diff options
Diffstat (limited to 'contrib/llvm/tools/clang/lib')
17 files changed, 192 insertions, 234 deletions
diff --git a/contrib/llvm/tools/clang/lib/Basic/Targets.cpp b/contrib/llvm/tools/clang/lib/Basic/Targets.cpp index 4c64a02..bf60bbf 100644 --- a/contrib/llvm/tools/clang/lib/Basic/Targets.cpp +++ b/contrib/llvm/tools/clang/lib/Basic/Targets.cpp @@ -5901,6 +5901,8 @@ public: : MipsTargetInfoBase(Triple, "o32", "mips32r2") { SizeType = UnsignedInt; PtrDiffType = SignedInt; + Int64Type = SignedLongLong; + IntMaxType = Int64Type; MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 32; } bool setABI(const std::string &Name) override { @@ -5922,6 +5924,8 @@ public: Builder.defineMacro("__mips_isa_rev", "1"); else if (CPUStr == "mips32r2") Builder.defineMacro("__mips_isa_rev", "2"); + else if (CPUStr == "mips32r6") + Builder.defineMacro("__mips_isa_rev", "6"); if (ABI == "o32") { Builder.defineMacro("__mips_o32"); @@ -6028,6 +6032,8 @@ public: PointerWidth = PointerAlign = 64; SizeType = UnsignedLong; PtrDiffType = SignedLong; + Int64Type = SignedLong; + IntMaxType = Int64Type; } void setN32ABITypes() { @@ -6035,6 +6041,8 @@ public: PointerWidth = PointerAlign = 32; SizeType = UnsignedInt; PtrDiffType = SignedInt; + Int64Type = SignedLongLong; + IntMaxType = Int64Type; } bool setABI(const std::string &Name) override { @@ -6065,6 +6073,8 @@ public: Builder.defineMacro("__mips_isa_rev", "1"); else if (CPUStr == "mips64r2") Builder.defineMacro("__mips_isa_rev", "2"); + else if (CPUStr == "mips64r6") + Builder.defineMacro("__mips_isa_rev", "6"); if (ABI == "n32") { Builder.defineMacro("__mips_n32"); diff --git a/contrib/llvm/tools/clang/lib/CodeGen/CGDecl.cpp b/contrib/llvm/tools/clang/lib/CodeGen/CGDecl.cpp index 766d2aa..15a1a7f 100644 --- a/contrib/llvm/tools/clang/lib/CodeGen/CGDecl.cpp +++ b/contrib/llvm/tools/clang/lib/CodeGen/CGDecl.cpp @@ -206,9 +206,6 @@ llvm::Constant *CodeGenModule::getOrCreateStaticVarDecl( GV->setAlignment(getContext().getDeclAlign(&D).getQuantity()); setGlobalVisibility(GV, &D); - if (supportsCOMDAT() && GV->isWeakForLinker()) - GV->setComdat(TheModule.getOrInsertComdat(GV->getName())); - if (D.getTLSKind()) setTLSMode(GV, D); diff --git a/contrib/llvm/tools/clang/lib/CodeGen/CGDeclCXX.cpp b/contrib/llvm/tools/clang/lib/CodeGen/CGDeclCXX.cpp index 3b379b7..19e4bdd 100644 --- a/contrib/llvm/tools/clang/lib/CodeGen/CGDeclCXX.cpp +++ b/contrib/llvm/tools/clang/lib/CodeGen/CGDeclCXX.cpp @@ -267,7 +267,15 @@ void CodeGenModule::EmitPointerToInitFunc(const VarDecl *D, addUsedGlobal(PtrArray); // If the GV is already in a comdat group, then we have to join it. - if (llvm::Comdat *C = GV->getComdat()) + llvm::Comdat *C = GV->getComdat(); + + // LinkOnce and Weak linkage are lowered down to a single-member comdat group. + // Make an explicit group so we can join it. + if (!C && (GV->hasWeakLinkage() || GV->hasLinkOnceLinkage())) { + C = TheModule.getOrInsertComdat(GV->getName()); + GV->setComdat(C); + } + if (C) PtrArray->setComdat(C); } diff --git a/contrib/llvm/tools/clang/lib/CodeGen/CodeGenModule.cpp b/contrib/llvm/tools/clang/lib/CodeGen/CodeGenModule.cpp index 8981bfe..1b07160 100644 --- a/contrib/llvm/tools/clang/lib/CodeGen/CodeGenModule.cpp +++ b/contrib/llvm/tools/clang/lib/CodeGen/CodeGenModule.cpp @@ -1928,31 +1928,6 @@ void CodeGenModule::MaybeHandleStaticInExternC(const SomeDecl *D, R.first->second = nullptr; } -static bool shouldBeInCOMDAT(CodeGenModule &CGM, const Decl &D) { - if (!CGM.supportsCOMDAT()) - return false; - - if (D.hasAttr<SelectAnyAttr>()) - return true; - - GVALinkage Linkage; - if (auto *VD = dyn_cast<VarDecl>(&D)) - Linkage = CGM.getContext().GetGVALinkageForVariable(VD); - else - Linkage = CGM.getContext().GetGVALinkageForFunction(cast<FunctionDecl>(&D)); - - switch (Linkage) { - case GVA_Internal: - case GVA_AvailableExternally: - case