Support UWP/arm64 target

* src/atomic_ops.h [_MSC_VER && _M_ARM64]: Include msftc/x86_64.h.

diff --git a/src/atomic_ops.h b/src/atomic_ops.h
index d7a70f4b85468bc69f16eb0b0fbd79faa074f7e3..6d0c60d14f94affdd0fd72189ef7dedc2a9d771e 100644 (file)
--- a/src/atomic_ops.h
+++ b/src/atomic_ops.h
@@ -383,7 +383,7 @@
 
 #if defined(_MSC_VER) || defined(__DMC__) || defined(__BORLANDC__) \
         || (defined(__WATCOMC__) && defined(__NT__))
-# if defined(_AMD64_) || defined(_M_X64)
+# if defined(_AMD64_) || defined(_M_X64) || defined(_M_ARM64)
 #   include "atomic_ops/sysdeps/msftc/x86_64.h"
 # elif defined(_M_IX86) || defined(x86)
 #   include "atomic_ops/sysdeps/msftc/x86.h"