Properly mark rules that return no value.

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index f7e6fb84e21b1bd5bb74b4e5e6cb112b9faffcfc..1c499f417d9619b7a4c1c05043407e660131685e 100644 (file)
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -11,7 +11,7 @@
  *
  *
  * IDENTIFICATION
- *   $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.330 2002/06/18 17:56:41 momjian Exp $
+ *   $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.331 2002/06/19 15:40:58 momjian Exp $
  *
  * HISTORY
  *   AUTHOR            DATE            MAJOR EVENT
@@ -161,7 +161,6 @@ static void doNegateFloat(Value *v);
 
 %type <list>   createdb_opt_list
 %type <defelt> createdb_opt_item
-%type <boolean> opt_equal
 
 %type <ival>   opt_lock, lock_type
 %type <boolean> opt_force, opt_or_replace
@@ -224,12 +223,10 @@ static void doNegateFloat(Value *v);
 %type <defelt> createfunc_opt_item
 %type <typnam> func_arg, func_return, func_type, aggr_argtype
 
-%type <boolean> opt_arg, TriggerForOpt, TriggerForType, OptTemp, OptWithOids
+%type <boolean> opt_arg, TriggerForType, OptTemp, OptWithOids
 
 %type <list>   for_update_clause, opt_for_update_clause, update_list
 %type <boolean> opt_all
-%type <boolean> opt_table
-%type <boolean> opt_chain
 
 %type <node>   join_outer, join_qual
 %type <jtype>  join_type
@@ -310,8 +307,6 @@ static void doNegateFloat(Value *v);
 %type <list>   constraints_set_list
 %type <boolean> constraints_set_mode
 
-%type <boolean> opt_as
-
 
 /*
  * If you make any token changes, update the keyword table in
@@ -2044,8 +2039,8 @@ TriggerForSpec:
        ;
 
 TriggerForOpt:
-           EACH                                    { $$ = TRUE; }
-           | /*EMPTY*/                             { $$ = FALSE; }
+           EACH                                    {}
+           | /*EMPTY*/                             {}
        ;
 
 TriggerForType:
@@ -3360,7 +3355,7 @@ opt_trans:    WORK                                    {}
            | /*EMPTY*/                             {}
        ;
 
-opt_chain: AND NO CHAIN                            { $$ = FALSE; }
+opt_chain: AND NO CHAIN                            {}
            | AND CHAIN
                {
                    /* SQL99 asks that conforming dbs reject AND CHAIN
@@ -3368,7 +3363,6 @@ opt_chain:    AND NO CHAIN                            { $$ = FALSE; }
                     * - thomas 2000-08-06
                     */
                    elog(ERROR, "COMMIT / CHAIN not yet supported");
-                   $$ = TRUE;
                }
        ;
 
@@ -3511,8 +3505,8 @@ createdb_opt_item:
  * equals for backward compability, and it doesn't seem worth removing it.
  * 2002-02-25
  */
-opt_equal: '='                                     { $$ = TRUE; }
-           | /*EMPTY*/                             { $$ = FALSE; }
+opt_equal: '='                                     {}
+           | /*EMPTY*/                             {}
        ;
 
 
@@ -3578,8 +3572,8 @@ CreateDomainStmt:
                }
        ;
 
-opt_as:        AS                                      {$$ = TRUE; }
-           | /* EMPTY */                           {$$ = FALSE; }
+opt_as:        AS                                      {}
+           | /* EMPTY */                           {}
        ;
 
 
@@ -4088,8 +4082,8 @@ OptTempTableName:
                }
        ;
 
-opt_table: TABLE                                   { $$ = TRUE; }
-           | /*EMPTY*/                             { $$ = FALSE; }
+opt_table: TABLE                                   {}
+           | /*EMPTY*/                             {}
        ;
 
 opt_all:   ALL                                     { $$ = TRUE; }