_Id;
+   --  The scope wherein a K_Named node was declared. This property may be set
+   --  explicitly by the expander using Set_Parent_Scope. Otherwise, it is
+   --  equal to the Original_Parent_Scope of the node.
 
-   function Parent_Scope
-     (Node : in Node_Id)
-     return Node_Id;
-   --  The scope wherein a K_Named node was declared. This
-   --  property may be set explicitly by the expander
-   --  using Set_Parent_Scope. Otherwise, it is equal
-   --  to the Original_Parent_Scope of the node.
-
-   procedure Set_Parent_Scope
-     (Node : in Node_Id;
-      To   : in Node_Id);
+   procedure Set_Parent_Scope (Node : in Node_Id; To : in Node_Id);
    --  Explicitly change the parent scope of Node to To.
    --  Intended for use only by the expander.
 
-   function Idl_Repository_Id
-     (Node : in Node_Id)
-     return String;
+   function Idl_Repository_Id (Node : in Node_Id) return String;
    --  Return a Repository ID in OMG IDL format for K_Named Node
    --  (as defined in "10.6 RepositoryIds").
 
@@ -115,58 +92,39 @@ package Idl_Fe.Tree.Synthetic is
 
    function All_Ancestors
      (Node : Node_Id;
-      Exclude : Node_List := Nil_List)
-     return Node_List;
-   --  Return the list of all ancestors (direct or
-   --  indirect) of K_Interface Node.
-   --  If Exclude is not Nil_List, all nodes in Exclude
-   --  are ignored during the exploration.
-   --  It is up to the caller to Free the returned Node_List
+      Exclude : Node_List := Nil_List) return Node_List;
+   --  Return the list of all ancestors (direct or indirect) of K_Interface
+   --  Node.
+   --  If Exclude is not Nil_List, all nodes in Exclude are ignored during the
+   --  exploration.  It is up to the caller to Free the returned Node_List
    --  after use.
 
    function Primary_Parent (Node : in Node_Id) return Node_Id;
-   --  return the first non abstract parent interface for an interface node,
+   --  Return the first non abstract parent interface for an interface node,
    --  and the first non abstract parent valuetype for a valuetype node.
-   --  returns No_Node if such a parent does not exist
+   --  Returns No_Node if such a parent does not exist
 
-   function Supports_Non_Abstract_Interface (Node : in Node_Id)
-     return Boolean;
+   function Supports_Non_Abstract_Interface (Node : in Node_Id) return Boolean;
    --  For a valuetype, returns true if it supports at least one
-   --  non abstract interface
+   --  non-abstract interface
 
    function Has_Local_Component (Node : in Node_Id) return Boolean;
-   --  For a node that is a type, True if the type is a local interface,
-   --  a forward declaration of a local interface, or a composite or
-   --  constructed type that has one such component, or that has a component
-   --  for which Has_Local_Component is True.
+   --  For a node that is a type, True if the type is a local interface, a
+   --  forward declaration of a local interface, or a composite or constructed
+   --  type that has one such component, or that has a component for which
+   --  Has_Local_Component is True.
 
-   function Integer_Value
-     (Node : Node_Id)
-     return Idl_Integer;
-   function Character_Value
-     (Node : Node_Id)
-     return Character;
-   function Float_Value
-     (Node : Node_Id)
-     return Idl_Float;
-   function String_Value
-     (Node : Node_Id)
-     return String;
-   function WString_Value
-     (Node : Node_Id)
-     return Wide_String;
-   function Boolean_Value
-     (Node : Node_Id)
-     return Boolean;
-   function Enum_Value
-     (Node : Node_Id)
-     return Node_Id;
-   --  Return the value of a constant expression
-   --  node as an {integer,char,string,boolean,enumerator}.
+   function Integer_Value   (Node : Node_Id) return Idl_Integer;
+   function Character_Value (Node : Node_Id) return Character;
+   function Float_Value     (Node : Node_Id) return Idl_Float;
+   function String_Value    (Node : Node_Id) return String;
+   function WString_Value   (Node : Node_Id) return Wide_String;
+   function Boolean_Value   (Node : Node_Id) return Boolean;
+   function Enum_Value      (Node : Node_Id) return Node_Id;
+   --  Return the value of a constant expression node as an
+   --  {integer,char,string,boolean,enumerator}.
 
-   procedure Set_String_Value
-     (Node : Node_Id;
-      Val  : String);
-   --  Set the value of a string node.
+   procedure Set_String_Value (Node : Node_Id; Val : String);
+   --  Set the value of a string node
 
 end Idl_Fe.Tree.Synthetic;