From 63b7ec288796b7248b3ad551246fd2e31c922a31 Mon Sep 17 00:00:00 2001
From: SChernykh <sergey.v.chernykh@gmail.com>
Date: Mon, 29 Nov 2021 09:48:15 +0100
Subject: [PATCH] Check compiler support for VAES

---
 cmake/cpu.cmake | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/cmake/cpu.cmake b/cmake/cpu.cmake
index 4fd1f25a..4a661b23 100644
--- a/cmake/cpu.cmake
+++ b/cmake/cpu.cmake
@@ -9,6 +9,18 @@ if (NOT CMAKE_SYSTEM_PROCESSOR)
     message(WARNING "CMAKE_SYSTEM_PROCESSOR not defined")
 endif()
 
+include(CheckCXXCompilerFlag)
+
+if (CMAKE_CXX_COMPILER_ID MATCHES MSVC)
+    set(VAES_SUPPORTED ON)
+else()
+    CHECK_CXX_COMPILER_FLAG("-mavx2 -mvaes" VAES_SUPPORTED)
+endif()
+
+if (NOT VAES_SUPPORTED)
+    set(WITH_VAES OFF)
+endif()
+
 if (XMRIG_64_BIT AND CMAKE_SYSTEM_PROCESSOR MATCHES "^(x86_64|AMD64)$")
     add_definitions(-DRAPIDJSON_SSE2)
 else()
@@ -30,8 +42,6 @@ if (ARM_TARGET AND ARM_TARGET GREATER 6)
 
     message(STATUS "Use ARM_TARGET=${ARM_TARGET} (${CMAKE_SYSTEM_PROCESSOR})")
 
-    include(CheckCXXCompilerFlag)
-
     if (ARM_TARGET EQUAL 8)
         CHECK_CXX_COMPILER_FLAG(-march=armv8-a+crypto XMRIG_ARM_CRYPTO)