[clang][NFC]add static for internal linkage function (#117482)

Detected by misc-use-internal-linkage

Author: HerrCai0907

clang/lib/AST/APValue.cpp

@@ -1087,7 +1087,7 @@ void APValue::MakeArray(unsigned InitElts, unsigned Size) {
   Kind = Array;
 }
 
-MutableArrayRef<APValue::LValuePathEntry>
+static MutableArrayRef<APValue::LValuePathEntry>
 setLValueUninit(APValue::LValueBase B, const CharUnits &O, unsigned Size,
                 bool OnePastTheEnd, bool IsNullPtr);
 

clang/lib/AST/ASTImporter.cpp

@@ -104,8 +104,8 @@ namespace clang {
   char ASTImportError::ID;
 
   template <class T>
-  SmallVector<Decl *, 2>
-  getCanonicalForwardRedeclChain(Redeclarable<T>* D) {
+  static SmallVector<Decl *, 2>
+  getCanonicalForwardRedeclChain(Redeclarable<T> *D) {
     SmallVector<Decl *, 2> Redecls;
     for (auto *R : D->getFirstDecl()->redecls()) {
       if (R != D->getFirstDecl())
@@ -126,7 +126,7 @@ namespace clang {
     llvm_unreachable("Bad declaration kind");
   }
 
-  void updateFlags(const Decl *From, Decl *To) {
+  static void updateFlags(const Decl *From, Decl *To) {
     // Check if some flags or attrs are new in 'From' and copy into 'To'.
     // FIXME: Other flags or attrs?
     if (From->isUsed(false) && !To->isUsed(false))

clang/lib/AST/ByteCode/Disasm.cpp

@@ -33,7 +33,7 @@
 using namespace clang;
 using namespace clang::interp;
 
-template <typename T> inline T ReadArg(Program &P, CodePtr &OpPC) {
+template <typename T> inline static T ReadArg(Program &P, CodePtr &OpPC) {
   if constexpr (std::is_pointer_v<T>) {
     uint32_t ID = OpPC.read<uint32_t>();
     return reinterpret_cast<T>(P.getNativePointer(ID));

clang/lib/AST/ByteCode/InterpBuiltin.cpp

@@ -47,7 +47,7 @@ static APSInt getAPSIntParam(const InterpFrame *Frame, unsigned Index) {
   return R;
 }
 
-PrimType getIntPrimType(const InterpState &S) {
+static PrimType getIntPrimType(const InterpState &S) {
   const TargetInfo &TI = S.getASTContext().getTargetInfo();
   unsigned IntWidth = TI.getIntWidth();
 
@@ -58,7 +58,7 @@ PrimType getIntPrimType(const InterpState &S) {
   llvm_unreachable("Int isn't 16 or 32 bit?");
 }
 
-PrimType getLongPrimType(const InterpState &S) {
+static PrimType getLongPrimType(const InterpState &S) {
   const TargetInfo &TI = S.getASTContext().getTargetInfo();
   unsigned LongWidth = TI.getLongWidth();
 

clang/lib/AST/DeclBase.cpp

@@ -1500,7 +1500,8 @@ DeclContext *DeclContext::getPrimaryContext() {
 }
 
 template <typename T>
-void collectAllContextsImpl(T *Self, SmallVectorImpl<DeclContext *> &Contexts) {
+static void collectAllContextsImpl(T *Self,
+                                   SmallVectorImpl<DeclContext *> &Contexts) {
   for (T *D = Self->getMostRecentDecl(); D; D = D->getPreviousDecl())
     Contexts.push_back(D);
 

clang/lib/AST/ExprConstant.cpp

@@ -3824,8 +3824,8 @@ static QualType getSubobjectType(QualType ObjType, QualType SubobjType,
 }
 
 /// Find the designated sub-object of an rvalue.
-template<typename SubobjectHandler>
-typename SubobjectHandler::result_type
+template <typename SubobjectHandler>
+static typename SubobjectHandler::result_type
 findSubobject(EvalInfo &Info, const Expr *E, const CompleteObject &Obj,
               const SubobjectDesignator &Sub, SubobjectHandler &handler) {
   if (Sub.Invalid)
@@ -7106,7 +7106,7 @@ static std::optional<DynAlloc *> CheckDeleteKind(EvalInfo &Info, const Expr *E,
 }
 
