// -*- C++ -*-

//===----------------------------------------------------------------------===//

//

// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.

// See https://llvm.org/LICENSE.txt for license information.

// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

//

//===----------------------------------------------------------------------===//

#if defined(__need_malloc_and_calloc)

#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)

#  pragma GCC system_header

#endif

#include_next <stdlib.h>

#elif !defined(_LIBCPP_STDLIB_H)

#define _LIBCPP_STDLIB_H

/*

    stdlib.h synopsis

Macros:

    EXIT_FAILURE

    EXIT_SUCCESS

    MB_CUR_MAX

    NULL

    RAND_MAX

Types:

    size_t

    div_t

    ldiv_t

    lldiv_t                                                               // C99

double    atof (const char* nptr);

int       atoi (const char* nptr);

long      atol (const char* nptr);

long long atoll(const char* nptr);                                        // C99

double             strtod  (const char* restrict nptr, char** restrict endptr);

float              strtof  (const char* restrict nptr, char** restrict endptr); // C99

long double        strtold (const char* restrict nptr, char** restrict endptr); // C99

long               strtol  (const char* restrict nptr, char** restrict endptr, int base);

long long          strtoll (const char* restrict nptr, char** restrict endptr, int base); // C99

unsigned long      strtoul (const char* restrict nptr, char** restrict endptr, int base);

unsigned long long strtoull(const char* restrict nptr, char** restrict endptr, int base); // C99

int rand(void);

void srand(unsigned int seed);

void* calloc(size_t nmemb, size_t size);

void free(void* ptr);

void* malloc(size_t size);

void* realloc(void* ptr, size_t size);

void abort(void);

int atexit(void (*func)(void));

void exit(int status);

void _Exit(int status);

char* getenv(const char* name);

int system(const char* string);

void* bsearch(const void* key, const void* base, size_t nmemb, size_t size,

              int (*compar)(const void *, const void *));

void qsort(void* base, size_t nmemb, size_t size,

           int (*compar)(const void *, const void *));

int         abs(      int j);

long        abs(     long j);

long long   abs(long long j);                                             // C++0X

long       labs(     long j);

long long llabs(long long j);                                             // C99

div_t     div(      int numer,       int denom);

ldiv_t    div(     long numer,      long denom);

lldiv_t   div(long long numer, long long denom);                          // C++0X

ldiv_t   ldiv(     long numer,      long denom);

lldiv_t lldiv(long long numer, long long denom);                          // C99

int mblen(const char* s, size_t n);

int mbtowc(wchar_t* restrict pwc, const char* restrict s, size_t n);

int wctomb(char* s, wchar_t wchar);

size_t mbstowcs(wchar_t* restrict pwcs, const char* restrict s, size_t n);

size_t wcstombs(char* restrict s, const wchar_t* restrict pwcs, size_t n);

int at_quick_exit(void (*func)(void))                                     // C++11

void quick_exit(int status);                                              // C++11

void *aligned_alloc(size_t alignment, size_t size);                       // C11

*/

#include <__config>

#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)

#  pragma GCC system_header

#endif

#  if __has_include_next(<stdlib.h>)

#    include_next <stdlib.h>

#  endif

#ifdef __cplusplus

extern "C++" {

// abs

#ifdef abs

# undef abs

#endif

#ifdef labs

# undef labs

#endif

#ifdef llabs

# undef llabs

#endif

// MSVCRT already has the correct prototype in <stdlib.h> if __cplusplus is defined

#if !defined(_LIBCPP_MSVCRT) && !defined(__sun__)

_LIBCPP_NODISCARD_EXT inline _LIBCPP_INLINE_VISIBILITY long abs(long __x) _NOEXCEPT {

  return __builtin_labs(__x);

}

_LIBCPP_NODISCARD_EXT inline _LIBCPP_INLINE_VISIBILITY long long abs(long long __x) _NOEXCEPT {

  return __builtin_llabs(__x);

}

#endif // !defined(_LIBCPP_MSVCRT) && !defined(__sun__)

#if !defined(__sun__)

_LIBCPP_NODISCARD_EXT inline _LIBCPP_INLINE_VISIBILITY float abs(float __lcpp_x) _NOEXCEPT {

  return __builtin_fabsf(__lcpp_x); // Use builtins to prevent needing math.h

}

_LIBCPP_NODISCARD_EXT inline _LIBCPP_INLINE_VISIBILITY double abs(double __lcpp_x) _NOEXCEPT {

  return __builtin_fabs(__lcpp_x);

}

_LIBCPP_NODISCARD_EXT inline _LIBCPP_INLINE_VISIBILITY long double

abs(long double __lcpp_x) _NOEXCEPT {

  return __builtin_fabsl(__lcpp_x);

}

#endif // !defined(__sun__)

// div

#ifdef div

# undef div

#endif

#ifdef ldiv

# undef ldiv

#endif

#ifdef lldiv

# undef lldiv

#endif

// MSVCRT already has the correct prototype in <stdlib.h> if __cplusplus is defined

#if !defined(_LIBCPP_MSVCRT) && !defined(__sun__)

inline _LIBCPP_INLINE_VISIBILITY ldiv_t div(long __x, long __y) _NOEXCEPT {

  return ::ldiv(__x, __y);

}

#if !(defined(__FreeBSD__) && !defined(__LONG_LONG_SUPPORTED))

inline _LIBCPP_INLINE_VISIBILITY lldiv_t div(long long __x,

                                             long long __y) _NOEXCEPT {

  return ::lldiv(__x, __y);

}

#endif

#endif // _LIBCPP_MSVCRT / __sun__

} // extern "C++"

#endif // __cplusplus

#endif // _LIBCPP_STDLIB_H