+TEST_F(MDNodeTest, replaceResolvedOperand) {
+ // Check code for replacing one resolved operand with another. If doing this
+ // directly (via replaceOperandWith()) becomes illegal, change the operand to
+ // a global value that gets RAUW'ed.
+ //
+ // Use a temporary node to keep N from being resolved.
+ auto Temp = MDTuple::getTemporary(Context, None);
+ Metadata *Ops[] = {nullptr, Temp.get()};
+
+ MDNode *Empty = MDTuple::get(Context, ArrayRef<Metadata *>());
+ MDNode *N = MDTuple::get(Context, Ops);
+ EXPECT_EQ(nullptr, N->getOperand(0));
+ ASSERT_FALSE(N->isResolved());
+
+ // Check code for replacing resolved nodes.
+ N->replaceOperandWith(0, Empty);
+ EXPECT_EQ(Empty, N->getOperand(0));
+
+ // Check code for adding another unresolved operand.
+ N->replaceOperandWith(0, Temp.get());
+ EXPECT_EQ(Temp.get(), N->getOperand(0));
+
+ // Remove the references to Temp; required for teardown.
+ Temp->replaceAllUsesWith(nullptr);
+}
+
+TEST_F(MDNodeTest, replaceWithUniqued) {
+ auto *Empty = MDTuple::get(Context, None);
+ MDTuple *FirstUniqued;
+ {
+ Metadata *Ops[] = {Empty};
+ auto Temp = MDTuple::getTemporary(Context, Ops);
+ EXPECT_TRUE(Temp->isTemporary());
+
+ // Don't expect a collision.
+ auto *Current = Temp.get();
+ FirstUniqued = MDNode::replaceWithUniqued(std::move(Temp));
+ EXPECT_TRUE(FirstUniqued->isUniqued());
+ EXPECT_TRUE(FirstUniqued->isResolved());
+ EXPECT_EQ(Current, FirstUniqued);
+ }
+ {
+ Metadata *Ops[] = {Empty};
+ auto Temp = MDTuple::getTemporary(Context, Ops);
+ EXPECT_TRUE(Temp->isTemporary());
+
+ // Should collide with Uniqued above this time.
+ auto *Uniqued = MDNode::replaceWithUniqued(std::move(Temp));
+ EXPECT_TRUE(Uniqued->isUniqued());
+ EXPECT_TRUE(Uniqued->isResolved());
+ EXPECT_EQ(FirstUniqued, Uniqued);
+ }
+ {
+ auto Unresolved = MDTuple::getTemporary(Context, None);
+ Metadata *Ops[] = {Unresolved.get()};
+ auto Temp = MDTuple::getTemporary(Context, Ops);
+ EXPECT_TRUE(Temp->isTemporary());
+
+ // Shouldn't be resolved.
+ auto *Uniqued = MDNode::replaceWithUniqued(std::move(Temp));
+ EXPECT_TRUE(Uniqued->isUniqued());
+ EXPECT_FALSE(Uniqued->isResolved());
+
+ // Should be a different node.
+ EXPECT_NE(FirstUniqued, Uniqued);
+
+ // Should resolve when we update its node (note: be careful to avoid a
+ // collision with any other nodes above).
+ Uniqued->replaceOperandWith(0, nullptr);
+ EXPECT_TRUE(Uniqued->isResolved());
+ }
+}
+
+TEST_F(MDNodeTest, replaceWithUniquedResolvingOperand) {
+ // temp !{}
+ MDTuple *Op = MDTuple::getTemporary(Context, None).release();
+ EXPECT_FALSE(Op->isResolved());
+
+ // temp !{temp !{}}
+ Metadata *Ops[] = {Op};
+ MDTuple *N = MDTuple::getTemporary(Context, Ops).release();
+ EXPECT_FALSE(N->isResolved());
+
+ // temp !{temp !{}} => !{temp !{}}
+ ASSERT_EQ(N, MDNode::replaceWithUniqued(TempMDTuple(N)));
+ EXPECT_FALSE(N->isResolved());
+
+ // !{temp !{}} => !{!{}}
+ ASSERT_EQ(Op, MDNode::replaceWithUniqued(TempMDTuple(Op)));
+ EXPECT_TRUE(Op->isResolved());
+ EXPECT_TRUE(N->isResolved());
+}
+
+TEST_F(MDNodeTest, replaceWithUniquedChangingOperand) {
+ // i1* @GV
+ Type *Ty = Type::getInt1PtrTy(Context);
+ std::unique_ptr<GlobalVariable> GV(
+ new GlobalVariable(Ty, false, GlobalValue::ExternalLinkage));
+ ConstantAsMetadata *Op = ConstantAsMetadata::get(GV.get());
+
+ // temp !{i1* @GV}
+ Metadata *Ops[] = {Op};
+ MDTuple *N = MDTuple::getTemporary(Context, Ops).release();
+
+ // temp !{i1* @GV} => !{i1* @GV}
+ ASSERT_EQ(N, MDNode::replaceWithUniqued(TempMDTuple(N)));
+ ASSERT_TRUE(N->isUniqued());
+
+ // !{i1* @GV} => !{null}
+ GV.reset();
+ ASSERT_TRUE(N->isUniqued());
+ Metadata *NullOps[] = {nullptr};
+ ASSERT_EQ(N, MDTuple::get(Context, NullOps));
+}
+
+TEST_F(MDNodeTest, replaceWithDistinct) {
+ {
+ auto *Empty = MDTuple::get(Context, None);
+ Metadata *Ops[] = {Empty};
+ auto Temp = MDTuple::getTemporary(Context, Ops);
+ EXPECT_TRUE(Temp->isTemporary());
+
+ // Don't expect a collision.
+ auto *Current = Temp.get();
+ auto *Distinct = MDNode::replaceWithDistinct(std::move(Temp));
+ EXPECT_TRUE(Distinct->isDistinct());
+ EXPECT_TRUE(Distinct->isResolved());
+ EXPECT_EQ(Current, Distinct);
+ }
+ {
+ auto Unresolved = MDTuple::getTemporary(Context, None);
+ Metadata *Ops[] = {Unresolved.get()};
+ auto Temp = MDTuple::getTemporary(Context, Ops);
+ EXPECT_TRUE(Temp->isTemporary());
+
+ // Don't expect a collision.
+ auto *Current = Temp.get();
+ auto *Distinct = MDNode::replaceWithDistinct(std::move(Temp));
+ EXPECT_TRUE(Distinct->isDistinct());
+ EXPECT_TRUE(Distinct->isResolved());
+ EXPECT_EQ(Current, Distinct);
+
+ // Cleanup; required for teardown.
+ Unresolved->replaceAllUsesWith(nullptr);
+ }
+}
+
+TEST_F(MDNodeTest, replaceWithPermanent) {
+ Metadata *Ops[] = {nullptr};
+ auto Temp = MDTuple::getTemporary(Context, Ops);
+ auto *T = Temp.get();
+
+ // U is a normal, uniqued node that references T.
+ auto *U = MDTuple::get(Context, T);
+ EXPECT_TRUE(U->isUniqued());
+
+ // Make Temp self-referencing.
+ Temp->replaceOperandWith(0, T);
+
+ // Try to uniquify Temp. This should, despite the name in the API, give a
+ // 'distinct' node, since self-references aren't allowed to be uniqued.
+ //
+ // Since it's distinct, N should have the same address as when it was a
+ // temporary (i.e., be equal to T not U).
+ auto *N = MDNode::replaceWithPermanent(std::move(Temp));
+ EXPECT_EQ(N, T);
+ EXPECT_TRUE(N->isDistinct());
+
+ // U should be the canonical unique node with N as the argument.
+ EXPECT_EQ(U, MDTuple::get(Context, N));
+ EXPECT_TRUE(U->isUniqued());
+
+ // This temporary should collide with U when replaced, but it should still be
+ // uniqued.
+ EXPECT_EQ(U, MDNode::replaceWithPermanent(MDTuple::getTemporary(Context, N)));
+ EXPECT_TRUE(U->isUniqued());
+
+ // This temporary should become a new uniqued node.
