llvm-project/clang/lib/StaticAnalyzer/Core/CheckerContext.cpp

34 lines
1.3 KiB
C++

//== CheckerContext.cpp - Context info for path-sensitive checkers-----------=//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines CheckerContext that provides contextual info for
// path-sensitive checkers.
//
//===----------------------------------------------------------------------===//
#include "clang/StaticAnalyzer/Core/PathSensitive/CheckerContext.h"
using namespace clang;
using namespace ento;
CheckerContext::~CheckerContext() {
// Do we need to autotransition? 'Dst' can get populated in a variety of
// ways, including 'addTransition()' adding the predecessor node to Dst
// without actually generated a new node. We also shouldn't autotransition
// if we are building sinks or we generated a node and decided to not
// add it as a transition.
if (Dst.size() == size && !B.BuildSinks && !B.hasGeneratedNode) {
if (ST && ST != Pred->getState()) {
static SimpleProgramPointTag autoTransitionTag("CheckerContext : auto");
addTransition(ST, &autoTransitionTag);
}
else
Dst.Add(Pred);
}
}