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authordim <dim@FreeBSD.org>2011-02-26 22:09:03 +0000
committerdim <dim@FreeBSD.org>2011-02-26 22:09:03 +0000
commita0fb00f9837bd0d2e5948f16f6a6b82a7a628f51 (patch)
treeabae0246ec9156cc1a7cbb947b2b0dfe95fa3189 /lib/StaticAnalyzer/Checkers/ArrayBoundChecker.cpp
parent39fcc9a984e2820e4ea0fa2ac4abd17d9f3a31df (diff)
downloadFreeBSD-src-a0fb00f9837bd0d2e5948f16f6a6b82a7a628f51.zip
FreeBSD-src-a0fb00f9837bd0d2e5948f16f6a6b82a7a628f51.tar.gz
Vendor import of clang trunk r126547:
http://llvm.org/svn/llvm-project/cfe/trunk@126547
Diffstat (limited to 'lib/StaticAnalyzer/Checkers/ArrayBoundChecker.cpp')
-rw-r--r--lib/StaticAnalyzer/Checkers/ArrayBoundChecker.cpp32
1 files changed, 16 insertions, 16 deletions
diff --git a/lib/StaticAnalyzer/Checkers/ArrayBoundChecker.cpp b/lib/StaticAnalyzer/Checkers/ArrayBoundChecker.cpp
index 9194791..25e224e 100644
--- a/lib/StaticAnalyzer/Checkers/ArrayBoundChecker.cpp
+++ b/lib/StaticAnalyzer/Checkers/ArrayBoundChecker.cpp
@@ -12,9 +12,11 @@
//
//===----------------------------------------------------------------------===//
-#include "InternalChecks.h"
+#include "ClangSACheckers.h"
+#include "clang/StaticAnalyzer/Core/CheckerV2.h"
+#include "clang/StaticAnalyzer/Core/CheckerManager.h"
+#include "clang/StaticAnalyzer/Core/PathSensitive/CheckerContext.h"
#include "clang/StaticAnalyzer/Core/BugReporter/BugType.h"
-#include "clang/StaticAnalyzer/Core/PathSensitive/CheckerVisitor.h"
#include "clang/StaticAnalyzer/Core/PathSensitive/ExprEngine.h"
using namespace clang;
@@ -22,21 +24,15 @@ using namespace ento;
namespace {
class ArrayBoundChecker :
- public CheckerVisitor<ArrayBoundChecker> {
- BuiltinBug *BT;
+ public CheckerV2<check::Location> {
+ mutable llvm::OwningPtr<BuiltinBug> BT;
public:
- ArrayBoundChecker() : BT(0) {}
- static void *getTag() { static int x = 0; return &x; }
- void visitLocation(CheckerContext &C, const Stmt *S, SVal l, bool isLoad);
+ void checkLocation(SVal l, bool isLoad, CheckerContext &C) const;
};
}
-void ento::RegisterArrayBoundChecker(ExprEngine &Eng) {
- Eng.registerCheck(new ArrayBoundChecker());
-}
-
-void ArrayBoundChecker::visitLocation(CheckerContext &C, const Stmt *S, SVal l,
- bool isLoad) {
+void ArrayBoundChecker::checkLocation(SVal l, bool isLoad,
+ CheckerContext &C) const {
// Check for out of bound array element access.
const MemRegion *R = l.getAsRegion();
if (!R)
@@ -69,8 +65,8 @@ void ArrayBoundChecker::visitLocation(CheckerContext &C, const Stmt *S, SVal l,
return;
if (!BT)
- BT = new BuiltinBug("Out-of-bound array access",
- "Access out-of-bound array element (buffer overflow)");
+ BT.reset(new BuiltinBug("Out-of-bound array access",
+ "Access out-of-bound array element (buffer overflow)"));
// FIXME: It would be nice to eventually make this diagnostic more clear,
// e.g., by referencing the original declaration or by saying *why* this
@@ -80,7 +76,7 @@ void ArrayBoundChecker::visitLocation(CheckerContext &C, const Stmt *S, SVal l,
RangedBugReport *report =
new RangedBugReport(*BT, BT->getDescription(), N);
- report->addRange(S->getSourceRange());
+ report->addRange(C.getStmt()->getSourceRange());
C.EmitReport(report);
return;
}
@@ -90,3 +86,7 @@ void ArrayBoundChecker::visitLocation(CheckerContext &C, const Stmt *S, SVal l,
assert(StInBound);
C.addTransition(StInBound);
}
+
+void ento::registerArrayBoundChecker(CheckerManager &mgr) {
+ mgr.registerChecker<ArrayBoundChecker>();
+}
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