/*
- * Copyright 2016 Facebook, Inc.
+ * Copyright 2017 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
# define FOLLY_DEPRECATED(msg)
#endif
-// noinline
-#ifdef _MSC_VER
-# define FOLLY_NOINLINE __declspec(noinline)
-#elif defined(__clang__) || defined(__GNUC__)
-# define FOLLY_NOINLINE __attribute__((__noinline__))
-#else
-# define FOLLY_NOINLINE
-#endif
-
-// always inline
-#ifdef _MSC_VER
-# define FOLLY_ALWAYS_INLINE __forceinline
-#elif defined(__clang__) || defined(__GNUC__)
-# define FOLLY_ALWAYS_INLINE inline __attribute__((__always_inline__))
-#else
-# define FOLLY_ALWAYS_INLINE inline
-#endif
-
// warn unused result
#if defined(_MSC_VER) && (_MSC_VER >= 1700)
#define FOLLY_WARN_UNUSED_RESULT _Check_return_
# define FOLLY_PPC64 0
#endif
+namespace folly {
+constexpr bool kIsArchAmd64 = FOLLY_X64 == 1;
+constexpr bool kIsArchAArch64 = FOLLY_A64 == 1;
+constexpr bool kIsArchPPC64 = FOLLY_PPC64 == 1;
+}
+
// packing is very ugly in msvc
#ifdef _MSC_VER
# define FOLLY_PACK_ATTR /**/
# define FOLLY_MSVC_DISABLE_WARNING(warningNumber)
#endif
+#ifdef HAVE_SHADOW_LOCAL_WARNINGS
+#define FOLLY_GCC_DISABLE_NEW_SHADOW_WARNINGS \
+ FOLLY_GCC_DISABLE_WARNING(shadow-compatible-local) \
+ FOLLY_GCC_DISABLE_WARNING(shadow-local)
+#else
+#define FOLLY_GCC_DISABLE_NEW_SHADOW_WARNINGS /* empty */
+#endif
+
#if defined(__GNUC__) && !defined(__APPLE__) && !__GNUC_PREREQ(4,9)
// https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56019
// gcc 4.8.x incorrectly placed max_align_t in the root namespace
#else
constexpr auto kIsLinux = false;
#endif
+
+#if defined(_WIN32)
+constexpr auto kIsWindows = true;
+#else
+constexpr auto kIsWindows = false;
+#endif
}