1 //===--- CGDeclCXX.cpp - Emit LLVM Code for C++ declarations --------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This contains code dealing with code generation of C++ declarations
12 //===----------------------------------------------------------------------===//
14 #include "CodeGenFunction.h"
16 #include "CGObjCRuntime.h"
17 #include "CGOpenMPRuntime.h"
18 #include "clang/Frontend/CodeGenOptions.h"
19 #include "llvm/ADT/StringExtras.h"
20 #include "llvm/IR/Intrinsics.h"
21 #include "llvm/Support/Path.h"
23 using namespace clang;
24 using namespace CodeGen;
26 static void EmitDeclInit(CodeGenFunction &CGF, const VarDecl &D,
27 llvm::Constant *DeclPtr) {
28 assert(D.hasGlobalStorage() && "VarDecl must have global storage!");
29 assert(!D.getType()->isReferenceType() &&
30 "Should not call EmitDeclInit on a reference!");
32 ASTContext &Context = CGF.getContext();
34 CharUnits alignment = Context.getDeclAlign(&D);
35 QualType type = D.getType();
36 LValue lv = CGF.MakeAddrLValue(DeclPtr, type, alignment);
38 const Expr *Init = D.getInit();
39 switch (CGF.getEvaluationKind(type)) {
41 CodeGenModule &CGM = CGF.CGM;
42 if (lv.isObjCStrong())
43 CGM.getObjCRuntime().EmitObjCGlobalAssign(CGF, CGF.EmitScalarExpr(Init),
44 DeclPtr, D.getTLSKind());
45 else if (lv.isObjCWeak())
46 CGM.getObjCRuntime().EmitObjCWeakAssign(CGF, CGF.EmitScalarExpr(Init),
49 CGF.EmitScalarInit(Init, &D, lv, false);
53 CGF.EmitComplexExprIntoLValue(Init, lv, /*isInit*/ true);
56 CGF.EmitAggExpr(Init, AggValueSlot::forLValue(lv,AggValueSlot::IsDestructed,
57 AggValueSlot::DoesNotNeedGCBarriers,
58 AggValueSlot::IsNotAliased));
61 llvm_unreachable("bad evaluation kind");
64 /// Emit code to cause the destruction of the given variable with
65 /// static storage duration.
66 static void EmitDeclDestroy(CodeGenFunction &CGF, const VarDecl &D,
67 llvm::Constant *addr) {
68 CodeGenModule &CGM = CGF.CGM;
70 // FIXME: __attribute__((cleanup)) ?
72 QualType type = D.getType();
73 QualType::DestructionKind dtorKind = type.isDestructedType();
76 case QualType::DK_none:
79 case QualType::DK_cxx_destructor:
82 case QualType::DK_objc_strong_lifetime:
83 case QualType::DK_objc_weak_lifetime:
84 // We don't care about releasing objects during process teardown.
85 assert(!D.getTLSKind() && "should have rejected this");
89 llvm::Constant *function;
90 llvm::Constant *argument;
92 // Special-case non-array C++ destructors, where there's a function
93 // with the right signature that we can just call.
94 const CXXRecordDecl *record = nullptr;
95 if (dtorKind == QualType::DK_cxx_destructor &&
96 (record = type->getAsCXXRecordDecl())) {
97 assert(!record->hasTrivialDestructor());
98 CXXDestructorDecl *dtor = record->getDestructor();
100 function = CGM.getAddrOfCXXStructor(dtor, StructorType::Complete);
101 argument = llvm::ConstantExpr::getBitCast(
102 addr, CGF.getTypes().ConvertType(type)->getPointerTo());
104 // Otherwise, the standard logic requires a helper function.
106 function = CodeGenFunction(CGM)
107 .generateDestroyHelper(addr, type, CGF.getDestroyer(dtorKind),
108 CGF.needsEHCleanup(dtorKind), &D);
109 argument = llvm::Constant::getNullValue(CGF.Int8PtrTy);
112 CGM.getCXXABI().registerGlobalDtor(CGF, D, function, argument);
115 /// Emit code to cause the variable at the given address to be considered as
116 /// constant from this point onwards.
117 static void EmitDeclInvariant(CodeGenFunction &CGF, const VarDecl &D,
118 llvm::Constant *Addr) {
119 // Don't emit the intrinsic if we're not optimizing.