GVA_StrongExternal: - return false; - case GVA_DiscardableODR: - case GVA_StrongODR: - return true; - } - llvm_unreachable("No such linkage"); -} - void CodeGenModule::EmitGlobalVarDefinition(const VarDecl *D) { llvm::Constant *Init = nullptr; QualType ASTTy = D->getType(); @@ -2096,9 +2071,6 @@ void CodeGenModule::EmitGlobalVarDefinition(const VarDecl *D) { setTLSMode(GV, *D); } - if (shouldBeInCOMDAT(*this, *D)) - GV->setComdat(TheModule.getOrInsertComdat(GV->getName())); - // Emit the initializer function if necessary. if (NeedsGlobalCtor || NeedsGlobalDtor) EmitCXXGlobalVarDeclInitFunc(D, GV, NeedsGlobalCtor); @@ -2433,9 +2405,6 @@ void CodeGenModule::EmitGlobalFunctionDefinition(GlobalDecl GD, MaybeHandleStaticInExternC(D, Fn); - if (shouldBeInCOMDAT(*this, *D)) - Fn->setComdat(TheModule.getOrInsertComdat(Fn->getName())); - CodeGenFunction(*this).GenerateCode(D, Fn, FI); setFunctionDefinitionAttributes(D, Fn); diff --git a/contrib/llvm/tools/clang/lib/CodeGen/ItaniumCXXABI.cpp b/contrib/llvm/tools/clang/lib/CodeGen/ItaniumCXXABI.cpp index f2ffabc..deebab8 100644 --- a/contrib/llvm/tools/clang/lib/CodeGen/ItaniumCXXABI.cpp +++ b/contrib/llvm/tools/clang/lib/CodeGen/ItaniumCXXABI.cpp @@ -1711,12 +1711,11 @@ void ItaniumCXXABI::EmitGuardedInit(CodeGenFunction &CGF, // The ABI says: It is suggested that it be emitted in the same COMDAT group // as the associated data object - llvm::Comdat *C = var->getComdat(); - if (!D.isLocalVarDecl() && C) { + if (!D.isLocalVarDecl() && var->isWeakForLinker() && CGM.supportsCOMDAT()) { + llvm::Comdat *C = CGM.getModule().getOrInsertComdat(var->getName()); guard->setComdat(C); + var->setComdat(C); CGF.CurFn->setComdat(C); - } else if (CGM.supportsCOMDAT() && guard->isWeakForLinker()) { - guard->setComdat(CGM.getModule().getOrInsertComdat(guard->getName())); } CGM.setStaticLocalDeclGuardAddress(&D, guard); diff --git a/contrib/llvm/tools/clang/lib/CodeGen/MicrosoftCXXABI.cpp b/contrib/llvm/tools/clang/lib/CodeGen/MicrosoftCXXABI.cpp index c80db7d..c067fab 100644 --- a/contrib/llvm/tools/clang/lib/CodeGen/MicrosoftCXXABI.cpp +++ b/contrib/llvm/tools/clang/lib/CodeGen/MicrosoftCXXABI.cpp @@ -1534,6 +1534,12 @@ llvm::Function *MicrosoftCXXABI::EmitVirtualMemPtrThunk( CGM.SetLLVMFunctionAttributes(MD, FnInfo, ThunkFn); CGM.SetLLVMFunctionAttributesForDefinition(MD, ThunkFn); + // Add the "thunk" attribute so that LLVM knows that the return type is + // meaningless. These thunks can be used to call functions with differing + // return types, and the caller is required to cast the prototype + // appropriately to extract the correct value. + ThunkFn->addFnAttr("thunk"); + // These thunks can be compared, so they are not unnamed. ThunkFn->setUnnamedAddr(false); @@ -1829,10 +1835,18 @@ void MicrosoftCXXABI::EmitThreadLocalInitFuncs( llvm::Function *F = CXXThreadLocalInits[I]; // If the GV is already in a comdat group, then we have to join it. - if (llvm::Comdat *C = GV->getComdat()) + llvm::Comdat *C = GV->getComdat(); + + // LinkOnce and Weak linkage are lowered down to a single-member comdat + // group. + // Make an explicit group so we can join it. + if (!C && (GV->hasWeakLinkage() || GV->hasLinkOnceLinkage())) { + C = CGM.getModule().getOrInsertComdat(GV->getName()); + GV->setComdat(C); AddToXDU(F)->setComdat(C); - else + } else { NonComdatInits.push_back(F); + } } if (!NonComdatInits.empty()) { diff --git a/contrib/llvm/tools/clang/lib/Driver/Tools.cpp b/contrib/llvm/tools/clang/lib/Driver/Tools.cpp index daa581e..52c7fd2 100644 --- a/contrib/llvm/tools/clang/lib/Driver/Tools.cpp +++ b/contrib/llvm/tools/clang/lib/Driver/Tools.cpp @@ -5423,6 +5423,20 @@ const char *arm::getLLVMArchSuffixForARM(StringRef CPU) { .Default(""); } +void arm::appendEBLinkFlags(const ArgList &Args, ArgStringList &CmdArgs, const llvm::Triple &Triple) { + if (Args.hasArg(options::OPT_r)) + return; + + StringRef