Remove trailing whitespace

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168103 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AsmParser/LLParser.cpp b/lib/AsmParser/LLParser.cpp
index de40472..06b2603 100644
--- a/lib/AsmParser/LLParser.cpp
+++ b/lib/AsmParser/LLParser.cpp
@@ -52,10 +52,10 @@
          I != E; ++I) {
       Instruction *Inst = I->first;
       const std::vector<MDRef> &MDList = I->second;
-      
+
       for (unsigned i = 0, e = MDList.size(); i != e; ++i) {
         unsigned SlotNo = MDList[i].MDSlot;
-        
+
         if (SlotNo >= NumberedMetadata.size() || NumberedMetadata[SlotNo] == 0)
           return Error(MDList[i].Loc, "use of undefined metadata '!" +
                        Twine(SlotNo) + "'");
@@ -64,8 +64,8 @@
     }
     ForwardRefInstMetadata.clear();
   }
-  
-  
+
+
   // If there are entries in ForwardRefBlockAddresses at this point, they are
   // references after the function was defined.  Resolve those now.
   while (!ForwardRefBlockAddresses.empty()) {
@@ -76,19 +76,19 @@
       TheFn = M->getFunction(Fn.StrVal);
     else if (Fn.UIntVal < NumberedVals.size())
       TheFn = dyn_cast<Function>(NumberedVals[Fn.UIntVal]);
-    
+
     if (TheFn == 0)
       return Error(Fn.Loc, "unknown function referenced by blockaddress");
-    
+
     // Resolve all these references.
-    if (ResolveForwardRefBlockAddresses(TheFn, 
+    if (ResolveForwardRefBlockAddresses(TheFn,
                                       ForwardRefBlockAddresses.begin()->second,
                                         0))
       return true;
-    
+
     ForwardRefBlockAddresses.erase(ForwardRefBlockAddresses.begin());
   }
-  
+
   for (unsigned i = 0, e = NumberedTypes.size(); i != e; ++i)
     if (NumberedTypes[i].second.isValid())
       return Error(NumberedTypes[i].second,
@@ -123,7 +123,7 @@
   return false;
 }
 
-bool LLParser::ResolveForwardRefBlockAddresses(Function *TheFn, 
+bool LLParser::ResolveForwardRefBlockAddresses(Function *TheFn,
                              std::vector<std::pair<ValID, GlobalValue*> > &Refs,
                                                PerFunctionState *PFS) {
   // Loop over all the references, resolving them.
@@ -141,11 +141,11 @@
       Res = dyn_cast_or_null<BasicBlock>(
                      TheFn->getValueSymbolTable().lookup(Refs[i].first.StrVal));
     }
-    
+
     if (Res == 0)
       return Error(Refs[i].first.Loc,
                    "referenced value is not a basic block");
-    
+
     // Get the BlockAddress for this and update references to use it.
     BlockAddress *BA = BlockAddress::get(TheFn, Res);
     Refs[i].second->replaceAllUsesWith(BA);
@@ -302,11 +302,11 @@
 
   if (TypeID >= NumberedTypes.size())
     NumberedTypes.resize(TypeID+1);
-  
+
   Type *Result = 0;
   if (ParseStructDefinition(TypeLoc, "",
                             NumberedTypes[TypeID], Result)) return true;
-  
+
   if (!isa<StructType>(Result)) {
     std::pair<Type*, LocTy> &Entry = NumberedTypes[TypeID];
     if (Entry.first)
@@ -329,11 +329,11 @@
   if (ParseToken(lltok::equal, "expected '=' after name") ||
       ParseToken(lltok::kw_type, "expected 'type' after name"))
     return true;
-  
+
   Type *Result = 0;
   if (ParseStructDefinition(NameLoc, Name,
                             NamedTypes[Name], Result)) return true;
-  
+
   if (!isa<StructType>(Result)) {
     std::pair<Type*, LocTy> &Entry = NamedTypes[Name];
     if (Entry.first)
@@ -341,7 +341,7 @@
     Entry.first = Result;
     Entry.second = SMLoc();
   }
-  
+
   return false;
 }
 
@@ -473,7 +473,7 @@
   // Otherwise, create MDNode forward reference.
   MDNode *FwdNode = MDNode::getTemporary(Context, ArrayRef<Value*>());
   ForwardRefMDNodes[MID] = std::make_pair(FwdNode, Lex.getLoc());
-  
+
   if (NumberedMetadata.size() <= MID)
     NumberedMetadata.resize(MID+1);
   NumberedMetadata[MID] = FwdNode;
@@ -498,7 +498,7 @@
     do {
       if (ParseToken(lltok::exclaim, "Expected '!' here"))
         return true;
-    
+
       MDNode *N = 0;
       if (ParseMDNodeID(N)) return true;
       NMD->addOperand(N);
@@ -530,7 +530,7 @@
     return true;
 
   MDNode *Init = MDNode::get(Context, Elts);
-  
+
   // See if this was forward referenced, if so, handle it.
   std::map<unsigned, std::pair<TrackingVH<MDNode>, LocTy> >::iterator
     FI = ForwardRefMDNodes.find(MetadataID);
@@ -539,7 +539,7 @@
     Temp->replaceAllUsesWith(Init);
     MDNode::deleteTemporary(Temp);
     ForwardRefMDNodes.erase(FI);
-    
+
     assert(NumberedMetadata[MetadataID] == Init && "Tracking VH didn't work");
   } else {
     if (MetadataID >= NumberedMetadata.size())
@@ -1205,7 +1205,7 @@
 }
 
 /// ParseOptionalCommaAlign
-///   ::= 
+///   ::=
 ///   ::= ',' align 4
 ///
 /// This returns with AteExtraComma set to true if it ate an excess comma at the
@@ -1219,7 +1219,7 @@
       AteExtraComma = true;
       return false;
     }
-    
+
     if (Lex.getKind() != lltok::kw_align)
       return Error(Lex.getLoc(), "expected metadata or 'align'");
 
@@ -1287,7 +1287,7 @@
 bool LLParser::ParseIndexList(SmallVectorImpl<unsigned> &Indices,
                               bool &AteExtraComma) {
   AteExtraComma = false;
-  
+
   if (Lex.getKind() != lltok::comma)
     return TokError("expected ',' as start of index list");
 
@@ -1343,7 +1343,7 @@
   case lltok::LocalVar: {
     // Type ::= %foo
     std::pair<Type*, LocTy> &Entry = NamedTypes[Lex.getStrVal()];
-    
+
     // If the type hasn't been defined yet, create a forward definition and
     // remember where that forward def'n was seen (in case it never is defined).
     if (Entry.first == 0) {
@@ -1360,7 +1360,7 @@
     if (Lex.getUIntVal() >= NumberedTypes.size())
       NumberedTypes.resize(Lex.getUIntVal()+1);
     std::pair<Type*, LocTy> &Entry = NumberedTypes[Lex.getUIntVal()];
-    
+
     // If the type hasn't been defined yet, create a forward definition and
     // remember where that forward def'n was seen (in case it never is defined).
     if (Entry.first == 0) {
@@ -1569,7 +1569,7 @@
 bool LLParser::ParseAnonStructType(Type *&Result, bool Packed) {
   SmallVector<Type*, 8> Elts;
   if (ParseStructBody(Elts)) return true;
-  
+
   Result = StructType::get(Context, Elts, Packed);
   return false;
 }
@@ -1581,20 +1581,20 @@
   // If the type was already defined, diagnose the redefinition.
   if (Entry.first && !Entry.second.isValid())
     return Error(TypeLoc, "redefinition of type");
-  
+
   // If we have opaque, just return without filling in the definition for the
   // struct.  This counts as a definition as far as the .ll file goes.
   if (EatIfPresent(lltok::kw_opaque)) {
     // This type is being defined, so clear the location to indicate this.
     Entry.second = SMLoc();
-    
+
     // If this type number has never been uttered, create it.
     if (Entry.first == 0)
       Entry.first = StructType::create(Context, Name);
     ResultTy = Entry.first;
     return false;
   }
-  
+
   // If the type starts with '<', then it is either a packed struct or a vector.
   bool isPacked = EatIfPresent(lltok::less);
 
@@ -1604,27 +1604,27 @@
   if (Lex.getKind() != lltok::lbrace) {
     if (Entry.first)
       return Error(TypeLoc, "forward references to non-struct type");
-  
+
     ResultTy = 0;
     if (isPacked)
       return ParseArrayVectorType(ResultTy, true);
     return ParseType(ResultTy);
   }
-                               
+
   // This type is being defined, so clear the location to indicate this.
   Entry.second = SMLoc();
-  
+
   // If this type number has never been uttered, create it.
   if (Entry.first == 0)
     Entry.first = StructType::create(Context, Name);
-  
+
   StructType *STy = cast<StructType>(Entry.first);
- 
+
   SmallVector<Type*, 8> Body;
   if (ParseStructBody(Body) ||
       (isPacked && ParseToken(lltok::greater, "expected '>' in packed struct")))
     return true;
-  
+
   STy->setBody(Body, isPacked);
   ResultTy = STy;
   return false;
@@ -1754,18 +1754,18 @@
       FunctionID.Kind = ValID::t_GlobalID;
       FunctionID.UIntVal = FunctionNumber;
     }
-  
+
     std::map<ValID, std::vector<std::pair<ValID, GlobalValue*> > >::iterator
       FRBAI = P.ForwardRefBlockAddresses.find(FunctionID);
     if (FRBAI != P.ForwardRefBlockAddresses.end()) {
       // Resolve all these references.
       if (P.ResolveForwardRefBlockAddresses(&F, FRBAI->second, this))
         return true;
-      
+
       P.ForwardRefBlockAddresses.erase(FRBAI);
     }
   }
-  
+
   if (!ForwardRefVals.empty())
     return P.Error(ForwardRefVals.begin()->second.second,
                    "use of undefined value '%" + ForwardRefVals.begin()->first +
@@ -2138,19 +2138,19 @@
 
     ValID Fn, Label;
     LocTy FnLoc, LabelLoc;
-    
+
     if (ParseToken(lltok::lparen, "expected '(' in block address expression") ||
         ParseValID(Fn) ||
         ParseToken(lltok::comma, "expected comma in block address expression")||
         ParseValID(Label) ||
         ParseToken(lltok::rparen, "expected ')' in block address expression"))
       return true;
-    
+
     if (Fn.Kind != ValID::t_GlobalID && Fn.Kind != ValID::t_GlobalName)
       return Error(Fn.Loc, "expected function name in blockaddress");
     if (Label.Kind != ValID::t_LocalID && Label.Kind != ValID::t_LocalName)
       return Error(Label.Loc, "expected basic block name in blockaddress");
-    
+
     // Make a global variable as a placeholder for this reference.
     GlobalVariable *FwdRef = new GlobalVariable(*M, Type::getInt8Ty(Context),
                                            false, GlobalValue::InternalLinkage,
@@ -2160,7 +2160,7 @@
     ID.Kind = ValID::t_Constant;
     return false;
   }
-      
+
   case lltok::kw_trunc:
   case lltok::kw_zext:
   case lltok::kw_sext:
@@ -2540,7 +2540,7 @@
     return (V == 0);
   case ValID::t_InlineAsm: {
     PointerType *PTy = dyn_cast<PointerType>(Ty);
-    FunctionType *FTy = 
+    FunctionType *FTy =
       PTy ? dyn_cast<FunctionType>(PTy->getElementType()) : 0;
     if (!FTy || !InlineAsm::Verify(FTy, ID.StrVal2))
       return Error(ID.Loc, "invalid type for inline asm constraint string");
@@ -2629,13 +2629,13 @@
                      "initializer with struct type has wrong # elements");
       if (ST->isPacked() != (ID.Kind == ValID::t_PackedConstantStruct))
         return Error(ID.Loc, "packed'ness of initializer and type don't match");
-        
+
       // Verify that the elements are compatible with the structtype.
       for (unsigned i = 0, e = ID.UIntVal; i != e; ++i)
         if (ID.ConstantStructElts[i]->getType() != ST->getElementType(i))
           return Error(ID.Loc, "element " + Twine(i) +
                     " of struct initializer doesn't match struct element type");
-      
+
       V = ConstantStruct::get(ST, makeArrayRef(ID.ConstantStructElts,
                                                ID.UIntVal));
     } else
@@ -2815,7 +2815,7 @@
       if (Fn->getType() != PFT)
         return Error(FRVI->second.second, "invalid forward reference to "
                      "function '" + FunctionName + "' with wrong type!");
-      
+
       ForwardRefVals.erase(FRVI);
     } else if ((Fn = M->getFunction(FunctionName))) {
       // Reject redefinitions.
@@ -2884,13 +2884,13 @@
 
   int FunctionNumber = -1;
   if (!Fn.hasName()) FunctionNumber = NumberedVals.size()-1;
-  
+
   PerFunctionState PFS(*this, Fn, FunctionNumber);
 
   // We need at least one basic block.
   if (Lex.getKind() == lltok::rbrace)
     return TokError("function body requires at least one basic block");
-  
+
   while (Lex.getKind() != lltok::rbrace)
     if (ParseBasicBlock(PFS)) return true;
 
@@ -2958,7 +2958,7 @@
       // *must* be followed by metadata.
       if (ParseInstructionMetadata(Inst, &PFS))
         return true;
-      break;        
+      break;
     }
 
     // Set the name on the instruction.
@@ -3001,9 +3001,9 @@
     bool NUW = EatIfPresent(lltok::kw_nuw);
     bool NSW = EatIfPresent(lltok::kw_nsw);
     if (!NUW) NUW = EatIfPresent(lltok::kw_nuw);
-    
+
     if (ParseArithmetic(Inst, PFS, KeywordVal, 1)) return true;
-    
+
     if (NUW) cast<BinaryOperator>(Inst)->setHasNoUnsignedWrap(true);
     if (NSW) cast<BinaryOperator>(Inst)->setHasNoSignedWrap(true);
     return false;
@@ -3123,12 +3123,12 @@
   if (ParseType(Ty, true /*void allowed*/)) return true;
 
   Type *ResType = PFS.getFunction().getReturnType();
-  
+
   if (Ty->isVoidTy()) {
     if (!ResType->isVoidTy())
       return Error(TypeLoc, "value doesn't match function result type '" +
                    getTypeString(ResType) + "'");
-    
+
     Inst = ReturnInst::Create(Context);
     return false;
   }
@@ -3139,7 +3139,7 @@
   if (ResType != RV->getType())
     return Error(TypeLoc, "value doesn't match function result type '" +
                  getTypeString(ResType) + "'");
-  
+
   Inst = ReturnInst::Create(Context, RV);
   return false;
 }
@@ -3201,7 +3201,7 @@
         ParseToken(lltok::comma, "expected ',' after case value") ||
         ParseTypeAndBasicBlock(DestBB, PFS))
       return true;
-    
+
     if (!SeenCases.insert(Constant))
       return Error(CondLoc, "duplicate case value in switch");
     if (!isa<ConstantInt>(Constant))
@@ -3229,26 +3229,26 @@
       ParseToken(lltok::comma, "expected ',' after indirectbr address") ||
       ParseToken(lltok::lsquare, "expected '[' with indirectbr"))
     return true;
-  
+
   if (!Address->getType()->isPointerTy())
     return Error(AddrLoc, "indirectbr address must have pointer type");
-  
+
   // Parse the destination list.
   SmallVector<BasicBlock*, 16> DestList;
-  
+
   if (Lex.getKind() != lltok::rsquare) {
     BasicBlock *DestBB;
     if (ParseTypeAndBasicBlock(DestBB, PFS))
       return true;
     DestList.push_back(DestBB);
-    
+
     while (EatIfPresent(lltok::comma)) {
       if (ParseTypeAndBasicBlock(DestBB, PFS))
         return true;
       DestList.push_back(DestBB);
     }
   }
-  
+
   if (ParseToken(lltok::rsquare, "expected ']' at end of block list"))
     return true;
 
@@ -3795,7 +3795,7 @@
 
 /// ParseLoad
 ///   ::= 'load' 'volatile'? TypeAndValue (',' 'align' i32)?
-///   ::= 'load' 'atomic' 'volatile'? TypeAndValue 
+///   ::= 'load' 'atomic' 'volatile'? TypeAndValue
 ///       'singlethread'? AtomicOrdering (',' 'align' i32)?
 int LLParser::ParseLoad(Instruction *&Inst, PerFunctionState &PFS) {
   Value *Val; LocTy Loc;
@@ -4069,7 +4069,7 @@
       ParseTypeAndValue(Val1, Loc1, PFS) ||
       ParseIndexList(Indices, AteExtraComma))
     return true;
-  
+
   if (!Val0->getType()->isAggregateType())
     return Error(Loc0, "insertvalue operand must be aggregate type");
 
@@ -4099,7 +4099,7 @@
       Elts.push_back(0);
       continue;
     }
-    
+
     Value *V = 0;
     if (ParseTypeAndValue(V, PFS)) return true;
     Elts.push_back(V);
diff --git a/lib/AsmParser/LLParser.h b/lib/AsmParser/LLParser.h
index c6bbdb2..9f9672d 100644
--- a/lib/AsmParser/LLParser.h
+++ b/lib/AsmParser/LLParser.h
@@ -55,7 +55,7 @@
       t_ConstantStruct,           // Value in ConstantStructElts.
       t_PackedConstantStruct      // Value in ConstantStructElts.
     } Kind;
-    
+
     LLLexer::LocTy Loc;
     unsigned UIntVal;
     std::string StrVal, StrVal2;
@@ -65,23 +65,23 @@
     MDNode *MDNodeVal;
     MDString *MDStringVal;
     Constant **ConstantStructElts;
-    
+
     ValID() : Kind(t_LocalID), APFloatVal(0.0) {}
     ~ValID() {
       if (Kind == t_ConstantStruct || Kind == t_PackedConstantStruct)
         delete [] ConstantStructElts;
     }
-    
+
     bool operator<(const ValID &RHS) const {
       if (Kind == t_LocalID || Kind == t_GlobalID)
         return UIntVal < RHS.UIntVal;
       assert((Kind == t_LocalName || Kind == t_GlobalName ||
-              Kind == t_ConstantStruct || Kind == t_PackedConstantStruct) && 
+              Kind == t_ConstantStruct || Kind == t_PackedConstantStruct) &&
              "Ordering not defined for this ValID kind yet");
       return StrVal < RHS.StrVal;
     }
   };
-  
+
   class LLParser {
   public:
     typedef LLLexer::LocTy LocTy;
@@ -89,7 +89,7 @@
     LLVMContext &Context;
     LLLexer Lex;
     Module *M;
-    
+
     // Instruction metadata resolution.  Each instruction can have a list of
     // MDRef info associated with them.
     //
@@ -110,7 +110,7 @@
     // have processed a use of the type but not a definition yet.
     StringMap<std::pair<Type*, LocTy> > NamedTypes;
     std::vector<std::pair<Type*, LocTy> > NumberedTypes;
-    
+
     std::vector<TrackingVH<MDNode> > NumberedMetadata;
     std::map<unsigned, std::pair<TrackingVH<MDNode>, LocTy> > ForwardRefMDNodes;
 
@@ -118,14 +118,14 @@
     std::map<std::string, std::pair<GlobalValue*, LocTy> > ForwardRefVals;
     std::map<unsigned, std::pair<GlobalValue*, LocTy> > ForwardRefValIDs;
     std::vector<GlobalValue*> NumberedVals;
-    
+
     // References to blockaddress.  The key is the function ValID, the value is
     // a list of references to blocks in that function.
     std::map<ValID, std::vector<std::pair<ValID, GlobalValue*> > >
       ForwardRefBlockAddresses;
-    
+
   public:
-    LLParser(MemoryBuffer *F, SourceMgr &SM, SMDiagnostic &Err, Module *m) : 
+    LLParser(MemoryBuffer *F, SourceMgr &SM, SMDiagnostic &Err, Module *m) :
       Context(m->getContext()), Lex(F, SM, Err, m->getContext()),
       M(m) {}
     bool Run();
@@ -241,7 +241,7 @@
       std::map<std::string, std::pair<Value*, LocTy> > ForwardRefVals;
       std::map<unsigned, std::pair<Value*, LocTy> > ForwardRefValIDs;
       std::vector<Value*> NumberedVals;
-      
+
       /// FunctionNumber - If this is an unnamed function, this is the slot
       /// number of it, otherwise it is -1.
       int FunctionNumber;
@@ -375,8 +375,8 @@
     int ParseGetElementPtr(Instruction *&I, PerFunctionState &PFS);
     int ParseExtractValue(Instruction *&I, PerFunctionState &PFS);
     int ParseInsertValue(Instruction *&I, PerFunctionState &PFS);
-    
-    bool ResolveForwardRefBlockAddresses(Function *TheFn, 
+
+    bool ResolveForwardRefBlockAddresses(Function *TheFn,
                              std::vector<std::pair<ValID, GlobalValue*> > &Refs,
                                          PerFunctionState *PFS);
   };
diff --git a/lib/Bitcode/Reader/BitcodeReader.cpp b/lib/Bitcode/Reader/BitcodeReader.cpp
index 279343c..9905fd1 100644
--- a/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -607,7 +607,7 @@
         else
           break;
       }
-      
+
       ResultTy = getTypeByID(Record[2]);
       if (ResultTy == 0 || ArgTys.size() < Record.size()-3)
         return Error("invalid type in function type");
@@ -626,7 +626,7 @@
         else
           break;
       }
-      
+
       ResultTy = getTypeByID(Record[1]);
       if (ResultTy == 0 || ArgTys.size() < Record.size()-2)
         return Error("invalid type in function type");
@@ -657,10 +657,10 @@
     case bitc::TYPE_CODE_STRUCT_NAMED: { // STRUCT: [ispacked, eltty x N]
       if (Record.size() < 1)
         return Error("Invalid STRUCT type record");
-      
+
       if (NumRecords >= TypeList.size())
         return Error("invalid TYPE table");
-      
+
       // Check to see if this was forward referenced, if so fill in the temp.
       StructType *Res = cast_or_null<StructType>(TypeList[NumRecords]);
       if (Res) {
@@ -669,7 +669,7 @@
       } else  // Otherwise, create a new struct.
         Res = StructType::create(Context, TypeName);
       TypeName.clear();
-      
+
       SmallVector<Type*, 8> EltTys;
       for (unsigned i = 1, e = Record.size(); i != e; ++i) {
         if (Type *T = getTypeByID(Record[i]))
@@ -689,7 +689,7 @@
 
       if (NumRecords >= TypeList.size())
         return Error("invalid TYPE table");
-      
+
       // Check to see if this was forward referenced, if so fill in the temp.
       StructType *Res = cast_or_null<StructType>(TypeList[NumRecords]);
       if (Res) {
@@ -700,7 +700,7 @@
       TypeName.clear();
       ResultTy = Res;
       break;
-    }        
+    }
     case bitc::TYPE_CODE_ARRAY:     // ARRAY: [numelts, eltty]
       if (Record.size() < 2)
         return Error("Invalid ARRAY type record");
@@ -1006,7 +1006,7 @@
       APInt VInt = ReadWideAPInt(Record,
                                  cast<IntegerType>(CurTy)->getBitWidth());
       V = ConstantInt::get(Context, VInt);
-      
+
       break;
     }
     case bitc::CST_CODE_FLOAT: {    // FLOAT: [fpval]
@@ -1073,10 +1073,10 @@
     case bitc::CST_CODE_DATA: {// DATA: [n x value]
       if (Record.empty())
         return Error("Invalid CST_DATA record");
-      
+
       Type *EltTy = cast<SequentialType>(CurTy)->getElementType();
       unsigned Size = Record.size();
-      
+
       if (EltTy->isIntegerTy(8)) {
         SmallVector<uint8_t, 16> Elts(Record.begin(), Record.end());
         if (isa<VectorType>(CurTy))
@@ -1324,7 +1324,7 @@
         V = FwdRef;
       }
       break;
-    }  
+    }
     }
 
     ValueList.AssignValue(V, NextCstNo);
@@ -1348,7 +1348,7 @@
     return Error("Malformed block record");
 
   SmallVector<uint64_t, 64> Record;
-  
+
   // Read all the records.
   while (1) {
     unsigned Code = Stream.ReadCode();
@@ -1357,7 +1357,7 @@
         return Error("Error at end of use-list table block");
       return false;
     }
-    
+
     if (Code == bitc::ENTER_SUBBLOCK) {
       // No known subblocks, always skip them.
       Stream.ReadSubBlockID();
@@ -1365,12 +1365,12 @@
         return Error("Malformed block record");
       continue;
     }
-    
+
     if (Code == bitc::DEFINE_ABBREV) {
       Stream.ReadAbbrevRecord();
       continue;
     }
-    
+
     // Read a use list record.
     Record.clear();
     switch (Stream.ReadRecord(Code, Record)) {
@@ -1919,7 +1919,7 @@
   unsigned CurBBNo = 0;
 
   DebugLoc LastLoc;
-  
+
   // Read all the records.
   SmallVector<uint64_t, 64> Record;
   while (1) {
@@ -1974,24 +1974,24 @@
         FunctionBBs[i] = BasicBlock::Create(Context, "", F);
       CurBB = FunctionBBs[0];
       continue;
-        
+
     case bitc::FUNC_CODE_DEBUG_LOC_AGAIN:  // DEBUG_LOC_AGAIN
       // This record indicates that the last instruction is at the same
       // location as the previous instruction with a location.
       I = 0;
-        
+
       // Get the last instruction emitted.
       if (CurBB && !CurBB->empty())
         I = &CurBB->back();
       else if (CurBBNo && FunctionBBs[CurBBNo-1] &&
                !FunctionBBs[CurBBNo-1]->empty())
         I = &FunctionBBs[CurBBNo-1]->back();
-        
+
       if (I == 0) return Error("Invalid DEBUG_LOC_AGAIN record");
       I->setDebugLoc(LastLoc);
       I = 0;
       continue;
-        
+
     case bitc::FUNC_CODE_DEBUG_LOC: {      // DEBUG_LOC: [line, col, scope, ia]
       I = 0;     // Get the last instruction emitted.
       if (CurBB && !CurBB->empty())
@@ -2001,10 +2001,10 @@
         I = &FunctionBBs[CurBBNo-1]->back();
       if (I == 0 || Record.size() < 4)
         return Error("Invalid FUNC_CODE_DEBUG_LOC record");
-      
+
       unsigned Line = Record[0], Col = Record[1];
       unsigned ScopeID = Record[2], IAID = Record[3];
-      
+
       MDNode *Scope = 0, *IA = 0;
       if (ScopeID) Scope = cast<MDNode>(MDValueList.getValueFwdRef(ScopeID-1));
       if (IAID)    IA = cast<MDNode>(MDValueList.getValueFwdRef(IAID-1));
@@ -2272,10 +2272,10 @@
       break;
     }
     case bitc::FUNC_CODE_INST_SWITCH: { // SWITCH: [opty, op0, op1, ...]
-      // Check magic 
+      // Check magic
       if ((Record[0] >> 16) == SWITCH_INST_MAGIC) {
         // New SwitchInst format with case ranges.
-        
+
         Type *OpTy = getTypeByID(Record[1]);
         unsigned ValueBitWidth = cast<IntegerType>(OpTy)->getBitWidth();
 
@@ -2285,17 +2285,17 @@
           return Error("Invalid SWITCH record");
 
         unsigned NumCases = Record[4];
-        
+
         SwitchInst *SI = SwitchInst::Create(Cond, Default, NumCases);
         InstructionList.push_back(SI);
-        
+
         unsigned CurIdx = 5;
         for (unsigned i = 0; i != NumCases; ++i) {
           IntegersSubsetToBB CaseBuilder;
           unsigned NumItems = Record[CurIdx++];
           for (unsigned ci = 0; ci != NumItems; ++ci) {
             bool isSingleNumber = Record[CurIdx++];
-            
+
             APInt Low;
             unsigned ActiveWords = 1;
             if (ValueBitWidth > 64)
@@ -2311,7 +2311,7 @@
               APInt High =
                   ReadWideAPInt(makeArrayRef(&Record[CurIdx], ActiveWords),
                                 ValueBitWidth);
-              
+
               CaseBuilder.add(IntItem::fromType(OpTy, Low),
                               IntItem::fromType(OpTy, High));
               CurIdx += ActiveWords;
@@ -2319,7 +2319,7 @@
               CaseBuilder.add(IntItem::fromType(OpTy, Low));
           }
           BasicBlock *DestBB = getBasicBlock(Record[CurIdx++]);
-          IntegersSubset Case = CaseBuilder.getCase(); 
+          IntegersSubset Case = CaseBuilder.getCase();
           SI->addCase(Case, DestBB);
         }
         uint16_t Hash = SI->hash();
@@ -2328,9 +2328,9 @@
         I = SI;
         break;
       }
-      
+
       // Old SwitchInst format without case ranges.
-      
+
       if (Record.size() < 3 || (Record.size() & 1) == 0)
         return Error("Invalid SWITCH record");
       Type *OpTy = getTypeByID(Record[0]);
@@ -2375,7 +2375,7 @@
       I = IBI;
       break;
     }
-        
+
     case bitc::FUNC_CODE_INST_INVOKE: {
       // INVOKE: [attrs, cc, normBB, unwindBB, fnty, op0,op1,op2, ...]
       if (Record.size() < 4) return Error("Invalid INVOKE record");
@@ -2534,7 +2534,7 @@
       if (getValueTypePair(Record, OpNum, NextValueNo, Op) ||
           OpNum+4 != Record.size())
         return Error("Invalid LOADATOMIC record");
-        
+
 
       AtomicOrdering Ordering = GetDecodedOrdering(Record[OpNum+2]);
       if (Ordering == NotAtomic || Ordering == Release ||
@@ -2750,15 +2750,15 @@
       unsigned BlockIdx = RefList[i].first;
       if (BlockIdx >= FunctionBBs.size())
         return Error("Invalid blockaddress block #");
-    
+
       GlobalVariable *FwdRef = RefList[i].second;
       FwdRef->replaceAllUsesWith(BlockAddress::get(F, FunctionBBs[BlockIdx]));
       FwdRef->eraseFromParent();
     }
-    
+
     BlockAddrFwdRefs.erase(BAFRI);
   }
-  
+
   // Trim the value list down to the size it was before we parsed this function.
   ValueList.shrinkTo(ModuleValueListSize);
   MDValueList.shrinkTo(ModuleMDValueListSize);
diff --git a/lib/Bitcode/Writer/BitcodeWriter.cpp b/lib/Bitcode/Writer/BitcodeWriter.cpp
index 60c657a..e23f648 100644
--- a/lib/Bitcode/Writer/BitcodeWriter.cpp
+++ b/lib/Bitcode/Writer/BitcodeWriter.cpp
@@ -61,7 +61,7 @@
   FUNCTION_INST_RET_VOID_ABBREV,
   FUNCTION_INST_RET_VAL_ABBREV,
   FUNCTION_INST_UNREACHABLE_ABBREV,
-  
+
   // SwitchInst Magic
   SWITCH_INST_MAGIC = 0x4B5 // May 2012 => 1205 => Hex
 };
@@ -234,7 +234,7 @@
   Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, NumBits));
 
   unsigned StructNamedAbbrev = Stream.EmitAbbrev(Abbv);
-  
+
   // Abbrev for TYPE_CODE_ARRAY.
   Abbv = new BitCodeAbbrev();
   Abbv->Add(BitCodeAbbrevOp(bitc::TYPE_CODE_ARRAY));
@@ -300,7 +300,7 @@
       for (StructType::element_iterator I = ST->element_begin(),
            E = ST->element_end(); I != E; ++I)
         TypeVals.push_back(VE.getTypeID(*I));
-      
+
       if (ST->isLiteral()) {
         Code = bitc::TYPE_CODE_STRUCT_ANON;
         AbbrevToUse = StructAnonAbbrev;
@@ -658,7 +658,7 @@
         }
         WriteMDNode(N, VE, Stream, Record);
       }
-      
+
   if (StartedMetadataBlock)
     Stream.ExitBlock();
 }
@@ -673,18 +673,18 @@
   // Write metadata attachments
   // METADATA_ATTACHMENT - [m x [value, [n x [id, mdnode]]]
   SmallVector<std::pair<unsigned, MDNode*>, 4> MDs;
-  
+
   for (Function::const_iterator BB = F.begin(), E = F.end(); BB != E; ++BB)
     for (BasicBlock::const_iterator I = BB->begin(), E = BB->end();
          I != E; ++I) {
       MDs.clear();
       I->getAllMetadataOtherThanDebugLoc(MDs);
-      
+
       // If no metadata, ignore instruction.
       if (MDs.empty()) continue;
 
       Record.push_back(VE.getInstructionID(I));
-      
+
       for (unsigned i = 0, e = MDs.size(); i != e; ++i) {
         Record.push_back(MDs[i].first);
         Record.push_back(VE.getValueID(MDs[i].second));
@@ -703,16 +703,16 @@
   // METADATA_KIND - [n x [id, name]]
   SmallVector<StringRef, 4> Names;
   M->getMDKindNames(Names);
-  
+
   if (Names.empty()) return;
 
   Stream.EnterSubblock(bitc::METADATA_BLOCK_ID, 3);
-  
+
   for (unsigned MDKindID = 0, e = Names.size(); MDKindID != e; ++MDKindID) {
     Record.push_back(MDKindID);
     StringRef KName = Names[MDKindID];
     Record.append(KName.begin(), KName.end());
-    
+
     Stream.EmitRecord(bitc::METADATA_KIND, Record, 0);
     Record.clear();
   }
@@ -743,10 +743,10 @@
     // format it is likely that the high bits are going to be zero.
     // So, we only write the number of active words.
     unsigned NWords = Val.getActiveWords();
-    
+
     if (EmitSizeForWideNumbers)
       Vals.push_back(NWords);
-    
+
     const uint64_t *RawWords = Val.getRawData();
     for (unsigned i = 0; i != NWords; ++i) {
       emitSignedInt64(Vals, RawWords[i]);
@@ -881,12 +881,12 @@
         if (isCStrChar6)
           isCStrChar6 = BitCodeAbbrevOp::isChar6(V);
       }
-      
+
       if (isCStrChar6)
         AbbrevToUse = CString6Abbrev;
       else if (isCStr7)
         AbbrevToUse = CString7Abbrev;
-    } else if (const ConstantDataSequential *CDS = 
+    } else if (const ConstantDataSequential *CDS =
                   dyn_cast<ConstantDataSequential>(C)) {
       Code = bitc::CST_CODE_DATA;
       Type *EltTy = CDS->getType()->getElementType();
@@ -1179,13 +1179,13 @@
       // Redefine Vals, since here we need to use 64 bit values
       // explicitly to store large APInt numbers.
       SmallVector<uint64_t, 128> Vals64;
-      
+
       Code = bitc::FUNC_CODE_INST_SWITCH;
       SwitchInst &SI = cast<SwitchInst>(I);
-      
-      uint32_t SwitchRecordHeader = SI.hash() | (SWITCH_INST_MAGIC << 16); 
-      Vals64.push_back(SwitchRecordHeader);      
-      
+
+      uint32_t SwitchRecordHeader = SI.hash() | (SWITCH_INST_MAGIC << 16);
+      Vals64.push_back(SwitchRecordHeader);
+
       Vals64.push_back(VE.getTypeID(SI.getCondition()->getType()));
       pushValue64(SI.getCondition(), InstID, Vals64, VE);
       Vals64.push_back(VE.getValueID(SI.getDefaultDest()));
@@ -1194,21 +1194,21 @@
            i != e; ++i) {
         IntegersSubset& CaseRanges = i.getCaseValueEx();
         unsigned Code, Abbrev; // will unused.
-        
+
         if (CaseRanges.isSingleNumber()) {
           Vals64.push_back(1/*NumItems = 1*/);
           Vals64.push_back(true/*IsSingleNumber = true*/);
           EmitAPInt(Vals64, Code, Abbrev, CaseRanges.getSingleNumber(0), true);
         } else {
-          
+
           Vals64.push_back(CaseRanges.getNumItems());
-          
+
           if (CaseRanges.isSingleNumbersOnly()) {
             for (unsigned ri = 0, rn = CaseRanges.getNumItems();
                  ri != rn; ++ri) {
-              
+
               Vals64.push_back(true/*IsSingleNumber = true*/);
-              
+
               EmitAPInt(Vals64, Code, Abbrev,
                         CaseRanges.getSingleNumber(ri), true);
             }
@@ -1217,9 +1217,9 @@
                  ri != rn; ++ri) {
               IntegersSubset::Range r = CaseRanges.getItem(ri);
               bool IsSingleNumber = CaseRanges.isSingleNumber(ri);
-    
+
               Vals64.push_back(IsSingleNumber);
-              
+
               EmitAPInt(Vals64, Code, Abbrev, r.getLow(), true);
               if (!IsSingleNumber)
                 EmitAPInt(Vals64, Code, Abbrev, r.getHigh(), true);
@@ -1227,9 +1227,9 @@
         }
         Vals64.push_back(VE.getValueID(i.getCaseSuccessor()));
       }
-      
+
       Stream.EmitRecord(Code, Vals64, AbbrevToUse);
-      
+
       // Also do expected action - clear external Vals collection:
       Vals.clear();
       return;
@@ -1243,7 +1243,7 @@
     for (unsigned i = 1, e = I.getNumOperands(); i != e; ++i)
       Vals.push_back(VE.getValueID(I.getOperand(i)));
     break;
-      
+
   case Instruction::Invoke: {
     const InvokeInst *II = cast<InvokeInst>(&I);
     const Value *Callee(II->getCalledValue());
@@ -1502,21 +1502,21 @@
   unsigned InstID = CstEnd;
 
   bool NeedsMetadataAttachment = false;
-  
+
   DebugLoc LastDL;
-  
+
   // Finally, emit all the instructions, in order.
   for (Function::const_iterator BB = F.begin(), E = F.end(); BB != E; ++BB)
     for (BasicBlock::const_iterator I = BB->begin(), E = BB->end();
          I != E; ++I) {
       WriteInstruction(*I, InstID, VE, Stream, Vals);
-      
+
       if (!I->getType()->isVoidTy())
         ++InstID;
-      
+
       // If the instruction has metadata, write a metadata attachment later.
       NeedsMetadataAttachment |= I->hasMetadataOtherThanDebugLoc();
-      
+
       // If the instruction has a debug location, emit it.
       DebugLoc DL = I->getDebugLoc();
       if (DL.isUnknown()) {
@@ -1527,14 +1527,14 @@
       } else {
         MDNode *Scope, *IA;
         DL.getScopeAndInlinedAt(Scope, IA, I->getContext());
-        
+
         Vals.push_back(DL.getLine());
         Vals.push_back(DL.getCol());
         Vals.push_back(Scope ? VE.getValueID(Scope)+1 : 0);
         Vals.push_back(IA ? VE.getValueID(IA)+1 : 0);
         Stream.EmitRecord(bitc::FUNC_CODE_DEBUG_LOC, Vals);
         Vals.clear();
-        
+
         LastDL = DL;
       }
     }
@@ -1709,7 +1709,7 @@
   Stream.ExitBlock();
 }
 
-// Sort the Users based on the order in which the reader parses the bitcode 
+// Sort the Users based on the order in which the reader parses the bitcode
 // file.
 static bool bitcodereader_order(const User *lhs, const User *rhs) {
   // TODO: Implement.
@@ -1778,9 +1778,9 @@
   for (Module::const_global_iterator I = M->global_begin(), E = M->global_end();
        I != E; ++I)
     I->removeDeadConstantUsers();
-  
+
   // Write the global variables.
-  for (Module::const_global_iterator GI = M->global_begin(), 
+  for (Module::const_global_iterator GI = M->global_begin(),
          GE = M->global_end(); GI != GE; ++GI) {
     WriteUseList(GI, VE, Stream);
 
diff --git a/lib/VMCore/AsmWriter.cpp b/lib/VMCore/AsmWriter.cpp
index b72c17f..c45a04f 100644
--- a/lib/VMCore/AsmWriter.cpp
+++ b/lib/VMCore/AsmWriter.cpp
@@ -84,7 +84,7 @@
     default:                        Out << "cc" << cc; break;
   }
 }
- 
+
 // PrintEscapedString - Print each character of the specified string, escaping
 // it if it is not printable or if it is an escape char.
 static void PrintEscapedString(StringRef Name, raw_ostream &Out) {
@@ -878,7 +878,7 @@
     Out << ']';
     return;
   }
-  
+
   if (const ConstantDataArray *CA = dyn_cast<ConstantDataArray>(CV)) {
     // As a special case, print the array as a string if it is an array of
     // i8 with ConstantInt values.
diff --git a/lib/VMCore/Instruction.cpp b/lib/VMCore/Instruction.cpp
index 66379a0..c0d1fee 100644
--- a/lib/VMCore/Instruction.cpp
+++ b/lib/VMCore/Instruction.cpp
@@ -434,14 +434,14 @@
   New->SubclassOptionalData = SubclassOptionalData;
   if (!hasMetadata())
     return New;
-  
+
   // Otherwise, enumerate and copy over metadata from the old instruction to the
   // new one.
   SmallVector<std::pair<unsigned, MDNode*>, 4> TheMDs;
   getAllMetadataOtherThanDebugLoc(TheMDs);
   for (unsigned i = 0, e = TheMDs.size(); i != e; ++i)
     New->setMetadata(TheMDs[i].first, TheMDs[i].second);
-  
+
   New->setDebugLoc(getDebugLoc());
   return New;
 }