Fix include for MSVC compiler (GH #972)

Thanks @wyattoday

1 files changed, 2 insertions, 2 deletions

diff --git a/cpu.cpp b/cpu.cpp
index 390dcfb1..5b92b165 100644
--- a/cpu.cpp
+++ b/cpu.cpp
@@ -14,9 +14,9 @@
 #include "misc.h"

 #include "stdcpp.h"

 

-// For _xgetbv on Microsoft 32-bit and 64-bit platforms

+// For _xgetbv on Microsoft 32-bit and 64-bit Intel platforms

 // https://github.com/weidai11/cryptopp/issues/972

-#if _MSC_VER >= 1600

+#if _MSC_VER >= 1600 && (defined(_M_IX86) || defined(_M_X64))

 # include <immintrin.h>

 #endif