Minor.

src/mem/corealloc.h

@@ -747,7 +747,7 @@ namespace snmalloc
               else
                 error("debug_is_empty: found non-empty allocator");
             }
-            curr = currmeta->link.get_next();
+            curr = curr->get_next();
           }
         }
       };

src/mem/metaslab.h

@@ -32,8 +32,6 @@ namespace snmalloc
 
     /**
      *  Data-structure for building the free list for this slab.
-     *
-     *  Spare 32bits are used for the fields in MetaslabEnd.
      */
 #ifdef SNMALLOC_CHECK_CLIENT
     FreeListBuilder<true> free_queue;