summaryrefslogtreecommitdiffstats
path: root/contrib/llvm/tools/clang/lib/Checker/UndefinedArraySubscriptChecker.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'contrib/llvm/tools/clang/lib/Checker/UndefinedArraySubscriptChecker.cpp')
-rw-r--r--contrib/llvm/tools/clang/lib/Checker/UndefinedArraySubscriptChecker.cpp56
1 files changed, 0 insertions, 56 deletions
diff --git a/contrib/llvm/tools/clang/lib/Checker/UndefinedArraySubscriptChecker.cpp b/contrib/llvm/tools/clang/lib/Checker/UndefinedArraySubscriptChecker.cpp
deleted file mode 100644
index 148629e..0000000
--- a/contrib/llvm/tools/clang/lib/Checker/UndefinedArraySubscriptChecker.cpp
+++ /dev/null
@@ -1,56 +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 GRExprEngine
-// that performs checks for undefined array subscripts.
-//
-//===----------------------------------------------------------------------===//
-
-#include "GRExprEngineInternalChecks.h"
-#include "clang/Checker/BugReporter/BugType.h"
-#include "clang/Checker/PathSensitive/CheckerVisitor.h"
-
-using namespace clang;
-
-namespace {
-class UndefinedArraySubscriptChecker
- : public CheckerVisitor<UndefinedArraySubscriptChecker> {
- BugType *BT;
-public:
- UndefinedArraySubscriptChecker() : BT(0) {}
- static void *getTag() {
- static int x = 0;
- return &x;
- }
- void PreVisitArraySubscriptExpr(CheckerContext &C,
- const ArraySubscriptExpr *A);
-};
-} // end anonymous namespace
-
-void clang::RegisterUndefinedArraySubscriptChecker(GRExprEngine &Eng) {
- Eng.registerCheck(new UndefinedArraySubscriptChecker());
-}
-
-void
-UndefinedArraySubscriptChecker::PreVisitArraySubscriptExpr(CheckerContext &C,
- const ArraySubscriptExpr *A) {
- if (C.getState()->getSVal(A->getIdx()).isUndef()) {
- if (ExplodedNode *N = C.GenerateSink()) {
- if (!BT)
- BT = new BuiltinBug("Array subscript is undefined");
-
- // Generate a report for this bug.
- EnhancedBugReport *R = new EnhancedBugReport(*BT, BT->getName(), N);
- R->addRange(A->getIdx()->getSourceRange());
- R->addVisitorCreator(bugreporter::registerTrackNullOrUndefValue,
- A->getIdx());
- C.EmitReport(R);
- }
- }
-}
OpenPOWER on IntegriCloud