+ auto Temp2 = MDTuple::getTemporary(Context, U);
+ auto *V = Temp2.get();
+ EXPECT_EQ(V, MDNode::replaceWithPermanent(std::move(Temp2)));
+ EXPECT_TRUE(V->isUniqued());
+ EXPECT_EQ(U, V->getOperand(0));
+}
+
+TEST_F(MDNodeTest, deleteTemporaryWithTrackingRef) {
+ TrackingMDRef Ref;
+ EXPECT_EQ(nullptr, Ref.get());
+ {
+ auto Temp = MDTuple::getTemporary(Context, None);
+ Ref.reset(Temp.get());
+ EXPECT_EQ(Temp.get(), Ref.get());
+ }
+ EXPECT_EQ(nullptr, Ref.get());
+}
+
+typedef MetadataTest DILocationTest;
+
+TEST_F(DILocationTest, Overflow) {
+ DISubprogram *N = getSubprogram();
+ {
+ DILocation *L = DILocation::get(Context, 2, 7, N);
+ EXPECT_EQ(2u, L->getLine());
+ EXPECT_EQ(7u, L->getColumn());
+ }
+ unsigned U16 = 1u << 16;
+ {
+ DILocation *L = DILocation::get(Context, UINT32_MAX, U16 - 1, N);
+ EXPECT_EQ(UINT32_MAX, L->getLine());
+ EXPECT_EQ(U16 - 1, L->getColumn());
+ }
+ {
+ DILocation *L = DILocation::get(Context, UINT32_MAX, U16, N);
+ EXPECT_EQ(UINT32_MAX, L->getLine());
+ EXPECT_EQ(0u, L->getColumn());
+ }
+ {
+ DILocation *L = DILocation::get(Context, UINT32_MAX, U16 + 1, N);
+ EXPECT_EQ(UINT32_MAX, L->getLine());
+ EXPECT_EQ(0u, L->getColumn());
+ }
+}
+
+TEST_F(DILocationTest, getDistinct) {
+ MDNode *N = getSubprogram();
+ DILocation *L0 = DILocation::getDistinct(Context, 2, 7, N);
+ EXPECT_TRUE(L0->isDistinct());
+ DILocation *L1 = DILocation::get(Context, 2, 7, N);
+ EXPECT_FALSE(L1->isDistinct());
+ EXPECT_EQ(L1, DILocation::get(Context, 2, 7, N));
+}
+
+TEST_F(DILocationTest, getTemporary) {
+ MDNode *N = MDNode::get(Context, None);
+ auto L = DILocation::getTemporary(Context, 2, 7, N);
+ EXPECT_TRUE(L->isTemporary());
+ EXPECT_FALSE(L->isResolved());
+}
+
+typedef MetadataTest GenericDINodeTest;
+
+TEST_F(GenericDINodeTest, get) {
+ StringRef Header = "header";
+ auto *Empty = MDNode::get(Context, None);
+ Metadata *Ops1[] = {Empty};
+ auto *N = GenericDINode::get(Context, 15, Header, Ops1);
+ EXPECT_EQ(15u, N->getTag());
+ EXPECT_EQ(2u, N->getNumOperands());
+ EXPECT_EQ(Header, N->getHeader());
+ EXPECT_EQ(MDString::get(Context, Header), N->getOperand(0));
+ EXPECT_EQ(1u, N->getNumDwarfOperands());
+ EXPECT_EQ(Empty, N->getDwarfOperand(0));
+ EXPECT_EQ(Empty, N->getOperand(1));
+ ASSERT_TRUE(N->isUniqued());
+
+ EXPECT_EQ(N, GenericDINode::get(Context, 15, Header, Ops1));
+
+ N->replaceOperandWith(1, nullptr);
+ EXPECT_EQ(15u, N->getTag());
+ EXPECT_EQ(Header, N->getHeader());
+ EXPECT_EQ(nullptr, N->getDwarfOperand(0));
+ ASSERT_TRUE(N->isUniqued());
+
+ Metadata *Ops2[] = {nullptr};
+ EXPECT_EQ(N, GenericDINode::get(Context, 15, Header, Ops2));
+
+ N->replaceDwarfOperandWith(0, Empty);
+ EXPECT_EQ(15u, N->getTag());
+ EXPECT_EQ(Header, N->getHeader());
+ EXPECT_EQ(Empty, N->getDwarfOperand(0));
+ ASSERT_TRUE(N->isUniqued());
+ EXPECT_EQ(N, GenericDINode::get(Context, 15, Header, Ops1));
+
+ TempGenericDINode Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+}
+
+TEST_F(GenericDINodeTest, getEmptyHeader) {
+ // Canonicalize !"" to null.
+ auto *N = GenericDINode::get(Context, 15, StringRef(), None);
+ EXPECT_EQ(StringRef(), N->getHeader());
+ EXPECT_EQ(nullptr, N->getOperand(0));
+}
+
+typedef MetadataTest DISubrangeTest;
+
+TEST_F(DISubrangeTest, get) {
+ auto *N = DISubrange::get(Context, 5, 7);
+ EXPECT_EQ(dwarf::DW_TAG_subrange_type, N->getTag());
+ EXPECT_EQ(5, N->getCount());
+ EXPECT_EQ(7, N->getLowerBound());
+ EXPECT_EQ(N, DISubrange::get(Context, 5, 7));
+ EXPECT_EQ(DISubrange::get(Context, 5, 0), DISubrange::get(Context, 5));
+
+ TempDISubrange Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+}
+
+TEST_F(DISubrangeTest, getEmptyArray) {
+ auto *N = DISubrange::get(Context, -1, 0);
+ EXPECT_EQ(dwarf::DW_TAG_subrange_type, N->getTag());
+ EXPECT_EQ(-1, N->getCount());
+ EXPECT_EQ(0, N->getLowerBound());
+ EXPECT_EQ(N, DISubrange::get(Context, -1, 0));
+}
+
+typedef MetadataTest DIEnumeratorTest;
+
+TEST_F(DIEnumeratorTest, get) {
+ auto *N = DIEnumerator::get(Context, 7, "name");
+ EXPECT_EQ(dwarf::DW_TAG_enumerator, N->getTag());
+ EXPECT_EQ(7, N->getValue());
+ EXPECT_EQ("name", N->getName());
+ EXPECT_EQ(N, DIEnumerator::get(Context, 7, "name"));
+
+ EXPECT_NE(N, DIEnumerator::get(Context, 8, "name"));
+ EXPECT_NE(N, DIEnumerator::get(Context, 7, "nam"));
+
+ TempDIEnumerator Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+}
+
+typedef MetadataTest DIBasicTypeTest;
+
+TEST_F(DIBasicTypeTest, get) {
+ auto *N =
+ DIBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33, 26, 7);
+ EXPECT_EQ(dwarf::DW_TAG_base_type, N->getTag());
+ EXPECT_EQ("special", N->getName());
+ EXPECT_EQ(33u, N->getSizeInBits());
+ EXPECT_EQ(26u, N->getAlignInBits());
+ EXPECT_EQ(7u, N->getEncoding());
+ EXPECT_EQ(0u, N->getLine());
+ EXPECT_EQ(N, DIBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33,
+ 26, 7));
+
+ EXPECT_NE(N, DIBasicType::get(Context, dwarf::DW_TAG_unspecified_type,
+ "special", 33, 26, 7));
+ EXPECT_NE(N,
+ DIBasicType::get(Context, dwarf::DW_TAG_base_type, "s", 33, 26, 7));
+ EXPECT_NE(N, DIBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 32,
+ 26, 7));
+ EXPECT_NE(N, DIBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33,
+ 25, 7));
+ EXPECT_NE(N, DIBasicType::get(Context, dwarf::DW_TAG_base_type, "special", 33,
+ 26, 6));
+
+ TempDIBasicType Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+}
+
+TEST_F(DIBasicTypeTest, getWithLargeValues) {
+ auto *N = DIBasicType::get(Context, dwarf::DW_TAG_base_type, "special",
+ UINT64_MAX, UINT64_MAX - 1, 7);
+ EXPECT_EQ(UINT64_MAX, N->getSizeInBits());
+ EXPECT_EQ(UINT64_MAX - 1, N->getAlignInBits());
+}
+
+TEST_F(DIBasicTypeTest, getUnspecified) {
+ auto *N =
+ DIBasicType::get(Context, dwarf::DW_TAG_unspecified_type, "unspecified");
+ EXPECT_EQ(dwarf::DW_TAG_unspecified_type, N->getTag());
+ EXPECT_EQ("unspecified", N->getName());
+ EXPECT_EQ(0u, N->getSizeInBits());
+ EXPECT_EQ(0u, N->getAlignInBits());
+ EXPECT_EQ(0u, N->getEncoding());
+ EXPECT_EQ(0u, N->getLine());
+}
+
+typedef MetadataTest DITypeTest;
+
+TEST_F(DITypeTest, clone) {
+ // Check that DIType has a specialized clone that returns TempDIType.
