--- old/src/share/vm/adlc/formsopt.cpp	2015-10-08 14:36:09.325725290 +0200
+++ new/src/share/vm/adlc/formsopt.cpp	2015-10-08 14:36:09.261725287 +0200
@@ -234,7 +234,6 @@
 }
 
 RegClass::~RegClass() {
-  delete _classid;
 }
 
 // record a register in this class