Add: a few minor changes;

Fix: a recent typo;

Author: daokoder

demo/hello.dao

@@ -5,4 +5,4 @@ io.write( "Hello Dao!\n" #{ comment inside codes #} );
 Here are multi-lines comments.
 Here are multi-lines comments.
 #}
-io.writef( "\nThis version is %s.\n", std.version(1) )
+io.writef( "\nThis version is %s.\n", std.version(true) )

demo/interface.dao

@@ -5,8 +5,8 @@ interface AA
 	routine[]( index : int )=>int;
 	routine.name()=>string;
 
-	routine for( iter : for_iterator );
-	routine[]( iter : for_iterator )=>int;
+	routine for( iter : ForIterator );
+	routine[]( iter : ForIterator )=>int;
 }
 routine Test( o : AA )
 {
@@ -23,11 +23,11 @@ class BB
 	routine[]( index : int ){ return index }
 	routine.name(){ return "BB" }
 
-	routine for( iter : for_iterator ){
+	routine for( iter : ForIterator ){
 		iter.valid = 1;
 		iter.iterator = 0;
 	}
-	routine[]( iter : for_iterator ){
+	routine[]( iter : ForIterator ){
 		id = (int)iter.iterator;
 		iter.valid = id + 1 < 5;
 		iter.iterator = id + 1;

kernel/daoOptimizer.c

@@ -6069,7 +6069,7 @@ int DaoInferencer_DoInference( DaoInferencer *self )
 					if( data->type == DAO_NONE ) goto NotPermit;
 					if( data->xBase.subtype == DAO_OBJECT_VARIABLE && at->tid ==DAO_CLASS ) goto NeedInstVar;
 					if( data->type != DAO_CONSTANT || data->xConst.value->type != DAO_ROUTINE ) goto NotMatch;
-					meth = (DaoRoutine*) value;
+					meth = (DaoRoutine*) value->xConst.value;
 					break;
 				case DAO_INTERFACE :
 					node = DMap_Find( at->aux->xInterface.methods, mbs );