Suffix = getLLVMArchSuffixForARM(getARMCPUForMArch(Args, Triple)); + const char *LinkFlag = llvm::StringSwitch<const char *>(Suffix) + .Cases("v4", "v4t", "v5", "v5e", nullptr) + .Cases("v6", "v6t2", nullptr) + .Default("--be8"); + + if (LinkFlag) + CmdArgs.push_back(LinkFlag); +} + bool mips::hasMipsAbiArg(const ArgList &Args, const char *Value) { Arg *A = Args.getLastArg(options::OPT_mabi_EQ); return A && (A->getValue() == StringRef(Value)); @@ -6897,6 +6911,7 @@ void netbsd::Link::ConstructJob(Compilation &C, const JobAction &JA, break; case llvm::Triple::armeb: case llvm::Triple::thumbeb: + arm::appendEBLinkFlags(Args, CmdArgs, getToolChain().getTriple()); CmdArgs.push_back("-m"); switch (getToolChain().getTriple().getEnvironment()) { case llvm::Triple::EABI: @@ -7447,6 +7462,10 @@ void gnutools::Link::ConstructJob(Compilation &C, const JobAction &JA, if (Args.hasArg(options::OPT_s)) CmdArgs.push_back("-s"); + if (ToolChain.getArch() == llvm::Triple::armeb || + ToolChain.getArch() == llvm::Triple::thumbeb) + arm::appendEBLinkFlags(Args, CmdArgs, getToolChain().getTriple()); + for (const auto &Opt : ToolChain.ExtraOpts) CmdArgs.push_back(Opt.c_str()); diff --git a/contrib/llvm/tools/clang/lib/Driver/Tools.h b/contrib/llvm/tools/clang/lib/Driver/Tools.h index 6647f39..5aea825 100644 --- a/contrib/llvm/tools/clang/lib/Driver/Tools.h +++ b/contrib/llvm/tools/clang/lib/Driver/Tools.h @@ -228,6 +228,8 @@ namespace arm { const char* getARMCPUForMArch(const llvm::opt::ArgList &Args, const llvm::Triple &Triple); const char* getLLVMArchSuffixForARM(StringRef CPU); + + void appendEBLinkFlags(const llvm::opt::ArgList &Args, ArgStringList &CmdArgs, const llvm::Triple &Triple); } namespace mips { diff --git a/contrib/llvm/tools/clang/lib/Sema/SemaChecking.cpp b/contrib/llvm/tools/clang/lib/Sema/SemaChecking.cpp index b3fe5c5..9f6c548 100644 --- a/contrib/llvm/tools/clang/lib/Sema/SemaChecking.cpp +++ b/contrib/llvm/tools/clang/lib/Sema/SemaChecking.cpp @@ -1340,6 +1340,11 @@ ExprResult Sema::SemaAtomicOpsOverloaded(ExprResult TheCallResult, << IsC11 << Ptr->getType() << Ptr->getSourceRange(); return ExprError(); } + if (IsC11 && ValType->isPointerType() && + RequireCompleteType(Ptr->getLocStart(), ValType->getPointeeType(), + diag::err_incomplete_type)) { + return ExprError(); + } } else if (IsN && !ValType->isIntegerType() && !ValType->isPointerType()) { // For __atomic_*_n operations, the value type must be a scalar integral or // pointer type which is 1, 2, 4, 8 or 16 bytes in length. diff --git a/contrib/llvm/tools/clang/lib/Sema/SemaDecl.cpp b/contrib/llvm/tools/clang/lib/Sema/SemaDecl.cpp index 0074703..b556f18 100644 --- a/contrib/llvm/tools/clang/lib/Sema/SemaDecl.cpp +++ b/contrib/llvm/tools/clang/lib/Sema/SemaDecl.cpp @@ -8828,11 +8828,12 @@ void Sema::AddInitializerToDecl(Decl *RealDecl, Expr *Init, }); if (Res.isInvalid()) { VDecl->setInvalidDecl(); - return; - } - if (Res.get() != Args[Idx]) + } else if (Res.get() != Args[Idx]) { Args[Idx] = Res.get(); + } } + if (VDecl->isInvalidDecl()) + return; InitializationSequence InitSeq(*this, Entity, Kind, Args); ExprResult Result = InitSeq.Perform(*this, Entity, Kind, Args, &DclT); @@ -13519,49 +13520,6 @@ static void CheckForDuplicateEnumValues(Sema &S, ArrayRef<Decl *> Elements, } } -bool -Sema::IsValueInFlagEnum(const EnumDecl *ED, const llvm::APInt &Val, - bool AllowMask) const { - FlagEnumAttr *FEAttr = ED->getAttr<FlagEnumAttr>(); - assert(FEAttr && "looking for value in non-flag enum"); - - llvm::APInt FlagMask = ~FEAttr->getFlagBits(); - unsigned Width = FlagMask.getBitWidth(); - - // We will try a zero-extended value for the regular check first. - llvm::APInt ExtVal = Val.zextOrSelf(Width); - - // A value is in a flag enum if either its bits are a subset of the enum's - // flag bits (the first condition) or we are allowing masks and the same is - // true of its complement (the second condition). When masks are allowed, we - // allow the common idiom of ~(enum1 | enum2) to be a valid enum value. - // - // While it's true that any value could be used as a mask, the assumption is - // that a mask will have all of the insignificant bits set. Anything else is - // likely a logic error. - if (!