* vm.c (rb_vm_mark): commit miss.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19122 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

vm.c

@@ -1386,6 +1386,8 @@ mark_event_hooks(rb_event_hook_t *hook)
 void
 rb_vm_mark(void *ptr)
 {
+    int i;
+
     RUBY_MARK_ENTER("vm");
     RUBY_GC_INFO("-------------------------------------------------\n");
     if (ptr) {