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-rw-r--r--lib/AsmParser/LLParser.cpp6
-rw-r--r--lib/Bitcode/Reader/BitcodeReader.cpp2
-rw-r--r--lib/Transforms/IPO/ArgumentPromotion.cpp8
-rw-r--r--lib/Transforms/IPO/DeadArgumentElimination.cpp6
-rw-r--r--lib/Transforms/InstCombine/InstCombineCalls.cpp5
-rw-r--r--lib/Transforms/Utils/BuildLibCalls.cpp43
-rw-r--r--lib/VMCore/Attributes.cpp96
-rw-r--r--lib/VMCore/AttributesImpl.h24
-rw-r--r--lib/VMCore/LLVMContextImpl.cpp9
-rw-r--r--lib/VMCore/LLVMContextImpl.h3
10 files changed, 91 insertions, 111 deletions
diff --git a/lib/AsmParser/LLParser.cpp b/lib/AsmParser/LLParser.cpp
index 327ce75..41cca68 100644
--- a/lib/AsmParser/LLParser.cpp
+++ b/lib/AsmParser/LLParser.cpp
@@ -2793,7 +2793,7 @@ bool LLParser::ParseFunctionHeader(Function *&Fn, bool isDefine) {
Attributes::get(RetType->getContext(),
FuncAttrs)));
- AttrListPtr PAL = AttrListPtr::get(Attrs);
+ AttrListPtr PAL = AttrListPtr::get(Context, Attrs);
if (PAL.getParamAttributes(1).hasAttribute(Attributes::StructRet) &&
!RetType->isVoidTy())
@@ -3350,7 +3350,7 @@ bool LLParser::ParseInvoke(Instruction *&Inst, PerFunctionState &PFS) {
FnAttrs)));
// Finish off the Attributes and check them
- AttrListPtr PAL = AttrListPtr::get(Attrs);
+ AttrListPtr PAL = AttrListPtr::get(Context, Attrs);
InvokeInst *II = InvokeInst::Create(Callee, NormalBB, UnwindBB, Args);
II->setCallingConv(CC);
@@ -3752,7 +3752,7 @@ bool LLParser::ParseCall(Instruction *&Inst, PerFunctionState &PFS,
FnAttrs)));
// Finish off the Attributes and check them
- AttrListPtr PAL = AttrListPtr::get(Attrs);
+ AttrListPtr PAL = AttrListPtr::get(Context, Attrs);
CallInst *CI = CallInst::Create(Callee, Args);
CI->setTailCall(isTail);
diff --git a/lib/Bitcode/Reader/BitcodeReader.cpp b/lib/Bitcode/Reader/BitcodeReader.cpp
index ac29830..b973ea4 100644
--- a/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -487,7 +487,7 @@ bool BitcodeReader::ParseAttributeBlock() {
Attributes::get(Context, B)));
}
- MAttributes.push_back(AttrListPtr::get(Attrs));
+ MAttributes.push_back(AttrListPtr::get(Context, Attrs));
Attrs.clear();
break;
}
diff --git a/lib/Transforms/IPO/ArgumentPromotion.cpp b/lib/Transforms/IPO/ArgumentPromotion.cpp
index 8a0274b..be48b20 100644
--- a/lib/Transforms/IPO/ArgumentPromotion.cpp
+++ b/lib/Transforms/IPO/ArgumentPromotion.cpp
@@ -611,7 +611,7 @@ CallGraphNode *ArgPromotion::DoPromotion(Function *F,
// Recompute the parameter attributes list based on the new arguments for
// the function.
