Index: /trunk/src/VBox/VMM/PGMInternal.h
===================================================================
--- /trunk/src/VBox/VMM/PGMInternal.h	(revision 22925)
+++ /trunk/src/VBox/VMM/PGMInternal.h	(revision 22926)
@@ -1891,5 +1891,5 @@
     STAMCOUNTER                 StatCacheUncacheable;
 # endif
-#elif HC_ARCH_BITS == 64
+#else
     uint32_t                    Alignment3;         /**< Align the next member on a 64-bit boundrary. */
 #endif
@@ -1906,4 +1906,5 @@
 AssertCompileMemberAlignment(PGMPOOL, aDirtyPages, 8);
 #endif
+AssertCompileMemberAlignment(PGMPOOL, cUsedPages, 8);
 #ifdef VBOX_WITH_STATISTICS
 AssertCompileMemberAlignment(PGMPOOL, StatAlloc, 8);