/*
- * Copyright 2014 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.
#include <folly/Portability.h>
// None of this is necessary if we're compiling for a target that supports
-// popcnt
-#ifndef __POPCNT__
-
+// popcnt, which includes MSVC
+#if !defined(__POPCNT__) && !defined(_MSC_VER)
namespace {
int popcount_builtin(unsigned int x) {
// or popcount_builtin
int popcount(unsigned int x)
#if FOLLY_HAVE_IFUNC && !defined(FOLLY_SANITIZE_ADDRESS)
- __attribute__((ifunc("folly_popcount_ifunc")));
+ __attribute__((__ifunc__("folly_popcount_ifunc")));
#else
{ return popcount_builtin(x); }
#endif
// or popcountll_builtin
int popcountll(unsigned long long x)
#if FOLLY_HAVE_IFUNC && !defined(FOLLY_SANITIZE_ADDRESS)
- __attribute__((ifunc("folly_popcountll_ifunc")));
+ __attribute__((__ifunc__("folly_popcountll_ifunc")));
#else
{ return popcountll_builtin(x); }
#endif