From 7ff50d8913cc8b9564309fd13f8f80b2618d85ab Mon Sep 17 00:00:00 2001
From: Alexandre Duret-Lutz <adl@lrde.epita.fr>
Date: Fri, 7 Oct 2016 17:26:58 +0200
Subject: [PATCH] configure: enable -Wimplicit-fallthrough

* m4/gccwarn.m4: Here.
---
 m4/gccwarn.m4 | 1 +
 1 file changed, 1 insertion(+)

diff --git a/m4/gccwarn.m4 b/m4/gccwarn.m4
index bfb3da957..8d1a53e1b 100644
--- a/m4/gccwarn.m4
+++ b/m4/gccwarn.m4
@@ -37,6 +37,7 @@ EOF
    Wnoexcept \
    Woverloaded-virtual \
    Wmisleading-indentation \
+   Wimplicit-fallthrough \
    Wlogical-op \
    Wduplicated-cond \
    Wnull-dereference \