//===----------------------------------------------------------------------===//
//
// Part of libcu++, the C++ Standard Library for your entire system,
// 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
// SPDX-FileCopyrightText: Copyright (c) 2023 NVIDIA CORPORATION & AFFILIATES.
//
//===----------------------------------------------------------------------===//

// MIT License
//
// Modifications Copyright (C) 2026 Advanced Micro Devices, Inc. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.

#ifndef _CUDA_STD_CLIMITS
#define _CUDA_STD_CLIMITS

#include <cuda/std/detail/__config>

#if defined(_CCCL_IMPLICIT_SYSTEM_HEADER_GCC)
#  pragma GCC system_header
#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_CLANG)
#  pragma clang system_header
#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
#  pragma system_header
#endif // no system header

_CCCL_PUSH_MACROS

#if !_CCCL_COMPILER(NVRTC) && !defined(_CCCL_COMPILER_HIPRTC)
#  include <climits>
#else // ^^^ !_CCCL_COMPILER(NVRTC) ^^^ / vvv _CCCL_COMPILER(NVRTC) vvv
#  define CHAR_BIT 8

#  define SCHAR_MIN         (-128)
#  define SCHAR_MAX         127
#  define UCHAR_MAX         255
#  define __CHAR_UNSIGNED__ ('\xff' > 0) // CURSED
#  if __CHAR_UNSIGNED__
#    define CHAR_MIN 0
#    define CHAR_MAX UCHAR_MAX
#  else
#    define CHAR_MIN SCHAR_MIN
#    define CHAR_MAX SCHAR_MAX
#  endif
#  define SHRT_MIN  (-SHRT_MAX - 1)
#  define SHRT_MAX  0x7fff
#  define USHRT_MAX 0xffff
#  define INT_MIN   (-INT_MAX - 1)
#  define INT_MAX   0x7fffffff
#  define UINT_MAX  0xffffffff
#  define LONG_MIN  (-LONG_MAX - 1)
#  ifdef __LP64__
#    define LONG_MAX  LLONG_MAX
#    define ULONG_MAX ULLONG_MAX
#  else
#    define LONG_MAX  INT_MAX
#    define ULONG_MAX UINT_MAX
#  endif
#  define LLONG_MIN  (-LLONG_MAX - 1)
#  define LLONG_MAX  0x7fffffffffffffffLL
#  define ULLONG_MAX 0xffffffffffffffffUL

#  define __FLT_RADIX__      2
#  define __FLT_MANT_DIG__   24
#  define __FLT_DIG__        6
#  define __FLT_MIN__        1.17549435082228750796873653722224568e-38F
#  define __FLT_MAX__        3.40282346638528859811704183484516925e+38F
#  define __FLT_EPSILON__    1.19209289550781250000000000000000000e-7F
#  define __FLT_MIN_EXP__    (-125)
#  define __FLT_MIN_10_EXP__ (-37)
#  define __FLT_MAX_EXP__    128
#  define __FLT_MAX_10_EXP__ 38
#  define __FLT_DENORM_MIN__ 1.40129846432481707092372958328991613e-45F
#  define __DBL_MANT_DIG__   53
#  define __DBL_DIG__        15
#  define __DBL_MIN__        2.22507385850720138309023271733240406e-308
#  define __DBL_MAX__        1.79769313486231570814527423731704357e+308
#  define __DBL_EPSILON__    2.22044604925031308084726333618164062e-16
#  define __DBL_MIN_EXP__    (-1021)
#  define __DBL_MIN_10_EXP__ (-307)
#  define __DBL_MAX_EXP__    1024
#  define __DBL_MAX_10_EXP__ 308
#  define __DBL_DENORM_MIN__ 4.94065645841246544176568792868221372e-324
#endif // _CCCL_COMPILER(NVRTC)

#if _CCCL_COMPILER(MSVC)
#  include <cuda/std/__limits/msvc_win32.h>
#endif // _CCCL_COMPILER(MSVC)

#ifndef __CHAR_BIT__
#  define __CHAR_BIT__ 8
#endif // !__CHAR_BIT__

_CCCL_POP_MACROS

#endif // _CUDA_STD_CLIMITS