[llvm] r229009 - AsmWriter/Bitcode: MDDerivedType and MDCompositeType
David Blaikie
dblaikie at gmail.com
Thu Feb 12 18:37:01 PST 2015
On Thu, Feb 12, 2015 at 5:20 PM, Duncan P. N. Exon Smith <
dexonsmith at apple.com> wrote:
> Author: dexonsmith
> Date: Thu Feb 12 19:20:38 2015
> New Revision: 229009
>
> URL: http://llvm.org/viewvc/llvm-project?rev=229009&view=rev
> Log:
> AsmWriter/Bitcode: MDDerivedType and MDCompositeType
>
> Added:
> llvm/trunk/test/Assembler/invalid-mdcompositetype-missing-tag.ll
> llvm/trunk/test/Assembler/invalid-mdderivedtype-missing-basetype.ll
> llvm/trunk/test/Assembler/invalid-mdderivedtype-missing-tag.ll
> Modified:
> llvm/trunk/include/llvm/Bitcode/LLVMBitCodes.h
> llvm/trunk/lib/AsmParser/LLParser.cpp
> llvm/trunk/lib/Bitcode/Reader/BitcodeReader.cpp
> llvm/trunk/lib/Bitcode/Writer/BitcodeWriter.cpp
> llvm/trunk/lib/IR/AsmWriter.cpp
> llvm/trunk/test/Assembler/debug-info.ll
>
> Modified: llvm/trunk/include/llvm/Bitcode/LLVMBitCodes.h
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Bitcode/LLVMBitCodes.h?rev=229009&r1=229008&r2=229009&view=diff
>
> ==============================================================================
> --- llvm/trunk/include/llvm/Bitcode/LLVMBitCodes.h (original)
> +++ llvm/trunk/include/llvm/Bitcode/LLVMBitCodes.h Thu Feb 12 19:20:38 2015
> @@ -151,7 +151,9 @@ namespace bitc {
> METADATA_SUBRANGE = 13, // [distinct, count, lo]
> METADATA_ENUMERATOR = 14, // [distinct, value, name?]
> METADATA_BASIC_TYPE = 15, // [distinct, tag, name, size, align,
> enc]
> - METADATA_FILE = 16 // [distinct, filename, directory]
> + METADATA_FILE = 16, // [distinct, filename, directory]
> + METADATA_DERIVED_TYPE = 17, // [distinct, ...]
> + METADATA_COMPOSITE_TYPE= 18 // [distinct, ...]
>
Any reason the schema isn't enumerated here?
> };
>
> // The constants block (CONSTANTS_BLOCK_ID) describes emission for each
>
> Modified: llvm/trunk/lib/AsmParser/LLParser.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/AsmParser/LLParser.cpp?rev=229009&r1=229008&r2=229009&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/AsmParser/LLParser.cpp (original)
> +++ llvm/trunk/lib/AsmParser/LLParser.cpp Thu Feb 12 19:20:38 2015
> @@ -3233,12 +3233,61 @@ bool LLParser::ParseMDBasicType(MDNode *
> return false;
> }
>
> +/// ParseMDDerivedType:
> +/// ::= !MDDerivedType(tag: DW_TAG_pointer_type, name: "int", file: !0,
> +/// line: 7, scope: !1, baseType: !2, size: 32,
> +/// align: 32, offset: 0, flags: 0, extraData: !3)
> bool LLParser::ParseMDDerivedType(MDNode *&Result, bool IsDistinct) {
> - return TokError("unimplemented parser");
> +#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED)
> \
> + REQUIRED(tag, DwarfTagField, );
> \
> + OPTIONAL(name, MDStringField, );
> \
> + OPTIONAL(file, MDField, );
> \
> + OPTIONAL(line, LineField, );
> \