+ DIType *N = DIBasicType::get(Context, dwarf::DW_TAG_base_type, "int", 32, 32,
+ dwarf::DW_ATE_signed);
+
+ TempDIType Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+}
+
+TEST_F(DITypeTest, setFlags) {
+ // void (void)
+ Metadata *TypesOps[] = {nullptr};
+ Metadata *Types = MDTuple::get(Context, TypesOps);
+
+ DIType *D = DISubroutineType::getDistinct(Context, 0u, Types);
+ EXPECT_EQ(0u, D->getFlags());
+ D->setFlags(DINode::FlagRValueReference);
+ EXPECT_EQ(DINode::FlagRValueReference, D->getFlags());
+ D->setFlags(0u);
+ EXPECT_EQ(0u, D->getFlags());
+
+ TempDIType T = DISubroutineType::getTemporary(Context, 0u, Types);
+ EXPECT_EQ(0u, T->getFlags());
+ T->setFlags(DINode::FlagRValueReference);
+ EXPECT_EQ(DINode::FlagRValueReference, T->getFlags());
+ T->setFlags(0u);
+ EXPECT_EQ(0u, T->getFlags());
+}
+
+typedef MetadataTest DIDerivedTypeTest;
+
+TEST_F(DIDerivedTypeTest, get) {
+ DIFile *File = getFile();
+ DIScopeRef Scope = getSubprogramRef();
+ DITypeRef BaseType = getBasicType("basic");
+ MDTuple *ExtraData = getTuple();
+
+ auto *N = DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type, "something",
+ File, 1, Scope, BaseType, 2, 3, 4, 5, ExtraData);
+ EXPECT_EQ(dwarf::DW_TAG_pointer_type, N->getTag());
+ EXPECT_EQ("something", N->getName());
+ EXPECT_EQ(File, N->getFile());
+ EXPECT_EQ(1u, N->getLine());
+ EXPECT_EQ(Scope, N->getScope());
+ EXPECT_EQ(BaseType, N->getBaseType());
+ EXPECT_EQ(2u, N->getSizeInBits());
+ EXPECT_EQ(3u, N->getAlignInBits());
+ EXPECT_EQ(4u, N->getOffsetInBits());
+ EXPECT_EQ(5u, N->getFlags());
+ EXPECT_EQ(ExtraData, N->getExtraData());
+ EXPECT_EQ(N, DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
+ "something", File, 1, Scope, BaseType, 2, 3,
+ 4, 5, ExtraData));
+
+ EXPECT_NE(N, DIDerivedType::get(Context, dwarf::DW_TAG_reference_type,
+ "something", File, 1, Scope, BaseType, 2, 3,
+ 4, 5, ExtraData));
+ EXPECT_NE(N, DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type, "else",
+ File, 1, Scope, BaseType, 2, 3, 4, 5,
+ ExtraData));
+ EXPECT_NE(N, DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
+ "something", getFile(), 1, Scope, BaseType, 2,
+ 3, 4, 5, ExtraData));
+ EXPECT_NE(N, DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
+ "something", File, 2, Scope, BaseType, 2, 3,
+ 4, 5, ExtraData));
+ EXPECT_NE(N, DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
+ "something", File, 1, getSubprogramRef(),
+ BaseType, 2, 3, 4, 5, ExtraData));
+ EXPECT_NE(N, DIDerivedType::get(
+ Context, dwarf::DW_TAG_pointer_type, "something", File, 1,
+ Scope, getBasicType("basic2"), 2, 3, 4, 5, ExtraData));
+ EXPECT_NE(N, DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
+ "something", File, 1, Scope, BaseType, 3, 3,
+ 4, 5, ExtraData));
+ EXPECT_NE(N, DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
+ "something", File, 1, Scope, BaseType, 2, 2,
+ 4, 5, ExtraData));
+ EXPECT_NE(N, DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
+ "something", File, 1, Scope, BaseType, 2, 3,
+ 5, 5, ExtraData));
+ EXPECT_NE(N, DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
+ "something", File, 1, Scope, BaseType, 2, 3,
+ 4, 4, ExtraData));
+ EXPECT_NE(N, DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type,
+ "something", File, 1, Scope, BaseType, 2, 3,
+ 4, 5, getTuple()));
+
+ TempDIDerivedType Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+}
+
+TEST_F(DIDerivedTypeTest, getWithLargeValues) {
+ DIFile *File = getFile();
+ DIScopeRef Scope = getSubprogramRef();
+ DITypeRef BaseType = getBasicType("basic");
+ MDTuple *ExtraData = getTuple();
+
+ auto *N = DIDerivedType::get(Context, dwarf::DW_TAG_pointer_type, "something",
+ File, 1, Scope, BaseType, UINT64_MAX,
+ UINT64_MAX - 1, UINT64_MAX - 2, 5, ExtraData);
+ EXPECT_EQ(UINT64_MAX, N->getSizeInBits());
+ EXPECT_EQ(UINT64_MAX - 1, N->getAlignInBits());
+ EXPECT_EQ(UINT64_MAX - 2, N->getOffsetInBits());
+}
+
+typedef MetadataTest DICompositeTypeTest;
+
+TEST_F(DICompositeTypeTest, get) {
+ unsigned Tag = dwarf::DW_TAG_structure_type;
+ StringRef Name = "some name";
+ DIFile *File = getFile();
+ unsigned Line = 1;
+ DIScopeRef Scope = getSubprogramRef();
+ DITypeRef BaseType = getCompositeType();
+ uint64_t SizeInBits = 2;
+ uint64_t AlignInBits = 3;
+ uint64_t OffsetInBits = 4;
+ unsigned Flags = 5;
+ MDTuple *Elements = getTuple();
+ unsigned RuntimeLang = 6;
+ DITypeRef VTableHolder = getCompositeType();
+ MDTuple *TemplateParams = getTuple();
+ StringRef Identifier = "some id";
+
+ auto *N = DICompositeType::get(Context, Tag, Name, File, Line, Scope,
+ BaseType, SizeInBits, AlignInBits,
+ OffsetInBits, Flags, Elements, RuntimeLang,
+ VTableHolder, TemplateParams, Identifier);
+ EXPECT_EQ(Tag, N->getTag());
+ EXPECT_EQ(Name, N->getName());
+ EXPECT_EQ(File, N->getFile());
+ EXPECT_EQ(Line, N->getLine());
+ EXPECT_EQ(Scope, N->getScope());
+ EXPECT_EQ(BaseType, N->getBaseType());
+ EXPECT_EQ(SizeInBits, N->getSizeInBits());
+ EXPECT_EQ(AlignInBits, N->getAlignInBits());
+ EXPECT_EQ(OffsetInBits, N->getOffsetInBits());
+ EXPECT_EQ(Flags, N->getFlags());
+ EXPECT_EQ(Elements, N->getElements().get());
+ EXPECT_EQ(RuntimeLang, N->getRuntimeLang());
+ EXPECT_EQ(VTableHolder, N->getVTableHolder());
+ EXPECT_EQ(TemplateParams, N->getTemplateParams().get());
+ EXPECT_EQ(Identifier, N->getIdentifier());
+
+ EXPECT_EQ(N, DICompositeType::get(Context, Tag, Name, File, Line, Scope,
+ BaseType, SizeInBits, AlignInBits,
+ OffsetInBits, Flags, Elements, RuntimeLang,
+ VTableHolder, TemplateParams, Identifier));
+
+ EXPECT_NE(N, DICompositeType::get(Context, Tag + 1, Name, File, Line, Scope,
+ BaseType, SizeInBits, AlignInBits,
+ OffsetInBits, Flags, Elements, RuntimeLang,
+ VTableHolder, TemplateParams, Identifier));
+ EXPECT_NE(N, DICompositeType::get(Context, Tag, "abc", File, Line, Scope,
+ BaseType, SizeInBits, AlignInBits,
+ OffsetInBits, Flags, Elements, RuntimeLang,
+ VTableHolder, TemplateParams, Identifier));
+ EXPECT_NE(N, DICompositeType::get(Context, Tag, Name, getFile(), Line, Scope,
+ BaseType, SizeInBits, AlignInBits,
+ OffsetInBits, Flags, Elements, RuntimeLang,
+ VTableHolder, TemplateParams, Identifier));
+ EXPECT_NE(N, DICompositeType::get(Context, Tag, Name, File, Line + 1, Scope,
+ BaseType, SizeInBits, AlignInBits,
+ OffsetInBits, Flags, Elements, RuntimeLang,
+ VTableHolder, TemplateParams, Identifier));
+ EXPECT_NE(N, DICompositeType::get(
+ Context, Tag, Name, File, Line, getSubprogramRef(), BaseType,
+ SizeInBits, AlignInBits, OffsetInBits, Flags, Elements,
+ RuntimeLang, VTableHolder, TemplateParams, Identifier));
+ EXPECT_NE(N, DICompositeType::get(
+ Context, Tag, Name, File, Line, Scope, getBasicType("other"),
+ SizeInBits, AlignInBits, OffsetInBits, Flags, Elements,
+ RuntimeLang, VTableHolder, TemplateParams, Identifier));
+ EXPECT_NE(N, DICompositeType::get(Context, Tag, Name, File, Line, Scope,
+ BaseType, SizeInBits + 1, AlignInBits,
+ OffsetInBits, Flags, Elements, RuntimeLang,
+ VTableHolder, TemplateParams, Identifier));
+ EXPECT_NE(N, DICompositeType::get(Context, Tag, Name, File, Line, Scope,
+ BaseType, SizeInBits, AlignInBits + 1,
+ OffsetInBits, Flags, Elements, RuntimeLang,
+ VTableHolder, TemplateParams, Identifier));
+ EXPECT_NE(N, DICompositeType::get(
+ Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
+ AlignInBits, OffsetInBits + 1, Flags, Elements, RuntimeLang,
+ VTableHolder, TemplateParams, Identifier));
+ EXPECT_NE(N, DICompositeType::get(
+ Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
+ AlignInBits, OffsetInBits, Flags + 1, Elements, RuntimeLang,
+ VTableHolder, TemplateParams, Identifier));
+ EXPECT_NE(N, DICompositeType::get(
+ Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
+ AlignInBits, OffsetInBits, Flags, getTuple(), RuntimeLang,
+ VTableHolder, TemplateParams, Identifier));
+ EXPECT_NE(N, DICompositeType::get(
+ Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
+ AlignInBits, OffsetInBits, Flags, Elements, RuntimeLang + 1,
+ VTableHolder, TemplateParams, Identifier));
+ EXPECT_NE(N, DICompositeType::get(
+ Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits,
+ AlignInBits, OffsetInBits, Flags, Elements, RuntimeLang,
+ getCompositeType(), TemplateParams, Identifier));
+ EXPECT_NE(N, DICompositeType::get(Context, Tag, Name, File, Line, Scope,
+ BaseType, SizeInBits, AlignInBits,
+ OffsetInBits, Flags, Elements, RuntimeLang,
+ VTableHolder, getTuple(), Identifier));
+ EXPECT_NE(N, DICompositeType::get(Context, Tag, Name, File, Line, Scope,
+ BaseType, SizeInBits, AlignInBits,
+ OffsetInBits, Flags, Elements, RuntimeLang,
+ VTableHolder, TemplateParams, "other"));
+
+ // Be sure that missing identifiers get null pointers.
