[analyzer] Use the new registration mechanism on the non-path-sensitive-checkers:

DeadStoresChecker
  ObjCMethSigsChecker
  ObjCUnusedIvarsChecker
  SizeofPointerChecker
  ObjCDeallocChecker
  SecuritySyntaxChecker

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@125779 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Argyrios Kyrtzidis 2011-02-17 21:39:33 +00:00
Родитель 9fb9474c5b
Коммит 7dd445ec20
27 изменённых файлов: 188 добавлений и 147 удалений

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@ -48,22 +48,10 @@ def analysis_CFGAddInitializers : Flag<"-cfg-add-initializers">,
HelpText<"Add C++ initializers to CFGs for all analyses">;
def analysis_DisplayLiveVariables : Flag<"-dump-live-variables">,
HelpText<"Print results of live variable analysis">;
def analysis_SecuritySyntacticChecks : Flag<"-analyzer-check-security-syntactic">,
HelpText<"Perform quick security checks that require no data flow">;
def analysis_WarnDeadStores : Flag<"-analyzer-check-dead-stores">,
HelpText<"Warn about stores to dead variables">;
def analysis_WarnUninitVals : Flag<"-warn-uninit-values">,
HelpText<"Warn about uses of uninitialized variables">;
def analysis_WarnObjCMethSigs : Flag<"-analyzer-check-objc-methodsigs">,
HelpText<"Warn about Objective-C method signatures with type incompatibilities">;
def analysis_WarnObjCDealloc : Flag<"-analyzer-check-objc-missing-dealloc">,
HelpText<"Warn about Objective-C classes that lack a correct implementation of -dealloc">;
def analysis_WarnObjCUnusedIvars : Flag<"-analyzer-check-objc-unused-ivars">,
HelpText<"Warn about private ivars that are never used">;
def analysis_ObjCMemChecker : Flag<"-analyzer-check-objc-mem">,
HelpText<"Run the [Core] Foundation reference count checker">;
def analysis_WarnSizeofPointer : Flag<"-warn-sizeof-pointer">,
HelpText<"Warn about unintended use of sizeof() on pointer expressions">;
def analysis_AnalyzerStats : Flag<"-analyzer-stats">,
HelpText<"Emit warnings with analyzer statistics">;
def analysis_WarnBufferOverflows : Flag<"-analyzer-check-buffer-overflows">,

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@ -24,32 +24,12 @@ ANALYSIS(CFGView, "cfg-view",
ANALYSIS(DisplayLiveVariables, "dump-live-variables",
"Print results of live variable analysis", Code)
ANALYSIS(SecuritySyntacticChecks, "analyzer-check-security-syntactic",
"Perform quick security checks that require no data flow", Code)
ANALYSIS(WarnDeadStores, "analyzer-check-dead-stores",
"Warn about stores to dead variables", Code)
ANALYSIS(WarnUninitVals, "warn-uninit-values",
"Warn about uses of uninitialized variables", Code)
ANALYSIS(WarnObjCMethSigs, "analyzer-check-objc-methodsigs",
"Warn about Objective-C method signatures with type incompatibilities",
ObjCImplementation)
ANALYSIS(WarnObjCDealloc, "analyzer-check-objc-missing-dealloc",
"Warn about Objective-C classes that lack a correct implementation of -dealloc",
ObjCImplementation)
ANALYSIS(WarnObjCUnusedIvars, "analyzer-check-objc-unused-ivars",
"Warn about private ivars that are never used", ObjCImplementation)
ANALYSIS(ObjCMemChecker, "analyzer-check-objc-mem",
"Run the [Core] Foundation reference count checker", Code)
ANALYSIS(WarnSizeofPointer, "warn-sizeof-pointer",
"Warn about unintended use of sizeof() on pointer expressions", Code)
#ifndef ANALYSIS_STORE
#define ANALYSIS_STORE(NAME, CMDFLAG, DESC, CREATFN)
#endif