(FlagMask & ExtVal)) - return true; - - if (AllowMask) { - // Try a one-extended value instead. This can happen if the enum is wider - // than the constant used, in C with extensions to allow for wider enums. - // The mask will still have the correct behaviour, so we give the user the - // benefit of the doubt. - // - // FIXME: This heuristic can cause weird results if the enum was extended - // to a larger type and is signed, because then bit-masks of smaller types - // that get extended will fall out of range (e.g. ~0x1u). We currently don't - // detect that case and will get a false positive for it. In most cases, - // though, it can be fixed by making it a signed type (e.g. ~0x1), so it may - // be fine just to accept this as a warning. - ExtVal |= llvm::APInt::getHighBitsSet(Width, Width - Val.getBitWidth()); - if (!(FlagMask & ~ExtVal)) - return true; - } - - return false; -} - void Sema::ActOnEnumBody(SourceLocation EnumLoc, SourceLocation LBraceLoc, SourceLocation RBraceLoc, Decl *EnumDeclX, ArrayRef<Decl *> Elements, @@ -13647,8 +13605,10 @@ void Sema::ActOnEnumBody(SourceLocation EnumLoc, SourceLocation LBraceLoc, BestPromotionType = Context.getPromotedIntegerType(BestType); else BestPromotionType = BestType; - - BestWidth = Context.getIntWidth(BestType); + // We don't need to set BestWidth, because BestType is going to be the type + // of the enumerators, but we do anyway because otherwise some compilers + // warn that it might be used uninitialized. + BestWidth = CharWidth; } else if (NumNegativeBits) { // If there is a negative value, figure out the smallest integer type (of @@ -13713,15 +13673,10 @@ void Sema::ActOnEnumBody(SourceLocation EnumLoc, SourceLocation LBraceLoc, } } - FlagEnumAttr *FEAttr = Enum->getAttr<FlagEnumAttr>(); - if (FEAttr) - FEAttr->getFlagBits() = llvm::APInt(BestWidth, 0); - // Loop over all of the enumerator constants, changing their types to match - // the type of the enum if needed. If we have a flag type, we also prepare the - // FlagBits cache. - for (auto *D : Elements) { - auto *ECD = cast_or_null<EnumConstantDecl>(D); + // the type of the enum if needed. + for (unsigned i = 0, e = Elements.size(); i != e; ++i) { + EnumConstantDecl *ECD = cast_or_null<EnumConstantDecl>(Elements[i]); if (!ECD) continue; // Already issued a diagnostic. // Standard C says the enumerators have int type, but we allow, as an @@ -13751,7 +13706,7 @@ void Sema::ActOnEnumBody(SourceLocation EnumLoc, SourceLocation LBraceLoc, // enum-specifier, each enumerator has the type of its // enumeration. ECD->setType(EnumType); - goto flagbits; + continue; } else { NewTy = BestType; NewWidth = BestWidth; @@ -13778,32 +13733,8 @@ void Sema::ActOnEnumBody(SourceLocation EnumLoc, SourceLocation LBraceLoc, ECD->setType(EnumType); else ECD->setType(NewTy); - -flagbits: - // Check to see if we have a constant with exactly one bit set. Note that x - // & (x - 1) will be nonzero if and only if x has more than one bit set. - if (FEAttr) { - llvm::APInt ExtVal = InitVal.zextOrSelf(BestWidth); - if (ExtVal != 0 && !