From 5d3a4996388b88acfa689642b0ca43dc2d9724c1 Mon Sep 17 00:00:00 2001
From: Jeffrey Walton <noloader@gmail.com>
Date: Tue, 19 Apr 2016 04:06:01 -0400
Subject: [PATCH] Fix Apple Clang 6.0/Clang 3.5 compile

---
 blake2.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/blake2.cpp b/blake2.cpp
index 7c1b9b8d..62be06f8 100644
--- a/blake2.cpp
+++ b/blake2.cpp
@@ -23,6 +23,12 @@ NAMESPACE_BEGIN(CryptoPP)
 # undef CRYPTOPP_BOOL_SSE4_INTRINSICS_AVAILABLE
 #endif
 
+// Apple Clang 6.0/Clang 3.5 does not have SSSE3
+//   http://llvm.org/bugs/show_bug.cgi?id=20213
+#if (defined(CRYPTOPP_APPLE_CLANG_VERSION) && (CRYPTOPP_APPLE_CLANG_VERSION <= 60000)) || (defined(CRYPTOPP_CLANG_VERSION) && (CRYPTOPP_CLANG_VERSION <= 30500))
+# undef CRYPTOPP_BOOL_SSE4_INTRINSICS_AVAILABLE
+#endif
+
 // C/C++ implementation
 static inline void BLAKE2_CXX_Compress32(const byte* input, BLAKE2_State<word32, false>& state);
 static inline void BLAKE2_CXX_Compress64(const byte* input, BLAKE2_State<word64, true>& state);