+ EXPECT_FALSE(DICompositeType::get(Context, Tag, Name, File, Line, Scope,
+ BaseType, SizeInBits, AlignInBits,
+ OffsetInBits, Flags, Elements, RuntimeLang,
+ VTableHolder, TemplateParams, "")
+ ->getRawIdentifier());
+ EXPECT_FALSE(DICompositeType::get(Context, Tag, Name, File, Line, Scope,
+ BaseType, SizeInBits, AlignInBits,
+ OffsetInBits, Flags, Elements, RuntimeLang,
+ VTableHolder, TemplateParams)
+ ->getRawIdentifier());
+
+ TempDICompositeType Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+}
+
+TEST_F(DICompositeTypeTest, getWithLargeValues) {
+ unsigned Tag = dwarf::DW_TAG_structure_type;
+ StringRef Name = "some name";
+ DIFile *File = getFile();
+ unsigned Line = 1;
+ DIScopeRef Scope = getSubprogramRef();
+ DITypeRef BaseType = getCompositeType();
+ uint64_t SizeInBits = UINT64_MAX;
+ uint64_t AlignInBits = UINT64_MAX - 1;
+ uint64_t OffsetInBits = UINT64_MAX - 2;
+ unsigned Flags = 5;
+ MDTuple *Elements = getTuple();
+ unsigned RuntimeLang = 6;
+ DITypeRef VTableHolder = getCompositeType();
+ MDTuple *TemplateParams = getTuple();
+ StringRef Identifier = "some id";
+
+ auto *N = DICompositeType::get(Context, Tag, Name, File, Line, Scope,
+ BaseType, SizeInBits, AlignInBits,
+ OffsetInBits, Flags, Elements, RuntimeLang,
+ VTableHolder, TemplateParams, Identifier);
+ EXPECT_EQ(SizeInBits, N->getSizeInBits());
+ EXPECT_EQ(AlignInBits, N->getAlignInBits());
+ EXPECT_EQ(OffsetInBits, N->getOffsetInBits());
+}
+
+TEST_F(DICompositeTypeTest, replaceOperands) {
+ unsigned Tag = dwarf::DW_TAG_structure_type;
+ StringRef Name = "some name";
+ DIFile *File = getFile();
+ unsigned Line = 1;
+ DIScopeRef Scope = getSubprogramRef();
+ DITypeRef BaseType = getCompositeType();
+ uint64_t SizeInBits = 2;
+ uint64_t AlignInBits = 3;
+ uint64_t OffsetInBits = 4;
+ unsigned Flags = 5;
+ unsigned RuntimeLang = 6;
+ StringRef Identifier = "some id";
+
+ auto *N = DICompositeType::get(
+ Context, Tag, Name, File, Line, Scope, BaseType, SizeInBits, AlignInBits,
+ OffsetInBits, Flags, nullptr, RuntimeLang, nullptr, nullptr, Identifier);
+
+ auto *Elements = MDTuple::getDistinct(Context, None);
+ EXPECT_EQ(nullptr, N->getElements().get());
+ N->replaceElements(Elements);
+ EXPECT_EQ(Elements, N->getElements().get());
+ N->replaceElements(nullptr);
+ EXPECT_EQ(nullptr, N->getElements().get());
+
+ DITypeRef VTableHolder = getCompositeType();
+ EXPECT_EQ(nullptr, N->getVTableHolder());
+ N->replaceVTableHolder(VTableHolder);
+ EXPECT_EQ(VTableHolder, N->getVTableHolder());
+ N->replaceVTableHolder(nullptr);
+ EXPECT_EQ(nullptr, N->getVTableHolder());
+
+ auto *TemplateParams = MDTuple::getDistinct(Context, None);
+ EXPECT_EQ(nullptr, N->getTemplateParams().get());
+ N->replaceTemplateParams(TemplateParams);
+ EXPECT_EQ(TemplateParams, N->getTemplateParams().get());
+ N->replaceTemplateParams(nullptr);
+ EXPECT_EQ(nullptr, N->getTemplateParams().get());
+}
+
+typedef MetadataTest DISubroutineTypeTest;
+
+TEST_F(DISubroutineTypeTest, get) {
+ unsigned Flags = 1;
+ MDTuple *TypeArray = getTuple();
+
+ auto *N = DISubroutineType::get(Context, Flags, TypeArray);
+ EXPECT_EQ(dwarf::DW_TAG_subroutine_type, N->getTag());
+ EXPECT_EQ(Flags, N->getFlags());
+ EXPECT_EQ(TypeArray, N->getTypeArray().get());
+ EXPECT_EQ(N, DISubroutineType::get(Context, Flags, TypeArray));
+
+ EXPECT_NE(N, DISubroutineType::get(Context, Flags + 1, TypeArray));
+ EXPECT_NE(N, DISubroutineType::get(Context, Flags, getTuple()));
+
+ TempDISubroutineType Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+
+ // Test always-empty operands.
+ EXPECT_EQ(nullptr, N->getScope());
+ EXPECT_EQ(nullptr, N->getFile());
+ EXPECT_EQ("", N->getName());
+}
+
+typedef MetadataTest DIFileTest;
+
+TEST_F(DIFileTest, get) {
+ StringRef Filename = "file";
+ StringRef Directory = "dir";
+ auto *N = DIFile::get(Context, Filename, Directory);
+
+ EXPECT_EQ(dwarf::DW_TAG_file_type, N->getTag());
+ EXPECT_EQ(Filename, N->getFilename());
+ EXPECT_EQ(Directory, N->getDirectory());
+ EXPECT_EQ(N, DIFile::get(Context, Filename, Directory));
+
+ EXPECT_NE(N, DIFile::get(Context, "other", Directory));
+ EXPECT_NE(N, DIFile::get(Context, Filename, "other"));
+
+ TempDIFile Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+}
+
+TEST_F(DIFileTest, ScopeGetFile) {
+ // Ensure that DIScope::getFile() returns itself.
