--- old/src/cpu/sparc/vm/vm_version_sparc.cpp	2016-01-25 21:56:17.000000000 +0300
+++ new/src/cpu/sparc/vm/vm_version_sparc.cpp	2016-01-25 21:56:17.000000000 +0300
@@ -356,6 +356,12 @@
     FLAG_SET_DEFAULT(UseCRC32Intrinsics, false);
   }
 
+  if (UseOnSpinWaitIntrinsic) {
+    if (!FLAG_IS_DEFAULT(UseOnSpinWaitIntrinsic))
+      warning("onSpinWait intrinsic is not available on this CPU");
+    FLAG_SET_DEFAULT(UseOnSpinWaitIntrinsic, false);
+  }
+
   if (FLAG_IS_DEFAULT(ContendedPaddingWidth) &&
     (cache_line_size > ContendedPaddingWidth))
     ContendedPaddingWidth = cache_line_size;