================ @@ -0,0 +1,86 @@ +//=======- MemoryUnsafeCastChecker.cpp -------------------------*- C++ -*-==// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// +// +// This file defines MemoryUnsafeCast checker, which checks for casts from a +// base type to a derived type. +//===----------------------------------------------------------------------===// + +#include "clang/AST/ASTContext.h" +#include "clang/StaticAnalyzer/Checkers/BuiltinCheckerRegistration.h" +#include "clang/StaticAnalyzer/Core/BugReporter/BugType.h" +#include "clang/StaticAnalyzer/Core/Checker.h" +#include "clang/StaticAnalyzer/Core/CheckerManager.h" +#include "clang/StaticAnalyzer/Core/PathSensitive/CheckerContext.h" + +using namespace clang; +using namespace ento; + +namespace { +class MemoryUnsafeCastChecker : public Checker<check::PreStmt<CastExpr>> { + BugType BT{this, ""}; + +public: + void checkPreStmt(const CastExpr *CE, CheckerContext &C) const; +}; +} // end namespace + +void emitWarning(CheckerContext &C, const CastExpr &CE, const BugType &BT, + QualType FromType, QualType ToType) { + ExplodedNode *errorNode = C.generateNonFatalErrorNode(); + if (!errorNode) + return; + SmallString<192> Buf; + llvm::raw_svector_ostream OS(Buf); + OS << "Memory unsafe cast from base type '"; ---------------- rniwa wrote:
I don't think "Memory" is adding much value here. Maybe just say "unsafe cast"? https://github.com/llvm/llvm-project/pull/114606 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