+ DIScope *N = DIFile::get(Context, "file", "dir");
+ EXPECT_EQ(N, N->getFile());
+}
+
+typedef MetadataTest DICompileUnitTest;
+
+TEST_F(DICompileUnitTest, get) {
+ unsigned SourceLanguage = 1;
+ DIFile *File = getFile();
+ StringRef Producer = "some producer";
+ bool IsOptimized = false;
+ StringRef Flags = "flag after flag";
+ unsigned RuntimeVersion = 2;
+ StringRef SplitDebugFilename = "another/file";
+ unsigned EmissionKind = 3;
+ MDTuple *EnumTypes = getTuple();
+ MDTuple *RetainedTypes = getTuple();
+ MDTuple *Subprograms = getTuple();
+ MDTuple *GlobalVariables = getTuple();
+ MDTuple *ImportedEntities = getTuple();
+ uint64_t DWOId = 0xc0ffee;
+ auto *N = DICompileUnit::getDistinct(
+ Context, SourceLanguage, File, Producer, IsOptimized, Flags,
+ RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
+ RetainedTypes, Subprograms, GlobalVariables, ImportedEntities, DWOId);
+
+ EXPECT_EQ(dwarf::DW_TAG_compile_unit, N->getTag());
+ EXPECT_EQ(SourceLanguage, N->getSourceLanguage());
+ EXPECT_EQ(File, N->getFile());
+ EXPECT_EQ(Producer, N->getProducer());
+ EXPECT_EQ(IsOptimized, N->isOptimized());
+ EXPECT_EQ(Flags, N->getFlags());
+ EXPECT_EQ(RuntimeVersion, N->getRuntimeVersion());
+ EXPECT_EQ(SplitDebugFilename, N->getSplitDebugFilename());
+ EXPECT_EQ(EmissionKind, N->getEmissionKind());
+ EXPECT_EQ(EnumTypes, N->getEnumTypes().get());
+ EXPECT_EQ(RetainedTypes, N->getRetainedTypes().get());
+ EXPECT_EQ(Subprograms, N->getSubprograms().get());
+ EXPECT_EQ(GlobalVariables, N->getGlobalVariables().get());
+ EXPECT_EQ(ImportedEntities, N->getImportedEntities().get());
+ EXPECT_EQ(DWOId, N->getDWOId());
+
+ TempDICompileUnit Temp = N->clone();
+ EXPECT_EQ(dwarf::DW_TAG_compile_unit, Temp->getTag());
+ EXPECT_EQ(SourceLanguage, Temp->getSourceLanguage());
+ EXPECT_EQ(File, Temp->getFile());
+ EXPECT_EQ(Producer, Temp->getProducer());
+ EXPECT_EQ(IsOptimized, Temp->isOptimized());
+ EXPECT_EQ(Flags, Temp->getFlags());
+ EXPECT_EQ(RuntimeVersion, Temp->getRuntimeVersion());
+ EXPECT_EQ(SplitDebugFilename, Temp->getSplitDebugFilename());
+ EXPECT_EQ(EmissionKind, Temp->getEmissionKind());
+ EXPECT_EQ(EnumTypes, Temp->getEnumTypes().get());
+ EXPECT_EQ(RetainedTypes, Temp->getRetainedTypes().get());
+ EXPECT_EQ(Subprograms, Temp->getSubprograms().get());
+ EXPECT_EQ(GlobalVariables, Temp->getGlobalVariables().get());
+ EXPECT_EQ(ImportedEntities, Temp->getImportedEntities().get());
+ EXPECT_EQ(DWOId, Temp->getDWOId());
+
+ auto *TempAddress = Temp.get();
+ auto *Clone = MDNode::replaceWithPermanent(std::move(Temp));
+ EXPECT_TRUE(Clone->isDistinct());
+ EXPECT_EQ(TempAddress, Clone);
+}
+
+TEST_F(DICompileUnitTest, replaceArrays) {
+ unsigned SourceLanguage = 1;
+ DIFile *File = getFile();
+ StringRef Producer = "some producer";
+ bool IsOptimized = false;
+ StringRef Flags = "flag after flag";
+ unsigned RuntimeVersion = 2;
+ StringRef SplitDebugFilename = "another/file";
+ unsigned EmissionKind = 3;
+ MDTuple *EnumTypes = MDTuple::getDistinct(Context, None);
+ MDTuple *RetainedTypes = MDTuple::getDistinct(Context, None);
+ MDTuple *ImportedEntities = MDTuple::getDistinct(Context, None);
+ uint64_t DWOId = 0xc0ffee;
+ auto *N = DICompileUnit::getDistinct(
+ Context, SourceLanguage, File, Producer, IsOptimized, Flags,
+ RuntimeVersion, SplitDebugFilename, EmissionKind, EnumTypes,
+ RetainedTypes, nullptr, nullptr, ImportedEntities, DWOId);
+
+ auto *Subprograms = MDTuple::getDistinct(Context, None);
+ EXPECT_EQ(nullptr, N->getSubprograms().get());
+ N->replaceSubprograms(Subprograms);
+ EXPECT_EQ(Subprograms, N->getSubprograms().get());
+ N->replaceSubprograms(nullptr);
+ EXPECT_EQ(nullptr, N->getSubprograms().get());
+
+ auto *GlobalVariables = MDTuple::getDistinct(Context, None);
+ EXPECT_EQ(nullptr, N->getGlobalVariables().get());
+ N->replaceGlobalVariables(GlobalVariables);
+ EXPECT_EQ(GlobalVariables, N->getGlobalVariables().get());
+ N->replaceGlobalVariables(nullptr);
+ EXPECT_EQ(nullptr, N->getGlobalVariables().get());
+}
+
+typedef MetadataTest DISubprogramTest;
+
+TEST_F(DISubprogramTest, get) {
+ DIScopeRef Scope = getCompositeType();
+ StringRef Name = "name";
+ StringRef LinkageName = "linkage";
+ DIFile *File = getFile();
+ unsigned Line = 2;
+ DISubroutineType *Type = getSubroutineType();
+ bool IsLocalToUnit = false;
+ bool IsDefinition = true;
+ unsigned ScopeLine = 3;
+ DITypeRef ContainingType = getCompositeType();
+ unsigned Virtuality = 4;
+ unsigned VirtualIndex = 5;
+ unsigned Flags = 6;
+ bool IsOptimized = false;
+ llvm::Function *Function = getFunction("foo");
+ MDTuple *TemplateParams = getTuple();
+ DISubprogram *Declaration = getSubprogram();
+ MDTuple *Variables = getTuple();
+
+ auto *N = DISubprogram::get(
+ Context, Scope, Name, LinkageName, File, Line, Type, IsLocalToUnit,
+ IsDefinition, ScopeLine, ContainingType, Virtuality, VirtualIndex, Flags,
+ IsOptimized, Function, TemplateParams, Declaration, Variables);
+
+ EXPECT_EQ(dwarf::DW_TAG_subprogram, N->getTag());
+ EXPECT_EQ(Scope, N->getScope());
+ EXPECT_EQ(Name, N->getName());
+ EXPECT_EQ(LinkageName, N->getLinkageName());
+ EXPECT_EQ(File, N->getFile());
+ EXPECT_EQ(Line, N->getLine());
+ EXPECT_EQ(Type, N->getType());
+ EXPECT_EQ(IsLocalToUnit, N->isLocalToUnit());
+ EXPECT_EQ(IsDefinition, N->isDefinition());
+ EXPECT_EQ(ScopeLine, N->getScopeLine());
+ EXPECT_EQ(ContainingType, N->getContainingType());
+ EXPECT_EQ(Virtuality, N->getVirtuality());
+ EXPECT_EQ(VirtualIndex, N->getVirtualIndex());
+ EXPECT_EQ(Flags, N->getFlags());
+ EXPECT_EQ(IsOptimized, N->isOptimized());
+ EXPECT_EQ(Function, N->getFunction());
+ EXPECT_EQ(TemplateParams, N->getTemplateParams().get());
+ EXPECT_EQ(Declaration, N->getDeclaration());
+ EXPECT_EQ(Variables, N->getVariables().get());
+ EXPECT_EQ(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
+ Type, IsLocalToUnit, IsDefinition, ScopeLine,
+ ContainingType, Virtuality, VirtualIndex,
+ Flags, IsOptimized, Function, TemplateParams,
+ Declaration, Variables));
+
+ EXPECT_NE(N, DISubprogram::get(Context, getCompositeType(), Name, LinkageName,
+ File, Line, Type, IsLocalToUnit, IsDefinition,
+ ScopeLine, ContainingType, Virtuality,
+ VirtualIndex, Flags, IsOptimized, Function,
+ TemplateParams, Declaration, Variables));
+ EXPECT_NE(N, DISubprogram::get(Context, Scope, "other", LinkageName, File,
+ Line, Type, IsLocalToUnit, IsDefinition,
+ ScopeLine, ContainingType, Virtuality,
+ VirtualIndex, Flags, IsOptimized, Function,
+ TemplateParams, Declaration, Variables));
+ EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, "other", File, Line,
+ Type, IsLocalToUnit, IsDefinition, ScopeLine,
+ ContainingType, Virtuality, VirtualIndex,
+ Flags, IsOptimized, Function, TemplateParams,
+ Declaration, Variables));
+ EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, getFile(),
+ Line, Type, IsLocalToUnit, IsDefinition,
+ ScopeLine, ContainingType, Virtuality,
