[llvm] [llvm][dwarfdump] Add --child-tags option to filter by DWARF tags (PR #165720)

Tue Nov 4 03:43:39 PST 2025

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `hip-third-party-libs-test` running on `ext_buildbot_hw_05-hip-docker` while building `llvm` at step 4 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/206/builds/8418

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 4 (annotate) failure: '../llvm-zorg/zorg/buildbot/builders/annotated/hip-tpl.py --jobs=32' (failure)
...
[7900/8172] Building CXX object tools/llvm-ml/CMakeFiles/llvm-ml.dir/Disassembler.cpp.o
[7901/8172] Building CXX object tools/llvm-ml/CMakeFiles/llvm-ml.dir/llvm-ml-driver.cpp.o
[7902/8172] Building CXX object tools/llvm-nm/CMakeFiles/llvm-nm.dir/llvm-nm-driver.cpp.o
[7903/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/CUFAddConstructor.cpp.o
[7904/8172] Linking CXX executable bin/llvm-mca
[7905/8172] Linking CXX executable bin/llvm-ml
[7906/8172] Generating ../../bin/llvm-ml64
[7907/8172] Building CXX object tools/llvm-dwarfdump/CMakeFiles/llvm-dwarfdump.dir/llvm-dwarfdump.cpp.o
[7908/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/AffinePromotion.cpp.o
[7909/8172] Linking CXX executable bin/llvm-dwarfdump
FAILED: bin/llvm-dwarfdump 
: && /usr/bin/c++ -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wno-missing-field-initializers -pedantic -Wno-long-long -Wimplicit-fallthrough -Wno-uninitialized -Wno-nonnull -Wno-class-memaccess -Wno-redundant-move -Wno-pessimizing-move -Wno-array-bounds -Wno-stringop-overread -Wno-noexcept-type -Wdelete-non-virtual-dtor -Wsuggest-override -Wno-comment -Wno-misleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -O3 -DNDEBUG -Wl,-rpath-link,/home/botworker/bbot/hip-third-party-libs-test/build/./lib  -Wl,--gc-sections tools/llvm-dwarfdump/CMakeFiles/llvm-dwarfdump.dir/SectionSizes.cpp.o tools/llvm-dwarfdump/CMakeFiles/llvm-dwarfdump.dir/Statistics.cpp.o tools/llvm-dwarfdump/CMakeFiles/llvm-dwarfdump.dir/llvm-dwarfdump.cpp.o -o bin/llvm-dwarfdump  -Wl,-rpath,"\$ORIGIN/../lib:/home/botworker/bbot/hip-third-party-libs-test/build/lib:"  lib/libLLVMAMDGPUDesc.so.22.0git  lib/libLLVMSPIRVDesc.so.22.0git  lib/libLLVMX86Desc.so.22.0git  lib/libLLVMAMDGPUInfo.so.22.0git  lib/libLLVMSPIRVInfo.so.22.0git  lib/libLLVMX86Info.so.22.0git  lib/libLLVMDebugInfoDWARF.so.22.0git  lib/libLLVMObject.so.22.0git  lib/libLLVMMC.so.22.0git  lib/libLLVMDebugInfoDWARFLowLevel.so.22.0git  lib/libLLVMTargetParser.so.22.0git  lib/libLLVMSupport.so.22.0git  -Wl,-rpath-link,/home/botworker/bbot/hip-third-party-libs-test/build/lib && :
/usr/bin/ld: tools/llvm-dwarfdump/CMakeFiles/llvm-dwarfdump.dir/llvm-dwarfdump.cpp.o: undefined reference to symbol '_ZN4llvm5dwarf6getTagENS_9StringRefE'
/usr/bin/ld: /home/botworker/bbot/hip-third-party-libs-test/build/./lib/libLLVMBinaryFormat.so.22.0git: error adding symbols: DSO missing from command line
collect2: error: ld returned 1 exit status
[7910/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/StackReclaim.cpp.o
[7911/8172] Building CXX object tools/dsymutil/CMakeFiles/dsymutil.dir/MachOUtils.cpp.o
[7912/8172] Building CXX object tools/llvm-objdump/CMakeFiles/llvm-objdump.dir/DXContainerDump.cpp.o
[7913/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/DebugTypeGenerator.cpp.o
[7914/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/VScaleAttr.cpp.o
[7915/8172] Building CXX object tools/flang/lib/Optimizer/OpenMP/CMakeFiles/FlangOpenMPTransforms.dir/MapInfoFinalization.cpp.o
[7916/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/MemRefDataFlowOpt.cpp.o
[7917/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/ControlFlowConverter.cpp.o
[7918/8172] Building CXX object tools/llvm-dwp/CMakeFiles/llvm-dwp.dir/llvm-dwp.cpp.o
[7919/8172] Building CXX object tools/llvm-objdump/CMakeFiles/llvm-objdump.dir/COFFDump.cpp.o
[7920/8172] Building CXX object tools/llvm-objdump/CMakeFiles/llvm-objdump.dir/SourcePrinter.cpp.o
[7921/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/FunctionAttr.cpp.o
[7922/8172] Building CXX object tools/dsymutil/CMakeFiles/dsymutil.dir/dsymutil.cpp.o
[7923/8172] Building CXX object tools/llvm-gsymutil/CMakeFiles/llvm-gsymutil.dir/llvm-gsymutil.cpp.o
[7924/8172] Building CXX object tools/flang/lib/Optimizer/Dialect/CMakeFiles/FIRDialect.dir/FIRDialect.cpp.o
[7925/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/LoopVersioning.cpp.o
