Fix counting of SizeAllBags in ResizeBag

also use memmove in one place

src/gasman.c

@@ -1251,9 +1251,9 @@ UInt ResizeBag (
 #ifdef COUNT_BAGS
     /* update the statistics                                               */
     InfoBags[type].sizeLive += new_size - old_size;
-    InfoBags[type].sizeAll  += new_size - old_size;
+    //    InfoBags[type].sizeAll  += new_size - old_size;
 #endif
-    SizeAllBags             += new_size - old_size;
+    //    SizeAllBags             += new_size - old_size;
 
     const Int diff = WORDS_BAG(new_size) - WORDS_BAG(old_size);
 
@@ -1303,6 +1303,13 @@ UInt ResizeBag (
             YoungBags += diff;
         AllocBags += diff;
 
+        /* In this case we increase the total amount allocated by the
+           difference */
+#ifdef COUNT_BAGS
+        InfoBags[type].sizeAll  += new_size - old_size;
+#endif
+        SizeAllBags             += new_size - old_size;
+
         ADD_CANARY();
 
         header->size = new_size;
@@ -1335,6 +1342,12 @@ UInt ResizeBag (
         newHeader->flags = flags;
         newHeader->size = new_size;
 
+#ifdef COUNT_BAGS
+        InfoBags[type].sizeAll  += new_size;
+#endif
+        SizeAllBags             += new_size;
+
+
         CANARY_DISABLE_VALGRIND();
         /* if the bag is already on the changed bags list, keep it there   */
         if ( header->link != bag ) {
@@ -1354,15 +1367,12 @@ UInt ResizeBag (
         CANARY_ENABLE_VALGRIND();
 
         /* set the masterpointer                                           */
-        Bag * src = DATA(header);
-        Bag * end = src + WORDS_BAG(old_size);
         Bag * dst = DATA(newHeader);
         SET_PTR_BAG(bag, dst);
 
         /* copy the contents of the bag                                    */
-        while ( src < end )
-            *dst++ = *src++;
-
+        memmove((void *)dst, (void *)DATA(header),
+                sizeof(Obj) * WORDS_BAG(old_size));
     }
 
     /* return success                                                      */