120 if (!CGF.CGM.getCodeGenOpts().OptimizationLevel)
123 // Grab the llvm.invariant.start intrinsic.
124 llvm::Intrinsic::ID InvStartID = llvm::Intrinsic::invariant_start;
125 llvm::Constant *InvariantStart = CGF.CGM.getIntrinsic(InvStartID);
127 // Emit a call with the size in bytes of the object.
128 CharUnits WidthChars = CGF.getContext().getTypeSizeInChars(D.getType());
129 uint64_t Width = WidthChars.getQuantity();
130 llvm::Value *Args[2] = { llvm::ConstantInt::getSigned(CGF.Int64Ty, Width),
131 llvm::ConstantExpr::getBitCast(Addr, CGF.Int8PtrTy)};
132 CGF.Builder.CreateCall(InvariantStart, Args);
135 void CodeGenFunction::EmitCXXGlobalVarDeclInit(const VarDecl &D,
136 llvm::Constant *DeclPtr,
139 const Expr *Init = D.getInit();
140 QualType T = D.getType();
142 // The address space of a static local variable (DeclPtr) may be different
143 // from the address space of the "this" argument of the constructor. In that
144 // case, we need an addrspacecast before calling the constructor.
146 // struct StructWithCtor {
147 // __device__ StructWithCtor() {...}
149 // __device__ void foo() {
150 // __shared__ StructWithCtor s;
154 // For example, in the above CUDA code, the static local variable s has a
155 // "shared" address space qualifier, but the constructor of StructWithCtor
156 // expects "this" in the "generic" address space.
157 unsigned ExpectedAddrSpace = getContext().getTargetAddressSpace(T);
158 unsigned ActualAddrSpace = DeclPtr->getType()->getPointerAddressSpace();
159 if (ActualAddrSpace != ExpectedAddrSpace) {
160 llvm::Type *LTy = CGM.getTypes().ConvertTypeForMem(T);
161 llvm::PointerType *PTy = llvm::PointerType::get(LTy, ExpectedAddrSpace);
162 DeclPtr = llvm::ConstantExpr::getAddrSpaceCast(DeclPtr, PTy);
165 if (!T->isReferenceType()) {
166 if (getLangOpts().OpenMP && D.hasAttr<OMPThreadPrivateDeclAttr>())
167 (void)CGM.getOpenMPRuntime().emitThreadPrivateVarDefinition(
168 &D, DeclPtr, D.getAttr<OMPThreadPrivateDeclAttr>()->getLocation(),
171 EmitDeclInit(*this, D, DeclPtr);
172 if (CGM.isTypeConstant(D.getType(), true))
173 EmitDeclInvariant(*this, D, DeclPtr);
175 EmitDeclDestroy(*this, D, DeclPtr);
179 assert(PerformInit && "cannot have constant initializer which needs "
180 "destruction for reference");
181 unsigned Alignment = getContext().getDeclAlign(&D).getQuantity();
182 RValue RV = EmitReferenceBindingToExpr(Init);
183 EmitStoreOfScalar(RV.getScalarVal(), DeclPtr, false, Alignment, T);
186 /// Create a stub function, suitable for being passed to atexit,
187 /// which passes the given address to the given destructor function.
188 llvm::Constant *CodeGenFunction::createAtExitStub(const VarDecl &VD,
189 llvm::Constant *dtor,
190 llvm::Constant *addr) {
191 // Get the destructor function type, void(*)(void).
192 llvm::FunctionType *ty = llvm::FunctionType::get(CGM.VoidTy, false);
193 SmallString<256> FnName;
195 llvm::raw_svector_ostream Out(FnName);
196 CGM.getCXXABI().getMangleContext().mangleDynamicAtExitDestructor(&VD, Out);
198 llvm::Function *fn = CGM.CreateGlobalInitOrDestructFunction(ty, FnName.str(),
201 CodeGenFunction CGF(CGM);
203 CGF.StartFunction(&VD, CGM.getContext().VoidTy, fn,
204 CGM.getTypes().arrangeNullaryFunction(), FunctionArgList());
206 llvm::CallInst *call = CGF.Builder.CreateCall(dtor, addr);
208 // Make sure the call and the callee agree on calling convention.
