[clang] NFC: format clang/lib/Sema/Sema.cpp (PR #83974)

via cfe-commits cfe-commits at lists.llvm.org
Tue Mar 5 00:37:35 PST 2024


llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang

Author: Takuto Ikuta (atetubou)

<details>
<summary>Changes</summary>

This is to avoid modifying unrelated code when auto format is on in our editor.

---

Patch is 25.91 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/83974.diff


1 Files Affected:

- (modified) clang/lib/Sema/Sema.cpp (+118-105) 


``````````diff
diff --git a/clang/lib/Sema/Sema.cpp b/clang/lib/Sema/Sema.cpp
index cfb653e665ea03..fe00dc3198fdc0 100644
--- a/clang/lib/Sema/Sema.cpp
+++ b/clang/lib/Sema/Sema.cpp
@@ -269,8 +269,8 @@ void Sema::Initialize() {
     SC->InitializeSema(*this);
 
   // Tell the external Sema source about this Sema object.
-  if (ExternalSemaSource *ExternalSema
-      = dyn_cast_or_null<ExternalSemaSource>(Context.getExternalSource()))
+  if (ExternalSemaSource *ExternalSema =
+          dyn_cast_or_null<ExternalSemaSource>(Context.getExternalSource()))
     ExternalSema->InitializeSema(*this);
 
   // This needs to happen after ExternalSemaSource::InitializeSema(this) or we
@@ -295,7 +295,6 @@ void Sema::Initialize() {
       PushOnScopeChains(Context.getUInt128Decl(), TUScope);
   }
 
-
   // Initialize predefined Objective-C types:
   if (getLangOpts().ObjC) {
     // If 'SEL' does not yet refer to any declarations, make it refer to the
@@ -361,7 +360,6 @@ void Sema::Initialize() {
       // 32-bit integer and OpenCLC v2.0, s6.1.1 int is always 32-bit wide.
       addImplicitTypedef("atomic_flag", Context.getAtomicType(Context.IntTy));
 
-
       // OpenCL v2.0 s6.13.11.6:
       // - The atomic_long and atomic_ulong types are supported if the
       //   cl_khr_int64_base_atomics and cl_khr_int64_extended_atomics
@@ -410,7 +408,6 @@ void Sema::Initialize() {
         addImplicitTypedef("atomic_long", AtomicLongT);
         addImplicitTypedef("atomic_ulong", AtomicULongT);
 
-
         if (Context.getTypeSize(Context.getSizeType()) == 64) {
           AddPointerSizeDependentTypes();
         }
@@ -425,17 +422,17 @@ void Sema::Initialize() {
   }
 
   if (Context.getTargetInfo().hasAArch64SVETypes()) {
-#define SVE_TYPE(Name, Id, SingletonId) \
-    addImplicitTypedef(Name, Context.SingletonId);
+#define SVE_TYPE(Name, Id, SingletonId)                                        \
+  addImplicitTypedef(Name, Context.SingletonId);
 #include "clang/Basic/AArch64SVEACLETypes.def"
   }
 
   if (Context.getTargetInfo().getTriple().isPPC64()) {
-#define PPC_VECTOR_MMA_TYPE(Name, Id, Size) \
-      addImplicitTypedef(#Name, Context.Id##Ty);
+#define PPC_VECTOR_MMA_TYPE(Name, Id, Size)                                    \
+  addImplicitTypedef(#Name, Context.Id##Ty);
 #include "clang/Basic/PPCTypes.def"
-#define PPC_VECTOR_VSX_TYPE(Name, Id, Size) \
-    addImplicitTypedef(#Name, Context.Id##Ty);
+#define PPC_VECTOR_VSX_TYPE(Name, Id, Size)                                    \
+  addImplicitTypedef(#Name, Context.Id##Ty);
 #include "clang/Basic/PPCTypes.def"
   }
 
@@ -467,7 +464,8 @@ Sema::~Sema() {
   assert(InstantiatingSpecializations.empty() &&
          "failed to clean up an InstantiatingTemplate?");
 
-  if (VisContext) FreeVisContext();
+  if (VisContext)
+    FreeVisContext();
 
   // Kill all the active scopes.
   for (sema::FunctionScopeInfo *FSI : FunctionScopes)
@@ -478,8 +476,8 @@ Sema::~Sema() {
     SC->ForgetSema();
 
   // Detach from the external Sema source.