> + OPTIONAL(scope, MDField, );
> \
> + REQUIRED(baseType, MDField, );
> \
> + OPTIONAL(size, MDUnsignedField, (0, UINT32_MAX));
> \
> + OPTIONAL(align, MDUnsignedField, (0, UINT32_MAX));
> \
> + OPTIONAL(offset, MDUnsignedField, (0, UINT32_MAX));
> \
> + OPTIONAL(flags, MDUnsignedField, (0, UINT32_MAX));
> \
> + OPTIONAL(extraData, MDField, );
> + PARSE_MD_FIELDS();
> +#undef VISIT_MD_FIELDS
> +
> + Result = GET_OR_DISTINCT(MDDerivedType,
> + (Context, tag.Val, name.Val, file.Val,
> line.Val,
> + scope.Val, baseType.Val, size.Val, align.Val,
> + offset.Val, flags.Val, extraData.Val));
> + return false;
> }
> +
> bool LLParser::ParseMDCompositeType(MDNode *&Result, bool IsDistinct) {
> - return TokError("unimplemented parser");
> +#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED)
> \
> + REQUIRED(tag, DwarfTagField, );
> \
> + OPTIONAL(name, MDStringField, );
> \
> + OPTIONAL(file, MDField, );
> \
> + OPTIONAL(line, LineField, );
> \
> + OPTIONAL(scope, MDField, );
> \
> + OPTIONAL(baseType, MDField, );
> \
> + OPTIONAL(size, MDUnsignedField, (0, UINT32_MAX));
> \
> + OPTIONAL(align, MDUnsignedField, (0, UINT32_MAX));
> \
> + OPTIONAL(offset, MDUnsignedField, (0, UINT32_MAX));
> \
> + OPTIONAL(flags, MDUnsignedField, (0, UINT32_MAX));
> \
> + OPTIONAL(elements, MDField, );
> \
> + OPTIONAL(runtimeLang, MDUnsignedField, (0, UINT32_MAX));
> \
> + OPTIONAL(vtableHolder, MDField, );
> \
> + OPTIONAL(templateParams, MDField, );
> \
> + OPTIONAL(identifier, MDStringField, );
> + PARSE_MD_FIELDS();
> +#undef VISIT_MD_FIELDS
> +
> + Result = GET_OR_DISTINCT(
> + MDCompositeType,
> + (Context, tag.Val, name.Val, file.Val, line.Val, scope.Val,
> baseType.Val,
> + size.Val, align.Val, offset.Val, flags.Val, elements.Val,
> + runtimeLang.Val, vtableHolder.Val, templateParams.Val,
> identifier.Val));
> + return false;
> }
> +
> bool LLParser::ParseMDSubroutineType(MDNode *&Result, bool IsDistinct) {
> return TokError("unimplemented parser");
> }
>
> Modified: llvm/trunk/lib/Bitcode/Reader/BitcodeReader.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Bitcode/Reader/BitcodeReader.cpp?rev=229009&r1=229008&r2=229009&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Bitcode/Reader/BitcodeReader.cpp (original)
> +++ llvm/trunk/lib/Bitcode/Reader/BitcodeReader.cpp Thu Feb 12 19:20:38
> 2015
> @@ -1183,12 +1183,17 @@ std::error_code BitcodeReader::ParseMeta
>
> SmallVector<uint64_t, 64> Record;
>
> + auto getMD =
> + [&](unsigned ID) -> Metadata *{ return
> MDValueList.getValueFwdRef(ID); };
> + auto getMDOrNull = [&](unsigned ID) -> Metadata *{
> + if (ID)
> + return getMD(ID - 1);
> + return nullptr;
> + };
> auto getMDString = [&](unsigned ID) -> MDString *{
> // This requires that the ID is not really a forward reference. In
> // particular, the MDString must already have been resolved.