- NF->setAttributes(AttrListPtr::get(AttributesVec));
+ NF->setAttributes(AttrListPtr::get(F->getContext(), AttributesVec));
AttributesVec.clear();
F->getParent()->getFunctionList().insert(F, NF);
@@ -731,11 +731,13 @@ CallGraphNode *ArgPromotion::DoPromotion(Function *F,
New = InvokeInst::Create(NF, II->getNormalDest(), II->getUnwindDest(),
Args, "", Call);
cast<InvokeInst>(New)->setCallingConv(CS.getCallingConv());
- cast<InvokeInst>(New)->setAttributes(AttrListPtr::get(AttributesVec));
+ cast<InvokeInst>(New)->setAttributes(AttrListPtr::get(II->getContext(),
+ AttributesVec));
} else {
New = CallInst::Create(NF, Args, "", Call);
cast<CallInst>(New)->setCallingConv(CS.getCallingConv());
- cast<CallInst>(New)->setAttributes(AttrListPtr::get(AttributesVec));
+ cast<CallInst>(New)->setAttributes(AttrListPtr::get(New->getContext(),
+ AttributesVec));
if (cast<CallInst>(Call)->isTailCall())
cast<CallInst>(New)->setTailCall();
}
diff --git a/lib/Transforms/IPO/DeadArgumentElimination.cpp b/lib/Transforms/IPO/DeadArgumentElimination.cpp
index fc22548..4cfd0b2 100644
--- a/lib/Transforms/IPO/DeadArgumentElimination.cpp
+++ b/lib/Transforms/IPO/DeadArgumentElimination.cpp
@@ -280,7 +280,7 @@ bool DAE::DeleteDeadVarargs(Function &Fn) {
if (FnAttrs.hasAttributes())
AttributesVec.push_back(AttributeWithIndex::get(AttrListPtr::FunctionIndex,
FnAttrs));
- PAL = AttrListPtr::get(AttributesVec);
+ PAL = AttrListPtr::get(Fn.getContext(), AttributesVec);
}
Instruction *New;
@@ -806,7 +806,7 @@ bool DAE::RemoveDeadStuffFromFunction(Function *F) {
FnAttrs));
// Reconstruct the AttributesList based on the vector we constructed.
- AttrListPtr NewPAL = AttrListPtr::get(AttributesVec);
+ AttrListPtr NewPAL = AttrListPtr::get(F->getContext(), AttributesVec);
// Create the new function type based on the recomputed parameters.
FunctionType *NFTy = FunctionType::get(NRetTy, Params, FTy->isVarArg());
@@ -874,7 +874,7 @@ bool DAE::RemoveDeadStuffFromFunction(Function *F) {
FnAttrs));
// Reconstruct the AttributesList based on the vector we constructed.
- AttrListPtr NewCallPAL = AttrListPtr::get(AttributesVec);
+ AttrListPtr NewCallPAL = AttrListPtr::get(F->getContext(), AttributesVec);
Instruction *New;
if (InvokeInst *II = dyn_cast<InvokeInst>(Call)) {
diff --git a/lib/Transforms/InstCombine/InstCombineCalls.cpp b/lib/Transforms/InstCombine/InstCombineCalls.cpp
index 5ad6f91..48f2704 100644
--- a/lib/Transforms/InstCombine/InstCombineCalls.cpp
+++ b/lib/Transforms/InstCombine/InstCombineCalls.cpp
@@ -1177,7 +1177,8 @@ bool InstCombiner::transformConstExprCastCall(CallSite CS) {
if (NewRetTy->isVoidTy())
Caller->setName(""); // Void type should not have a name.
- const AttrListPtr &NewCallerPAL = AttrListPtr::get(attrVec);
+ const AttrListPtr &NewCallerPAL = AttrListPtr::get(Callee->getContext(),
+ attrVec);
Instruction *NC;
if (InvokeInst *II = dyn_cast<InvokeInst>(Caller)) {
@@ -1355,7 +1356,7 @@ InstCombiner::transformCallThroughTrampoline(CallSite CS,
NestF->getType() == PointerType::getUnqual(NewFTy) ?
