1 files changed, 1 insertions, 0 deletions
diff --git a/vm_core.h b/vm_core.h
index 52105ec9e..3d0f239f5 100644
--- a/vm_core.h
+++ b/vm_core.h
@@ -618,6 +618,7 @@ VALUE rb_make_backtrace(void);
 typedef int rb_backtrace_iter_func(void *, VALUE, int, VALUE);
 int rb_backtrace_each(rb_backtrace_iter_func *iter, void *arg);
 rb_control_frame_t *rb_vm_get_ruby_level_next_cfp(rb_thread_t *th, rb_control_frame_t *cfp);
+VALUE rb_name_err_mesg_new(VALUE obj, VALUE mesg, VALUE recv, VALUE method);
 
 NOINLINE(void rb_gc_save_machine_context(rb_thread_t *));