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@ -36,26 +36,12 @@ class BugType;
class BugReporter;
class ExprEngine;
void CheckDeadStores(CFG &cfg, LiveVariables &L, ParentMap &map,
BugReporter& BR);
TransferFuncs* MakeCFRefCountTF(ASTContext& Ctx, bool GCEnabled,
const LangOptions& lopts);
void CheckObjCDealloc(const ObjCImplementationDecl* D, const LangOptions& L,
BugReporter& BR);
void CheckObjCInstMethSignature(const ObjCImplementationDecl *ID,
BugReporter& BR);
void CheckObjCUnusedIvar(const ObjCImplementationDecl *D, BugReporter& BR);
void RegisterExperimentalChecks(ExprEngine &Eng);
void RegisterExperimentalInternalChecks(ExprEngine &Eng);
void CheckSecuritySyntaxOnly(const Decl *D, BugReporter &BR);
void CheckSizeofPointer(const Decl *D, BugReporter &BR);
void RegisterCallInliner(ExprEngine &Eng);
} // end GR namespace

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@ -928,25 +928,14 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
if (getToolChain().getTriple().getVendor() == llvm::Triple::Apple)
CmdArgs.push_back("-analyzer-checker=macosx");
CmdArgs.push_back("-analyzer-check-dead-stores");
// Checks to perform for Objective-C/Objective-C++.
if (types::isObjC(InputType)) {
// Enable all checkers in 'cocoa' package.
CmdArgs.push_back("-analyzer-checker=cocoa");
CmdArgs.push_back("-analyzer-check-objc-methodsigs");
CmdArgs.push_back("-analyzer-check-objc-unused-ivars");
// Do not enable the missing -dealloc check.
// '-analyzer-check-objc-missing-dealloc',
}
// Checks to perform for all languages *except* C++.
if (!types::isCXX(InputType)) {
// Do not enable the security-syntatic check since it
// it needs to be refined (known issues).
// CmdArgs.push_back("-analyzer-check-security-syntactic");
// NOTE: Leaving -analyzer-check-objc-mem here is intentional.
// It also checks C code.
CmdArgs.push_back("-analyzer-check-objc-mem");

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@ -13,7 +13,9 @@
//
//===----------------------------------------------------------------------===//
#include "clang/StaticAnalyzer/Checkers/LocalCheckers.h"
#include "ClangSACheckers.h"
#include "clang/StaticAnalyzer/Core/CheckerV2.h"
#include "clang/StaticAnalyzer/Core/PathSensitive/AnalysisManager.h"
#include "clang/StaticAnalyzer/Core/BugReporter/PathDiagnostic.h"
#include "clang/StaticAnalyzer/Core/BugReporter/BugReporter.h"
#include "clang/AST/ExprObjC.h"
@ -94,7 +96,7 @@ static bool scan_ivar_release(Stmt* S, ObjCIvarDecl* ID,
return false;
}
void ento::CheckObjCDealloc(const ObjCImplementationDecl* D,
static void checkObjCDealloc(const ObjCImplementationDecl* D,
const LangOptions& LOpts, BugReporter& BR) {
assert (LOpts.getGCMode() != LangOptions::GCOnly);
@ -260,3 +262,23 @@ void ento::CheckObjCDealloc(const ObjCImplementationDecl* D,
}
}
//===----------------------------------------------------------------------===//
// ObjCDeallocChecker
//===----------------------------------------------------------------------===//
namespace {
class ObjCDeallocChecker : public CheckerV2<
check::ASTDecl<ObjCImplementationDecl> > {
public:
void checkASTDecl(const ObjCImplementationDecl *D, AnalysisManager& mgr,
BugReporter &BR) const {
if (mgr.getLangOptions().getGCMode() == LangOptions::GCOnly)
return;
checkObjCDealloc(cast<ObjCImplementationDecl>(D), mgr.getLangOptions(), BR);
}
};
}
void ento::registerObjCDeallocChecker(CheckerManager &mgr) {
mgr.registerChecker<ObjCDeallocChecker>();
}

