From 944be54774f03a5aa82641c970fa5bdc66e39853 Mon Sep 17 00:00:00 2001
From: Yann Collet <cyan@fb.com>
Date: Fri, 16 Jun 2017 14:04:30 -0700
Subject: [PATCH] fixed attempt : minor Visual sign conversion warning

---
 lib/compress/zstd_compress.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/compress/zstd_compress.c b/lib/compress/zstd_compress.c
index ad3736ced..8993e7d75 100644
--- a/lib/compress/zstd_compress.c
+++ b/lib/compress/zstd_compress.c
@@ -153,7 +153,7 @@ ZSTD_CCtx* ZSTD_createCCtx_advanced(ZSTD_customMem customMem)
     cctx->customMem = customMem;
     cctx->compressionLevel = ZSTD_CLEVEL_DEFAULT;
     ZSTD_STATIC_ASSERT(zcss_init==0);
-    ZSTD_STATIC_ASSERT(ZSTD_CONTENTSIZE_UNKNOWN==-(1ULL));
+    ZSTD_STATIC_ASSERT(ZSTD_CONTENTSIZE_UNKNOWN==(U64)(-(1ULL)));
     return cctx;
 }