diff -r a7c0f60a1294 -r 294e48b4f704 hotspot/src/share/vm/gc/cms/allocationStats.hpp
--- a/hotspot/src/share/vm/gc/cms/allocationStats.hpp	Mon Sep 28 15:05:02 2015 +0200
+++ b/hotspot/src/share/vm/gc/cms/allocationStats.hpp	Tue Sep 29 11:02:08 2015 +0200
@@ -105,9 +105,9 @@
       ssize_t demand = prev_sweep() - (ssize_t)count + split_births() + coal_births()
                        - split_deaths() - coal_deaths();
       assert(demand >= 0,
-             err_msg("Demand (" SSIZE_FORMAT ") should be non-negative for "
-                     PTR_FORMAT " (size=" SIZE_FORMAT ")",
-                     demand, p2i(this), count));
+             "Demand (" SSIZE_FORMAT ") should be non-negative for "
+             PTR_FORMAT " (size=" SIZE_FORMAT ")",
+             demand, p2i(this), count);
       // Defensive: adjust for imprecision in event counting
       if (demand < 0) {
         demand = 0;