209 if (llvm::Function *dtorFn =
210 dyn_cast<llvm::Function>(dtor->stripPointerCasts()))
211 call->setCallingConv(dtorFn->getCallingConv());
213 CGF.FinishFunction();
218 /// Register a global destructor using the C atexit runtime function.
219 void CodeGenFunction::registerGlobalDtorWithAtExit(const VarDecl &VD,
220 llvm::Constant *dtor,
221 llvm::Constant *addr) {
222 // Create a function which calls the destructor.
223 llvm::Constant *dtorStub = createAtExitStub(VD, dtor, addr);
225 // extern "C" int atexit(void (*f)(void));
226 llvm::FunctionType *atexitTy =
227 llvm::FunctionType::get(IntTy, dtorStub->getType(), false);
229 llvm::Constant *atexit =
230 CGM.CreateRuntimeFunction(atexitTy, "atexit");
231 if (llvm::Function *atexitFn = dyn_cast<llvm::Function>(atexit))
232 atexitFn->setDoesNotThrow();
234 EmitNounwindRuntimeCall(atexit, dtorStub);
237 void CodeGenFunction::EmitCXXGuardedInit(const VarDecl &D,
238 llvm::GlobalVariable *DeclPtr,
240 // If we've been asked to forbid guard variables, emit an error now.
241 // This diagnostic is hard-coded for Darwin's use case; we can find
242 // better phrasing if someone else needs it.
243 if (CGM.getCodeGenOpts().ForbidGuardVariables)
244 CGM.Error(D.getLocation(),
245 "this initialization requires a guard variable, which "
246 "the kernel does not support");
248 CGM.getCXXABI().EmitGuardedInit(*this, D, DeclPtr, PerformInit);
251 llvm::Function *CodeGenModule::CreateGlobalInitOrDestructFunction(
252 llvm::FunctionType *FTy, const Twine &Name, SourceLocation Loc, bool TLS) {
254 llvm::Function::Create(FTy, llvm::GlobalValue::InternalLinkage,
256 if (!getLangOpts().AppleKext && !TLS) {
257 // Set the section if needed.
258 if (const char *Section = getTarget().getStaticInitSectionSpecifier())
259 Fn->setSection(Section);
262 SetLLVMFunctionAttributes(nullptr, getTypes().arrangeNullaryFunction(), Fn);
264 Fn->setCallingConv(getRuntimeCC());
266 if (!getLangOpts().Exceptions)
267 Fn->setDoesNotThrow();
269 if (!isInSanitizerBlacklist(Fn, Loc)) {
270 if (getLangOpts().Sanitize.hasOneOf(SanitizerKind::Address |
271 SanitizerKind::KernelAddress))
272 Fn->addFnAttr(llvm::Attribute::SanitizeAddress);
273 if (getLangOpts().Sanitize.has(SanitizerKind::Thread))
274 Fn->addFnAttr(llvm::Attribute::SanitizeThread);
275 if (getLangOpts().Sanitize.has(SanitizerKind::Memory))
276 Fn->addFnAttr(llvm::Attribute::SanitizeMemory);
277 if (getLangOpts().Sanitize.has(SanitizerKind::SafeStack))
278 Fn->addFnAttr(llvm::Attribute::SafeStack);
284 /// Create a global pointer to a function that will initialize a global
285 /// variable. The user has requested that this pointer be emitted in a specific
287 void CodeGenModule::EmitPointerToInitFunc(const VarDecl *D,
288 llvm::GlobalVariable *GV,
289 llvm::Function *InitFunc,
291 llvm::GlobalVariable *PtrArray = new llvm::GlobalVariable(
292 TheModule, InitFunc->getType(), /*isConstant=*/true,
293 llvm::GlobalValue::PrivateLinkage, InitFunc, "__cxx_init_fn_ptr");
294 PtrArray->setSection(ISA->getSection());
295 addUsedGlobal(PtrArray);
297 // If the GV is already in a comdat group, then we have to join it.
298 if (llvm::Comdat *C = GV->getComdat())
299 PtrArray->setComdat(C);
303 CodeGenModule::EmitCXXGlobalVarDeclInitFunc(const VarDecl *D,
304 llvm::GlobalVariable *Addr,
306 // Check if we've already initialized this decl.
