--- old/src/share/vm/gc_implementation/g1/heapRegionSeq.cpp	2014-04-29 16:53:32.000000000 -0400
+++ new/src/share/vm/gc_implementation/g1/heapRegionSeq.cpp	2014-04-29 16:53:32.000000000 -0400
@@ -233,7 +233,7 @@
     guarantee(hr != NULL, err_msg("invariant: i: %u", i));
     guarantee(hr->bottom() == prev_end,
               err_msg("invariant i: %u "HR_FORMAT" prev_end: "PTR_FORMAT,
-                      i, HR_FORMAT_PARAMS(hr), prev_end));
+                      i, HR_FORMAT_PARAMS(hr), p2i(prev_end)));
     guarantee(hr->hrs_index() == i,
               err_msg("invariant: i: %u hrs_index(): %u", i, hr->hrs_index()));
     if (i < length()) {