From f6b51897d0f2b5e149defe4901965d056cb6ebd7 Mon Sep 17 00:00:00 2001
From: "Brian C. Lane" <bcl@redhat.com>
Date: Wed, 17 Oct 2018 16:56:44 -0700
Subject: Adjust the gcc warnings to recognize FALLTHROUGH

---
 configure.ac | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index 281aad7..7ab056b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -241,6 +241,9 @@ if test "$gl_gcc_warnings" = yes; then
 
   gl_WARN_ADD([-fdiagnostics-show-option])
 
+  # Make sure it recognizes /* FALLTHROUGH */ comment
+  gl_WARN_ADD([-Wimplicit-fallthrough=3])
+
   AC_SUBST([WARN_CFLAGS])
 
   AC_DEFINE([lint], [1], [Define to 1 if the compiler is checking for lint.])
-- 
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