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@ -13,7 +13,8 @@
//
//===----------------------------------------------------------------------===//
#include "clang/StaticAnalyzer/Checkers/LocalCheckers.h"
#include "ClangSACheckers.h"
#include "clang/StaticAnalyzer/Core/CheckerV2.h"
#include "clang/StaticAnalyzer/Core/BugReporter/PathDiagnostic.h"
#include "clang/StaticAnalyzer/Core/BugReporter/BugReporter.h"
#include "clang/AST/DeclObjC.h"
@ -70,7 +71,7 @@ static void CompareReturnTypes(const ObjCMethodDecl *MethDerived,
}
}
void ento::CheckObjCInstMethSignature(const ObjCImplementationDecl* ID,
static void CheckObjCInstMethSignature(const ObjCImplementationDecl* ID,
BugReporter& BR) {
const ObjCInterfaceDecl* D = ID->getClassInterface();
@ -118,3 +119,22 @@ void ento::CheckObjCInstMethSignature(const ObjCImplementationDecl* ID,
C = C->getSuperClass();
}
}
//===----------------------------------------------------------------------===//
// ObjCMethSigsChecker
//===----------------------------------------------------------------------===//
namespace {
class ObjCMethSigsChecker : public CheckerV2<
check::ASTDecl<ObjCImplementationDecl> > {
public:
void checkASTDecl(const ObjCImplementationDecl *D, AnalysisManager& mgr,
BugReporter &BR) const {
CheckObjCInstMethSignature(D, BR);
}
};
}
void ento::registerObjCMethSigsChecker(CheckerManager &mgr) {
mgr.registerChecker<ObjCMethSigsChecker>();
}

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@ -11,9 +11,10 @@
//
//===----------------------------------------------------------------------===//
#include "clang/Basic/TargetInfo.h"
#include "ClangSACheckers.h"
#include "clang/StaticAnalyzer/Core/CheckerV2.h"
#include "clang/StaticAnalyzer/Core/BugReporter/BugReporter.h"
#include "clang/StaticAnalyzer/Checkers/LocalCheckers.h"
#include "clang/Basic/TargetInfo.h"
#include "clang/AST/StmtVisitor.h"
#include "llvm/Support/raw_ostream.h"
@ -497,10 +498,20 @@ void WalkAST::CheckUncheckedReturnValue(CallExpr *CE) {
}
//===----------------------------------------------------------------------===//
// Entry point for check.
// SecuritySyntaxChecker
//===----------------------------------------------------------------------===//
void ento::CheckSecuritySyntaxOnly(const Decl *D, BugReporter &BR) {
namespace {
class SecuritySyntaxChecker : public CheckerV2<check::ASTCodeBody> {
public:
void checkASTCodeBody(const Decl *D, AnalysisManager& mgr,
BugReporter &BR) const {
WalkAST walker(BR);
walker.Visit(D->getBody());
}
};
}
void ento::registerSecuritySyntaxChecker(CheckerManager &mgr) {
mgr.registerChecker<SecuritySyntaxChecker>();
}

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@ -12,9 +12,10 @@
//
//===----------------------------------------------------------------------===//
#include "ClangSACheckers.h"
#include "clang/StaticAnalyzer/Core/CheckerV2.h"
#include "clang/StaticAnalyzer/Core/BugReporter/BugReporter.h"
#include "clang/AST/StmtVisitor.h"
#include "clang/StaticAnalyzer/Checkers/LocalCheckers.h"
using namespace clang;
using namespace ento;
@ -66,7 +67,21 @@ void WalkAST::VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E) {
}
}
void ento::CheckSizeofPointer(const Decl *D, BugReporter &BR) {
//===----------------------------------------------------------------------===//
// SizeofPointerChecker
//===----------------------------------------------------------------------===//
namespace {
class SizeofPointerChecker : public CheckerV2<check::ASTCodeBody> {
public:
void checkASTCodeBody(const Decl *D, AnalysisManager& mgr,
BugReporter &BR) const {
WalkAST walker(BR);
walker.Visit(D->getBody());
}
};
}
void ento::registerSizeofPointerChecker(CheckerManager &mgr) {
mgr.registerChecker<SizeofPointerChecker>();
}

