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-rw-r--r--contrib/llvm/tools/clang/lib/Checker/NSAutoreleasePoolChecker.cpp86
1 files changed, 0 insertions, 86 deletions
diff --git a/contrib/llvm/tools/clang/lib/Checker/NSAutoreleasePoolChecker.cpp b/contrib/llvm/tools/clang/lib/Checker/NSAutoreleasePoolChecker.cpp
deleted file mode 100644
index 48f03a3..0000000
--- a/contrib/llvm/tools/clang/lib/Checker/NSAutoreleasePoolChecker.cpp
+++ /dev/null
@@ -1,86 +0,0 @@
-//=- NSAutoreleasePoolChecker.cpp --------------------------------*- C++ -*-==//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file defines a NSAutoreleasePoolChecker, a small checker that warns
-// about subpar uses of NSAutoreleasePool. Note that while the check itself
-// (in it's current form) could be written as a flow-insensitive check, in
-// can be potentially enhanced in the future with flow-sensitive information.
-// It is also a good example of the CheckerVisitor interface.
-//
-//===----------------------------------------------------------------------===//
-
-#include "clang/Checker/BugReporter/BugReporter.h"
-#include "clang/Checker/PathSensitive/GRExprEngine.h"
-#include "clang/Checker/PathSensitive/CheckerVisitor.h"
-#include "BasicObjCFoundationChecks.h"
-#include "clang/AST/DeclObjC.h"
-#include "clang/AST/Decl.h"
-
-using namespace clang;
-
-namespace {
-class NSAutoreleasePoolChecker
- : public CheckerVisitor<NSAutoreleasePoolChecker> {
-
- Selector releaseS;
-
-public:
- NSAutoreleasePoolChecker(Selector release_s) : releaseS(release_s) {}
-
- static void *getTag() {
- static int x = 0;
- return &x;
- }
-
- void PreVisitObjCMessageExpr(CheckerContext &C, const ObjCMessageExpr *ME);
-};
-
-} // end anonymous namespace
-
-
-void clang::RegisterNSAutoreleasePoolChecks(GRExprEngine &Eng) {
- ASTContext &Ctx = Eng.getContext();
- if (Ctx.getLangOptions().getGCMode() != LangOptions::NonGC) {
- Eng.registerCheck(new NSAutoreleasePoolChecker(GetNullarySelector("release",
- Ctx)));
- }
-}
-
-void
-NSAutoreleasePoolChecker::PreVisitObjCMessageExpr(CheckerContext &C,
- const ObjCMessageExpr *ME) {
-
- const Expr *receiver = ME->getInstanceReceiver();
- if (!receiver)
- return;
-
- // FIXME: Enhance with value-tracking information instead of consulting
- // the type of the expression.
- const ObjCObjectPointerType* PT =
- receiver->getType()->getAs<ObjCObjectPointerType>();
-
- if (!PT)
- return;
- const ObjCInterfaceDecl* OD = PT->getInterfaceDecl();
- if (!OD)
- return;
- if (!OD->getIdentifier()->getName().equals("NSAutoreleasePool"))
- return;
-
- // Sending 'release' message?
- if (ME->getSelector() != releaseS)
- return;
-
- SourceRange R = ME->getSourceRange();
-
- C.getBugReporter().EmitBasicReport("Use -drain instead of -release",
- "API Upgrade (Apple)",
- "Use -drain instead of -release when using NSAutoreleasePool "
- "and garbage collection", ME->getLocStart(), &R, 1);
-}
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