-  if (ExternalSemaSource *ExternalSema
-        = dyn_cast_or_null<ExternalSemaSource>(Context.getExternalSource()))
+  if (ExternalSemaSource *ExternalSema =
+          dyn_cast_or_null<ExternalSemaSource>(Context.getExternalSource()))
     ExternalSema->ForgetSema();
 
   // Delete cached satisfactions.
@@ -517,11 +515,12 @@ void Sema::runWithSufficientStackSpace(SourceLocation Loc,
 /// context.  If we're still in a system header, and we can plausibly
 /// make the relevant declaration unavailable instead of erroring, do
 /// so and return true.
-bool Sema::makeUnavailableInSystemHeader(SourceLocation loc,
-                                      UnavailableAttr::ImplicitReason reason) {
+bool Sema::makeUnavailableInSystemHeader(
+    SourceLocation loc, UnavailableAttr::ImplicitReason reason) {
   // If we're not in a function, it's an error.
   FunctionDecl *fn = dyn_cast<FunctionDecl>(CurContext);
-  if (!fn) return false;
+  if (!fn)
+    return false;
 
   // If we're in template instantiation, it's an error.
   if (inTemplateInstantiation())
@@ -532,7 +531,8 @@ bool Sema::makeUnavailableInSystemHeader(SourceLocation loc,
     return false;
 
   // If the function is already unavailable, it's not an error.
-  if (fn->hasAttr<UnavailableAttr>()) return true;
+  if (fn->hasAttr<UnavailableAttr>())
+    return true;
 
   fn->addAttr(UnavailableAttr::CreateImplicit(Context, "", reason, loc));
   return true;
@@ -542,8 +542,8 @@ ASTMutationListener *Sema::getASTMutationListener() const {
   return getASTConsumer().GetASTMutationListener();
 }
 
-///Registers an external source. If an external source already exists,
-/// creates a multiplex external source and appends to it.
+/// Registers an external source. If an external source already exists,
+///  creates a multiplex external source and appends to it.
 ///
 ///\param[in] E - A non-null external sema source.
 ///
@@ -633,8 +633,8 @@ void Sema::diagnoseZeroToNullptrConversion(CastKind Kind, const Expr *E) {
 /// ImpCastExprToType - If Expr is not of type 'Type', insert an implicit cast.
 /// If there is already an implicit cast, merge into the existing one.
 /// The result is of the given category.
-ExprResult Sema::ImpCastExprToType(Expr *E, QualType Ty,
-                                   CastKind Kind, ExprValueKind VK,
+ExprResult Sema::ImpCastExprToType(Expr *E, QualType Ty, CastKind Kind,
+                                   ExprValueKind VK,
                                    const CXXCastPath *BasePath,
                                    CheckedConversionKind CCK) {
 #ifndef NDEBUG
@@ -716,16 +716,26 @@ ExprResult Sema::ImpCastExprToType(Expr *E, QualType Ty,
 /// to the conversion from scalar type ScalarTy to the Boolean type.
 CastKind Sema::ScalarTypeToBooleanCastKind(QualType ScalarTy) {
   switch (ScalarTy->getScalarTypeKind()) {
-  case Type::STK_Bool: return CK_NoOp;
-  case Type::STK_CPointer: return CK_PointerToBoolean;
-  case Type::STK_BlockPointer: return CK_PointerToBoolean;
-  case Type::STK_ObjCObjectPointer: return CK_PointerToBoolean;
-  case Type::STK_MemberPointer: return CK_MemberPointerToBoolean;
-  case Type::STK_Integral: return CK_IntegralToBoolean;
-  case Type::STK_Floating: return CK_FloatingToBoolean;
-  case Type::STK_IntegralComplex: return CK_IntegralComplexToBoolean;
-  case Type::STK_FloatingComplex: return CK_FloatingComplexToBoolean;
-  case Type::STK_FixedPoint: return CK_FixedPointToBoolean;
+  case Type::STK_Bool:
+    return CK_NoOp;
+  case Type::STK_CPointer:
+    return CK_PointerToBoolean;
+  case Type::STK_BlockPointer:
+    return CK_PointerToBoolean;
+  case Type::STK_ObjCObjectPointer:
+    return CK_PointerToBoolean;
+  case Type::STK_MemberPointer:
+    return CK_MemberPointerToBoolean;
+  case Type::STK_Integral:
+    return CK_IntegralToBoolean;
+  case Type::STK_Floating:
+    return CK_FloatingToBoolean;
+  case Type::STK_IntegralComplex:
+    return CK_IntegralComplexToBoolean;
+  case Type::STK_FloatingComplex:
+    return CK_FloatingComplexToBoolean;
+  case Type::STK_FixedPoint:
+    return CK_FixedPointToBoolean;
   }
   llvm_unreachable("unknown scalar type kind");
 }
@@ -812,15 +822,17 @@ bool Sema::isExternalWithNoLinkageType(const ValueDecl *VD) const {
 /// Obtains a sorted list of functions and variables that are undefined but
 /// ODR-used.
 void Sema::getUndefinedButUsed(
-    SmallVectorImpl<std::pair<NamedDecl *, SourceLocation> > &Undefined) {
+    SmallVectorImpl<std::pair<NamedDecl *, SourceLocation>> &Undefined) {
   for (const auto &UndefinedUse : UndefinedButUsed) {
     NamedDecl *ND = UndefinedUse.first;
 
     // Ignore attributes that have become invalid.
-    if (ND->isInvalidDecl()) continue;
+    if (ND->isInvalidDecl())
+      continue;
 
     // __attribute__((weakref)) is basically a definition.
-    if (ND->hasAttr<WeakRefAttr>()) continue;
+    if (ND->hasAttr<WeakRefAttr>())
+      continue;
 
     if (isa<CXXDeductionGuideDecl>(ND))
       continue;
@@ -835,8 +847,7 @@ void Sema::getUndefinedButUsed(
     if (const auto *FD = dyn_cast<FunctionDecl>(ND)) {
       if (FD->isDefined())
         continue;
-      if (FD->isExternallyVisible() &&
-          !isExternalWithNoLinkageType(FD) &&
+      if (FD->isExternallyVisible() && !isExternalWithNoLinkageType(FD) &&
           !FD->getMostRecentDecl()->isInlined() &&
           !FD->hasAttr<ExcludeFromExplicitInstantiationAttr>())
         continue;
@@ -846,8 +857,7 @@ void Sema::getUndefinedButUsed(
       const auto *VD = cast<VarDecl>(ND);
       if (VD->hasDefinition() != VarDecl::DeclarationOnly)
         continue;
-      if (VD->isExternallyVisible() &&
-          !isExternalWithNoLinkageType(VD) &&
+      if (VD->isExternallyVisible() && !isExternalWithNoLinkageType(VD) &&
           !VD->getMostRecentDecl()->isInline() &&
           !VD->hasAttr<ExcludeFromExplicitInstantiationAttr>())
         continue;
@@ -865,13 +875,15 @@ void Sema::getUndefinedButUsed(
 /// checkUndefinedButUsed - Check for undefined objects with internal linkage
 /// or that are inline.
 static void checkUndefinedButUsed(Sema &S) {
-  if (S.UndefinedButUsed.empty()) return;
+  if (S.UndefinedButUsed.empty())
+    return;
 
   // Collect all the still-undefined entities with internal linkage.
   SmallVector<std::pair<NamedDecl *, SourceLocation>, 16> Undefined;
   S.getUndefinedButUsed(Undefined);
   S.UndefinedButUsed.clear();
-  if (Undefined.empty()) return;
+  if (Undefined.empty())
+    return;
 
   for (const auto &Undef : Undefined) {
     ValueDecl *VD = cast<ValueDecl>(Undef.first);
@@ -890,7 +902,7 @@ static void checkUndefinedButUsed(Sema &S) {
       S.Diag(VD->getLocation(), isExternallyVisible(VD->getType()->getLinkage())
                                     ? diag::ext_undefined_internal_type
                                     : diag::err_undefined_internal_type)
-        << isa<VarDecl>(VD) << VD;
+          << isa<VarDecl>(VD) << VD;
     } else if (!VD->isExternallyVisible()) {
       // FIXME: We can promote this to an error. The function or variable can't
