From 8858360ce27ef5edcff12026c7018f93d99754b7 Mon Sep 17 00:00:00 2001
From: "Christoph M. Becker" <cmbecker69@gmx.de>
Date: Thu, 25 Jul 2019 17:05:43 +0200
Subject: [PATCH] Document how to generate ffi_parser.c

---
 ext/ffi/ffi.g | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/ext/ffi/ffi.g b/ext/ffi/ffi.g
index 509ebf6459736..e99f951f900d0 100644
--- a/ext/ffi/ffi.g
+++ b/ext/ffi/ffi.g
@@ -16,6 +16,11 @@
    +----------------------------------------------------------------------+
 */
 
+/*
+To generate ffi_parser.c use llk <https://github.com/dstogov/llk>:
+php llk.php ffi.g
+*/
+
 %start          declarations
 %sub-start      type_name
 %case-sensetive true