[openssh-commits] [openssh] 01/02: Enable -Wimplicit-fallthrough if supported

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dtucker pushed a commit to branch master
in repository openssh.

commit 6cf1c40096a79e5eedcf897c7cdb46bb32d4a3ee
Author: Darren Tucker <dtucker at dtucker.net>
Date:   Mon Nov 18 14:14:18 2019 +1100

    Enable -Wimplicit-fallthrough if supported
    
    Suggested by djm.
---
 configure.ac | 1 +
 1 file changed, 1 insertion(+)

diff --git a/configure.ac b/configure.ac
index cc944174..1749b290 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

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