From a76c8239928818c40e96b5eb33c5e3cf752991e0 Mon Sep 17 00:00:00 2001
From: Steffen Jaeckel <s@jaeckel.eu>
Date: Wed, 10 Apr 2019 10:38:43 +0200
Subject: [PATCH] fix unused-function `_sha256()` in xsalsa20_test.c

---
 src/stream/salsa20/xsalsa20_test.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/stream/salsa20/xsalsa20_test.c b/src/stream/salsa20/xsalsa20_test.c
index 99616f39..8b9b93f7 100644
--- a/src/stream/salsa20/xsalsa20_test.c
+++ b/src/stream/salsa20/xsalsa20_test.c
@@ -18,7 +18,7 @@
 
 #ifdef LTC_XSALSA20
 
-#ifdef LTC_SHA256
+#if defined(LTC_SHA256) && defined(LTC_TEST)
 static int _sha256(unsigned char *hash, const unsigned char *data, const int datalen) {
    hash_state md;
    sha256_init(&md);