1//===--- LoopWidening.h - Widen loops ---------------------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8/// \file
9/// This header contains the declarations of functions which are used to widen
10/// loops which do not otherwise exit. The widening is done by invalidating
11/// anything which might be modified by the body of the loop.
12///
13//===----------------------------------------------------------------------===//
14
15#ifndef LLVM_CLANG_STATICANALYZER_CORE_PATHSENSITIVE_LOOPWIDENING_H
16#define LLVM_CLANG_STATICANALYZER_CORE_PATHSENSITIVE_LOOPWIDENING_H
17
18#include "clang/Analysis/CFG.h"
19#include "clang/StaticAnalyzer/Core/PathSensitive/ProgramState.h"
20
21namespace clang {
22namespace ento {
23
24/// Get the states that result from widening the loop.
25///
26/// Widen the loop by invalidating anything that might be modified
27/// by the loop body in any iteration.
28ProgramStateRef getWidenedLoopState(ProgramStateRef PrevState,
29 const LocationContext *LCtx,
30 unsigned BlockCount, const Stmt *LoopStmt);
31
32} // end namespace ento
33} // end namespace clang
34
35#endif
36

source code of clang/include/clang/StaticAnalyzer/Core/PathSensitive/LoopWidening.h