(ExtVal & (ExtVal - 1))) { - FEAttr->getFlagBits() |= ExtVal; - } - } - } - - if (FEAttr) { - for (Decl *D : Elements) { - EnumConstantDecl *ECD = cast_or_null<EnumConstantDecl>(D); - if (!ECD) continue; // Already issued a diagnostic. - - llvm::APSInt InitVal = ECD->getInitVal(); - if (InitVal != 0 && !IsValueInFlagEnum(Enum, InitVal, true)) - Diag(ECD->getLocation(), diag::warn_flag_enum_constant_out_of_range) - << ECD << Enum; - } } - - Enum->completeDefinition(BestType, BestPromotionType, NumPositiveBits, NumNegativeBits); diff --git a/contrib/llvm/tools/clang/lib/Sema/SemaDeclAttr.cpp b/contrib/llvm/tools/clang/lib/Sema/SemaDeclAttr.cpp index 43b37c5..d7ce6f1 100644 --- a/contrib/llvm/tools/clang/lib/Sema/SemaDeclAttr.cpp +++ b/contrib/llvm/tools/clang/lib/Sema/SemaDeclAttr.cpp @@ -4396,9 +4396,6 @@ static void ProcessDeclAttribute(Sema &S, Scope *scope, Decl *D, case AttributeList::AT_OptimizeNone: handleOptimizeNoneAttr(S, D, Attr); break; - case AttributeList::AT_FlagEnum: - handleSimpleAttribute<FlagEnumAttr>(S, D, Attr); - break; case AttributeList::AT_Flatten: handleSimpleAttribute<FlattenAttr>(S, D, Attr); break; diff --git a/contrib/llvm/tools/clang/lib/Sema/SemaExpr.cpp b/contrib/llvm/tools/clang/lib/Sema/SemaExpr.cpp index fba7a2d..091fd27 100644 --- a/contrib/llvm/tools/clang/lib/Sema/SemaExpr.cpp +++ b/contrib/llvm/tools/clang/lib/Sema/SemaExpr.cpp @@ -4762,12 +4762,8 @@ Sema::BuildResolvedCallExpr(Expr *Fn, NamedDecl *NDecl, VK_RValue, RParenLoc); // Bail out early if calling a builtin with custom typechecking. - if (BuiltinID && Context.BuiltinInfo.hasCustomTypechecking(BuiltinID)) { - ExprResult Res = CorrectDelayedTyposInExpr(TheCall); - if (!Res.isUsable() || !isa<CallExpr>(Res.get())) - return Res; - return CheckBuiltinFunctionCall(FDecl, BuiltinID, cast<CallExpr>(Res.get())); - } + if (BuiltinID && Context.BuiltinInfo.hasCustomTypechecking(BuiltinID)) + return CheckBuiltinFunctionCall(FDecl, BuiltinID, TheCall); retry: const FunctionType *FuncT; @@ -5785,15 +5781,6 @@ QualType Sema::CheckConditionalOperands(ExprResult &Cond, ExprResult &LHS, ExprObjectKind &OK, SourceLocation QuestionLoc) { - if (!getLangOpts().CPlusPlus) { - // C cannot handle TypoExpr nodes on either side of a binop because it - // doesn't handle dependent types properly, so make sure any TypoExprs have - // been dealt with before checking the operands. - ExprResult CondResult = CorrectDelayedTyposInExpr(Cond); - if (!CondResult.isUsable()) return QualType(); - Cond = CondResult; - } - ExprResult LHSResult = CheckPlaceholderExpr(LHS.get()); if (!LHSResult.isUsable()) return QualType(); LHS = LHSResult; @@ -6173,6 +6160,15 @@ ExprResult Sema::ActOnConditionalOp(SourceLocation QuestionLoc, SourceLocation ColonLoc, Expr *CondExpr, Expr *LHSExpr, Expr *RHSExpr) { + if (!getLangOpts().CPlusPlus) { + // C cannot handle TypoExpr nodes in the condition because it + // doesn't handle dependent types properly, so make sure any TypoExprs have + // been dealt with before checking the operands. + ExprResult CondResult = CorrectDelayedTyposInExpr(CondExpr); + if (!CondResult.isUsable()) return ExprError(); + CondExpr = CondResult.get(); + } + // If this is the gnu "x ?: y" extension, analyze the types as though the LHS // was the condition. OpaqueValueExpr *opaqueValue = nullptr; @@ -9457,6 +9453,18 @@ static void checkObjCPointerIntrospection(Sema &S, ExprResult &L, ExprResult &R, } } +static NamedDecl *getDeclFromExpr(Expr *E) { + if (!E) + return nullptr; + if (auto *DRE = dyn_cast<DeclRefExpr>(E)) + return DRE->getDecl(); + if (auto *ME = dyn_cast<MemberExpr>(E)) + return ME->getMemberDecl(); + if (auto *IRE = dyn_cast<ObjCIvarRefExpr>(E)) + return IRE->getDecl(); + return nullptr; +} + /// CreateBuiltinBinOp - Creates a new built-in binary operation with /// operator @p Opc at location @c TokLoc. This routine only supports /// built-in operations; ActOnBinOp handles overloaded operators. @@ -9494,7 +9502,13 @@ ExprResult Sema::CreateBuiltinBinOp(SourceLocation OpLoc, // doesn't handle dependent types properly, so make sure any TypoExprs have // been dealt with before checking the operands. LHS = CorrectDelayedTyposInExpr(LHSExpr); - RHS = CorrectDelayedTyposInExpr(RHSExpr); + RHS = CorrectDelayedTyposInExpr(RHSExpr, [Opc, LHS](Expr *E) { + if (Opc != BO_Assign) + return ExprResult(E); + // Avoid correcting the RHS to the same Expr as the LHS. + Decl *D = getDeclFromExpr(E); + return (D && D == getDeclFromExpr(LHS.get())) ? ExprError() : E; + }); if (!LHS.isUsable() || !RHS.isUsable()) return ExprError(); } diff --git a/contrib/llvm/tools/clang/lib/Sema/SemaExprCXX.cpp b/contrib/llvm/tools/clang/lib/Sema/SemaExprCXX.cpp index 422398e..3e2a2de 100644 --- a/contrib/llvm/tools/clang/lib/Sema/SemaExprCXX.cpp +++ b/contrib/llvm/tools/clang/lib/Sema/SemaExprCXX.cpp @@ -6143,12 +6143,6 @@ public: ExprResult TransformLambdaExpr(LambdaExpr *E) { return Owned(E); } - ExprResult TransformOpaqueValueExpr(OpaqueValueExpr *E) { - if (Expr *SE = E->getSourceExpr()) - return TransformExpr(SE); - return BaseTransform::TransformOpaqueValueExpr(E); - } - ExprResult Transform(Expr *E) { ExprResult Res; while (true) { @@ -6168,15 +6162,18 @@ public: while (!AmbiguousTypoExprs.empty()) { auto TE = AmbiguousTypoExprs.back(); auto Cached = TransformCache[TE]; - AmbiguousTypoExprs.pop_back(); + auto &State = SemaRef.getTypoExprState(TE); + State.Consumer->saveCurrentPosition(); TransformCache.erase(TE); if (!TryTransform(E).isInvalid()) { - SemaRef.getTypoExprState(TE).Consumer->resetCorrectionStream(); + State.Consumer->resetCorrectionStream(); TransformCache.erase(TE); Res = ExprError(); break; - } else - TransformCache[TE] = Cached; + } + AmbiguousTypoExprs.remove(TE); + State.Consumer->restoreSavedPosition(); + TransformCache[TE] = Cached; } // Ensure that all of the TypoExprs within the current Expr have been found. @@ -6235,8 +6232,12 @@ ExprResult Sema::CorrectDelayedTyposInExpr( if (E && !ExprEvalContexts.empty() && ExprEvalContexts.back().NumTypos && (E->isTypeDependent() || E->isValueDependent() || E->isInstantiationDependent())) { + auto TyposInContext = ExprEvalContexts.back().NumTypos; + assert(TyposInContext < ~0U && "Recursive call of CorrectDelayedTyposInExpr"); + ExprEvalContexts.back().NumTypos = ~0U; auto TyposResolved = DelayedTypos.size(); auto Result = TransformTypos(*this, Filter).Transform(E); + ExprEvalContexts.back().NumTypos = TyposInContext; TyposResolved -= DelayedTypos.size(); if (Result.isInvalid() || Result.get() != E) { ExprEvalContexts.back().NumTypos -= TyposResolved; diff --git a/contrib/llvm/tools/clang/lib/Sema/SemaLookup.cpp b/contrib/llvm/tools/clang/lib/Sema/SemaLookup.cpp index 3445264..a6cd653 100644 --- a/contrib/llvm/tools/clang/lib/Sema/SemaLookup.cpp +++ b/contrib/llvm/tools/clang/lib/Sema/SemaLookup.cpp @@ -3587,7 +3587,7 @@ retry_lookup: QualifiedResults.push_back(Candidate); break; } - Candidate.setCorrectionRange(TempSS, Result.getLookupNameInfo()); + Candidate.setCorrectionRange(SS.get(), Result.getLookupNameInfo()); return true; } return false; diff --git a/contrib/llvm/tools/clang/lib/Sema/SemaStmt.cpp b/contrib/llvm/tools/clang/lib/Sema/SemaStmt.cpp index 22ed930..0d1da45 100644 --- a/contrib/llvm/tools/clang/lib/Sema/SemaStmt.cpp +++ b/contrib/llvm/tools/clang/lib/Sema/SemaStmt.cpp @@ -687,39 +687,26 @@ static void checkCaseValue(Sema &S, SourceLocation Loc, const llvm::APSInt &Val, } } -typedef SmallVector<std::pair<llvm::APSInt, EnumConstantDecl*>, 64> EnumValsTy; - /// Returns true if we should emit a diagnostic about this case expression not /// being a part of the enum used in the switch controlling expression. -static bool ShouldDiagnoseSwitchCaseNotInEnum(const Sema &S, +static bool ShouldDiagnoseSwitchCaseNotInEnum(const ASTContext &Ctx, const EnumDecl *ED, - const Expr *CaseExpr, - EnumValsTy::iterator &EI, - EnumValsTy::iterator &EIEnd, - const llvm::APSInt &Val) { - bool FlagType = ED->hasAttr<FlagEnumAttr>(); - - if (const DeclRefExpr *DRE = - dyn_cast<DeclRefExpr>(CaseExpr->IgnoreParenImpCasts())) { + const Expr *CaseExpr) { + // Don't warn if the 'case' expression refers to a static const variable