From 7c0863f7858f9715af6ab6b82e768527d8bfd1c3 Mon Sep 17 00:00:00 2001
From: Rusty Russell <rusty@rustcorp.com.au>
Date: Thu, 17 Jan 2019 10:07:01 +1030
Subject: [PATCH] plugins/pay: add comment on why we don't use an empty string

plugins/pay.c:879:7: error: zero-length gnu_printf format string [-Werror=format-zero-length]

Reported-by: @cdecker
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
---
 plugins/pay.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/plugins/pay.c b/plugins/pay.c
index 30b614d8d..f39ec20ac 100644
--- a/plugins/pay.c
+++ b/plugins/pay.c
@@ -876,6 +876,7 @@ static struct command_result *handle_pay(struct command *cmd,
 
 	/* Get capacities of local channels. */
 	return send_outreq(cmd, "listpeers", listpeers_done, forward_error, pc,
+			   /* gcc doesn't like zero-length format strings! */
 			   " ");
 }