/Users/buildslave/jenkins/workspace/coverage/llvm-project/clang/include/clang/Analysis/FlowSensitive/NoopAnalysis.h
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1 | | //===-- NoopAnalysis.h ------------------------------------------*- 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 | | // |
9 | | // This file defines a NoopAnalysis class that just uses the builtin transfer. |
10 | | // |
11 | | //===----------------------------------------------------------------------===// |
12 | | |
13 | | #ifndef LLVM_CLANG_ANALYSIS_FLOWSENSITIVE_NOOPANALYSIS_H |
14 | | #define LLVM_CLANG_ANALYSIS_FLOWSENSITIVE_NOOPANALYSIS_H |
15 | | |
16 | | #include "clang/AST/ASTContext.h" |
17 | | #include "clang/Analysis/CFG.h" |
18 | | #include "clang/Analysis/FlowSensitive/DataflowAnalysis.h" |
19 | | #include "clang/Analysis/FlowSensitive/DataflowEnvironment.h" |
20 | | #include "clang/Analysis/FlowSensitive/NoopLattice.h" |
21 | | |
22 | | namespace clang { |
23 | | namespace dataflow { |
24 | | |
25 | | class NoopAnalysis : public DataflowAnalysis<NoopAnalysis, NoopLattice> { |
26 | | public: |
27 | | /// Deprecated. Use the `DataflowAnalysisOptions` constructor instead. |
28 | | NoopAnalysis(ASTContext &Context, bool ApplyBuiltinTransfer) |
29 | | : DataflowAnalysis<NoopAnalysis, NoopLattice>(Context, |
30 | | ApplyBuiltinTransfer) {} |
31 | | |
32 | | /// `ApplyBuiltinTransfer` controls whether to run the built-in transfer |
33 | | /// functions that model memory during the analysis. Their results are not |
34 | | /// used by `NoopAnalysis`, but tests that need to inspect the environment |
35 | | /// should enable them. |
36 | | NoopAnalysis(ASTContext &Context, DataflowAnalysisOptions Options) |
37 | 216 | : DataflowAnalysis<NoopAnalysis, NoopLattice>(Context, Options) {} |
38 | | |
39 | 386 | static NoopLattice initialElement() { return {}; } |
40 | | |
41 | 2.96k | void transfer(const CFGElement &E, NoopLattice &L, Environment &Env) {} |
42 | | }; |
43 | | |
44 | | } // namespace dataflow |
45 | | } // namespace clang |
46 | | |
47 | | #endif // LLVM_CLANG_ANALYSIS_FLOWSENSITIVE_NOOPANALYSIS_H |