       // be defined anywhere else, so the program must necessarily violate the
@@ -936,8 +948,7 @@ void Sema::LoadExternalWeakUndeclaredIdentifiers() {
     (void)WeakUndeclaredIdentifiers[WeakID.first].insert(WeakID.second);
 }
 
-
-typedef llvm::DenseMap<const CXXRecordDecl*, bool> RecordCompleteMap;
+typedef llvm::DenseMap<const CXXRecordDecl *, bool> RecordCompleteMap;
 
 /// Returns true, if all methods and nested classes of the given
 /// CXXRecordDecl are defined in this translation unit.
@@ -952,8 +963,7 @@ static bool MethodsAndNestedClassesComplete(const CXXRecordDecl *RD,
   if (!RD->isCompleteDefinition())
     return false;
   bool Complete = true;
-  for (DeclContext::decl_iterator I = RD->decls_begin(),
-                                  E = RD->decls_end();
+  for (DeclContext::decl_iterator I = RD->decls_begin(), E = RD->decls_end();
        I != E && Complete; ++I) {
     if (const CXXMethodDecl *M = dyn_cast<CXXMethodDecl>(*I))
       Complete = M->isDefined() || M->isDefaulted() ||
@@ -964,13 +974,13 @@ static bool MethodsAndNestedClassesComplete(const CXXRecordDecl *RD,
       // performed semantic analysis on it yet, so we cannot know if the type
       // can be considered complete.
       Complete = !F->getTemplatedDecl()->isLateTemplateParsed() &&
-                  F->getTemplatedDecl()->isDefined();
+                 F->getTemplatedDecl()->isDefined();
     else if (const CXXRecordDecl *R = dyn_cast<CXXRecordDecl>(*I)) {
       if (R->isInjectedClassName())
         continue;
       if (R->hasDefinition())
-        Complete = MethodsAndNestedClassesComplete(R->getDefinition(),
-                                                   MNCComplete);
+        Complete =
+            MethodsAndNestedClassesComplete(R->getDefinition(), MNCComplete);
       else
         Complete = false;
     }
@@ -1006,7 +1016,7 @@ static bool IsRecordFullyDefined(const CXXRecordDecl *RD,
     } else {
       // Friend functions are available through the NamedDecl of FriendDecl.
       if (const FunctionDecl *FD =
-          dyn_cast<FunctionDecl>((*I)->getFriendDecl()))
+              dyn_cast<FunctionDecl>((*I)->getFriendDecl()))
         Complete = FD->isDefined();
       else
         // This is a template friend, give up.
@@ -1079,8 +1089,8 @@ void Sema::ActOnEndOfTranslationUnitFragment(TUFragmentKind Kind) {
     for (auto PII : Pending)
       if (auto Func = dyn_cast<FunctionDecl>(PII.first))
         Func->setInstantiationIsPending(true);
-    PendingInstantiations.insert(PendingInstantiations.begin(),
-                                 Pending.begin(), Pending.end());
+    PendingInstantiations.insert(PendingInstantiations.begin(), Pending.begin(),
+                                 Pending.end());
   }
 
   {
@@ -1108,8 +1118,8 @@ void Sema::ActOnEndOfTranslationUnitFragment(TUFragmentKind Kind) {
 /// translation unit when EOF is reached and all but the top-level scope is
 /// popped.
 void Sema::ActOnEndOfTranslationUnit() {
-  assert(DelayedDiagnostics.getCurrentPool() == nullptr
-         && "reached end of translation unit with a pool attached?");
+  assert(DelayedDiagnostics.getCurrentPool() == nullptr &&
+         "reached end of translation unit with a pool attached?");
 
   // If code completion is enabled, don't perform any end-of-translation-unit
   // work.
@@ -1327,8 +1337,8 @@ void Sema::ActOnEndOfTranslationUnit() {
     if (!VD || VD->isInvalidDecl() || !Seen.insert(VD).second)
       continue;
 