307 auto I = DelayedCXXInitPosition.find(D);
308 if (I != DelayedCXXInitPosition.end() && I->second == ~0U)
311 llvm::FunctionType *FTy = llvm::FunctionType::get(VoidTy, false);
312 SmallString<256> FnName;
314 llvm::raw_svector_ostream Out(FnName);
315 getCXXABI().getMangleContext().mangleDynamicInitializer(D, Out);
318 // Create a variable initialization function.
320 CreateGlobalInitOrDestructFunction(FTy, FnName.str(), D->getLocation());
322 auto *ISA = D->getAttr<InitSegAttr>();
323 CodeGenFunction(*this).GenerateCXXGlobalVarDeclInitFunc(Fn, D, Addr,
326 llvm::GlobalVariable *COMDATKey =
327 supportsCOMDAT() && D->isExternallyVisible() ? Addr : nullptr;
329 if (D->getTLSKind()) {
330 // FIXME: Should we support init_priority for thread_local?
331 // FIXME: Ideally, initialization of instantiated thread_local static data
332 // members of class templates should not trigger initialization of other
333 // entities in the TU.
334 // FIXME: We only need to register one __cxa_thread_atexit function for the
336 CXXThreadLocalInits.push_back(Fn);
337 CXXThreadLocalInitVars.push_back(Addr);
338 } else if (PerformInit && ISA) {
339 EmitPointerToInitFunc(D, Addr, Fn, ISA);
340 } else if (auto *IPA = D->getAttr<InitPriorityAttr>()) {
341 OrderGlobalInits Key(IPA->getPriority(), PrioritizedCXXGlobalInits.size());
342 PrioritizedCXXGlobalInits.push_back(std::make_pair(Key, Fn));
343 } else if (isTemplateInstantiation(D->getTemplateSpecializationKind())) {
344 // C++ [basic.start.init]p2:
345 // Definitions of explicitly specialized class template static data
346 // members have ordered initialization. Other class template static data
347 // members (i.e., implicitly or explicitly instantiated specializations)
348 // have unordered initialization.
350 // As a consequence, we can put them into their own llvm.global_ctors entry.
352 // If the global is externally visible, put the initializer into a COMDAT
353 // group with the global being initialized. On most platforms, this is a
354 // minor startup time optimization. In the MS C++ ABI, there are no guard
355 // variables, so this COMDAT key is required for correctness.
356 AddGlobalCtor(Fn, 65535, COMDATKey);
357 } else if (D->hasAttr<SelectAnyAttr>()) {
358 // SelectAny globals will be comdat-folded. Put the initializer into a
359 // COMDAT group associated with the global, so the initializers get folded
361 AddGlobalCtor(Fn, 65535, COMDATKey);
363 I = DelayedCXXInitPosition.find(D); // Re-do lookup in case of re-hash.
364 if (I == DelayedCXXInitPosition.end()) {
365 CXXGlobalInits.push_back(Fn);
366 } else if (I->second != ~0U) {
367 assert(I->second < CXXGlobalInits.size() &&
368 CXXGlobalInits[I->second] == nullptr);
369 CXXGlobalInits[I->second] = Fn;
373 // Remember that we already emitted the initializer for this global.
374 DelayedCXXInitPosition[D] = ~0U;
377 void CodeGenModule::EmitCXXThreadLocalInitFunc() {
378 getCXXABI().EmitThreadLocalInitFuncs(
379 *this, CXXThreadLocals, CXXThreadLocalInits, CXXThreadLocalInitVars);
381 CXXThreadLocalInits.clear();
382 CXXThreadLocalInitVars.clear();
383 CXXThreadLocals.clear();
387 CodeGenModule::EmitCXXGlobalInitFunc() {
388 while (!CXXGlobalInits.empty() && !CXXGlobalInits.back())
389 CXXGlobalInits.pop_back();
391 if (CXXGlobalInits.empty() && PrioritizedCXXGlobalInits.empty())
394 llvm::FunctionType *FTy = llvm::FunctionType::get(VoidTy, false);
397 // Create our global initialization function.
