--- old/src/hotspot/share/gc/shared/ageTable.hpp	2019-12-04 15:39:05.494694603 +0100
+++ new/src/hotspot/share/gc/shared/ageTable.hpp	2019-12-04 15:39:05.286693017 +0100
@@ -57,7 +57,7 @@
   inline void add(oop p, size_t oop_size);
 
   void add(uint age, size_t oop_size) {
-    assert(age > 0 && age < table_size, "invalid age of object");
+    assert(age < table_size, "invalid age of object");
     sizes[age] += oop_size;
   }