From 23fca6ed396b1a1c11271651a40105cb3d2af297 Mon Sep 17 00:00:00 2001
From: Karel Miko <karel.miko@gmail.com>
Date: Thu, 30 Jul 2026 16:01:06 +0200
Subject: [PATCH] Fix LTC_FALLTHROUGH related error reported by MSVC compiler

---
 src/headers/tomcrypt_cfg.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/headers/tomcrypt_cfg.h b/src/headers/tomcrypt_cfg.h
index 13187813..c1c4e55c 100644
--- a/src/headers/tomcrypt_cfg.h
+++ b/src/headers/tomcrypt_cfg.h
@@ -415,6 +415,9 @@ typedef unsigned long ltc_mp_digit;
 #if __has_attribute(fallthrough)
 #  define LTC_FALLTHROUGH LTC_ATTRIBUTE((fallthrough))
 #endif
+#ifndef LTC_FALLTHROUGH
+#  define LTC_FALLTHROUGH
+#endif
 #if __has_attribute(target)
 #  define LTC_TARGET(x) LTC_ATTRIBUTE((target(x)))
 #endif