[Minor] Another try to fix broken gcc

diff --git a/src/libcryptobox/CMakeLists.txt b/src/libcryptobox/CMakeLists.txt
index 3c83f21f9accd0323e599134428f263708b9e8c8..09a1db4678a9f6d309a4310cecd5cf920bbbe591 100644 (file)
--- a/src/libcryptobox/CMakeLists.txt
+++ b/src/libcryptobox/CMakeLists.txt
@@ -71,6 +71,10 @@ IF("${ARCH}" STREQUAL "x86_64")
 #define __AVX2__
 #endif
 
+#if __GNUC__ <= 4 && __GNUC_MINOR__ <= 8
+#error Broken due to compiler bug
+#endif
+
 #include <immintrin.h>
 static void foo(const char* a) __attribute__((__target__(\"avx2\")));
 static void foo(const char* a)