diff -r b2ee5dc63353 -r 9acbfe04b5c3 src/share/vm/c1/c1_LIR.cpp
--- a/src/share/vm/c1/c1_LIR.cpp	Wed Oct 23 12:40:23 2013 +0200
+++ b/src/share/vm/c1/c1_LIR.cpp	Wed Oct 23 11:15:24 2013 -0700
@@ -183,10 +183,10 @@
     case T_LONG:
     case T_OBJECT:
     case T_ADDRESS:
-    case T_METADATA:
     case T_VOID:
       return ::type2char(t);
-
+    case T_METADATA:
+      return 'M';
     case T_ILLEGAL:
       return '?';