--- old/src/share/vm/gc_implementation/g1/concurrentMark.cpp	2015-04-15 12:34:17.461807111 +0200
+++ new/src/share/vm/gc_implementation/g1/concurrentMark.cpp	2015-04-15 12:34:17.333802808 +0200
@@ -867,11 +867,6 @@
   clear_concurrent_marking_in_progress();
 }
 
-ConcurrentMark::~ConcurrentMark() {
-  // The ConcurrentMark instance is never freed.
-  ShouldNotReachHere();
-}
-
 void ConcurrentMark::clearNextBitmap() {
   G1CollectedHeap* g1h = G1CollectedHeap::heap();