> - if (ID)
> - return cast<MDString>(MDValueList.getValueFwdRef(ID - 1));
> - return nullptr;
> + return cast_or_null<MDString>(getMDOrNull(ID));
> };
>
> #define GET_OR_DISTINCT(CLASS, DISTINCT, ARGS)
> \
> @@ -1382,6 +1387,36 @@ std::error_code BitcodeReader::ParseMeta
> NextMDValueNo++);
> break;
> }
> + case bitc::METADATA_DERIVED_TYPE: {
> + if (Record.size() != 12)
> + return Error("Invalid record");
> +
> + MDValueList.AssignValue(
> + GET_OR_DISTINCT(MDDerivedType, Record[0],
> + (Context, Record[1], getMDString(Record[2]),
> + getMDOrNull(Record[3]), Record[4],
> + getMDOrNull(Record[5]), getMD(Record[6]),
> Record[7],
> + Record[8], Record[9], Record[10],
> + getMDOrNull(Record[11]))),
> + NextMDValueNo++);
> + break;
> + }
> + case bitc::METADATA_COMPOSITE_TYPE: {
> + if (Record.size() != 16)
> + return Error("Invalid record");
> +
> + MDValueList.AssignValue(
> + GET_OR_DISTINCT(MDCompositeType, Record[0],
> + (Context, Record[1], getMDString(Record[2]),
> + getMDOrNull(Record[3]), Record[4],
> + getMDOrNull(Record[5]), getMDOrNull(Record[6]),
> + Record[7], Record[8], Record[9], Record[10],
> + getMDOrNull(Record[11]), Record[12],
> + getMDOrNull(Record[13]),
> getMDOrNull(Record[14]),
> + getMDString(Record[15]))),
> + NextMDValueNo++);
> + break;
> + }
> case bitc::METADATA_FILE: {
> if (Record.size() != 3)
> return Error("Invalid record");
>
> Modified: llvm/trunk/lib/Bitcode/Writer/BitcodeWriter.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Bitcode/Writer/BitcodeWriter.cpp?rev=229009&r1=229008&r2=229009&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Bitcode/Writer/BitcodeWriter.cpp (original)
> +++ llvm/trunk/lib/Bitcode/Writer/BitcodeWriter.cpp Thu Feb 12 19:20:38
> 2015
> @@ -853,16 +853,54 @@ static void WriteMDBasicType(const MDBas
> Record.clear();
> }
>
> -static void WriteMDDerivedType(const MDDerivedType *, const
> ValueEnumerator &,
> - BitstreamWriter &,
> SmallVectorImpl<uint64_t> &,
> - unsigned) {
> - llvm_unreachable("write not implemented");
> +static void WriteMDDerivedType(const MDDerivedType *N,
> + const ValueEnumerator &VE,
> + BitstreamWriter &Stream,
> + SmallVectorImpl<uint64_t> &Record,
> + unsigned Abbrev) {
>
Maybe once this is all in we can see if there's a way to tabularize or
generalize all this code... ? (both reading and writing)
> + Record.push_back(N->isDistinct());
> + Record.push_back(N->getTag());
> + Record.push_back(VE.getMetadataOrNullID(N->getRawName()));
> + Record.push_back(VE.getMetadataOrNullID(N->getFile()));
> + Record.push_back(N->getLine());
> + Record.push_back(VE.getMetadataOrNullID(N->getScope()));
> + Record.push_back(VE.getMetadataID(N->getBaseType()));
> + Record.push_back(N->getSizeInBits());
> + Record.push_back(N->getAlignInBits());
> + Record.push_back(N->getOffsetInBits());
> + Record.push_back(N->getFlags());
> + Record.push_back(VE.getMetadataOrNullID(N->getExtraData()));
> +
> + Stream.EmitRecord(bitc::METADATA_DERIVED_TYPE, Record, Abbrev);
> + Record.clear();
> }
> -static void WriteMDCompositeType(const MDCompositeType *,
> - const ValueEnumerator &, BitstreamWriter
> &,
> - SmallVectorImpl<uint64_t> &, unsigned) {
> - llvm_unreachable("write not implemented");
> +
> +static void WriteMDCompositeType(const MDCompositeType *N,
> + const ValueEnumerator &VE,
> + BitstreamWriter &Stream,
> + SmallVectorImpl<uint64_t> &Record,
> + unsigned Abbrev) {
> + Record.push_back(N->isDistinct());
> + Record.push_back(N->getTag());
> + Record.push_back(VE.getMetadataOrNullID(N->getRawName()));
