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| author | 2020-08-03 15:06:44 +0000 | |
|---|---|---|
| committer | 2020-08-03 15:06:44 +0000 | |
| commit | b64793999546ed8adebaeebd9d8345d18db8927d (patch) | |
| tree | 4357c27b561d73b0e089727c6ed659f2ceff5f47 /gnu/llvm/tools/clang/lib/StaticAnalyzer/Checkers/UndefinedArraySubscriptChecker.cpp | |
| parent | Add support for UTF-8 DISPLAY-HINTs with octet length. For now only (diff) | |
| download | wireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.tar.xz wireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.zip | |
Remove LLVM 8.0.1 files.
Diffstat (limited to 'gnu/llvm/tools/clang/lib/StaticAnalyzer/Checkers/UndefinedArraySubscriptChecker.cpp')
| -rw-r--r-- | gnu/llvm/tools/clang/lib/StaticAnalyzer/Checkers/UndefinedArraySubscriptChecker.cpp | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/gnu/llvm/tools/clang/lib/StaticAnalyzer/Checkers/UndefinedArraySubscriptChecker.cpp b/gnu/llvm/tools/clang/lib/StaticAnalyzer/Checkers/UndefinedArraySubscriptChecker.cpp deleted file mode 100644 index 1d78d7cebd6..00000000000 --- a/gnu/llvm/tools/clang/lib/StaticAnalyzer/Checkers/UndefinedArraySubscriptChecker.cpp +++ /dev/null @@ -1,64 +0,0 @@ -//===--- UndefinedArraySubscriptChecker.h ----------------------*- C++ -*--===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This defines UndefinedArraySubscriptChecker, a builtin check in ExprEngine -// that performs checks for undefined array subscripts. -// -//===----------------------------------------------------------------------===// - -#include "clang/StaticAnalyzer/Checkers/BuiltinCheckerRegistration.h" -#include "clang/AST/DeclCXX.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 UndefinedArraySubscriptChecker - : public Checker< check::PreStmt<ArraySubscriptExpr> > { - mutable std::unique_ptr<BugType> BT; - -public: - void checkPreStmt(const ArraySubscriptExpr *A, CheckerContext &C) const; -}; -} // end anonymous namespace - -void -UndefinedArraySubscriptChecker::checkPreStmt(const ArraySubscriptExpr *A, - CheckerContext &C) const { - const Expr *Index = A->getIdx(); - if (!C.getSVal(Index).isUndef()) - return; - - // Sema generates anonymous array variables for copying array struct fields. - // Don't warn if we're in an implicitly-generated constructor. - const Decl *D = C.getLocationContext()->getDecl(); - if (const CXXConstructorDecl *Ctor = dyn_cast<CXXConstructorDecl>(D)) - if (Ctor->isDefaulted()) - return; - - ExplodedNode *N = C.generateErrorNode(); - if (!N) - return; - if (!BT) - BT.reset(new BuiltinBug(this, "Array subscript is undefined")); - - // Generate a report for this bug. - auto R = llvm::make_unique<BugReport>(*BT, BT->getName(), N); - R->addRange(A->getIdx()->getSourceRange()); - bugreporter::trackExpressionValue(N, A->getIdx(), *R); - C.emitReport(std::move(R)); -} - -void ento::registerUndefinedArraySubscriptChecker(CheckerManager &mgr) { - mgr.registerChecker<UndefinedArraySubscriptChecker>(); -} |