NestF : ConstantExpr::getBitCast(NestF,
PointerType::getUnqual(NewFTy));
- const AttrListPtr &NewPAL = AttrListPtr::get(NewAttrs);
+ const AttrListPtr &NewPAL = AttrListPtr::get(FTy->getContext(), NewAttrs);
Instruction *NewCaller;
if (InvokeInst *II = dyn_cast<InvokeInst>(Caller)) {
diff --git a/lib/Transforms/Utils/BuildLibCalls.cpp b/lib/Transforms/Utils/BuildLibCalls.cpp
index fa2faa2..74b2ee1 100644
--- a/lib/Transforms/Utils/BuildLibCalls.cpp
+++ b/lib/Transforms/Utils/BuildLibCalls.cpp
@@ -47,7 +47,9 @@ Value *llvm::EmitStrLen(Value *Ptr, IRBuilder<> &B, const DataLayout *TD,
ArrayRef<Attributes::AttrVal>(AVs, 2));
LLVMContext &Context = B.GetInsertBlock()->getContext();
- Constant *StrLen = M->getOrInsertFunction("strlen", AttrListPtr::get(AWI),
+ Constant *StrLen = M->getOrInsertFunction("strlen",
+ AttrListPtr::get(M->getContext(),
+ AWI),
TD->getIntPtrType(Context),
B.getInt8PtrTy(),
NULL);
@@ -74,7 +76,9 @@ Value *llvm::EmitStrNLen(Value *Ptr, Value *MaxLen, IRBuilder<> &B,
ArrayRef<Attributes::AttrVal>(AVs, 2));
LLVMContext &Context = B.GetInsertBlock()->getContext();
- Constant *StrNLen = M->getOrInsertFunction("strnlen", AttrListPtr::get(AWI),
+ Constant *StrNLen = M->getOrInsertFunction("strnlen",
+ AttrListPtr::get(M->getContext(),
+ AWI),
TD->getIntPtrType(Context),
B.getInt8PtrTy(),
TD->getIntPtrType(Context),
@@ -102,7 +106,9 @@ Value *llvm::EmitStrChr(Value *Ptr, char C, IRBuilder<> &B,
Type *I8Ptr = B.getInt8PtrTy();
Type *I32Ty = B.getInt32Ty();
- Constant *StrChr = M->getOrInsertFunction("strchr", AttrListPtr::get(AWI),
+ Constant *StrChr = M->getOrInsertFunction("strchr",
+ AttrListPtr::get(M->getContext(),
+ AWI),
I8Ptr, I8Ptr, I32Ty, NULL);
CallInst *CI = B.CreateCall2(StrChr, CastToCStr(Ptr, B),
ConstantInt::get(I32Ty, C), "strchr");
@@ -127,7 +133,9 @@ Value *llvm::EmitStrNCmp(Value *Ptr1, Value *Ptr2, Value *Len,
ArrayRef<Attributes::AttrVal>(AVs, 2));
LLVMContext &Context = B.GetInsertBlock()->getContext();
- Value *StrNCmp = M->getOrInsertFunction("strncmp", AttrListPtr::get(AWI),
+ Value *StrNCmp = M->getOrInsertFunction("strncmp",
+ AttrListPtr::get(M->getContext(),
+ AWI),
B.getInt32Ty(),
B.getInt8PtrTy(),
B.getInt8PtrTy(),
@@ -155,7 +163,8 @@ Value *llvm::EmitStrCpy(Value *Dst, Value *Src, IRBuilder<> &B,
AWI[1] = AttributeWithIndex::get(M->getContext(), AttrListPtr::FunctionIndex,
Attributes::NoUnwind);
Type *I8Ptr = B.getInt8PtrTy();
- Value *StrCpy = M->getOrInsertFunction(Name, AttrListPtr::get(AWI),
+ Value *StrCpy = M->getOrInsertFunction(Name,
+ AttrListPtr::get(M->getContext(), AWI),
I8Ptr, I8Ptr, I8Ptr, NULL);
CallInst *CI = B.CreateCall2(StrCpy, CastToCStr(Dst, B), CastToCStr(Src, B),
Name);
@@ -178,7 +187,9 @@ Value *llvm::EmitStrNCpy(Value *Dst, Value *Src, Value *Len,
AWI[1] = AttributeWithIndex::get(M->getContext(), AttrListPtr::FunctionIndex,
Attributes::NoUnwind);
Type *I8Ptr = B.getInt8PtrTy();
- Value *StrNCpy = M->getOrInsertFunction(Name, AttrListPtr::get(AWI),
+ Value *StrNCpy = M->getOrInsertFunction(Name,
+ AttrListPtr::get(M->getContext(),
+ AWI),
I8Ptr, I8Ptr, I8Ptr,
Len->getType(), NULL);
CallInst *CI = B.CreateCall3(StrNCpy, CastToCStr(Dst, B), CastToCStr(Src, B),
@@ -203,7 +214,7 @@ Value *llvm::EmitMemCpyChk(Value *Dst, Value *Src, Value *Len, Value *ObjSize,
Attributes::NoUnwind);
