--- a/src/share/vm/code/nmethod.cpp	Wed Jul 27 17:24:11 2011 -0700
+++ b/src/share/vm/code/nmethod.cpp	Wed Jul 27 17:32:44 2011 -0700
@@ -1821,7 +1821,7 @@
   void maybe_print(oop* p) {
     if (_print_nm == NULL)  return;
     if (!_detected_scavenge_root)  _print_nm->print_on(tty, "new scavenge root");
-    tty->print_cr(""PTR_FORMAT"[offset=%d] detected non-perm oop "PTR_FORMAT" (found at "PTR_FORMAT")",
+    tty->print_cr(""PTR_FORMAT"[offset=%d] detected scavengable oop "PTR_FORMAT" (found at "PTR_FORMAT")",
                   _print_nm, (int)((intptr_t)p - (intptr_t)_print_nm),
                   (intptr_t)(*p), (intptr_t)p);
     (*p)->print();
@@ -1843,7 +1843,9 @@
   if (!method()->is_native()) {
     SimpleScopeDesc ssd(this, fr.pc());
     Bytecode_invoke call(ssd.method(), ssd.bci());
-    bool has_receiver = call.has_receiver();
+    // compiled invokedynamic call sites have an implicit receiver at
+    // resolution time, so make sure it gets GC'ed.
+    bool has_receiver = !call.is_invokestatic();
     Symbol* signature = call.signature();
     fr.oops_compiled_arguments_do(signature, has_receiver, reg_map, f);
   }
@@ -2322,7 +2324,7 @@
       _nm->print_nmethod(true);
       _ok = false;
     }
-    tty->print_cr("*** non-perm oop "PTR_FORMAT" found at "PTR_FORMAT" (offset %d)",
+    tty->print_cr("*** scavengable oop "PTR_FORMAT" found at "PTR_FORMAT" (offset %d)",
                   (intptr_t)(*p), (intptr_t)p, (int)((intptr_t)p - (intptr_t)_nm));
     (*p)->print();
   }
@@ -2335,7 +2337,7 @@
     DebugScavengeRoot debug_scavenge_root(this);
     oops_do(&debug_scavenge_root);
     if (!debug_scavenge_root.ok())
-      fatal("found an unadvertised bad non-perm oop in the code cache");
+      fatal("found an unadvertised bad scavengable oop in the code cache");
   }
   assert(scavenge_root_not_marked(), "");
 }