398 if (!PrioritizedCXXGlobalInits.empty()) {
399 SmallVector<llvm::Function *, 8> LocalCXXGlobalInits;
400 llvm::array_pod_sort(PrioritizedCXXGlobalInits.begin(),
401 PrioritizedCXXGlobalInits.end());
402 // Iterate over "chunks" of ctors with same priority and emit each chunk
403 // into separate function. Note - everything is sorted first by priority,
404 // second - by lex order, so we emit ctor functions in proper order.
405 for (SmallVectorImpl<GlobalInitData >::iterator
406 I = PrioritizedCXXGlobalInits.begin(),
407 E = PrioritizedCXXGlobalInits.end(); I != E; ) {
408 SmallVectorImpl<GlobalInitData >::iterator
409 PrioE = std::upper_bound(I + 1, E, *I, GlobalInitPriorityCmp());
411 LocalCXXGlobalInits.clear();
412 unsigned Priority = I->first.priority;
413 // Compute the function suffix from priority. Prepend with zeroes to make
414 // sure the function names are also ordered as priorities.
415 std::string PrioritySuffix = llvm::utostr(Priority);
416 // Priority is always <= 65535 (enforced by sema).
417 PrioritySuffix = std::string(6-PrioritySuffix.size(), '0')+PrioritySuffix;
418 llvm::Function *Fn = CreateGlobalInitOrDestructFunction(
419 FTy, "_GLOBAL__I_" + PrioritySuffix);
421 for (; I < PrioE; ++I)
422 LocalCXXGlobalInits.push_back(I->second);
424 CodeGenFunction(*this).GenerateCXXGlobalInitFunc(Fn, LocalCXXGlobalInits);
425 AddGlobalCtor(Fn, Priority);
427 PrioritizedCXXGlobalInits.clear();
430 SmallString<128> FileName;
431 SourceManager &SM = Context.getSourceManager();
432 if (const FileEntry *MainFile = SM.getFileEntryForID(SM.getMainFileID())) {
433 // Include the filename in the symbol name. Including "sub_" matches gcc and
434 // makes sure these symbols appear lexicographically behind the symbols with
435 // priority emitted above.
436 FileName = llvm::sys::path::filename(MainFile->getName());
441 for (size_t i = 0; i < FileName.size(); ++i) {
442 // Replace everything that's not [a-zA-Z0-9._] with a _. This set happens
443 // to be the set of C preprocessing numbers.
444 if (!isPreprocessingNumberBody(FileName[i]))
448 llvm::Function *Fn = CreateGlobalInitOrDestructFunction(
449 FTy, llvm::Twine("_GLOBAL__sub_I_", FileName));
451 CodeGenFunction(*this).GenerateCXXGlobalInitFunc(Fn, CXXGlobalInits);
454 CXXGlobalInits.clear();
457 void CodeGenModule::EmitCXXGlobalDtorFunc() {
458 if (CXXGlobalDtors.empty())
461 llvm::FunctionType *FTy = llvm::FunctionType::get(VoidTy, false);
463 // Create our global destructor function.
464 llvm::Function *Fn = CreateGlobalInitOrDestructFunction(FTy, "_GLOBAL__D_a");
466 CodeGenFunction(*this).GenerateCXXGlobalDtorsFunc(Fn, CXXGlobalDtors);
470 /// Emit the code necessary to initialize the given global variable.
471 void CodeGenFunction::GenerateCXXGlobalVarDeclInitFunc(llvm::Function *Fn,
473 llvm::GlobalVariable *Addr,
475 // Check if we need to emit debug info for variable initializer.
476 if (D->hasAttr<NoDebugAttr>())
477 DebugInfo = nullptr; // disable debug info indefinitely for this function
479 CurEHLocation = D->getLocStart();
481 StartFunction(GlobalDecl(D), getContext().VoidTy, Fn,
482 getTypes().arrangeNullaryFunction(),
483 FunctionArgList(), D->getLocation(),
484 D->getInit()->getExprLoc());
486 // Use guarded initialization if the global variable is weak. This
487 // occurs for, e.g., instantiated static data members and
488 // definitions explicitly marked weak.
