From: ds77 <ds77@users.noreply.github.com>
Date: Mon, 13 Feb 2017 23:14:24 +0000 (+0100)
Subject: avoid empty translation unit warning without #pragma
X-Git-Tag: v1.1.4~1^2~66^2
X-Git-Url: http://git.ipfire.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F544%2Fhead;p=thirdparty%2Fzstd.git

avoid empty translation unit warning without #pragma
---

diff --git a/lib/common/threading.c b/lib/common/threading.c
index b56e594b2..32d58796a 100644
--- a/lib/common/threading.c
+++ b/lib/common/threading.c
@@ -15,10 +15,11 @@
  * This file will hold wrapper for systems, which do not support pthreads
  */
 
-/* ======   Compiler specifics   ====== */
-#if defined(_MSC_VER)
-#  pragma warning(disable : 4206)        /* disable: C4206: translation unit is empty (when ZSTD_MULTITHREAD is not defined) */
-#endif
+/* When ZSTD_MULTITHREAD is not defined, this file would become an empty translation unit.
+* Include some ISO C header code to prevent this and portably avoid related warnings.
+* (Visual C++: C4206 / GCC: -Wpedantic / Clang: -Wempty-translation-unit)
+*/
+#include <stddef.h>
 
 
 #if defined(ZSTD_MULTITHREAD) && defined(_WIN32)