+ VirtualIndex, Flags, IsOptimized, Function,
+ TemplateParams, Declaration, Variables));
+ EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File,
+ Line + 1, Type, IsLocalToUnit, IsDefinition,
+ ScopeLine, ContainingType, Virtuality,
+ VirtualIndex, Flags, IsOptimized, Function,
+ TemplateParams, Declaration, Variables));
+ EXPECT_NE(N, DISubprogram::get(
+ Context, Scope, Name, LinkageName, File, Line,
+ getSubroutineType(), IsLocalToUnit, IsDefinition, ScopeLine,
+ ContainingType, Virtuality, VirtualIndex, Flags, IsOptimized,
+ Function, TemplateParams, Declaration, Variables));
+ EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
+ Type, !IsLocalToUnit, IsDefinition, ScopeLine,
+ ContainingType, Virtuality, VirtualIndex,
+ Flags, IsOptimized, Function, TemplateParams,
+ Declaration, Variables));
+ EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
+ Type, IsLocalToUnit, !IsDefinition, ScopeLine,
+ ContainingType, Virtuality, VirtualIndex,
+ Flags, IsOptimized, Function, TemplateParams,
+ Declaration, Variables));
+ EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
+ Type, IsLocalToUnit, IsDefinition,
+ ScopeLine + 1, ContainingType, Virtuality,
+ VirtualIndex, Flags, IsOptimized, Function,
+ TemplateParams, Declaration, Variables));
+ EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
+ Type, IsLocalToUnit, IsDefinition, ScopeLine,
+ getCompositeType(), Virtuality, VirtualIndex,
+ Flags, IsOptimized, Function, TemplateParams,
+ Declaration, Variables));
+ EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
+ Type, IsLocalToUnit, IsDefinition, ScopeLine,
+ ContainingType, Virtuality + 1, VirtualIndex,
+ Flags, IsOptimized, Function, TemplateParams,
+ Declaration, Variables));
+ EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
+ Type, IsLocalToUnit, IsDefinition, ScopeLine,
+ ContainingType, Virtuality, VirtualIndex + 1,
+ Flags, IsOptimized, Function, TemplateParams,
+ Declaration, Variables));
+ EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
+ Type, IsLocalToUnit, IsDefinition, ScopeLine,
+ ContainingType, Virtuality, VirtualIndex,
+ ~Flags, IsOptimized, Function, TemplateParams,
+ Declaration, Variables));
+ EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
+ Type, IsLocalToUnit, IsDefinition, ScopeLine,
+ ContainingType, Virtuality, VirtualIndex,
+ Flags, !IsOptimized, Function, TemplateParams,
+ Declaration, Variables));
+ EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
+ Type, IsLocalToUnit, IsDefinition, ScopeLine,
+ ContainingType, Virtuality, VirtualIndex,
+ Flags, IsOptimized, getFunction("bar"),
+ TemplateParams, Declaration, Variables));
+ EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
+ Type, IsLocalToUnit, IsDefinition, ScopeLine,
+ ContainingType, Virtuality, VirtualIndex,
+ Flags, IsOptimized, Function, getTuple(),
+ Declaration, Variables));
+ EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
+ Type, IsLocalToUnit, IsDefinition, ScopeLine,
+ ContainingType, Virtuality, VirtualIndex,
+ Flags, IsOptimized, Function, TemplateParams,
+ getSubprogram(), Variables));
+ EXPECT_NE(N, DISubprogram::get(Context, Scope, Name, LinkageName, File, Line,
+ Type, IsLocalToUnit, IsDefinition, ScopeLine,
+ ContainingType, Virtuality, VirtualIndex,
+ Flags, IsOptimized, Function, TemplateParams,
+ Declaration, getTuple()));
+
+ TempDISubprogram Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+}
+
+TEST_F(DISubprogramTest, replaceFunction) {
+ DIScopeRef Scope = getCompositeType();
+ StringRef Name = "name";
+ StringRef LinkageName = "linkage";
+ DIFile *File = getFile();
+ unsigned Line = 2;
+ DISubroutineType *Type = getSubroutineType();
+ bool IsLocalToUnit = false;
+ bool IsDefinition = true;
+ unsigned ScopeLine = 3;
+ DITypeRef ContainingType = getCompositeType();
+ unsigned Virtuality = 4;
+ unsigned VirtualIndex = 5;
+ unsigned Flags = 6;
+ bool IsOptimized = false;
+ MDTuple *TemplateParams = getTuple();
+ DISubprogram *Declaration = getSubprogram();
+ MDTuple *Variables = getTuple();
+
+ auto *N = DISubprogram::get(
+ Context, Scope, Name, LinkageName, File, Line, Type, IsLocalToUnit,
+ IsDefinition, ScopeLine, ContainingType, Virtuality, VirtualIndex, Flags,
+ IsOptimized, nullptr, TemplateParams, Declaration, Variables);
+
+ EXPECT_EQ(nullptr, N->getFunction());
+
+ std::unique_ptr<Function> F(
+ Function::Create(FunctionType::get(Type::getVoidTy(Context), false),
+ GlobalValue::ExternalLinkage));
+ N->replaceFunction(F.get());
+ EXPECT_EQ(F.get(), N->getFunction());
+
+ N->replaceFunction(nullptr);
+ EXPECT_EQ(nullptr, N->getFunction());
+}
+
+typedef MetadataTest DILexicalBlockTest;
+
+TEST_F(DILexicalBlockTest, get) {
+ DILocalScope *Scope = getSubprogram();
+ DIFile *File = getFile();
+ unsigned Line = 5;
+ unsigned Column = 8;
+
+ auto *N = DILexicalBlock::get(Context, Scope, File, Line, Column);
+
+ EXPECT_EQ(dwarf::DW_TAG_lexical_block, N->getTag());
+ EXPECT_EQ(Scope, N->getScope());
+ EXPECT_EQ(File, N->getFile());
+ EXPECT_EQ(Line, N->getLine());
+ EXPECT_EQ(Column, N->getColumn());
+ EXPECT_EQ(N, DILexicalBlock::get(Context, Scope, File, Line, Column));
+
+ EXPECT_NE(N,
+ DILexicalBlock::get(Context, getSubprogram(), File, Line, Column));
+ EXPECT_NE(N, DILexicalBlock::get(Context, Scope, getFile(), Line, Column));
+ EXPECT_NE(N, DILexicalBlock::get(Context, Scope, File, Line + 1, Column));
+ EXPECT_NE(N, DILexicalBlock::get(Context, Scope, File, Line, Column + 1));
+
+ TempDILexicalBlock Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+}
+
+TEST_F(DILexicalBlockTest, Overflow) {
+ DISubprogram *SP = getSubprogram();
+ DIFile *F = getFile();
+ {
+ auto *LB = DILexicalBlock::get(Context, SP, F, 2, 7);
+ EXPECT_EQ(2u, LB->getLine());
+ EXPECT_EQ(7u, LB->getColumn());
+ }
+ unsigned U16 = 1u << 16;
+ {
+ auto *LB = DILexicalBlock::get(Context, SP, F, UINT32_MAX, U16 - 1);
+ EXPECT_EQ(UINT32_MAX, LB->getLine());
+ EXPECT_EQ(U16 - 1, LB->getColumn());
+ }
+ {
+ auto *LB = DILexicalBlock::get(Context, SP, F, UINT32_MAX, U16);
+ EXPECT_EQ(UINT32_MAX, LB->getLine());
+ EXPECT_EQ(0u, LB->getColumn());
+ }
+ {
+ auto *LB = DILexicalBlock::get(Context, SP, F, UINT32_MAX, U16 + 1);
+ EXPECT_EQ(UINT32_MAX, LB->getLine());
+ EXPECT_EQ(0u, LB->getColumn());
+ }
+}
+
+typedef MetadataTest DILexicalBlockFileTest;
+
+TEST_F(DILexicalBlockFileTest, get) {
+ DILocalScope *Scope = getSubprogram();
+ DIFile *File = getFile();
+ unsigned Discriminator = 5;
+
+ auto *N = DILexicalBlockFile::get(Context, Scope, File, Discriminator);
+
+ EXPECT_EQ(dwarf::DW_TAG_lexical_block, N->getTag());
+ EXPECT_EQ(Scope, N->getScope());
+ EXPECT_EQ(File, N->getFile());
+ EXPECT_EQ(Discriminator, N->getDiscriminator());
+ EXPECT_EQ(N, DILexicalBlockFile::get(Context, Scope, File, Discriminator));
+
+ EXPECT_NE(N, DILexicalBlockFile::get(Context, getSubprogram(), File,
+ Discriminator));
+ EXPECT_NE(N,
+ DILexicalBlockFile::get(Context, Scope, getFile(), Discriminator));
