From: Yann Collet <cyan@fb.com>
Date: Sat, 24 Mar 2018 02:04:48 +0000 (-0700)
Subject: added __has_attribute() define for non-clang compilers
X-Git-Tag: v1.3.4~1^2~5^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F1073%2Fhead;p=thirdparty%2Fzstd.git

added __has_attribute() define for non-clang compilers
---

diff --git a/lib/common/compiler.h b/lib/common/compiler.h
index a6044c861..e90a3bcde 100644
--- a/lib/common/compiler.h
+++ b/lib/common/compiler.h
@@ -64,6 +64,9 @@
 #endif
 
 /* target attribute */
+#ifndef __has_attribute
+  #define __has_attribute(x) 0  /* Compatibility with non-clang compilers. */
+#endif
 #if defined(__GNUC__)
 #  define TARGET_ATTRIBUTE(target) __attribute__((__target__(target)))
 #else