LLVMContext &Context = B.GetInsertBlock()->getContext();
Value *MemCpy = M->getOrInsertFunction("__memcpy_chk",
- AttrListPtr::get(AWI),
+ AttrListPtr::get(M->getContext(), AWI),
B.getInt8PtrTy(),
B.getInt8PtrTy(),
B.getInt8PtrTy(),
@@ -231,7 +242,8 @@ Value *llvm::EmitMemChr(Value *Ptr, Value *Val,
AWI = AttributeWithIndex::get(M->getContext(), AttrListPtr::FunctionIndex,
ArrayRef<Attributes::AttrVal>(AVs, 2));
LLVMContext &Context = B.GetInsertBlock()->getContext();
- Value *MemChr = M->getOrInsertFunction("memchr", AttrListPtr::get(AWI),
+ Value *MemChr = M->getOrInsertFunction("memchr",
+ AttrListPtr::get(M->getContext(), AWI),
B.getInt8PtrTy(),
B.getInt8PtrTy(),
B.getInt32Ty(),
@@ -261,7 +273,8 @@ Value *llvm::EmitMemCmp(Value *Ptr1, Value *Ptr2,
ArrayRef<Attributes::AttrVal>(AVs, 2));
LLVMContext &Context = B.GetInsertBlock()->getContext();
- Value *MemCmp = M->getOrInsertFunction("memcmp", AttrListPtr::get(AWI),
+ Value *MemCmp = M->getOrInsertFunction("memcmp",
+ AttrListPtr::get(M->getContext(), AWI),
B.getInt32Ty(),
B.getInt8PtrTy(),
B.getInt8PtrTy(),
@@ -338,7 +351,8 @@ Value *llvm::EmitPutS(Value *Str, IRBuilder<> &B, const DataLayout *TD,
AWI[1] = AttributeWithIndex::get(M->getContext(), AttrListPtr::FunctionIndex,
Attributes::NoUnwind);
- Value *PutS = M->getOrInsertFunction("puts", AttrListPtr::get(AWI),
+ Value *PutS = M->getOrInsertFunction("puts",
+ AttrListPtr::get(M->getContext(), AWI),
B.getInt32Ty(),
B.getInt8PtrTy(),
NULL);
@@ -362,7 +376,8 @@ Value *llvm::EmitFPutC(Value *Char, Value *File, IRBuilder<> &B,
Attributes::NoUnwind);
Constant *F;
if (File->getType()->isPointerTy())
- F = M->getOrInsertFunction("fputc", AttrListPtr::get(AWI),
+ F = M->getOrInsertFunction("fputc",
+ AttrListPtr::get(M->getContext(), AWI),
B.getInt32Ty(),
B.getInt32Ty(), File->getType(),
NULL);
@@ -396,7 +411,8 @@ Value *llvm::EmitFPutS(Value *Str, Value *File, IRBuilder<> &B,
StringRef FPutsName = TLI->getName(LibFunc::fputs);
Constant *F;
if (File->getType()->isPointerTy())
- F = M->getOrInsertFunction(FPutsName, AttrListPtr::get(AWI),
+ F = M->getOrInsertFunction(FPutsName,
+ AttrListPtr::get(M->getContext(), AWI),
B.getInt32Ty(),
B.getInt8PtrTy(),
File->getType(), NULL);
@@ -429,7 +445,8 @@ Value *llvm::EmitFWrite(Value *Ptr, Value *Size, Value *File,
StringRef FWriteName = TLI->getName(LibFunc::fwrite);
Constant *F;
if (File->getType()->isPointerTy())
- F = M->getOrInsertFunction(FWriteName, AttrListPtr::get(AWI),
+ F = M->getOrInsertFunction(FWriteName,
+ AttrListPtr::get(M->getContext(), AWI),
TD->getIntPtrType(Context),
B.getInt8PtrTy(),
TD->getIntPtrType(Context),
diff --git a/lib/VMCore/Attributes.cpp b/lib/VMCore/Attributes.cpp
index 68aa954..55722bc 100644
--- a/lib/VMCore/Attributes.cpp
+++ b/lib/VMCore/Attributes.cpp
@@ -355,62 +355,8 @@ uint64_t AttributesImpl::getStackAlignment() const {
// AttributeListImpl Definition
//===----------------------------------------------------------------------===//
-namespace llvm {
- class AttributeListImpl;
-}
-
-static ManagedStatic<FoldingSet<AttributeListImpl> > AttributesLists;
-
-namespace llvm {
-static ManagedStatic<sys::SmartMutex<true> > ALMutex;
-
-class AttributeListImpl : public FoldingSetNode {
- sys::cas_flag RefCount;
-
- // AttributesList is uniqued, these should not be publicly available.