 // Perform a call to 'operator delete' or '__builtin_operator_delete'.
-bool HandleOperatorDeleteCall(EvalInfo &Info, const CallExpr *E) {
+static bool HandleOperatorDeleteCall(EvalInfo &Info, const CallExpr *E) {
   if (Info.checkingPotentialConstantExpression() ||
       Info.SpeculativeEvaluationDepth)
     return false;

clang/lib/AST/ItaniumCXXABI.cpp

@@ -75,17 +75,17 @@ struct DecompositionDeclName {
 }
 
 namespace llvm {
-template<typename T> bool isDenseMapKeyEmpty(T V) {
+template <typename T> static bool isDenseMapKeyEmpty(T V) {
   return llvm::DenseMapInfo<T>::isEqual(
       V, llvm::DenseMapInfo<T>::getEmptyKey());
 }
-template<typename T> bool isDenseMapKeyTombstone(T V) {
+template <typename T> static bool isDenseMapKeyTombstone(T V) {
   return llvm::DenseMapInfo<T>::isEqual(
       V, llvm::DenseMapInfo<T>::getTombstoneKey());
 }
 
 template <typename T>
-std::optional<bool> areDenseMapKeysEqualSpecialValues(T LHS, T RHS) {
+static std::optional<bool> areDenseMapKeysEqualSpecialValues(T LHS, T RHS) {
   bool LHSEmpty = isDenseMapKeyEmpty(LHS);
   bool RHSEmpty = isDenseMapKeyEmpty(RHS);
   if (LHSEmpty || RHSEmpty)

clang/lib/AST/ParentMapContext.cpp

@@ -50,7 +50,7 @@ DynTypedNode ParentMapContext::traverseIgnored(const DynTypedNode &N) const {
 }
 
 template <typename T, typename... U>
-std::tuple<bool, DynTypedNodeList, const T *, const U *...>
+static std::tuple<bool, DynTypedNodeList, const T *, const U *...>
 matchParents(const DynTypedNodeList &NodeList,
              ParentMapContext::ParentMap *ParentMap);
 

clang/lib/Basic/Attributes.cpp

@@ -156,7 +156,7 @@ std::string AttributeCommonInfo::getNormalizedFullName() const {
       normalizeName(getAttrName(), getScopeName(), getSyntax()));
 }
 
-AttributeCommonInfo::Scope
+static AttributeCommonInfo::Scope
 getScopeFromNormalizedScopeName(StringRef ScopeName) {
   return llvm::StringSwitch<AttributeCommonInfo::Scope>(ScopeName)
       .Case("", AttributeCommonInfo::Scope::NONE)

clang/lib/CodeGen/CGBuiltin.cpp

@@ -209,7 +209,7 @@ static Value *handleHlslSplitdouble(const CallExpr *E, CodeGenFunction *CGF) {
   return LastInst;
 }
 
-Value *handleAsDoubleBuiltin(CodeGenFunction &CGF, const CallExpr *E) {
+static Value *handleAsDoubleBuiltin(CodeGenFunction &CGF, const CallExpr *E) {
   assert((E->getArg(0)->getType()->hasUnsignedIntegerRepresentation() &&
           E->getArg(1)->getType()->hasUnsignedIntegerRepresentation()) &&
          "asdouble operands types mismatch");
@@ -19028,7 +19028,7 @@ static Intrinsic::ID getDotProductIntrinsic(CGHLSLRuntime &RT, QualType QT) {
   return RT.getUDotIntrinsic();
 }
 
-Intrinsic::ID getFirstBitHighIntrinsic(CGHLSLRuntime &RT, QualType QT) {
+static Intrinsic::ID getFirstBitHighIntrinsic(CGHLSLRuntime &RT, QualType QT) {
   if (QT->hasSignedIntegerRepresentation()) {
     return RT.getFirstBitSHighIntrinsic();
   }