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@ -21,6 +21,9 @@ def MacOSX : Package<"macosx">;
def CoreExperimental : Package<"experimental">,
InPackage<Core>, Hidden;
def CocoaExperimental : Package<"experimental">,
InPackage<Cocoa>, Hidden;
def UnixExperimental : Package<"experimental">,
InPackage<Unix>, Hidden;
@ -59,6 +62,14 @@ def NSAutoreleasePoolChecker : Checker<"NSAutoreleasePool">,
HelpText<"Warn for subpar uses of NSAutoreleasePool">,
DescFile<"NSAutoreleasePoolChecker.cpp">;
def ObjCMethSigsChecker : Checker<"MethodSigs">,
HelpText<"Warn about Objective-C method signatures with type incompatibilities">,
DescFile<"CheckObjCInstMethSignature.cpp">;
def ObjCUnusedIvarsChecker : Checker<"UnusedIvars">,
HelpText<"Warn about private ivars that are never used">,
DescFile<"ObjCUnusedIVarsChecker.cpp">;
}
def StackAddrLeakChecker : Checker<"StackAddrLeak">,
@ -66,6 +77,11 @@ def StackAddrLeakChecker : Checker<"StackAddrLeak">,
HelpText<"Check that addresses to stack memory are not leaked outside the function">,
DescFile<"StackAddrLeakChecker.cpp">;
def DeadStoresChecker : Checker<"DeadStores">,
InPackage<Core>,
HelpText<"Check for stores to dead variables">,
DescFile<"DeadStoresChecker.cpp">;
def UnixAPIChecker : Checker<"API">,
InPackage<Unix>,
HelpText<"Check calls to various UNIX/Posix functions">,
@ -132,6 +148,21 @@ def PointerSubChecker : Checker<"PointerSub">,
HelpText<"Check for pointer subtractions on two pointers pointing to different memory chunks">,
DescFile<"PointerSubChecker">;
def SizeofPointerChecker : Checker<"SizeofPtr">,
InPackage<CoreExperimental>,
HelpText<"Warn about unintended use of sizeof() on pointer expressions">,
DescFile<"CheckSizeofPointer.cpp">;
def SecuritySyntaxChecker : Checker<"SecuritySyntactic">,
InPackage<CoreExperimental>,
HelpText<"Perform quick security checks that require no data flow">,
DescFile<"CheckSecuritySyntaxOnly.cpp">;
def ObjCDeallocChecker : Checker<"Dealloc">,
InPackage<CocoaExperimental>,
HelpText<"Warn about Objective-C classes that lack a correct implementation of -dealloc">,
DescFile<"CheckObjCDealloc.cpp">;
def ChrootChecker : Checker<"Chroot">,
InPackage<UnixExperimental>,
HelpText<"Check improper use of chroot">,

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@ -12,6 +12,8 @@
//
//===----------------------------------------------------------------------===//
#include "ClangSACheckers.h"
#include "clang/StaticAnalyzer/Core/CheckerV2.h"
#include "clang/StaticAnalyzer/Checkers/LocalCheckers.h"
#include "clang/Analysis/Analyses/LiveVariables.h"
#include "clang/Analysis/Visitors/CFGRecStmtVisitor.h"
@ -335,10 +337,27 @@ public:
} // end anonymous namespace
void ento::CheckDeadStores(CFG &cfg, LiveVariables &L, ParentMap &pmap,
BugReporter& BR) {
//===----------------------------------------------------------------------===//
// DeadStoresChecker
//===----------------------------------------------------------------------===//
namespace {
class DeadStoresChecker : public CheckerV2<check::ASTCodeBody> {
public:
void checkASTCodeBody(const Decl *D, AnalysisManager& mgr,
BugReporter &BR) const {
if (LiveVariables *L = mgr.getLiveVariables(D)) {
CFG &cfg = *mgr.getCFG(D);
ParentMap &pmap = mgr.getParentMap(D);
FindEscaped FS(&cfg);
FS.getCFG().VisitBlockStmts(FS);
DeadStoreObs A(cfg, BR.getContext(), BR, pmap, FS.Escaped);
L.runOnAllBlocks(cfg, &A);
L->runOnAllBlocks(cfg, &A);
}
}
};
}
void ento::registerDeadStoresChecker(CheckerManager &mgr) {
mgr.registerChecker<DeadStoresChecker>();
}

