gistfile1

diff --git a/dispatcher.cpp b/dispatcher.cpp
index 3eca605..612f697 100644
--- a/dispatcher.cpp
+++ b/dispatcher.cpp
@@ -18,7 +18,7 @@
 #include <execinfo.h>
 #include <dlfcn.h>
 
-#define ROXOR_VM_DEBUG		0
+#define ROXOR_VM_DEBUG		1
 #define MAX_DISPATCH_ARGS 	100
 
 static force_inline void
@@ -395,6 +395,9 @@ __rb_vm_ruby_dispatch(VALUE top, VALUE self, SEL sel,
 	rb_vm_method_node_t *node, unsigned char opt,
 	int argc, const VALUE *argv)
 {
+#if ROXOR_VM_DEBUG
+    printf("dispatching a method: top=%p, node->klass=%p\n", (void *)top, (void *)node->klass);
+#endif
     const rb_vm_arity_t &arity = node->arity;
     if ((argc < arity.min) || ((arity.max != -1) && (argc > arity.max))) {
 	rb_raise(rb_eArgError, "wrong number of arguments (%d for %d)",
@@ -724,11 +727,12 @@ dispatch:
 	}
 
 #if ROXOR_VM_DEBUG
-	printf("ruby dispatch %c[<%s %p> %s] (imp %p block %p argc %d opt %d cached %s)\n",
+	printf("ruby dispatch %c[<%s %p> %s] (klass %p imp %p block %p argc %d opt %d cached %s)\n",
 		class_isMetaClass(klass) ? '+' : '-',
 		class_getName(klass),
 		(void *)self,
 		sel_getName(sel),
+    rcache.node->klass,
 		rcache.node->ruby_imp,
 		block,
 		argc,
@@ -773,6 +777,10 @@ dispatch:
 	    MACRUBY_METHOD_ENTRY(class_name, method_name, file, line);
 	}
 
+#if ROXOR_VM_DEBUG
+  printf("calling __rb_vm_ruby_dispatch: top=%p, node->klass=%p\n", (void *)top, (void *)rcache.node->klass);
+#endif
+
 	VALUE v = __rb_vm_ruby_dispatch(top, self, sel, rcache.node, opt,
 		argc, argv);