From: Darren Tucker <dtucker@dtucker.net>
Date: Mon, 18 Nov 2019 03:14:18 +0000 (+1100)
Subject: Enable -Wimplicit-fallthrough if supported
X-Git-Tag: V_8_2_P1~281
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6cf1c40096a79e5eedcf897c7cdb46bb32d4a3ee;p=thirdparty%2Fopenssh-portable.git

Enable -Wimplicit-fallthrough if supported

Suggested by djm.
---

diff --git a/configure.ac b/configure.ac
index cc944174b..1749b2903 100644
--- a/configure.ac
+++ b/configure.ac
@@ -164,6 +164,7 @@ if test "$GCC" = "yes" || test "$GCC" = "egcs"; then
 	OSSH_CHECK_CFLAG_COMPILE([-Wsizeof-pointer-memaccess])
 	OSSH_CHECK_CFLAG_COMPILE([-Wpointer-sign], [-Wno-pointer-sign])
 	OSSH_CHECK_CFLAG_COMPILE([-Wunused-result], [-Wno-unused-result])
+	OSSH_CHECK_CFLAG_COMPILE([-Wimplicit-fallthrough])
 	OSSH_CHECK_CFLAG_COMPILE([-fno-strict-aliasing])
     if test "x$use_toolchain_hardening" = "x1"; then
 	OSSH_CHECK_CFLAG_COMPILE([-mretpoline]) # clang