        default:
  	return "unknown";
      }
-@@ -4033,6 +4125,11 @@
+@@ -4033,6 +4126,11 @@
      struct call_trace_func_args *p = (struct call_trace_func_args *)args;
      const char *srcfile = rb_sourcefile();
      VALUE eventname = rb_str_new2(get_event_name(p->event));

       make_header_operands   insn
Index: test/ruby/test_settracefunc.rb
===================================================================
--- test/ruby/test_settracefunc.rb	(revision 27790)
+++ test/ruby/test_settracefunc.rb	(working copy)
@@ -23,8 +23,6 @@
      4: x = 1 + 1

 #define debugs printf
Index: vm.c
===================================================================
--- vm.c	(revision 27800)
+++ vm.c	(working copy)
@@ -691,6 +691,7 @@
     if (RUBY_VM_NORMAL_ISEQ_P(iseq) && iseq->insn_info_size > 0) {
