From: Martin Willi <martin@revosec.ch>
Date: Wed, 15 Apr 2015 12:20:52 +0000 (+0200)
Subject: utils: Support __has_feature() macro on non-LLVM compilers by returning 0
X-Git-Tag: 5.9.8dr4~11^2~17
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1866d335387eb4657bb323e3b4b2c74f92d65be8;p=thirdparty%2Fstrongswan.git

utils: Support __has_feature() macro on non-LLVM compilers by returning 0
---

diff --git a/src/libstrongswan/utils/utils.h b/src/libstrongswan/utils/utils.h
index c7ccd3afac..120b159508 100644
--- a/src/libstrongswan/utils/utils.h
+++ b/src/libstrongswan/utils/utils.h
@@ -112,6 +112,13 @@ void utils_deinit();
 #define BUILD_ASSERT_ARRAY(a) \
 		BUILD_ASSERT(!__builtin_types_compatible_p(typeof(a), typeof(&(a)[0])))
 
+/**
+ * LLVM/Clang __has_feature support
+ */
+#ifndef __has_feature
+# define __has_feature(x) 0
+#endif
+
 /**
  * Debug macro to follow control flow
  */