more valuewrapper cases

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@6380 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/test-suite/valuewrapper_opaque.i

@@ -28,6 +28,15 @@ public:
 %feature("novaluewrapper") B;
 class B;
 
+/*
+ * Force swig to use the value wrapper, even when the class
+ * has a default constructor, in case you want to save a
+ * instance construction.
+ * 
+ */
+%feature("valuewrapper") D;
+class D;
+
 
 %inline %{
 
@@ -37,6 +46,8 @@ public:
   A(int){}
 };
 
+class D {};
+
 class Klass {};
 
 
@@ -90,6 +101,10 @@ auto_ptr<A> getPtrA(auto_ptr<A> a) {
 B getB(B a) {
   return a;
 }
+
+D getD(D a) {
+  return a;
+}
  
 %}
 

Source/Modules/lang.cxx

@@ -359,9 +359,8 @@ SwigType *cplus_value_type(SwigType *t) {
 	if (((Strcmp(nodeType(n),"class") == 0) 
 	    && !Getattr(n,"allocate:noassign")
 	    && (Getattr(n,"allocate:default_constructor")))
-	    || (Getattr(n,"feature:novaluewrapper")
-		&& !Getattr(n,"feature:valuewrapper"))) {
-	  use_wrapper = 0;
+	    || (Getattr(n,"feature:novaluewrapper"))) {
+	  use_wrapper = Getattr(n,"feature:valuewrapper") ? 1 : 0;
 	}
       }
       Delete(ftd);