+ EXPECT_NE(N,
+ DILexicalBlockFile::get(Context, Scope, File, Discriminator + 1));
+
+ TempDILexicalBlockFile Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+}
+
+typedef MetadataTest DINamespaceTest;
+
+TEST_F(DINamespaceTest, get) {
+ DIScope *Scope = getFile();
+ DIFile *File = getFile();
+ StringRef Name = "namespace";
+ unsigned Line = 5;
+
+ auto *N = DINamespace::get(Context, Scope, File, Name, Line);
+
+ EXPECT_EQ(dwarf::DW_TAG_namespace, N->getTag());
+ EXPECT_EQ(Scope, N->getScope());
+ EXPECT_EQ(File, N->getFile());
+ EXPECT_EQ(Name, N->getName());
+ EXPECT_EQ(Line, N->getLine());
+ EXPECT_EQ(N, DINamespace::get(Context, Scope, File, Name, Line));
+
+ EXPECT_NE(N, DINamespace::get(Context, getFile(), File, Name, Line));
+ EXPECT_NE(N, DINamespace::get(Context, Scope, getFile(), Name, Line));
+ EXPECT_NE(N, DINamespace::get(Context, Scope, File, "other", Line));
+ EXPECT_NE(N, DINamespace::get(Context, Scope, File, Name, Line + 1));
+
+ TempDINamespace Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+}
+
+typedef MetadataTest DIModuleTest;
+
+TEST_F(DIModuleTest, get) {
+ DIScope *Scope = getFile();
+ StringRef Name = "module";
+ StringRef ConfigMacro = "-DNDEBUG";
+ StringRef Includes = "-I.";
+ StringRef Sysroot = "/";
+
+ auto *N = DIModule::get(Context, Scope, Name, ConfigMacro, Includes, Sysroot);
+
+ EXPECT_EQ(dwarf::DW_TAG_module, N->getTag());
+ EXPECT_EQ(Scope, N->getScope());
+ EXPECT_EQ(Name, N->getName());
+ EXPECT_EQ(ConfigMacro, N->getConfigurationMacros());
+ EXPECT_EQ(Includes, N->getIncludePath());
+ EXPECT_EQ(Sysroot, N->getISysRoot());
+ EXPECT_EQ(N, DIModule::get(Context, Scope, Name,
+ ConfigMacro, Includes, Sysroot));
+ EXPECT_NE(N, DIModule::get(Context, getFile(), Name,
+ ConfigMacro, Includes, Sysroot));
+ EXPECT_NE(N, DIModule::get(Context, Scope, "other",
+ ConfigMacro, Includes, Sysroot));
+ EXPECT_NE(N, DIModule::get(Context, Scope, Name,
+ "other", Includes, Sysroot));
+ EXPECT_NE(N, DIModule::get(Context, Scope, Name,
+ ConfigMacro, "other", Sysroot));
+ EXPECT_NE(N, DIModule::get(Context, Scope, Name,
+ ConfigMacro, Includes, "other"));
+
+ TempDIModule Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+}
+
+typedef MetadataTest DITemplateTypeParameterTest;
+
+TEST_F(DITemplateTypeParameterTest, get) {
+ StringRef Name = "template";
+ DITypeRef Type = getBasicType("basic");
+
+ auto *N = DITemplateTypeParameter::get(Context, Name, Type);
+
+ EXPECT_EQ(dwarf::DW_TAG_template_type_parameter, N->getTag());
+ EXPECT_EQ(Name, N->getName());
+ EXPECT_EQ(Type, N->getType());
+ EXPECT_EQ(N, DITemplateTypeParameter::get(Context, Name, Type));
+
+ EXPECT_NE(N, DITemplateTypeParameter::get(Context, "other", Type));
+ EXPECT_NE(N,
+ DITemplateTypeParameter::get(Context, Name, getBasicType("other")));
+
+ TempDITemplateTypeParameter Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+}
+
+typedef MetadataTest DITemplateValueParameterTest;
+
+TEST_F(DITemplateValueParameterTest, get) {
+ unsigned Tag = dwarf::DW_TAG_template_value_parameter;
+ StringRef Name = "template";
+ DITypeRef Type = getBasicType("basic");
+ Metadata *Value = getConstantAsMetadata();
+
+ auto *N = DITemplateValueParameter::get(Context, Tag, Name, Type, Value);
+ EXPECT_EQ(Tag, N->getTag());
+ EXPECT_EQ(Name, N->getName());
+ EXPECT_EQ(Type, N->getType());
+ EXPECT_EQ(Value, N->getValue());
+ EXPECT_EQ(N, DITemplateValueParameter::get(Context, Tag, Name, Type, Value));
+
+ EXPECT_NE(N, DITemplateValueParameter::get(
+ Context, dwarf::DW_TAG_GNU_template_template_param, Name,
+ Type, Value));
+ EXPECT_NE(N,
+ DITemplateValueParameter::get(Context, Tag, "other", Type, Value));
+ EXPECT_NE(N, DITemplateValueParameter::get(Context, Tag, Name,
+ getBasicType("other"), Value));
+ EXPECT_NE(N, DITemplateValueParameter::get(Context, Tag, Name, Type,
+ getConstantAsMetadata()));
+
+ TempDITemplateValueParameter Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+}
+
+typedef MetadataTest DIGlobalVariableTest;
+
+TEST_F(DIGlobalVariableTest, get) {
+ DIScope *Scope = getSubprogram();
+ StringRef Name = "name";
+ StringRef LinkageName = "linkage";
+ DIFile *File = getFile();
+ unsigned Line = 5;
+ DITypeRef Type = getDerivedType();
+ bool IsLocalToUnit = false;
+ bool IsDefinition = true;
+ Constant *Variable = getConstant();
+ DIDerivedType *StaticDataMemberDeclaration =
+ cast<DIDerivedType>(getDerivedType());
+
+ auto *N = DIGlobalVariable::get(Context, Scope, Name, LinkageName, File, Line,
+ Type, IsLocalToUnit, IsDefinition, Variable,
+ StaticDataMemberDeclaration);
+ EXPECT_EQ(dwarf::DW_TAG_variable, N->getTag());
+ EXPECT_EQ(Scope, N->getScope());
+ EXPECT_EQ(Name, N->getName());
+ EXPECT_EQ(LinkageName, N->getLinkageName());
+ EXPECT_EQ(File, N->getFile());
+ EXPECT_EQ(Line, N->getLine());
+ EXPECT_EQ(Type, N->getType());
+ EXPECT_EQ(IsLocalToUnit, N->isLocalToUnit());
+ EXPECT_EQ(IsDefinition, N->isDefinition());
+ EXPECT_EQ(Variable, N->getVariable());
+ EXPECT_EQ(StaticDataMemberDeclaration, N->getStaticDataMemberDeclaration());
+ EXPECT_EQ(N, DIGlobalVariable::get(Context, Scope, Name, LinkageName, File,
+ Line, Type, IsLocalToUnit, IsDefinition,
+ Variable, StaticDataMemberDeclaration));
+
+ EXPECT_NE(N,
+ DIGlobalVariable::get(Context, getSubprogram(), Name, LinkageName,
+ File, Line, Type, IsLocalToUnit, IsDefinition,
+ Variable, StaticDataMemberDeclaration));
+ EXPECT_NE(N, DIGlobalVariable::get(Context, Scope, "other", LinkageName, File,
+ Line, Type, IsLocalToUnit, IsDefinition,
+ Variable, StaticDataMemberDeclaration));
+ EXPECT_NE(N, DIGlobalVariable::get(Context, Scope, Name, "other", File, Line,
+ Type, IsLocalToUnit, IsDefinition,
+ Variable, StaticDataMemberDeclaration));
+ EXPECT_NE(N,
+ DIGlobalVariable::get(Context, Scope, Name, LinkageName, getFile(),
+ Line, Type, IsLocalToUnit, IsDefinition,
+ Variable, StaticDataMemberDeclaration));
+ EXPECT_NE(N,
+ DIGlobalVariable::get(Context, Scope, Name, LinkageName, File,
+ Line + 1, Type, IsLocalToUnit, IsDefinition,
+ Variable, StaticDataMemberDeclaration));
+ EXPECT_NE(N,
+ DIGlobalVariable::get(Context, Scope, Name, LinkageName, File, Line,
+ getDerivedType(), IsLocalToUnit, IsDefinition,
+ Variable, StaticDataMemberDeclaration));
+ EXPECT_NE(N, DIGlobalVariable::get(Context, Scope, Name, LinkageName, File,
+ Line, Type, !IsLocalToUnit, IsDefinition,
+ Variable, StaticDataMemberDeclaration));
+ EXPECT_NE(N, DIGlobalVariable::get(Context, Scope, Name, LinkageName, File,
+ Line, Type, IsLocalToUnit, !IsDefinition,
+ Variable, StaticDataMemberDeclaration));
+ EXPECT_NE(N,
+ DIGlobalVariable::get(Context, Scope, Name, LinkageName, File, Line,
+ Type, IsLocalToUnit, IsDefinition,
+ getConstant(), StaticDataMemberDeclaration));
+ EXPECT_NE(N,
+ DIGlobalVariable::get(Context, Scope, Name, LinkageName, File, Line,
+ Type, IsLocalToUnit, IsDefinition, Variable,
+ cast<DIDerivedType>(getDerivedType())));
