1 files changed, 1 insertions, 0 deletions
diff --git a/internal/vm.h b/internal/vm.h
index c6c6b2ccc2..9480406a2b 100644
--- a/internal/vm.h
+++ b/internal/vm.h
@@ -41,6 +41,7 @@ enum method_missing_reason {
 
 /* vm_insnhelper.h */
 rb_serial_t rb_next_class_serial(void);
+VALUE rb_vm_push_frame_fname(struct rb_execution_context_struct *ec, VALUE fname);
 
 /* vm.c */
 VALUE rb_obj_is_thread(VALUE obj);