> + Record.push_back(VE.getMetadataOrNullID(N->getFile()));
> + Record.push_back(N->getLine());
> + Record.push_back(VE.getMetadataOrNullID(N->getScope()));
> + Record.push_back(VE.getMetadataOrNullID(N->getBaseType()));
> + Record.push_back(N->getSizeInBits());
> + Record.push_back(N->getAlignInBits());
> + Record.push_back(N->getOffsetInBits());
> + Record.push_back(N->getFlags());
> + Record.push_back(VE.getMetadataOrNullID(N->getElements()));
> + Record.push_back(N->getRuntimeLang());
> + Record.push_back(VE.getMetadataOrNullID(N->getVTableHolder()));
> + Record.push_back(VE.getMetadataOrNullID(N->getTemplateParams()));
> + Record.push_back(VE.getMetadataOrNullID(N->getRawIdentifier()));
> +
> + Stream.EmitRecord(bitc::METADATA_COMPOSITE_TYPE, Record, Abbrev);
> + Record.clear();
> }
> +
> static void WriteMDSubroutineType(const MDSubroutineType *,
> const ValueEnumerator &,
> BitstreamWriter &,
> SmallVectorImpl<uint64_t> &, unsigned) {
>
> Modified: llvm/trunk/lib/IR/AsmWriter.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/IR/AsmWriter.cpp?rev=229009&r1=229008&r2=229009&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/IR/AsmWriter.cpp (original)
> +++ llvm/trunk/lib/IR/AsmWriter.cpp Thu Feb 12 19:20:38 2015
> @@ -1387,15 +1387,97 @@ static void writeMDBasicType(raw_ostream
> Out << ")";
> }
>
> -static void writeMDDerivedType(raw_ostream &, const MDDerivedType *,
> - TypePrinting *, SlotTracker *, const
> Module *) {
> - llvm_unreachable("write not implemented");
> +static void writeMDDerivedType(raw_ostream &Out, const MDDerivedType *N,
> + TypePrinting *TypePrinter, SlotTracker
> *Machine,
> + const Module *Context) {
> + Out << "!MDDerivedType(";
> + FieldSeparator FS;
> + writeTag(Out, FS, N);
> + if (!N->getName().empty())
> + Out << FS << "name: \"" << N->getName() << "\"";
> + if (N->getFile()) {
> + Out << FS << "file: ";
> + writeMetadataAsOperand(Out, N->getFile(), TypePrinter, Machine,
> + Context);
> + }
> + if (N->getLine())
> + Out << FS << "line: " << N->getLine();
> + if (N->getScope()) {
> + Out << FS << "scope: ";
> + writeMetadataAsOperand(Out, N->getScope(), TypePrinter, Machine,
> Context);
> + }
> + Out << FS << "baseType: ";
> + writeMetadataAsOperand(Out, N->getBaseType(), TypePrinter, Machine,
> Context);
> + if (N->getSizeInBits())
> + Out << FS << "size: " << N->getSizeInBits();
> + if (N->getAlignInBits())
> + Out << FS << "align: " << N->getAlignInBits();
> + if (N->getOffsetInBits())
> + Out << FS << "offset: " << N->getOffsetInBits();
> + if (N->getFlags())
> + Out << FS << "flags: " << N->getFlags();
> + if (N->getExtraData()) {
> + Out << FS << "extraData: ";
> + writeMetadataAsOperand(Out, N->getExtraData(), TypePrinter, Machine,
> + Context);
> + }
> + Out << ")";
> }
> -static void writeMDCompositeType(raw_ostream &, const MDCompositeType *,
> - TypePrinting *, SlotTracker *,
> - const Module *) {
> - llvm_unreachable("write not implemented");
> +
> +static void writeMDCompositeType(raw_ostream &Out, const MDCompositeType
> *N,
> + TypePrinting *TypePrinter,
> + SlotTracker *Machine, const Module
> *Context) {
> + Out << "!MDCompositeType(";
> + FieldSeparator FS;
> + writeTag(Out, FS, N);
> + if (!N->getName().empty())
> + Out << FS << "name: \"" << N->getName() << "\"";
> + if (N->getFile()) {
> + Out << FS << "file: ";
> + writeMetadataAsOperand(Out, N->getFile(), TypePrinter, Machine,
> + Context);
> + }
> + if (N->getLine())
> + Out << FS << "line: " << N->getLine();
> + if (N->getScope()) {
> + Out << FS << "scope: ";