+
+ TempDIGlobalVariable Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+}
+
+typedef MetadataTest DILocalVariableTest;
+
+TEST_F(DILocalVariableTest, get) {
+ DILocalScope *Scope = getSubprogram();
+ StringRef Name = "name";
+ DIFile *File = getFile();
+ unsigned Line = 5;
+ DITypeRef Type = getDerivedType();
+ unsigned Arg = 6;
+ unsigned Flags = 7;
+
+ auto *N =
+ DILocalVariable::get(Context, Scope, Name, File, Line, Type, Arg, Flags);
+ EXPECT_TRUE(N->isParameter());
+ EXPECT_EQ(Scope, N->getScope());
+ EXPECT_EQ(Name, N->getName());
+ EXPECT_EQ(File, N->getFile());
+ EXPECT_EQ(Line, N->getLine());
+ EXPECT_EQ(Type, N->getType());
+ EXPECT_EQ(Arg, N->getArg());
+ EXPECT_EQ(Flags, N->getFlags());
+ EXPECT_EQ(N, DILocalVariable::get(Context, Scope, Name, File, Line, Type, Arg,
+ Flags));
+
+ EXPECT_FALSE(
+ DILocalVariable::get(Context, Scope, Name, File, Line, Type, 0, Flags)
+ ->isParameter());
+ EXPECT_NE(N, DILocalVariable::get(Context, getSubprogram(), Name, File, Line,
+ Type, Arg, Flags));
+ EXPECT_NE(N, DILocalVariable::get(Context, Scope, "other", File, Line, Type,
+ Arg, Flags));
+ EXPECT_NE(N, DILocalVariable::get(Context, Scope, Name, getFile(), Line, Type,
+ Arg, Flags));
+ EXPECT_NE(N, DILocalVariable::get(Context, Scope, Name, File, Line + 1, Type,
+ Arg, Flags));
+ EXPECT_NE(N, DILocalVariable::get(Context, Scope, Name, File, Line,
+ getDerivedType(), Arg, Flags));
+ EXPECT_NE(N, DILocalVariable::get(Context, Scope, Name, File, Line, Type,
+ Arg + 1, Flags));
+ EXPECT_NE(N, DILocalVariable::get(Context, Scope, Name, File, Line, Type, Arg,
+ ~Flags));
+
+ TempDILocalVariable Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+}
+
+TEST_F(DILocalVariableTest, getArg256) {
+ EXPECT_EQ(255u, DILocalVariable::get(Context, getSubprogram(), "", getFile(),
+ 0, nullptr, 255, 0)
+ ->getArg());
+ EXPECT_EQ(256u, DILocalVariable::get(Context, getSubprogram(), "", getFile(),
+ 0, nullptr, 256, 0)
+ ->getArg());
+ EXPECT_EQ(257u, DILocalVariable::get(Context, getSubprogram(), "", getFile(),
+ 0, nullptr, 257, 0)
+ ->getArg());
+ unsigned Max = UINT16_MAX;
+ EXPECT_EQ(Max, DILocalVariable::get(Context, getSubprogram(), "", getFile(),
+ 0, nullptr, Max, 0)
+ ->getArg());
+}
+
+typedef MetadataTest DIExpressionTest;
+
+TEST_F(DIExpressionTest, get) {
+ uint64_t Elements[] = {2, 6, 9, 78, 0};
+ auto *N = DIExpression::get(Context, Elements);
+ EXPECT_EQ(makeArrayRef(Elements), N->getElements());
+ EXPECT_EQ(N, DIExpression::get(Context, Elements));
+
+ EXPECT_EQ(5u, N->getNumElements());
+ EXPECT_EQ(2u, N->getElement(0));
+ EXPECT_EQ(6u, N->getElement(1));
+ EXPECT_EQ(9u, N->getElement(2));
+ EXPECT_EQ(78u, N->getElement(3));
+ EXPECT_EQ(0u, N->getElement(4));
+
+ TempDIExpression Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+}
+
+TEST_F(DIExpressionTest, isValid) {
+#define EXPECT_VALID(...) \
+ do { \
+ uint64_t Elements[] = {__VA_ARGS__}; \
+ EXPECT_TRUE(DIExpression::get(Context, Elements)->isValid()); \
+ } while (false)
+#define EXPECT_INVALID(...) \
+ do { \
+ uint64_t Elements[] = {__VA_ARGS__}; \
+ EXPECT_FALSE(DIExpression::get(Context, Elements)->isValid()); \
+ } while (false)
+
+ // Empty expression should be valid.
+ EXPECT_TRUE(DIExpression::get(Context, None));
+
+ // Valid constructions.
+ EXPECT_VALID(dwarf::DW_OP_plus, 6);
+ EXPECT_VALID(dwarf::DW_OP_deref);
+ EXPECT_VALID(dwarf::DW_OP_bit_piece, 3, 7);
+ EXPECT_VALID(dwarf::DW_OP_plus, 6, dwarf::DW_OP_deref);
+ EXPECT_VALID(dwarf::DW_OP_deref, dwarf::DW_OP_plus, 6);
+ EXPECT_VALID(dwarf::DW_OP_deref, dwarf::DW_OP_bit_piece, 3, 7);
+ EXPECT_VALID(dwarf::DW_OP_deref, dwarf::DW_OP_plus, 6, dwarf::DW_OP_bit_piece, 3, 7);
+
+ // Invalid constructions.
+ EXPECT_INVALID(~0u);
+ EXPECT_INVALID(dwarf::DW_OP_plus);
+ EXPECT_INVALID(dwarf::DW_OP_bit_piece);
+ EXPECT_INVALID(dwarf::DW_OP_bit_piece, 3);
+ EXPECT_INVALID(dwarf::DW_OP_bit_piece, 3, 7, dwarf::DW_OP_plus, 3);
+ EXPECT_INVALID(dwarf::DW_OP_bit_piece, 3, 7, dwarf::DW_OP_deref);
+
+#undef EXPECT_VALID
+#undef EXPECT_INVALID
+}
+
+typedef MetadataTest DIObjCPropertyTest;
+
+TEST_F(DIObjCPropertyTest, get) {
+ StringRef Name = "name";
+ DIFile *File = getFile();
+ unsigned Line = 5;
+ StringRef GetterName = "getter";
+ StringRef SetterName = "setter";
+ unsigned Attributes = 7;
+ DITypeRef Type = getBasicType("basic");
+
+ auto *N = DIObjCProperty::get(Context, Name, File, Line, GetterName,
+ SetterName, Attributes, Type);
+
+ EXPECT_EQ(dwarf::DW_TAG_APPLE_property, N->getTag());
+ EXPECT_EQ(Name, N->getName());
+ EXPECT_EQ(File, N->getFile());
+ EXPECT_EQ(Line, N->getLine());
+ EXPECT_EQ(GetterName, N->getGetterName());
+ EXPECT_EQ(SetterName, N->getSetterName());
+ EXPECT_EQ(Attributes, N->getAttributes());
+ EXPECT_EQ(Type, N->getType());
+ EXPECT_EQ(N, DIObjCProperty::get(Context, Name, File, Line, GetterName,
+ SetterName, Attributes, Type));
+
+ EXPECT_NE(N, DIObjCProperty::get(Context, "other", File, Line, GetterName,
+ SetterName, Attributes, Type));
+ EXPECT_NE(N, DIObjCProperty::get(Context, Name, getFile(), Line, GetterName,
+ SetterName, Attributes, Type));
+ EXPECT_NE(N, DIObjCProperty::get(Context, Name, File, Line + 1, GetterName,
+ SetterName, Attributes, Type));
+ EXPECT_NE(N, DIObjCProperty::get(Context, Name, File, Line, "other",
+ SetterName, Attributes, Type));
+ EXPECT_NE(N, DIObjCProperty::get(Context, Name, File, Line, GetterName,
+ "other", Attributes, Type));
+ EXPECT_NE(N, DIObjCProperty::get(Context, Name, File, Line, GetterName,
+ SetterName, Attributes + 1, Type));
+ EXPECT_NE(N, DIObjCProperty::get(Context, Name, File, Line, GetterName,
+ SetterName, Attributes,
+ getBasicType("other")));
+
+ TempDIObjCProperty Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+}
+
+typedef MetadataTest DIImportedEntityTest;
+
+TEST_F(DIImportedEntityTest, get) {
+ unsigned Tag = dwarf::DW_TAG_imported_module;
+ DIScope *Scope = getSubprogram();
+ DINodeRef Entity = getCompositeType();
+ unsigned Line = 5;
+ StringRef Name = "name";
+
+ auto *N = DIImportedEntity::get(Context, Tag, Scope, Entity, Line, Name);
+
+ EXPECT_EQ(Tag, N->getTag());
+ EXPECT_EQ(Scope, N->getScope());
+ EXPECT_EQ(Entity, N->getEntity());
+ EXPECT_EQ(Line, N->getLine());
+ EXPECT_EQ(Name, N->getName());
+ EXPECT_EQ(N, DIImportedEntity::get(Context, Tag, Scope, Entity, Line, Name));
+
+ EXPECT_NE(N,
+ DIImportedEntity::get(Context, dwarf::DW_TAG_imported_declaration,
+ Scope, Entity, Line, Name));
+ EXPECT_NE(N, DIImportedEntity::get(Context, Tag, getSubprogram(), Entity,
+ Line, Name));
+ EXPECT_NE(N, DIImportedEntity::get(Context, Tag, Scope, getCompositeType(),
+ Line, Name));
+ EXPECT_NE(N,
+ DIImportedEntity::get(Context, Tag, Scope, Entity, Line + 1, Name));
+ EXPECT_NE(N,
+ DIImportedEntity::get(Context, Tag, Scope, Entity, Line, "other"));
+
+ TempDIImportedEntity Temp = N->clone();
+ EXPECT_EQ(N, MDNode::replaceWithUniqued(std::move(Temp)));
+}
+