Nuitka
The Python compiler
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HelpersOperationBinaryDivmodUtils.c
1// Copyright 2025, Kay Hayen, mailto:kay.hayen@gmail.com find license text at end of file
2
3/* These are defines used in floordiv code.
4
5 */
6
7// This file is included from another C file, help IDEs to still parse it on
8// its own.
9#ifdef __IDE_ONLY__
10#include "nuitka/prelude.h"
11#endif
12
13#include <float.h>
14
15/* Check if unary negation would not fit into long */
16#define UNARY_NEG_WOULD_OVERFLOW(x) ((x) < 0 && (unsigned long)(x) == 0 - (unsigned long)(x))
17/* This is from pyport.h */
18#define WIDTH_OF_ULONG (CHAR_BIT * SIZEOF_LONG)
19
20// Part of "Nuitka", an optimizing Python compiler that is compatible and
21// integrates with CPython, but also works on its own.
22//
23// Licensed under the Apache License, Version 2.0 (the "License");
24// you may not use this file except in compliance with the License.
25// You may obtain a copy of the License at
26//
27// http://www.apache.org/licenses/LICENSE-2.0
28//
29// Unless required by applicable law or agreed to in writing, software
30// distributed under the License is distributed on an "AS IS" BASIS,
31// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
32// See the License for the specific language governing permissions and
33// limitations under the License.