- void operator=(const AttributeListImpl &) LLVM_DELETED_FUNCTION;
- AttributeListImpl(const AttributeListImpl &) LLVM_DELETED_FUNCTION;
- ~AttributeListImpl(); // Private implementation
-public:
- SmallVector<AttributeWithIndex, 4> Attrs;
-
- AttributeListImpl(ArrayRef<AttributeWithIndex> attrs)
- : Attrs(attrs.begin(), attrs.end()) {
- RefCount = 0;
- }
-
- void AddRef() {
- sys::SmartScopedLock<true> Lock(*ALMutex);
- ++RefCount;
- }
- void DropRef() {
- sys::SmartScopedLock<true> Lock(*ALMutex);
- if (!AttributesLists.isConstructed())
- return;
- sys::cas_flag new_val = --RefCount;
- if (new_val == 0)
- delete this;
- }
-
- void Profile(FoldingSetNodeID &ID) const {
- Profile(ID, Attrs);
- }
- static void Profile(FoldingSetNodeID &ID, ArrayRef<AttributeWithIndex> Attrs){
- for (unsigned i = 0, e = Attrs.size(); i != e; ++i) {
- ID.AddInteger(Attrs[i].Attrs.Raw());
- ID.AddInteger(Attrs[i].Index);
- }
- }
-};
-
-} // end llvm namespace
-
-AttributeListImpl::~AttributeListImpl() {
- // NOTE: Lock must be acquired by caller.
- AttributesLists->RemoveNode(this);
-}
-
-AttrListPtr AttrListPtr::get(ArrayRef<AttributeWithIndex> Attrs) {
+AttrListPtr AttrListPtr::get(LLVMContext &C,
+ ArrayRef<AttributeWithIndex> Attrs) {
// If there are no attributes then return a null AttributesList pointer.
if (Attrs.empty())
return AttrListPtr();
@@ -425,51 +371,36 @@ AttrListPtr AttrListPtr::get(ArrayRef<AttributeWithIndex> Attrs) {
#endif
// Otherwise, build a key to look up the existing attributes.
+ LLVMContextImpl *pImpl = C.pImpl;
FoldingSetNodeID ID;
AttributeListImpl::Profile(ID, Attrs);
- void *InsertPos;
-
- sys::SmartScopedLock<true> Lock(*ALMutex);
- AttributeListImpl *PAL =
- AttributesLists->FindNodeOrInsertPos(ID, InsertPos);
+ void *InsertPoint;
+ AttributeListImpl *PA = pImpl->AttrsLists.FindNodeOrInsertPos(ID,
+ InsertPoint);
// If we didn't find any existing attributes of the same shape then
// create a new one and insert it.
- if (!PAL) {
- PAL = new AttributeListImpl(Attrs);
- AttributesLists->InsertNode(PAL, InsertPos);
+ if (!PA) {
+ PA = new AttributeListImpl(Attrs);
+ pImpl->AttrsLists.InsertNode(PA, InsertPoint);
}
// Return the AttributesList that we found or created.
- return AttrListPtr(PAL);
+ return AttrListPtr(PA);
}
//===----------------------------------------------------------------------===//
// AttrListPtr Method Implementations
//===----------------------------------------------------------------------===//
-AttrListPtr::AttrListPtr(AttributeListImpl *LI) : AttrList(LI) {
- if (LI) LI->AddRef();
-}
-
-AttrListPtr::AttrListPtr(const AttrListPtr &P) : AttrList(P.AttrList) {
- if (AttrList) AttrList->AddRef();
-}
-
const AttrListPtr &AttrListPtr::operator=(const AttrListPtr &RHS) {
- sys::SmartScopedLock<true> Lock(*ALMutex);
if (AttrList == RHS.AttrList) return *this;
- if (AttrList) AttrList->DropRef();
+
AttrList = RHS.AttrList;
- if (AttrList) AttrList->AddRef();
return *this;
}
-AttrListPtr::~AttrListPtr() {
- if (AttrList) AttrList->DropRef();
-}
-
/// getNumSlots - Return the number of slots used in this attribute list.
/// This is the number of arguments that have an attribute set on them
/// (including the function itself).
