--- a/hotspot/src/share/vm/runtime/vm_version.cpp	Wed May 06 11:04:44 2015 +0200
+++ b/hotspot/src/share/vm/runtime/vm_version.cpp	Wed Apr 29 15:12:33 2015 +0300
@@ -78,7 +78,7 @@
 int Abstract_VM_Version::_vm_micro_version = 0;
 int Abstract_VM_Version::_vm_build_number = 0;
 bool Abstract_VM_Version::_initialized = false;
-int Abstract_VM_Version::_parallel_worker_threads = 0;
+unsigned int Abstract_VM_Version::_parallel_worker_threads = 0;
 bool Abstract_VM_Version::_parallel_worker_threads_initialized = false;
 
 #ifdef ASSERT