489 if (Addr->hasWeakLinkage() || Addr->hasLinkOnceLinkage()) {
490 EmitCXXGuardedInit(*D, Addr, PerformInit);
492 EmitCXXGlobalVarDeclInit(*D, Addr, PerformInit);
499 CodeGenFunction::GenerateCXXGlobalInitFunc(llvm::Function *Fn,
500 ArrayRef<llvm::Function *> Decls,
501 llvm::GlobalVariable *Guard) {
503 auto NL = ApplyDebugLocation::CreateEmpty(*this);
504 StartFunction(GlobalDecl(), getContext().VoidTy, Fn,
505 getTypes().arrangeNullaryFunction(), FunctionArgList());
506 // Emit an artificial location for this function.
507 auto AL = ApplyDebugLocation::CreateArtificial(*this);
509 llvm::BasicBlock *ExitBlock = nullptr;
511 // If we have a guard variable, check whether we've already performed
512 // these initializations. This happens for TLS initialization functions.
513 llvm::Value *GuardVal = Builder.CreateLoad(Guard);
514 llvm::Value *Uninit = Builder.CreateIsNull(GuardVal,
515 "guard.uninitialized");
516 // Mark as initialized before initializing anything else. If the
517 // initializers use previously-initialized thread_local vars, that's
518 // probably supposed to be OK, but the standard doesn't say.
519 Builder.CreateStore(llvm::ConstantInt::get(GuardVal->getType(),1), Guard);
520 llvm::BasicBlock *InitBlock = createBasicBlock("init");
521 ExitBlock = createBasicBlock("exit");
522 Builder.CreateCondBr(Uninit, InitBlock, ExitBlock);
523 EmitBlock(InitBlock);
526 RunCleanupsScope Scope(*this);
528 // When building in Objective-C++ ARC mode, create an autorelease pool
529 // around the global initializers.
530 if (getLangOpts().ObjCAutoRefCount && getLangOpts().CPlusPlus) {
531 llvm::Value *token = EmitObjCAutoreleasePoolPush();
532 EmitObjCAutoreleasePoolCleanup(token);
535 for (unsigned i = 0, e = Decls.size(); i != e; ++i)
537 EmitRuntimeCall(Decls[i]);
539 Scope.ForceCleanup();
542 Builder.CreateBr(ExitBlock);
543 EmitBlock(ExitBlock);
550 void CodeGenFunction::GenerateCXXGlobalDtorsFunc(llvm::Function *Fn,
551 const std::vector<std::pair<llvm::WeakVH, llvm::Constant*> >
554 auto NL = ApplyDebugLocation::CreateEmpty(*this);
555 StartFunction(GlobalDecl(), getContext().VoidTy, Fn,
556 getTypes().arrangeNullaryFunction(), FunctionArgList());
557 // Emit an artificial location for this function.
558 auto AL = ApplyDebugLocation::CreateArtificial(*this);
560 // Emit the dtors, in reverse order from construction.
561 for (unsigned i = 0, e = DtorsAndObjects.size(); i != e; ++i) {
562 llvm::Value *Callee = DtorsAndObjects[e - i - 1].first;
563 llvm::CallInst *CI = Builder.CreateCall(Callee,
564 DtorsAndObjects[e - i - 1].second);
565 // Make sure the call and the callee agree on calling convention.
566 if (llvm::Function *F = dyn_cast<llvm::Function>(Callee))
567 CI->setCallingConv(F->getCallingConv());
574 /// generateDestroyHelper - Generates a helper function which, when
575 /// invoked, destroys the given object.
576 llvm::Function *CodeGenFunction::generateDestroyHelper(
577 llvm::Constant *addr, QualType type, Destroyer *destroyer,
578 bool useEHCleanupForArray, const VarDecl *VD) {
579 FunctionArgList args;
580 ImplicitParamDecl dst(getContext(), nullptr, SourceLocation(), nullptr,
581 getContext().VoidPtrTy);
582 args.push_back(&dst);
584 const CGFunctionInfo &FI = CGM.getTypes().arrangeFreeFunctionDeclaration(
585 getContext().VoidTy, args, FunctionType::ExtInfo(), /*variadic=*/false);
586 llvm::FunctionType *FTy = CGM.getTypes().GetFunctionType(FI);
587 llvm::Function *fn = CGM.CreateGlobalInitOrDestructFunction(
588 FTy, "__cxx_global_array_dtor", VD->getLocation());
590 CurEHLocation = VD->getLocStart();
592 StartFunction(VD, getContext().VoidTy, fn, FI, args);
594 emitDestroy(addr, type, destroyer, useEHCleanupForArray);