> + writeMetadataAsOperand(Out, N->getScope(), TypePrinter, Machine,
> Context);
> + }
> + if (N->getBaseType()) {
> + Out << FS << "baseType: ";
> + writeMetadataAsOperand(Out, N->getBaseType(), TypePrinter, Machine,
> + Context);
> + }
> + if (N->getSizeInBits())
> + Out << FS << "size: " << N->getSizeInBits();
> + if (N->getAlignInBits())
> + Out << FS << "align: " << N->getAlignInBits();
> + if (N->getOffsetInBits())
> + Out << FS << "offset: " << N->getOffsetInBits();
> + if (N->getFlags())
> + Out << FS << "flags: " << N->getFlags();
> + if (N->getElements()) {
> + Out << FS << "elements: ";
> + writeMetadataAsOperand(Out, N->getElements(), TypePrinter, Machine,
> + Context);
> + }
> + if (N->getRuntimeLang())
> + Out << FS << "runtimeLang: " << N->getRuntimeLang();
> + if (N->getVTableHolder()) {
> + Out << FS << "vtableHolder: ";
> + writeMetadataAsOperand(Out, N->getVTableHolder(), TypePrinter,
> Machine,
> + Context);
> + }
> + if (N->getTemplateParams()) {
> + Out << FS << "templateParams: ";
> + writeMetadataAsOperand(Out, N->getTemplateParams(), TypePrinter,
> Machine,
> + Context);
> + }
> + if (!N->getIdentifier().empty())
> + Out << FS << "identifier: \"" << N->getIdentifier() << "\"";
> + Out << ")";
> }
> +
> static void writeMDSubroutineType(raw_ostream &, const MDSubroutineType *,
> TypePrinting *, SlotTracker *,
> const Module *) {
>
> Modified: llvm/trunk/test/Assembler/debug-info.ll
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Assembler/debug-info.ll?rev=229009&r1=229008&r2=229009&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/Assembler/debug-info.ll (original)
> +++ llvm/trunk/test/Assembler/debug-info.ll Thu Feb 12 19:20:38 2015
> @@ -1,8 +1,8 @@
> ; RUN: llvm-as < %s | llvm-dis | llvm-as | llvm-dis | FileCheck %s
> ; RUN: verify-uselistorder %s
>
> -; CHECK: !named = !{!0, !0, !1, !2, !3, !4, !5, !6, !7, !8, !8, !9, !10,
> !11, !12}
> -!named = !{!0, !1, !2, !3, !4, !5, !6, !7, !8, !9, !10, !11, !12, !13,
> !14}
> +; CHECK: !named = !{!0, !0, !1, !2, !3, !4, !5, !6, !7, !8, !8, !9, !10,
> !11, !12, !13, !14, !15, !16, !17, !18, !19, !20, !21, !22, !23}
> +!named = !{!0, !1, !2, !3, !4, !5, !6, !7, !8, !9, !10, !11, !12, !13,
> !14, !15, !16, !17, !18, !19, !20, !21, !22, !23, !24, !25}
>
> ; CHECK: !0 = !MDSubrange(count: 3)
> ; CHECK-NEXT: !1 = !MDSubrange(count: 3, lowerBound: 4)
> @@ -36,3 +36,27 @@
> !12 = !MDFile(filename: "path/to/file", directory: "/path/to/dir")
> !13 = !{null, null}
> !14 = !MDFile(filename: "", directory: "")
> +
> +; CHECK-NEXT: !13 = !MDDerivedType(tag: DW_TAG_pointer_type, baseType:
> !6, size: 32, align: 32)
> +!15 = !MDDerivedType(tag: DW_TAG_pointer_type, baseType: !7, size: 32,
> align: 32)
> +
> +; CHECK-NEXT: !14 = !MDCompositeType(tag: DW_TAG_structure_type, name:
> "MyType", file: !9, line: 2, size: 32, align: 32, identifier:
> "MangledMyType")
> +; CHECK-NEXT: !15 = distinct !MDCompositeType(tag: DW_TAG_structure_type,
> name: "Base", file: !9, line: 3, scope: !14, size: 128, align: 32, offset:
> 64, flags: 3, elements: !16, runtimeLang: 6, vtableHolder: !15,
> templateParams: !18, identifier: "MangledBase")
> +; CHECK-NEXT: !16 = !{!17}
> +; CHECK-NEXT: !17 = !MDDerivedType(tag: DW_TAG_member, name: "field",
> file: !9, line: 4, scope: !15, baseType: !6, size: 32, align: 32, offset:
> 32, flags: 3)
> +; CHECK-NEXT: !18 = !{!6}
> +; CHECK-NEXT: !19 = !MDCompositeType(tag: DW_TAG_structure_type, name:
> "Derived", file: !9, line: 3, scope: !14, baseType: !15, size: 128, align:
> 32, offset: 64, flags: 3, elements: !20, runtimeLang: 6, vtableHolder: !15,
> templateParams: !18, identifier: "MangledBase")
> +; CHECK-NEXT: !20 = !{!21}
> +; CHECK-NEXT: !21 = !MDDerivedType(tag: DW_TAG_inheritance, scope: !19,
> baseType: !15)
> +; CHECK-NEXT: !22 = !MDDerivedType(tag: DW_TAG_ptr_to_member_type,
> baseType: !6, size: 32, align: 32, extraData: !15)
> +; CHECK-NEXT: !23 = !MDCompositeType(tag: DW_TAG_structure_type)
> +!16 = !MDCompositeType(tag: DW_TAG_structure_type, name: "MyType", file:
> !11, line: 2, size: 32, align: 32, identifier: "MangledMyType")
> +!17 = !MDCompositeType(tag: DW_TAG_structure_type, name: "Base", file:
> !11, line: 3, scope: !16, size: 128, align: 32, offset: 64, flags: 3,
> elements: !18, runtimeLang: 6, vtableHolder: !17, templateParams: !20,
> identifier: "MangledBase")
> +!18 = !{!19}
> +!19 = !MDDerivedType(tag: DW_TAG_member, name: "field", file: !11, line:
> 4, scope: !17, baseType: !7, size: 32, align: 32, offset: 32, flags: 3)
> +!20 = !{!7}
> +!21 = !MDCompositeType(tag: DW_TAG_structure_type, name: "Derived", file:
> !11, line: 3, scope: !16, baseType: !17, size: 128, align: 32, offset: 64,
> flags: 3, elements: !22, runtimeLang: 6, vtableHolder: !17, templateParams:
> !20, identifier: "MangledBase")
> +!22 = !{!23}
> +!23 = !MDDerivedType(tag: DW_TAG_inheritance, scope: !21, baseType: !17)
> +!24 = !MDDerivedType(tag: DW_TAG_ptr_to_member_type, baseType: !7, size:
> 32, align: 32, extraData: !17)
> +!25 = !MDCompositeType(tag: DW_TAG_structure_type)
>
> Added: llvm/trunk/test/Assembler/invalid-mdcompositetype-missing-tag.ll
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Assembler/invalid-mdcompositetype-missing-tag.ll?rev=229009&view=auto
>
> ==============================================================================
> --- llvm/trunk/test/Assembler/invalid-mdcompositetype-missing-tag.ll
> (added)
> +++ llvm/trunk/test/Assembler/invalid-mdcompositetype-missing-tag.ll Thu
> Feb 12 19:20:38 2015
> @@ -0,0 +1,4 @@
> +; RUN: not llvm-as < %s -disable-output 2>&1 | FileCheck %s
> +
> +; CHECK: [[@LINE+1]]:36: error: missing required field 'tag'
> +!25 = !MDCompositeType(name: "Type")
>
> Added: llvm/trunk/test/Assembler/invalid-mdderivedtype-missing-basetype.ll
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Assembler/invalid-mdderivedtype-missing-basetype.ll?rev=229009&view=auto
>
> ==============================================================================
> --- llvm/trunk/test/Assembler/invalid-mdderivedtype-missing-basetype.ll
> (added)
> +++ llvm/trunk/test/Assembler/invalid-mdderivedtype-missing-basetype.ll
> Thu Feb 12 19:20:38 2015
> @@ -0,0 +1,4 @@
> +; RUN: not llvm-as < %s -disable-output 2>&1 | FileCheck %s
> +
> +; CHECK: [[@LINE+1]]:45: error: missing required field 'baseType'
> +!0 = !MDDerivedType(tag: DW_TAG_pointer_type)
>
> Added: llvm/trunk/test/Assembler/invalid-mdderivedtype-missing-tag.ll
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Assembler/invalid-mdderivedtype-missing-tag.ll?rev=229009&view=auto
>
> ==============================================================================
> --- llvm/trunk/test/Assembler/invalid-mdderivedtype-missing-tag.ll (added)
> +++ llvm/trunk/test/Assembler/invalid-mdderivedtype-missing-tag.ll Thu Feb
> 12 19:20:38 2015
> @@ -0,0 +1,4 @@
> +; RUN: not llvm-as < %s -disable-output 2>&1 | FileCheck %s
> +
> +; CHECK: [[@LINE+1]]:34: error: missing required field 'tag'
> +!0 = !MDDerivedType(baseType: !{})
>
>
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