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@ -13,7 +13,8 @@
//
//===----------------------------------------------------------------------===//
#include "clang/StaticAnalyzer/Checkers/LocalCheckers.h"
#include "ClangSACheckers.h"
#include "clang/StaticAnalyzer/Core/CheckerV2.h"
#include "clang/StaticAnalyzer/Core/BugReporter/PathDiagnostic.h"
#include "clang/StaticAnalyzer/Core/BugReporter/BugReporter.h"
#include "clang/AST/ExprObjC.h"
@ -98,7 +99,7 @@ static void Scan(IvarUsageMap &M, const DeclContext *C, const FileID FID,
}
}
void ento::CheckObjCUnusedIvar(const ObjCImplementationDecl *D,
static void checkObjCUnusedIvar(const ObjCImplementationDecl *D,
BugReporter &BR) {
const ObjCInterfaceDecl* ID = D->getClassInterface();
@ -162,3 +163,22 @@ void ento::CheckObjCUnusedIvar(const ObjCImplementationDecl *D,
os.str(), I->first->getLocation());
}
}
//===----------------------------------------------------------------------===//
// ObjCUnusedIvarsChecker
//===----------------------------------------------------------------------===//
namespace {
class ObjCUnusedIvarsChecker : public CheckerV2<
check::ASTDecl<ObjCImplementationDecl> > {
public:
void checkASTDecl(const ObjCImplementationDecl *D, AnalysisManager& mgr,
BugReporter &BR) const {
checkObjCUnusedIvar(D, BR);
}
};
}
void ento::registerObjCUnusedIvarsChecker(CheckerManager &mgr) {
mgr.registerChecker<ObjCUnusedIvarsChecker>();
}

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@ -318,14 +318,6 @@ void AnalysisConsumer::HandleCode(Decl *D, Actions& actions) {
// Analyses
//===----------------------------------------------------------------------===//
static void ActionWarnDeadStores(AnalysisConsumer &C, AnalysisManager& mgr,
Decl *D) {
if (LiveVariables *L = mgr.getLiveVariables(D)) {
BugReporter BR(mgr);
CheckDeadStores(*mgr.getCFG(D), *L, mgr.getParentMap(D), BR);
}
}
static void ActionWarnUninitVals(AnalysisConsumer &C, AnalysisManager& mgr,
Decl *D) {
if (CFG* c = mgr.getCFG(D)) {
@ -434,38 +426,6 @@ static void ActionCFGView(AnalysisConsumer &C, AnalysisManager& mgr, Decl *D) {
}
}
static void ActionSecuritySyntacticChecks(AnalysisConsumer &C,
AnalysisManager &mgr, Decl *D) {
BugReporter BR(mgr);
CheckSecuritySyntaxOnly(D, BR);
}
static void ActionWarnObjCDealloc(AnalysisConsumer &C, AnalysisManager& mgr,
Decl *D) {
if (mgr.getLangOptions().getGCMode() == LangOptions::GCOnly)
return;
BugReporter BR(mgr);
CheckObjCDealloc(cast<ObjCImplementationDecl>(D), mgr.getLangOptions(), BR);
}
static void ActionWarnObjCUnusedIvars(AnalysisConsumer &C, AnalysisManager& mgr,
Decl *D) {
BugReporter BR(mgr);
CheckObjCUnusedIvar(cast<ObjCImplementationDecl>(D), BR);
}
static void ActionWarnObjCMethSigs(AnalysisConsumer &C, AnalysisManager& mgr,
Decl *D) {
BugReporter BR(mgr);
CheckObjCInstMethSignature(cast<ObjCImplementationDecl>(D), BR);
}
static void ActionWarnSizeofPointer(AnalysisConsumer &C, AnalysisManager &mgr,
Decl *D) {
BugReporter BR(mgr);
CheckSizeofPointer(D, BR);
}
//===----------------------------------------------------------------------===//
// AnalysisConsumer creation.
//===----------------------------------------------------------------------===//

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@ -1,4 +1,4 @@
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-missing-dealloc '-DIBOutlet=__attribute__((iboutlet))' %s -verify
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-checker=cocoa.experimental.Dealloc '-DIBOutlet=__attribute__((iboutlet))' %s -verify
typedef signed char BOOL;
@protocol NSObject
- (BOOL)isEqual:(id)object;

