From 9137f59ec1216ceef8e4569640748d8bdc452593 Mon Sep 17 00:00:00 2001
From: XMRig <support@xmrig.com>
Date: Tue, 16 Apr 2019 02:00:27 +0700
Subject: [PATCH] #1012 Fixed _rotr detection.

---
 cmake/flags.cmake | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/cmake/flags.cmake b/cmake/flags.cmake
index 2f3eb208a..d50b5c84b 100644
--- a/cmake/flags.cmake
+++ b/cmake/flags.cmake
@@ -75,6 +75,9 @@ elseif (CMAKE_CXX_COMPILER_ID MATCHES Clang)
         set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -maes")
 
         check_symbol_exists("_rotr" "x86intrin.h" HAVE_ROTR)
+        if (HAVE_ROTR)
+            add_definitions(/DHAVE_ROTR)
+        endif()
     endif()
 
 endif()