--- old/src/share/vm/gc/g1/g1OopClosures.cpp	2015-08-13 12:34:55.701470204 +0200
+++ new/src/share/vm/gc/g1/g1OopClosures.cpp	2015-08-13 12:34:55.594467030 +0200
@@ -32,7 +32,11 @@
 
 G1ParCopyHelper::G1ParCopyHelper(G1CollectedHeap* g1,  G1ParScanThreadState* par_scan_state) :
   G1ParClosureSuper(g1, par_scan_state), _scanned_klass(NULL),
-  _cm(_g1->concurrent_mark()) {}
+  _cm(_g1->concurrent_mark()) { }
+
+G1ParCopyHelper::G1ParCopyHelper(G1CollectedHeap* g1) :
+  G1ParClosureSuper(g1), _scanned_klass(NULL),
+  _cm(_g1->concurrent_mark()) { }
 
 G1ParClosureSuper::G1ParClosureSuper(G1CollectedHeap* g1) :
   _g1(g1), _par_scan_state(NULL), _worker_id(UINT_MAX) { }