--- a/hotspot/src/cpu/x86/vm/frame_x86.inline.hpp	Mon Aug 15 14:08:01 2016 -0700
+++ b/hotspot/src/cpu/x86/vm/frame_x86.inline.hpp	Tue Aug 16 09:19:13 2016 -0700
@@ -101,6 +101,7 @@
   // call a specialized frame constructor instead of this one.
   // Then we could use the assert below. However this assert is of somewhat dubious
   // value.
+  // UPDATE: this constructor is only used by trace_method_handle_stub() now.
   // assert(_pc != NULL, "no pc?");
 
   _cb = CodeCache::find_blob(_pc);