alases instance not printed if 0

diff --git a/components/lexicon/lexiconAstPp.ml b/components/lexicon/lexiconAstPp.ml
index 4b20958aa084fc3b672243229355fa2d25b47edb..23f0082969aa99d99b6c26b601db5b642694e48d 100644 (file)
--- a/components/lexicon/lexiconAstPp.ml
+++ b/components/lexicon/lexiconAstPp.ml
@@ -35,8 +35,10 @@ let pp_l2_pattern = CicNotationPp.pp_term
 let pp_alias = function
   | Ident_alias (id, uri) -> sprintf "alias id \"%s\" = \"%s\"" id uri
   | Symbol_alias (symb, instance, desc) ->
-      sprintf "alias symbol \"%s\" (instance %d) = \"%s\""
-        symb instance desc
+      sprintf "alias symbol \"%s\" %s= \"%s\""
+        symb
+        (if instance=0 then "" else "(instance "^ string_of_int instance ^ ") ")
+        desc
   | Number_alias (instance,desc) ->
       sprintf "alias num (instance %d) = \"%s\"" instance desc