Merge a change from MySQL AB:

ChangeSet@1.2456.1.3, 2007-02-27 20:06:37+02:00, monty@mysql.com +2 -0
  Fix (last) compiler warnings

  storage/innobase/pars/lexyy.c@1.23, 2007-02-27 20:06:36+02:00, monty@mysql.com +1 -1
    Fix compiler warnings (fix is also in pars0lex.l)

pars/lexyy.c

@@ -1017,7 +1017,7 @@ YY_RULE_SETUP
 			yylval = sym_tab_add_bound_lit(pars_sym_tab_global,
 				yytext + 1, &type);
 
-			return(type);
+			return((int) type);
 }
 	YY_BREAK
 case 4: