[C++11] Add 'override' keyword to virtual methods that override their base class.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@203439 91177308-0d34-0410-b5e6-96231b3b80d8

10 files changed, 114 insertions, 115 deletions

diff --git a/lib/Target/ARM/AsmParser/ARMAsmParser.cpp b/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
index 146ac2b1df..b361bb70fa 100644
--- a/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
+++ b/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
@@ -359,20 +359,22 @@ public:
   }
 
   // Implementation of the MCTargetAsmParser interface:
-  bool ParseRegister(unsigned &RegNo, SMLoc &StartLoc, SMLoc &EndLoc);
-  bool ParseInstruction(ParseInstructionInfo &Info, StringRef Name,
-                        SMLoc NameLoc,
-                        SmallVectorImpl<MCParsedAsmOperand*> &Operands);
-  bool ParseDirective(AsmToken DirectiveID);
+  bool ParseRegister(unsigned &RegNo, SMLoc &StartLoc, SMLoc &EndLoc) override;
+  bool
+  ParseInstruction(ParseInstructionInfo &Info, StringRef Name,
+                   SMLoc NameLoc,
+                   SmallVectorImpl<MCParsedAsmOperand*> &Operands) override;
+  bool ParseDirective(AsmToken DirectiveID) override;
 
-  unsigned validateTargetOperandClass(MCParsedAsmOperand *Op, unsigned Kind);
-  unsigned checkTargetMatchPredicate(MCInst &Inst);
+  unsigned validateTargetOperandClass(MCParsedAsmOperand *Op,
+                                      unsigned Kind) override;
+  unsigned checkTargetMatchPredicate(MCInst &Inst) override;
 
   bool MatchAndEmitInstruction(SMLoc IDLoc, unsigned &Opcode,
                                SmallVectorImpl<MCParsedAsmOperand*> &Operands,
                                MCStreamer &Out, unsigned &ErrorInfo,
-                               bool MatchingInlineAsm);
-  void onLabelParsed(MCSymbol *Symbol);
+                               bool MatchingInlineAsm) override;
+  void onLabelParsed(MCSymbol *Symbol) override;
 };
 } // end anonymous namespace
 
@@ -621,9 +623,9 @@ public:
   }
 
   /// getStartLoc - Get the location of the first token of this operand.
-  SMLoc getStartLoc() const { return StartLoc; }
+  SMLoc getStartLoc() const override { return StartLoc; }
   /// getEndLoc - Get the location of the last token of this operand.
-  SMLoc getEndLoc() const { return EndLoc; }
+  SMLoc getEndLoc() const override { return EndLoc; }
   /// getLocRange - Get the range between the first and last token of this
   /// operand.
   SMRange getLocRange() const { return SMRange(StartLoc, EndLoc); }
@@ -643,7 +645,7 @@ public:
     return StringRef(Tok.Data, Tok.Length);
   }
 
-  unsigned getReg() const {
+  unsigned getReg() const override {
     assert((Kind == k_Register || Kind == k_CCOut) && "Invalid access!");
     return Reg.RegNum;
   }
@@ -691,7 +693,7 @@ public:
   bool isCCOut() const { return Kind == k_CCOut; }
   bool isITMask() const { return Kind == k_ITCondMask; }
   bool isITCondCode() const { return Kind == k_CondCode; }
-  bool isImm() const { return Kind == k_Immediate; }
+  bool isImm() const override { return Kind == k_Immediate; }
   // checks whether this operand is an unsigned offset which fits is a field
   // of specified width and scaled by a specific number of bits
   template<unsigned width, unsigned scale>
@@ -1067,14 +1069,14 @@ public:
     int64_t Value = CE->getValue();
     return Value == 1 || Value == 0;
   }
-  bool isReg() const { return Kind == k_Register; }
+  bool isReg() const override { return Kind == k_Register; }
   bool isRegList() const { return Kind == k_RegisterList; }
   bool isDPRRegList() const { return Kind == k_DPRRegisterList; }
   bool isSPRRegList() const { return Kind == k_SPRRegisterList; }
-  bool isToken() const { return Kind == k_Token; }
+  bool isToken() const override { return Kind == k_Token; }
   bool isMemBarrierOpt() const { return Kind == k_MemBarrierOpt; }
   bool isInstSyncBarrierOpt() const { return Kind == k_InstSyncBarrierOpt; }
-  bool isMem() const { return Kind == k_Memory; }
+  bool isMem() const override { return Kind == k_Memory; }
   bool isShifterImm() const { return Kind == k_ShifterImmediate; }
   bool isRegShiftedReg() const { return Kind == k_ShiftedRegister; }
   bool isRegShiftedImm() const { return Kind == k_ShiftedImmediate; }
@@ -2309,7 +2311,7 @@ public:
     Inst.addOperand(MCOperand::CreateImm(Imm | 0x1e00));
   }
 
-  virtual void print(raw_ostream &OS) const;
+  void print(raw_ostream &OS) const override;
 
   static ARMOperand *CreateITMask(unsigned Mask, SMLoc S) {
     ARMOperand *Op = new ARMOperand(k_ITCondMask);
diff --git a/lib/Target/ARM/Disassembler/ARMDisassembler.cpp b/lib/Target/ARM/Disassembler/ARMDisassembler.cpp
index 9c7988f8a8..0a5e87aa15 100644
--- a/lib/Target/ARM/Disassembler/ARMDisassembler.cpp
+++ b/lib/Target/ARM/Disassembler/ARMDisassembler.cpp
@@ -98,12 +98,10 @@ public:
   }
 
   /// getInstruction - See MCDisassembler.
-  DecodeStatus getInstruction(MCInst &instr,
-                              uint64_t &size,
-                              const MemoryObject &region,
-                              uint64_t address,
+  DecodeStatus getInstruction(MCInst &instr, uint64_t &size,
+                              const MemoryObject &region, uint64_t address,
                               raw_ostream &vStream,
-                              raw_ostream &cStream) const;
+                              raw_ostream &cStream) const override;
 };
 
 /// ThumbDisassembler - Thumb disassembler for all Thumb platforms.
@@ -119,12 +117,10 @@ public:
   }
 
   /// getInstruction - See MCDisassembler.
-  DecodeStatus getInstruction(MCInst &instr,
-                              uint64_t &size,
-                              const MemoryObject &region,
-                              uint64_t address,
+  DecodeStatus getInstruction(MCInst &instr, uint64_t &size,
+                              const MemoryObject &region, uint64_t address,
                               raw_ostream &vStream,
-                              raw_ostream &cStream) const;
+                              raw_ostream &cStream) const override;
 
 private:
   mutable ITStatus ITBlock;
diff --git a/lib/Target/ARM/MCTargetDesc/ARMAsmBackend.cpp b/lib/Target/ARM/MCTargetDesc/ARMAsmBackend.cpp
index a7189f7def..aaa8f362e2 100644
--- a/lib/Target/ARM/MCTargetDesc/ARMAsmBackend.cpp
+++ b/lib/Target/ARM/MCTargetDesc/ARMAsmBackend.cpp
@@ -51,13 +51,15 @@ public:
     delete STI;
   }
 
-  unsigned getNumFixupKinds() const { return ARM::NumTargetFixupKinds; }
+  unsigned getNumFixupKinds() const override {
+    return ARM::NumTargetFixupKinds;
+  }
 
   bool hasNOP() const {
     return (STI->getFeatureBits() & ARM::HasV6T2Ops) != 0;
   }
 
-  const MCFixupKindInfo &getFixupKindInfo(MCFixupKind Kind) const {
+  const MCFixupKindInfo &getFixupKindInfo(MCFixupKind Kind) const override {
     const static MCFixupKindInfo Infos[ARM::NumTargetFixupKinds] = {
 // This table *must* be in the order that the fixup_* kinds are defined in
 // ARMFixupKinds.h.
@@ -113,24 +115,23 @@ public:
   void processFixupValue(const MCAssembler &Asm, const MCAsmLayout &Layout,
                          const MCFixup &Fixup, const MCFragment *DF,
                          MCValue &Target, uint64_t &Value,
-                         bool &IsResolved);
+                         bool &IsResolved) override;
 
 
   void applyFixup(const MCFixup &Fixup, char *Data, unsigned DataSize,
-                  uint64_t Value) const;
+                  uint64_t Value) const override;
 
-  bool mayNeedRelaxation(const MCInst &Inst) const;
+  bool mayNeedRelaxation(const MCInst &Inst) const override;
 
-  bool fixupNeedsRelaxation(const MCFixup &Fixup,
-                            uint64_t Value,
+  bool fixupNeedsRelaxation(const MCFixup &Fixup, uint64_t Value,
                             const MCRelaxableFragment *DF,
-                            const MCAsmLayout &Layout) const;
+                            const MCAsmLayout &Layout) const override;
 
-  void relaxInstruction(const MCInst &Inst, MCInst &Res) const;
+  void relaxInstruction(const MCInst &Inst, MCInst &Res) const override;
 
-  bool writeNopData(uint64_t Count, MCObjectWriter *OW) const;
+  bool writeNopData(uint64_t Count, MCObjectWriter *OW) const override;
 
-  void handleAssemblerFlag(MCAssemblerFlag Flag) {
+  void handleAssemblerFlag(MCAssemblerFlag Flag) override {
     switch (Flag) {
     default: break;
     case MCAF_Code16:
@@ -663,7 +664,7 @@ public:
                    uint8_t _OSABI)
     : ARMAsmBackend(T, TT), OSABI(_OSABI) { }
 
-  MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
+  MCObjectWriter *createObjectWriter(raw_ostream &OS) const override {
     return createARMELFObjectWriter(OS, OSABI);
   }
 };
@@ -678,7 +679,7 @@ public:
       HasDataInCodeSupport = true;
     }
 
-  MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
+  MCObjectWriter *createObjectWriter(raw_ostream &OS) const override {
     return createARMMachObjectWriter(OS, /*Is64Bit=*/false,
                                      MachO::CPU_TYPE_ARM,
                                      Subtype);
diff --git a/lib/Target/ARM/MCTargetDesc/ARMELFObjectWriter.cpp b/lib/Target/ARM/MCTargetDesc/ARMELFObjectWriter.cpp
index d9a1453cc3..25efd67c69 100644
--- a/lib/Target/ARM/MCTargetDesc/ARMELFObjectWriter.cpp
+++ b/lib/Target/ARM/MCTargetDesc/ARMELFObjectWriter.cpp
@@ -34,14 +34,13 @@ namespace {
 
     virtual ~ARMELFObjectWriter();
 
-    virtual unsigned GetRelocType(const MCValue &Target, const MCFixup &Fixup,
-                                  bool IsPCRel, bool IsRelocWithSymbol,
-                                  int64_t Addend) const;
-    virtual const MCSymbol *ExplicitRelSym(const MCAssembler &Asm,
-                                   const MCValue &Target,
-                                   const MCFragment &F,
+    unsigned GetRelocType(const MCValue &Target, const MCFixup &Fixup,
+                          bool IsPCRel, bool IsRelocWithSymbol,
+                          int64_t Addend) const override;
+    const MCSymbol *ExplicitRelSym(const MCAssembler &Asm,
+                                   const MCValue &Target, const MCFragment &F,
                                    const MCFixup &Fixup,
-                                   bool IsPCRel) const;
+                                   bool IsPCRel) const override;
   };
 }
 
diff --git a/lib/Target/ARM/MCTargetDesc/ARMELFStreamer.cpp b/lib/Target/ARM/MCTargetDesc/ARMELFStreamer.cpp
index 2945f09992..2d44b1a556 100644
--- a/lib/Target/ARM/MCTargetDesc/ARMELFStreamer.cpp
+++ b/lib/Target/ARM/MCTargetDesc/ARMELFStreamer.cpp
@@ -114,32 +114,32 @@ class ARMTargetAsmStreamer : public ARMTargetStreamer {
   MCInstPrinter &InstPrinter;
   bool IsVerboseAsm;
 
-  virtual void emitFnStart();
-  virtual void emitFnEnd();
-  virtual void emitCantUnwind();
-  virtual void emitPersonality(const MCSymbol *Personality);
-  virtual void emitPersonalityIndex(unsigned Index);
-  virtual void emitHandlerData();
-  virtual void emitSetFP(unsigned FpReg, unsigned SpReg, int64_t Offset = 0);
-  virtual void emitMovSP(unsigned Reg, int64_t Offset = 0);
-  virtual void emitPad(int64_t Offset);
-  virtual void emitRegSave(const SmallVectorImpl<unsigned> &RegList,
-                           bool isVector);
-  virtual void emitUnwindRaw(int64_t Offset,
-                             const SmallVectorImpl<uint8_t> &Opcodes);
-
-  virtual void switchVendor(StringRef Vendor);
-  virtual void emitAttribute(unsigned Attribute, unsigned Value);
-  virtual void emitTextAttribute(unsigned Attribute, StringRef String);
-  virtual void emitIntTextAttribute(unsigned Attribute, unsigned IntValue,
-                                    StringRef StrinValue);
-  virtual void emitArch(unsigned Arch);
-  virtual void emitObjectArch(unsigned Arch);
-  virtual void emitFPU(unsigned FPU);
-  virtual void emitInst(uint32_t Inst, char Suffix = '\0');
-  virtual void finishAttributeSection();
-
-  virtual void AnnotateTLSDescriptorSequence(const MCSymbolRefExpr *SRE);
+  void emitFnStart() override;
+  void emitFnEnd() override;
+  void emitCantUnwind() override;
+  void emitPersonality(const MCSymbol *Personality) override;
+  void emitPersonalityIndex(unsigned Index) override;
+  void emitHandlerData() override;
+  void emitSetFP(unsigned FpReg, unsigned SpReg, int64_t Offset = 0) override;
+  void emitMovSP(unsigned Reg, int64_t Offset = 0) override;
+  void emitPad(int64_t Offset) override;
+  void emitRegSave(const SmallVectorImpl<unsigned> &RegList,
+                   bool isVector) override;
+  void emitUnwindRaw(int64_t Offset,
+                     const SmallVectorImpl<uint8_t> &Opcodes) override;
+
+  void switchVendor(StringRef Vendor) override;
+  void emitAttribute(unsigned Attribute, unsigned Value) override;
+  void emitTextAttribute(unsigned Attribute, StringRef String) override;
+  void emitIntTextAttribute(unsigned Attribute, unsigned IntValue,
+                            StringRef StrinValue) override;
+  void emitArch(unsigned Arch) override;
+  void emitObjectArch(unsigned Arch) override;
+  void emitFPU(unsigned FPU) override;
+  void emitInst(uint32_t Inst, char Suffix = '\0') override;
+  void finishAttributeSection() override;
+
+  void AnnotateTLSDescriptorSequence(const MCSymbolRefExpr *SRE) override;
 
 public:
   ARMTargetAsmStreamer(MCStreamer &S, formatted_raw_ostream &OS,
@@ -383,32 +383,32 @@ private:
 
   ARMELFStreamer &getStreamer();
 
-  virtual void emitFnStart();
-  virtual void emitFnEnd();
-  virtual void emitCantUnwind();
-  virtual void emitPersonality(const MCSymbol *Personality);
-  virtual void emitPersonalityIndex(unsigned Index);
-  virtual void emitHandlerData();
-  virtual void emitSetFP(unsigned FpReg, unsigned SpReg, int64_t Offset = 0);
-  virtual void emitMovSP(unsigned Reg, int64_t Offset = 0);
-  virtual void emitPad(int64_t Offset);
-  virtual void emitRegSave(const SmallVectorImpl<unsigned> &RegList,
-                           bool isVector);
-  virtual void emitUnwindRaw(int64_t Offset,
-                             const SmallVectorImpl<uint8_t> &Opcodes);
-
-  virtual void switchVendor(StringRef Vendor);
-  virtual void emitAttribute(unsigned Attribute, unsigned Value);
-  virtual void emitTextAttribute(unsigned Attribute, StringRef String);
-  virtual void emitIntTextAttribute(unsigned Attribute, unsigned IntValue,
-                                    StringRef StringValue);
-  virtual void emitArch(unsigned Arch);
-  virtual void emitObjectArch(unsigned Arch);
-  virtual void emitFPU(unsigned FPU);
-  virtual void emitInst(uint32_t Inst, char Suffix = '\0');
-  virtual void finishAttributeSection();
-
-  virtual void AnnotateTLSDescriptorSequence(const MCSymbolRefExpr *SRE);
+  void emitFnStart() override;
+  void emitFnEnd() override;
+  void emitCantUnwind() override;
+  void emitPersonality(const MCSymbol *Personality) override;
+  void emitPersonalityIndex(unsigned Index) override;
+  void emitHandlerData() override;
+  void emitSetFP(unsigned FpReg, unsigned SpReg, int64_t Offset = 0) override;
+  void emitMovSP(unsigned Reg, int64_t Offset = 0) override;
+  void emitPad(int64_t Offset) override;
+  void emitRegSave(const SmallVectorImpl<unsigned> &RegList,
+                   bool isVector) override;
+  void emitUnwindRaw(int64_t Offset,
+                     const SmallVectorImpl<uint8_t> &Opcodes) override;
+
+  void switchVendor(StringRef Vendor) override;
+  void emitAttribute(unsigned Attribute, unsigned Value) override;
+  void emitTextAttribute(unsigned Attribute, StringRef String) override;
+  void emitIntTextAttribute(unsigned Attribute, unsigned IntValue,
+                            StringRef StringValue) override;
+  void emitArch(unsigned Arch) override;
+  void emitObjectArch(unsigned Arch) override;
+  void emitFPU(unsigned FPU) override;
+  void emitInst(uint32_t Inst, char Suffix = '\0') override;
+  void finishAttributeSection() override;
+
+  void AnnotateTLSDescriptorSequence(const MCSymbolRefExpr *SRE) override;
 
   size_t calculateContentSize() const;
 
@@ -444,7 +444,7 @@ public:
 
   ~ARMELFStreamer() {}
 
-  virtual void FinishImpl();
+  void FinishImpl() override;
 
   // ARM exception handling directives
   void emitFnStart();
@@ -459,8 +459,8 @@ public:
   void emitRegSave(const SmallVectorImpl<unsigned> &RegList, bool isVector);
   void emitUnwindRaw(int64_t Offset, const SmallVectorImpl<uint8_t> &Opcodes);
 
-  virtual void ChangeSection(const MCSection *Section,
-                             const MCExpr *Subsection) {
+  void ChangeSection(const MCSection *Section,
+                     const MCExpr *Subsection) override {
     // We have to keep track of the mapping symbol state of any sections we
     // use. Each one should start off as EMS_None, which is provided as the
     // default constructor by DenseMap::lookup.
@@ -473,7 +473,8 @@ public:
   /// This function is the one used to emit instruction data into the ELF
   /// streamer. We override it to add the appropriate mapping symbol if
   /// necessary.
-  virtual void EmitInstruction(const MCInst& Inst, const MCSubtargetInfo &STI) {
+  void EmitInstruction(const MCInst& Inst,
+                       const MCSubtargetInfo &STI) override {
     if (IsThumb)
       EmitThumbMappingSymbol();
     else
@@ -523,7 +524,7 @@ public:
   /// This is one of the functions used to emit data into an ELF section, so the
   /// ARM streamer overrides it to add the appropriate mapping symbol ($d) if
   /// necessary.
-  virtual void EmitBytes(StringRef Data) {
+  void EmitBytes(StringRef Data) override {
     EmitDataMappingSymbol();
     MCELFStreamer::EmitBytes(Data);
   }
@@ -531,12 +532,12 @@ public:
   /// This is one of the functions used to emit data into an ELF section, so the
   /// ARM streamer overrides it to add the appropriate mapping symbol ($d) if
   /// necessary.
-  virtual void EmitValueImpl(const MCExpr *Value, unsigned Size) {
+  void EmitValueImpl(const MCExpr *Value, unsigned Size) override {
     EmitDataMappingSymbol();
     MCELFStreamer::EmitValueImpl(Value, Size);
   }
 
-  virtual void EmitAssemblerFlag(MCAssemblerFlag Flag) {
+  void EmitAssemblerFlag(MCAssemblerFlag Flag) override {
     MCELFStreamer::EmitAssemblerFlag(Flag);
 
     switch (Flag) {
@@ -599,7 +600,7 @@ private:
     Symbol->setVariableValue(Value);
   }
 
-  void EmitThumbFunc(MCSymbol *Func) {
+  void EmitThumbFunc(MCSymbol *Func) override {
     // FIXME: Anything needed here to flag the function as thumb?
 
     getAssembler().setIsThumbFunc(Func);
diff --git a/lib/Target/ARM/MCTargetDesc/ARMMCAsmInfo.h b/lib/Target/ARM/MCTargetDesc/ARMMCAsmInfo.h
index e1f716d936..ea9dd19571 100644
--- a/lib/Target/ARM/MCTargetDesc/ARMMCAsmInfo.h
+++ b/lib/Target/ARM/MCTargetDesc/ARMMCAsmInfo.h
@@ -20,13 +20,13 @@
 namespace llvm {
 
   class ARMMCAsmInfoDarwin : public MCAsmInfoDarwin {
-    virtual void anchor();
+    void anchor() override;
   public:
     explicit ARMMCAsmInfoDarwin();
   };
 
   class ARMELFMCAsmInfo : public MCAsmInfoELF {
-    virtual void anchor();
+    void anchor() override;
   public:
     explicit ARMELFMCAsmInfo();
   };
diff --git a/lib/Target/ARM/MCTargetDesc/ARMMCCodeEmitter.cpp b/lib/Target/ARM/MCTargetDesc/ARMMCCodeEmitter.cpp
index 6aa8914b2c..3b2ca73aec 100644
--- a/lib/Target/ARM/MCTargetDesc/ARMMCCodeEmitter.cpp
+++ b/lib/Target/ARM/MCTargetDesc/ARMMCCodeEmitter.cpp
@@ -392,7 +392,7 @@ public:
 
   void EncodeInstruction(const MCInst &MI, raw_ostream &OS,
                          SmallVectorImpl<MCFixup> &Fixups,
-                         const MCSubtargetInfo &STI) const;
+                         const MCSubtargetInfo &STI) const override;
 };
 
 } // end anonymous namespace
diff --git a/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp b/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp
index 434f27f46f..000fc738bd 100644
--- a/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp
+++ b/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp
@@ -287,14 +287,14 @@ class ARMMCInstrAnalysis : public MCInstrAnalysis {
 public:
   ARMMCInstrAnalysis(const MCInstrInfo *Info) : MCInstrAnalysis(Info) {}
 
-  virtual bool isUnconditionalBranch(const MCInst &Inst) const {
+  bool isUnconditionalBranch(const MCInst &Inst) const override {
     // BCCs with the "always" predicate are unconditional branches.
     if (Inst.getOpcode() == ARM::Bcc && Inst.getOperand(1).getImm()==ARMCC::AL)
       return true;
     return MCInstrAnalysis::isUnconditionalBranch(Inst);
   }
 
-  virtual bool isConditionalBranch(const MCInst &Inst) const {
+  bool isConditionalBranch(const MCInst &Inst) const override {
     // BCCs with the "always" predicate are unconditional branches.
     if (Inst.getOpcode() == ARM::Bcc && Inst.getOperand(1).getImm()==ARMCC::AL)
       return false;
@@ -302,7 +302,7 @@ public:
   }
 
   bool evaluateBranch(const MCInst &Inst, uint64_t Addr,
-                      uint64_t Size, uint64_t &Target) const {
+                      uint64_t Size, uint64_t &Target) const override {
     // We only handle PCRel branches for now.
     if (Info->get(Inst.getOpcode()).OpInfo[0].OperandType!=MCOI::OPERAND_PCREL)
       return false;
diff --git a/lib/Target/ARM/MCTargetDesc/ARMMachORelocationInfo.cpp b/lib/Target/ARM/MCTargetDesc/ARMMachORelocationInfo.cpp
index 5a8b4e7ebf..d4b00e6e4f 100644
--- a/lib/Target/ARM/MCTargetDesc/ARMMachORelocationInfo.cpp
+++ b/lib/Target/ARM/MCTargetDesc/ARMMachORelocationInfo.cpp
@@ -23,7 +23,7 @@ public:
   ARMMachORelocationInfo(MCContext &Ctx) : MCRelocationInfo(Ctx) {}
 
   const MCExpr *createExprForCAPIVariantKind(const MCExpr *SubExpr,
-                                             unsigned VariantKind) {
+                                             unsigned VariantKind) override {
     switch(VariantKind) {
     case LLVMDisassembler_VariantKind_ARM_HI16:
       return ARMMCExpr::CreateUpper16(SubExpr, Ctx);
diff --git a/lib/Target/ARM/MCTargetDesc/ARMMachObjectWriter.cpp b/lib/Target/ARM/MCTargetDesc/ARMMachObjectWriter.cpp
index 4ef18b4298..4c8702c6e3 100644
--- a/lib/Target/ARM/MCTargetDesc/ARMMachObjectWriter.cpp
+++ b/lib/Target/ARM/MCTargetDesc/ARMMachObjectWriter.cpp
@@ -56,7 +56,7 @@ public:
   void RecordRelocation(MachObjectWriter *Writer,
                         const MCAssembler &Asm, const MCAsmLayout &Layout,
                         const MCFragment *Fragment, const MCFixup &Fixup,
-                        MCValue Target, uint64_t &FixedValue);
+                        MCValue Target, uint64_t &FixedValue) override;
 };
 }