-    if (const IncompleteArrayType *ArrayT
-        = Context.getAsIncompleteArrayType(VD->getType())) {
+    if (const IncompleteArrayType *ArrayT =
+            Context.getAsIncompleteArrayType(VD->getType())) {
       // Set the length of the array to 1 (C99 6.9.2p5).
       Diag(VD->getLocation(), diag::warn_tentative_incomplete_array);
       llvm::APInt One(Context.getTypeSize(Context.getSizeType()), true);
@@ -1385,7 +1395,7 @@ void Sema::ActOnEndOfTranslationUnit() {
             if (FD->getStorageClass() == SC_Static &&
                 !FD->isInlineSpecified() &&
                 !SourceMgr.isInMainFile(
-                   SourceMgr.getExpansionLoc(FD->getLocation())))
+                    SourceMgr.getExpansionLoc(FD->getLocation())))
               Diag(DiagD->getLocation(),
                    diag::warn_unneeded_static_internal_decl)
                   << DiagD << DiagRange;
@@ -1446,7 +1456,7 @@ void Sema::ActOnEndOfTranslationUnit() {
       if (RD && !RD->isUnion() &&
           IsRecordFullyDefined(RD, RecordsComplete, MNCComplete)) {
         Diag(D->getLocation(), diag::warn_unused_private_field)
-              << D->getDeclName();
+            << D->getDeclName();
       }
     }
   }
@@ -1474,7 +1484,6 @@ void Sema::ActOnEndOfTranslationUnit() {
     TUScope = nullptr;
 }
 
-
 //===----------------------------------------------------------------------===//
 // Helper functions.
 //===----------------------------------------------------------------------===//
@@ -1490,7 +1499,8 @@ DeclContext *Sema::getFunctionLevelDeclContext(bool AllowLambda) const {
                cast<CXXMethodDecl>(DC)->getOverloadedOperator() == OO_Call &&
                cast<CXXRecordDecl>(DC->getParent())->isLambda()) {
       DC = DC->getParent()->getParent();
-    } else break;
+    } else
+      break;
   }
 
   return DC;
@@ -1533,8 +1543,8 @@ void Sema::EmitCurrentDiagnostic(unsigned DiagID) {
   // issue I am not seeing yet), then there should at least be a clarifying
   // comment somewhere.
   if (std::optional<TemplateDeductionInfo *> Info = isSFINAEContext()) {
-    switch (DiagnosticIDs::getDiagnosticSFINAEResponse(
-              Diags.getCurrentDiagID())) {
+    switch (
+        DiagnosticIDs::getDiagnosticSFINAEResponse(Diags.getCurrentDiagID())) {
     case DiagnosticIDs::SFINAE_Report:
       // We'll report the diagnostic below.
       break;
@@ -1548,8 +1558,9 @@ void Sema::EmitCurrentDiagnostic(unsigned DiagID) {
       // template-deduction information.
       if (*Info && !(*Info)->hasSFINAEDiagnostic()) {
         Diagnostic DiagInfo(&Diags);
-        (*Info)->addSFINAEDiagnostic(DiagInfo.getLocation(),
-                       PartialDiagnostic(DiagInfo, Context.getDiagAllocator()));
+        (*Info)->addSFINAEDiagnostic(
+            DiagInfo.getLocation(),
+            PartialDiagnostic(DiagInfo, Context.getDiagAllocator()));
       }
 
       Diags.setLastDiagnosticIgnored(true);
@@ -1573,8 +1584,9 @@ void Sema::EmitCurrentDiagnostic(unsigned DiagID) {
       // template-deduction information.
       if (*Info && !(*Info)->hasSFINAEDiagnostic()) {
         Diagnostic DiagInfo(&Diags);
-        (*Info)->addSFINAEDiagnostic(DiagInfo.getLocation(),
-                       PartialDiagnostic(DiagInfo, Context.getDiagAllocator()));
+        (*Info)->addSFINAEDiagnostic(
+            DiagInfo.getLocation(),
+            PartialDiagnostic(DiagInfo, Context.getDiagAllocator()));
       }
 
       Diags.setLastDiagnosticIgnored(true);
