/*
- * Copyright 2015 Facebook, Inc.
+ * Copyright 2016 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
// Functions to provide smarter use of jemalloc, if jemalloc is being used.
// http://www.canonware.com/download/jemalloc/jemalloc-latest/doc/jemalloc.html
-#ifndef FOLLY_MALLOC_H_
-#define FOLLY_MALLOC_H_
+#pragma once
/**
* Define various MALLOCX_* macros normally provided by jemalloc. We define
#if defined(_GLIBCXX_USE_FB) && !defined(_LIBSTDCXX_FBSTRING)
#include <folly/detail/Malloc.h>
+#include <folly/portability/BitsFunctexcept.h>
#include <string>
__attribute__((__weak__));
#include <bits/functexcept.h>
+
#define FOLLY_HAVE_MALLOC_H 1
-#else
+
+#else // !defined(_LIBSTDCXX_FBSTRING)
+
#include <folly/detail/Malloc.h> /* nolint */
+#include <folly/portability/BitsFunctexcept.h> /* nolint */
+
#endif
// for malloc_usable_size
-// NOTE: FreeBSD 9 doesn't have malloc.h. It's defitions
+// NOTE: FreeBSD 9 doesn't have malloc.h. Its definitions
// are found in stdlib.h.
#if FOLLY_HAVE_MALLOC_H
#include <malloc.h>
#endif
// Cannot depend on Portability.h when _LIBSTDCXX_FBSTRING.
-#ifdef __GNUC__
+// Disabled for nvcc because it fails on attributes on lambdas.
+#if defined(__GNUC__) && !defined(__NVCC__)
#define FOLLY_MALLOC_NOINLINE __attribute__((__noinline__))
#else
#define FOLLY_MALLOC_NOINLINE
}
inline size_t goodMallocSize(size_t minSize) noexcept {
+ if (minSize == 0) {
+ return 0;
+ }
+
if (!usingJEMalloc()) {
// Not using jemalloc - no smarts
return minSize;
} // folly
#endif // !defined(_GLIBCXX_USE_FB) || defined(_LIBSTDCXX_FBSTRING)
-
-#endif // FOLLY_MALLOC_H_