src/share/vm/opto/type.cpp

@@ -2450,11 +2450,11 @@
 
 //------------------------------dump2------------------------------------------
 #ifndef PRODUCT
 void TypeValueType::dump2(Dict &d, uint depth, outputStream* st) const {
   st->print("valuetype[%d]:{", _vk->field_count());
-  st->print("%s", _vk->field_type_by_index(0)->name());
+  st->print("%s", _vk->field_count() != 0 ? _vk->field_type_by_index(0)->name() : "empty");
   for (int i = 1; i < _vk->field_count(); ++i) {
     st->print(", %s", _vk->field_type_by_index(i)->name());
   }
   st->print("}");
 }