@@ -507,6 +438,7 @@ bool AttrListPtr::hasAttrSomewhere(Attributes::AttrVal Attr) const {
for (unsigned i = 0, e = Attrs.size(); i != e; ++i)
if (Attrs[i].Attrs.hasAttribute(Attr))
return true;
+
return false;
}
@@ -562,7 +494,7 @@ AttrListPtr AttrListPtr::addAttr(LLVMContext &C, unsigned Idx,
OldAttrList.begin()+i, OldAttrList.end());
}
- return get(NewAttrList);
+ return get(C, NewAttrList);
}
AttrListPtr AttrListPtr::removeAttr(LLVMContext &C, unsigned Idx,
@@ -601,7 +533,7 @@ AttrListPtr AttrListPtr::removeAttr(LLVMContext &C, unsigned Idx,
NewAttrList.insert(NewAttrList.end(),
OldAttrList.begin()+i, OldAttrList.end());
- return get(NewAttrList);
+ return get(C, NewAttrList);
}
void AttrListPtr::dump() const {
diff --git a/lib/VMCore/AttributesImpl.h b/lib/VMCore/AttributesImpl.h
index b4a0f61..5c107e1 100644
--- a/lib/VMCore/AttributesImpl.h
+++ b/lib/VMCore/AttributesImpl.h
@@ -15,12 +15,11 @@
#ifndef LLVM_ATTRIBUTESIMPL_H
#define LLVM_ATTRIBUTESIMPL_H
+#include "llvm/Attributes.h"
#include "llvm/ADT/FoldingSet.h"
namespace llvm {
-class Attributes;
-
class AttributesImpl : public FoldingSetNode {
uint64_t Bits; // FIXME: We will be expanding this.
public:
@@ -46,6 +45,27 @@ public:
}
};
+class AttributeListImpl : public FoldingSetNode {
+ // AttributesList is uniqued, these should not be publicly available.
+ void operator=(const AttributeListImpl &) LLVM_DELETED_FUNCTION;
+ AttributeListImpl(const AttributeListImpl &) LLVM_DELETED_FUNCTION;
+public:
+ SmallVector<AttributeWithIndex, 4> Attrs;
+
+ AttributeListImpl(ArrayRef<AttributeWithIndex> attrs)
+ : Attrs(attrs.begin(), attrs.end()) {}
+
+ void Profile(FoldingSetNodeID &ID) const {
+ Profile(ID, Attrs);
+ }
+ static void Profile(FoldingSetNodeID &ID, ArrayRef<AttributeWithIndex> Attrs){
+ for (unsigned i = 0, e = Attrs.size(); i != e; ++i) {
+ ID.AddInteger(Attrs[i].Attrs.Raw());
+ ID.AddInteger(Attrs[i].Index);
+ }
+ }
+};
+
} // end llvm namespace
#endif
diff --git a/lib/VMCore/LLVMContextImpl.cpp b/lib/VMCore/LLVMContextImpl.cpp
index 74247bd..d35d284 100644
--- a/lib/VMCore/LLVMContextImpl.cpp
+++ b/lib/VMCore/LLVMContextImpl.cpp
@@ -97,11 +97,18 @@ LLVMContextImpl::~LLVMContextImpl() {
// Destroy attributes.
for (FoldingSetIterator<AttributesImpl> I = AttrsSet.begin(),
- E = AttrsSet.end(); I != E;) {
+ E = AttrsSet.end(); I != E; ) {
FoldingSetIterator<AttributesImpl> Elem = I++;
delete &*Elem;
}
+ // Destroy attribute lists.
+ for (FoldingSetIterator<AttributeListImpl> I = AttrsLists.begin(),
+ E = AttrsLists.end(); I != E; ) {
+ FoldingSetIterator<AttributeListImpl> Elem = I++;
+ delete &*Elem;
+ }
+
// Destroy MDNodes. ~MDNode can move and remove nodes between the MDNodeSet
// and the NonUniquedMDNodes sets, so copy the values out first.
SmallVector<MDNode*, 8> MDNodes;
diff --git a/lib/VMCore/LLVMContextImpl.h b/lib/VMCore/LLVMContextImpl.h
index ee31814..90cf424 100644
--- a/lib/VMCore/LLVMContextImpl.h
+++ b/lib/VMCore/LLVMContextImpl.h
@@ -256,7 +256,8 @@ public:
FPMapTy FPConstants;
FoldingSet<AttributesImpl> AttrsSet;
-
+ FoldingSet<AttributeListImpl> AttrsLists;
+
StringMap<Value*> MDStringCache;
FoldingSet<MDNode> MDNodeSet;