Kill GCC warnings.

[bison.git] / src / gram.h

diff --git a/src/gram.h b/src/gram.h
index d02964ffb825be190a218021d1ba655b8230f87f..0a92993c265a3cdc3c4a1cb9b7093ceda1b2af07 100644 (file)
--- a/src/gram.h
+++ b/src/gram.h
@@ -81,11 +81,9 @@
    contains minus R, which identifies it as the end of a portion and
    says which rule it is for.
 
-   The portions of RITEM come in order of increasing rule number and
-   are followed by an element which is zero to mark the end.  nritems
-   is the total length of ritem, not counting the final zero.  Each
-   element of RITEM is called an "item" and its index in RITEM is an
-   item number.
+   The portions of RITEM come in order of increasing rule number.
+   NRITEMS is the total length of RITEM.  Each element of RITEM is
+   called an "item" and its index in RITEM is an item number.
 
    Item numbers are used in the finite state machine to represent
    places that parsing can get to.
@@ -112,7 +110,7 @@ extern int nvars;
 #define ITEM_NUMBER_MAX INT_MAX
 typedef int item_number_t;
 extern item_number_t *ritem;
-extern int nritems;
+extern unsigned int nritems;
 
 /* There is weird relationship between item_number_t and
    token_number_t: we store token_number_t in item_number_t, but in
@@ -181,4 +179,7 @@ size_t ritem_longest_rhs PARAMS ((void));
 /* Dump the grammar. */
 void grammar_dump PARAMS ((FILE *out, const char *title));
 
+/* Free the packed grammar. */
+void grammar_free PARAMS ((void));
+
 #endif /* !GRAM_H_ */