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@ -1,7 +1,7 @@
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-check-dead-stores -analyzer-store=basic -analyzer-constraints=basic -verify %s
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-check-dead-stores -analyzer-store=basic -analyzer-constraints=range -verify %s
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-check-dead-stores -analyzer-store=region -analyzer-constraints=basic -verify %s
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-check-dead-stores -analyzer-store=region -analyzer-constraints=range -verify %s
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-checker=core.DeadStores -analyzer-store=basic -analyzer-constraints=basic -verify %s
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-checker=core.DeadStores -analyzer-store=basic -analyzer-constraints=range -verify %s
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-checker=core.DeadStores -analyzer-store=region -analyzer-constraints=basic -verify %s
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-checker=core.DeadStores -analyzer-store=region -analyzer-constraints=range -verify %s
// These declarations were reduced using Delta-Debugging from Foundation.h
// on Mac OS X. The test cases are below.

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@ -1,4 +1,4 @@
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-methodsigs -verify %s
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-checker=cocoa.MethodSigs -verify %s
int printf(const char *, ...);

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@ -1,4 +1,4 @@
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-missing-dealloc %s -verify
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-checker=cocoa.experimental.Dealloc %s -verify
// Tests for the checker which checks missing/extra ivar 'release' calls
// in dealloc.

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@ -1,4 +1,4 @@
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-check-dead-stores -verify -Wno-unreachable-code -analyzer-opt-analyze-nested-blocks -analyzer-stats %s
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-checker=core.DeadStores -verify -Wno-unreachable-code -analyzer-opt-analyze-nested-blocks -analyzer-stats %s
int foo();

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@ -1,4 +1,4 @@
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-dead-stores -warn-uninit-values -verify %s
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-checker=core.DeadStores -warn-uninit-values -verify %s
void f1()
{

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@ -1,8 +1,8 @@
// RUN: %clang_cc1 -Wunused-variable -analyze -analyzer-checker=core.experimental.IdempotentOps -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-check-dead-stores -fblocks -verify -Wno-unreachable-code -analyzer-opt-analyze-nested-blocks %s
// RUN: %clang_cc1 -Wunused-variable -analyze -analyzer-checker=core.experimental.IdempotentOps -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=basic -analyzer-constraints=basic -analyzer-check-dead-stores -fblocks -verify -Wno-unreachable-code -analyzer-opt-analyze-nested-blocks %s
// RUN: %clang_cc1 -Wunused-variable -analyze -analyzer-checker=core.experimental.IdempotentOps -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=basic -analyzer-constraints=range -analyzer-check-dead-stores -fblocks -verify -Wno-unreachable-code -analyzer-opt-analyze-nested-blocks %s
// RUN: %clang_cc1 -Wunused-variable -analyze -analyzer-checker=core.experimental.IdempotentOps -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=basic -analyzer-check-dead-stores -fblocks -verify -Wno-unreachable-code -analyzer-opt-analyze-nested-blocks %s
// RUN: %clang_cc1 -Wunused-variable -analyze -analyzer-checker=core.experimental.IdempotentOps -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=range -analyzer-check-dead-stores -fblocks -verify -Wno-unreachable-code -analyzer-opt-analyze-nested-blocks %s
// RUN: %clang_cc1 -Wunused-variable -analyze -analyzer-checker=core.experimental.IdempotentOps -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-checker=core.DeadStores -fblocks -verify -Wno-unreachable-code -analyzer-opt-analyze-nested-blocks %s
// RUN: %clang_cc1 -Wunused-variable -analyze -analyzer-checker=core.experimental.IdempotentOps -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=basic -analyzer-constraints=basic -analyzer-checker=core.DeadStores -fblocks -verify -Wno-unreachable-code -analyzer-opt-analyze-nested-blocks %s
// RUN: %clang_cc1 -Wunused-variable -analyze -analyzer-checker=core.experimental.IdempotentOps -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=basic -analyzer-constraints=range -analyzer-checker=core.DeadStores -fblocks -verify -Wno-unreachable-code -analyzer-opt-analyze-nested-blocks %s
// RUN: %clang_cc1 -Wunused-variable -analyze -analyzer-checker=core.experimental.IdempotentOps -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=basic -analyzer-checker=core.DeadStores -fblocks -verify -Wno-unreachable-code -analyzer-opt-analyze-nested-blocks %s
// RUN: %clang_cc1 -Wunused-variable -analyze -analyzer-checker=core.experimental.IdempotentOps -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=range -analyzer-checker=core.DeadStores -fblocks -verify -Wno-unreachable-code -analyzer-opt-analyze-nested-blocks %s
void f1() {
int k, y; // expected-warning{{unused variable 'k'}} expected-warning{{unused variable 'y'}}

