1 //== Checker.cpp - Registration mechanism for checkers -----------*- 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 Checker, used to create and register checkers.
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #include "clang/StaticAnalyzer/Core/PathSensitive/ProgramState.h"
14 #include "clang/StaticAnalyzer/Core/Checker.h"
15 
16 using namespace clang;
17 using namespace ento;
18 
19 int ImplicitNullDerefEvent::Tag;
20 
21 StringRef CheckerBase::getTagDescription() const {
22   return getCheckerName().getName();
23 }
24 
25 CheckerNameRef CheckerBase::getCheckerName() const { return Name; }
26 
27 CheckerProgramPointTag::CheckerProgramPointTag(StringRef CheckerName,
28                                                StringRef Msg)
29   : SimpleProgramPointTag(CheckerName, Msg) {}
30 
31 CheckerProgramPointTag::CheckerProgramPointTag(const CheckerBase *Checker,
32                                                StringRef Msg)
33     : SimpleProgramPointTag(Checker->getCheckerName().getName(), Msg) {}
34 
35 raw_ostream& clang::ento::operator<<(raw_ostream &Out,
36                                      const CheckerBase &Checker) {
37   Out << Checker.getCheckerName().getName();
38   return Out;
39 }
40