@@ -1595,8 +1607,9 @@ void Sema::EmitCurrentDiagnostic(unsigned DiagID) {
       // template-deduction information;
       if (*Info) {
         Diagnostic DiagInfo(&Diags);
-        (*Info)->addSuppressedDiagnostic(DiagInfo.getLocation(),
-                       PartialDiagnostic(DiagInfo, Context.getDiagAllocator()));
+        (*Info)->addSuppressedDiagnostic(
+            DiagInfo.getLocation(),
+            PartialDiagnostic(DiagInfo, Context.getDiagAllocator()));
       }
 
       // Suppress this diagnostic.
@@ -1733,8 +1746,7 @@ class DeferredDiagnosticsEmitter
   }
 
   void checkVar(VarDecl *VD) {
-    assert(VD->isFileVarDecl() &&
-           "Should only check file-scope variables");
+    assert(VD->isFileVarDecl() && "Should only check file-scope variables");
     if (auto *Init = VD->getInit()) {
       auto DevTy = OMPDeclareTargetDeclAttr::getDeviceType(VD);
       bool IsDev = DevTy && (*DevTy == OMPDeclareTargetDeclAttr::DT_NoHost ||
@@ -2106,7 +2118,8 @@ void Sema::checkTypeSupport(QualType Ty, SourceLocation Loc, ValueDecl *D) {
 /// expansion loc.
 bool Sema::findMacroSpelling(SourceLocation &locref, StringRef name) {
   SourceLocation loc = locref;
-  if (!loc.isMacroID()) return false;
+  if (!loc.isMacroID())
+    return false;
 
   // There's no good way right now to look at the intermediate
   // expansions, so just jump to the expansion location.
@@ -2164,8 +2177,8 @@ void Sema::PushFunctionScope() {
 }
 
 void Sema::PushBlockScope(Scope *BlockScope, BlockDecl *Block) {
-  FunctionScopes.push_back(new BlockScopeInfo(getDiagnostics(),
-                                              BlockScope, Block));
+  FunctionScopes.push_back(
+      new BlockScopeInfo(getDiagnostics(), BlockScope, Block));
   CapturingFunctionScopes++;
 }
 
@@ -2242,10 +2255,9 @@ static void markEscapingByrefs(const FunctionScopeInfo &FSI, Sema &S) {
       QualType CapType = BC.getVariable()->getType();
       if (CapType.hasNonTrivialToPrimitiveDestructCUnion() ||
           CapType.hasNonTrivialToPrimitiveCopyCUnion())
-        S.checkNonTrivialCUnion(BC.getVariable()->getType(),
-                                BD->getCaretLocation(),
-                                Sema::NTCUC_BlockCapture,
-                                Sema::NTCUK_Destruct|Sema::NTCUK_Copy);
+        S.checkNonTrivialCUnion(
+            BC.getVariable()->getType(), BD->getCaretLocation(),
+            Sema::NTCUC_BlockCapture, Sema::NTCUK_Destruct | Sema::NTCUK_Copy);
     }
   }
 
@@ -2292,8 +2304,8 @@ Sema::PopFunctionScopeInfo(const AnalysisBasedWarnings::Policy *WP,
   return Scope;
 }
 
-void Sema::PoppedFunctionScopeDeleter::
-operator()(sema::FunctionScopeInfo *Scope) const {
+void Sema::PoppedFunctionScopeDeleter::operator()(
+    sema::FunctionScopeInfo *Scope) const {
   if (!Scope->isPlainFunction())
     Self->CapturingFunctionScopes--;
   // Stash the function scope for later reuse if it's for a normal function.
@@ -2346,8 +2358,7 @@ BlockScopeInfo *Sema::getCurBlock() {
     return nullptr;
 
   auto CurBSI = dyn_cast<BlockScopeInfo>(FunctionScopes.back());
-  if (CurBSI && CurBSI->TheDecl &&
-      !CurBSI->TheDecl->Encloses(CurContext)) {
+  if (CurBSI && CurBSI->TheDecl && !CurBSI->TheDecl->Encloses(CurContext)) {
     // We have switched contexts due to template instantiation.
     assert(!CodeSynthesisContexts.empty());
     return null...
[truncated]

``````````

</details>


https://github.com/llvm/llvm-project/pull/83974


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