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// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-dead-stores -verify -Wno-unreachable-code %s
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=basic -analyzer-constraints=basic -analyzer-check-dead-stores -verify -Wno-unreachable-code %s
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=basic -analyzer-constraints=range -analyzer-check-dead-stores -verify -Wno-unreachable-code %s
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=basic -analyzer-check-dead-stores -verify -Wno-unreachable-code %s
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=range -analyzer-check-dead-stores -verify -Wno-unreachable-code %s
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-checker=core.DeadStores -verify -Wno-unreachable-code %s
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=basic -analyzer-constraints=basic -analyzer-checker=core.DeadStores -verify -Wno-unreachable-code %s
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=basic -analyzer-constraints=range -analyzer-checker=core.DeadStores -verify -Wno-unreachable-code %s
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=basic -analyzer-checker=core.DeadStores -verify -Wno-unreachable-code %s
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-objc-mem -analyzer-store=region -analyzer-constraints=range -analyzer-checker=core.DeadStores -verify -Wno-unreachable-code %s
//===----------------------------------------------------------------------===//
// Basic dead store checking (but in C++ mode).

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// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-dead-stores -verify %s
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-checker=core.DeadStores -verify %s
typedef signed char BOOL;
typedef unsigned int NSUInteger;

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// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-check-dead-stores -verify %s
// RUN: %clang_cc1 -analyze -analyzer-experimental-internal-checks -analyzer-checker=core.DeadStores -verify %s
//
// This test exercises the live variables analysis (LiveVariables.cpp).
// The case originally identified a non-termination bug.

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// RUN: %clang_cc1 -triple i686-pc-linux-gnu -analyze -analyzer-check-security-syntactic %s -verify
// RUN: %clang_cc1 -triple i686-pc-linux-gnu -analyze -analyzer-checker=core.experimental.SecuritySyntactic %s -verify
// This file complements 'security-syntax-checks.m', but tests that we omit
// specific checks on platforms where they don't make sense.

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// RUN: %clang_cc1 -triple i386-apple-darwin10 -analyze -analyzer-check-security-syntactic %s -verify
// RUN: %clang_cc1 -triple i386-apple-darwin10 -analyze -analyzer-checker=core.experimental.SecuritySyntactic %s -verify
// <rdar://problem/6336718> rule request: floating point used as loop
// condition (FLP30-C, FLP-30-CPP)

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// RUN: %clang_cc1 -analyze -warn-sizeof-pointer -verify %s
// RUN: %clang_cc1 -analyze -analyzer-checker=core.experimental.SizeofPtr -verify %s
struct s {
};

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// RUN: %clang_cc1 -analyze -analyzer-checker=core.experimental.UnreachableCode -analyzer-check-objc-mem -analyzer-check-dead-stores -verify -analyzer-opt-analyze-nested-blocks -Wno-unused-value %s
// RUN: %clang_cc1 -analyze -analyzer-checker=core.experimental.UnreachableCode -analyzer-check-objc-mem -analyzer-checker=core.DeadStores -verify -analyzer-opt-analyze-nested-blocks -Wno-unused-value %s
extern void foo(int a);

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// RUN: %clang_cc1 -fobjc-nonfragile-abi -fblocks -analyze -analyzer-check-objc-unused-ivars %s -verify
// RUN: %clang_cc1 -fobjc-nonfragile-abi -fblocks -analyze -analyzer-checker=cocoa.UnusedIvars %s -verify
//===--- BEGIN: Delta-debugging reduced headers. --------------------------===//