of + // the enum type. + CaseExpr = CaseExpr->IgnoreParenImpCasts(); + if (const DeclRefExpr *DRE = dyn_cast<DeclRefExpr>(CaseExpr)) { if (const VarDecl *VD = dyn_cast<VarDecl>(DRE->getDecl())) { + if (!VD->hasGlobalStorage()) + return true; QualType VarType = VD->getType(); - QualType EnumType = S.Context.getTypeDeclType(ED); - if (VD->hasGlobalStorage() && VarType.isConstQualified() && - S.Context.hasSameUnqualifiedType(EnumType, VarType)) + if (!VarType.isConstQualified()) + return true; + QualType EnumType = Ctx.getTypeDeclType(ED); + if (Ctx.hasSameUnqualifiedType(EnumType, VarType)) return false; } } - - if (FlagType) { - return !S.IsValueInFlagEnum(ED, Val, false); - } else { - while (EI != EIEnd && EI->first < Val) - EI++; - - if (EI != EIEnd && EI->first == Val) - return false; - } - return true; } @@ -1059,6 +1046,8 @@ Sema::ActOnFinishSwitchStmt(SourceLocation SwitchLoc, Stmt *Switch, // If switch has default case, then ignore it. if (!CaseListIsErroneous && !HasConstantCond && ET) { const EnumDecl *ED = ET->getDecl(); + typedef SmallVector<std::pair<llvm::APSInt, EnumConstantDecl*>, 64> + EnumValsTy; EnumValsTy EnumVals; // Gather all enum values, set their type and sort them, @@ -1069,48 +1058,57 @@ Sema::ActOnFinishSwitchStmt(SourceLocation SwitchLoc, Stmt *Switch, EnumVals.push_back(std::make_pair(Val, EDI)); } std::stable_sort(EnumVals.begin(), EnumVals.end(), CmpEnumVals); - auto EI = EnumVals.begin(), EIEnd = + EnumValsTy::iterator EIend = std::unique(EnumVals.begin(), EnumVals.end(), EqEnumVals); // See which case values aren't in enum. + EnumValsTy::const_iterator EI = EnumVals.begin(); for (CaseValsTy::const_iterator CI = CaseVals.begin(); - CI != CaseVals.end(); CI++) { - Expr *CaseExpr = CI->second->getLHS(); - if (ShouldDiagnoseSwitchCaseNotInEnum(*this, ED, CaseExpr, EI, EIEnd, - CI->first)) - Diag(CaseExpr->getExprLoc(), diag::warn_not_in_enum) - << CondTypeBeforePromotion; + CI != CaseVals.end(); CI++) { + while (EI != EIend && EI->first < CI->first) + EI++; + if (EI == EIend || EI->first > CI->first) { + Expr *CaseExpr = CI->second->getLHS(); + if (ShouldDiagnoseSwitchCaseNotInEnum(Context, ED, CaseExpr)) + Diag(CaseExpr->getExprLoc(), diag::warn_not_in_enum) + << CondTypeBeforePromotion; + } } - // See which of case ranges aren't in enum EI = EnumVals.begin(); for (CaseRangesTy::const_iterator RI = CaseRanges.begin(); - RI != CaseRanges.end(); RI++) { - Expr *CaseExpr = RI->second->getLHS(); - if (ShouldDiagnoseSwitchCaseNotInEnum(*this, ED, CaseExpr, EI, EIEnd, - RI->first)) - Diag(CaseExpr->getExprLoc(), diag::warn_not_in_enum) - << CondTypeBeforePromotion; + RI != CaseRanges.end() && EI != EIend; RI++) { + while (EI != EIend && EI->first < RI->first) + EI++; + + if (EI == EIend || EI->first != RI->first) { + Expr *CaseExpr = RI->second->getLHS(); + if (ShouldDiagnoseSwitchCaseNotInEnum(Context, ED, CaseExpr)) + Diag(CaseExpr->getExprLoc(), diag::warn_not_in_enum) + << CondTypeBeforePromotion; + } llvm::APSInt Hi = RI->second->getRHS()->EvaluateKnownConstInt(Context); AdjustAPSInt(Hi, CondWidth, CondIsSigned); - - CaseExpr = RI->second->getRHS(); - if (ShouldDiagnoseSwitchCaseNotInEnum(*this, ED, CaseExpr, EI, EIEnd, - Hi)) - Diag(CaseExpr->getExprLoc(), diag::warn_not_in_enum) - << CondTypeBeforePromotion; + while (EI != EIend && EI->first < Hi) + EI++; + if (EI == EIend || EI->first != Hi) { + Expr *CaseExpr = RI->second->getRHS(); + if (ShouldDiagnoseSwitchCaseNotInEnum(Context, ED, CaseExpr)) + Diag(CaseExpr->getExprLoc(), diag::warn_not_in_enum) + << CondTypeBeforePromotion; + } } // Check which enum vals aren't in switch - auto CI = CaseVals.begin(); - auto RI = CaseRanges.begin(); + CaseValsTy::const_iterator CI = CaseVals.begin(); + CaseRangesTy::const_iterator RI = CaseRanges.begin(); bool hasCasesNotInSwitch = false; SmallVector<DeclarationName,8> UnhandledNames; - for (EI = EnumVals.begin(); EI != EIEnd; EI++){ + for (EI = EnumVals.begin(); EI != EIend; EI++){ // Drop unneeded case values while (CI != CaseVals.end() && CI->first < EI->first) CI++; @@ -1197,37 +1195,30 @@ Sema::DiagnoseAssignmentEnum(QualType DstType, QualType SrcType, llvm::APSInt RhsVal = SrcExpr->EvaluateKnownConstInt(Context); AdjustAPSInt(RhsVal, DstWidth, DstIsSigned); const EnumDecl *ED = ET->getDecl(); - - if (ED->hasAttr<FlagEnumAttr>()) { - if (!IsValueInFlagEnum(ED, RhsVal, true)) - Diag(SrcExpr->getExprLoc(), diag::warn_not_in_enum_assignment) + typedef SmallVector<std::pair<llvm::APSInt, EnumConstantDecl *>, 64> + EnumValsTy; + EnumValsTy EnumVals; + + // Gather all enum values, set their type and sort them, + // allowing easier comparison with rhs constant. + for (auto *EDI : ED->enumerators()) { + llvm::APSInt Val = EDI->getInitVal(); + AdjustAPSInt(Val, DstWidth, DstIsSigned); + EnumVals.push_back(std::make_pair(Val, EDI)); + } + if (EnumVals.empty()) + return; + std::stable_sort(EnumVals.begin(), EnumVals.end(), CmpEnumVals); + EnumValsTy::iterator EIend = + std::unique(EnumVals.begin(), EnumVals.end(), EqEnumVals); + + // See which values aren't in the enum. + EnumValsTy::const_iterator EI = EnumVals.begin(); + while (EI != EIend && EI->first < RhsVal) + EI++; + if (EI == EIend || EI->first != RhsVal) { + Diag(SrcExpr->getExprLoc(), diag::warn_not_in_enum_assignment) << DstType.getUnqualifiedType(); - } else { - typedef SmallVector<std::pair<llvm::APSInt, EnumConstantDecl *>, 64> - EnumValsTy; - EnumValsTy EnumVals; - - // Gather all enum values, set their type and sort them, - // allowing easier comparison with rhs constant. - for (auto *EDI : ED->enumerators()) { - llvm::APSInt Val = EDI->getInitVal(); - AdjustAPSInt(Val, DstWidth, DstIsSigned); - EnumVals.push_back(std::make_pair(Val, EDI)); - } - if (EnumVals.empty()) - return; - std::stable_sort(EnumVals.begin(), EnumVals.end(), CmpEnumVals); - EnumValsTy::iterator EIend = - std::unique(EnumVals.begin(), EnumVals.end(), EqEnumVals); - - // See which values aren't in the enum. - EnumValsTy::const_iterator EI = EnumVals.begin(); - while (EI != EIend && EI->first < RhsVal) - EI++; - if (EI == EIend || EI->first != RhsVal) { - Diag(SrcExpr->getExprLoc(), diag::warn_not_in_enum_assignment) - << DstType.getUnqualifiedType(); - } } } } diff --git a/contrib/llvm/tools/clang/lib/Sema/SemaStmtAsm.cpp b/contrib/llvm/tools/clang/lib/Sema/SemaStmtAsm.cpp index 286c761..0d32581 100644 --- a/contrib/llvm/tools/clang/lib/Sema/SemaStmtAsm.cpp +++ b/contrib/llvm/tools/clang/lib/Sema/SemaStmtAsm.cpp @@ -230,9 +230,8 @@ StmtResult Sema::ActOnGCCAsmStmt(SourceLocation AsmLoc, bool IsSimple, llvm::APSInt Result; if (!InputExpr->EvaluateAsInt(Result, Context)) return StmtError( - Diag(InputExpr->getLocStart(), diag::err_asm_invalid_type_in_input) - << InputExpr->getType() << Info.getConstraintStr() - << InputExpr->getSourceRange()); + Diag(InputExpr->getLocStart(), diag::err_asm_immediate_expected) + << Info.getConstraintStr() << InputExpr->getSourceRange()); if (Result.slt(Info.getImmConstantMin()) || Result.sgt(Info.getImmConstantMax())) return StmtError(Diag(InputExpr->getLocStart(), diff --git a/contrib/llvm/tools/clang/lib/Tooling/ArgumentsAdjusters.cpp b/contrib/llvm/tools/clang/lib/Tooling/ArgumentsAdjusters.cpp index 5a67db0..1722ede 100644 --- a/contrib/llvm/tools/clang/lib/Tooling/ArgumentsAdjusters.cpp +++ b/contrib/llvm/tools/clang/lib/Tooling/ArgumentsAdjusters.cpp @@ -78,7 +78,9 @@ ArgumentsAdjuster getInsertArgumentAdjuster(const char *Extra, ArgumentsAdjuster combineAdjusters(ArgumentsAdjuster First, ArgumentsAdjuster Second) { - return std::bind(Second, std::bind(First, std::placeholders::_1)); + return [First, Second](const CommandLineArguments &Args) { + return Second(First(Args)); + }; } } // end namespace tooling |