[7926/8172] Building CXX object tools/dsymutil/CMakeFiles/dsymutil.dir/DwarfLinkerForBinary.cpp.o
[7927/8172] Building CXX object tools/flang/lib/Optimizer/HLFIR/IR/CMakeFiles/HLFIRDialect.dir/HLFIROps.cpp.o
[7928/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/SetRuntimeCallAttributes.cpp.o
[7929/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/ConvertComplexPow.cpp.o
[7930/8172] Building CXX object tools/llvm-dwarfutil/CMakeFiles/llvm-dwarfutil.dir/DebugInfoLinker.cpp.o
[7931/8172] Building CXX object tools/flang/lib/Optimizer/OpenACC/Support/CMakeFiles/FIROpenACCSupport.dir/FIROpenACCTypeInterfaces.cpp.o
[7932/8172] Building CXX object tools/llvm-objdump/CMakeFiles/llvm-objdump.dir/ELFDump.cpp.o
[7933/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/CUFGPUToLLVMConversion.cpp.o
[7934/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/OptimizeArrayRepacking.cpp.o
[7935/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/SimplifyFIROperations.cpp.o
[7936/8172] Building CXX object tools/flang/lib/Optimizer/Builder/CMakeFiles/FIRBuilder.dir/Runtime/Intrinsics.cpp.o
[7937/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/GenRuntimeCallsForTest.cpp.o
[7938/8172] Building CXX object tools/llvm-dwarfutil/CMakeFiles/llvm-dwarfutil.dir/llvm-dwarfutil.cpp.o
[7939/8172] Building CXX object tools/llvm-nm/CMakeFiles/llvm-nm.dir/llvm-nm.cpp.o
[7940/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/MIFOpConversion.cpp.o
[7941/8172] Building CXX object tools/flang/lib/Utils/CMakeFiles/FortranUtils.dir/OpenMP.cpp.o
[7942/8172] Building CXX object tools/llvm-objdump/CMakeFiles/llvm-objdump.dir/MachODump.cpp.o
[7943/8172] Building CXX object tools/llvm-objdump/CMakeFiles/llvm-objdump.dir/llvm-objdump.cpp.o
Step 7 (build cmake config) failure: build cmake config (failure)
...
[7900/8172] Building CXX object tools/llvm-ml/CMakeFiles/llvm-ml.dir/Disassembler.cpp.o
[7901/8172] Building CXX object tools/llvm-ml/CMakeFiles/llvm-ml.dir/llvm-ml-driver.cpp.o
[7902/8172] Building CXX object tools/llvm-nm/CMakeFiles/llvm-nm.dir/llvm-nm-driver.cpp.o
[7903/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/CUFAddConstructor.cpp.o
[7904/8172] Linking CXX executable bin/llvm-mca
[7905/8172] Linking CXX executable bin/llvm-ml
[7906/8172] Generating ../../bin/llvm-ml64
[7907/8172] Building CXX object tools/llvm-dwarfdump/CMakeFiles/llvm-dwarfdump.dir/llvm-dwarfdump.cpp.o
[7908/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/AffinePromotion.cpp.o
[7909/8172] Linking CXX executable bin/llvm-dwarfdump
FAILED: bin/llvm-dwarfdump 
: && /usr/bin/c++ -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wno-missing-field-initializers -pedantic -Wno-long-long -Wimplicit-fallthrough -Wno-uninitialized -Wno-nonnull -Wno-class-memaccess -Wno-redundant-move -Wno-pessimizing-move -Wno-array-bounds -Wno-stringop-overread -Wno-noexcept-type -Wdelete-non-virtual-dtor -Wsuggest-override -Wno-comment -Wno-misleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -O3 -DNDEBUG -Wl,-rpath-link,/home/botworker/bbot/hip-third-party-libs-test/build/./lib  -Wl,--gc-sections tools/llvm-dwarfdump/CMakeFiles/llvm-dwarfdump.dir/SectionSizes.cpp.o tools/llvm-dwarfdump/CMakeFiles/llvm-dwarfdump.dir/Statistics.cpp.o tools/llvm-dwarfdump/CMakeFiles/llvm-dwarfdump.dir/llvm-dwarfdump.cpp.o -o bin/llvm-dwarfdump  -Wl,-rpath,"\$ORIGIN/../lib:/home/botworker/bbot/hip-third-party-libs-test/build/lib:"  lib/libLLVMAMDGPUDesc.so.22.0git  lib/libLLVMSPIRVDesc.so.22.0git  lib/libLLVMX86Desc.so.22.0git  lib/libLLVMAMDGPUInfo.so.22.0git  lib/libLLVMSPIRVInfo.so.22.0git  lib/libLLVMX86Info.so.22.0git  lib/libLLVMDebugInfoDWARF.so.22.0git  lib/libLLVMObject.so.22.0git  lib/libLLVMMC.so.22.0git  lib/libLLVMDebugInfoDWARFLowLevel.so.22.0git  lib/libLLVMTargetParser.so.22.0git  lib/libLLVMSupport.so.22.0git  -Wl,-rpath-link,/home/botworker/bbot/hip-third-party-libs-test/build/lib && :
/usr/bin/ld: tools/llvm-dwarfdump/CMakeFiles/llvm-dwarfdump.dir/llvm-dwarfdump.cpp.o: undefined reference to symbol '_ZN4llvm5dwarf6getTagENS_9StringRefE'
/usr/bin/ld: /home/botworker/bbot/hip-third-party-libs-test/build/./lib/libLLVMBinaryFormat.so.22.0git: error adding symbols: DSO missing from command line
collect2: error: ld returned 1 exit status
[7910/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/StackReclaim.cpp.o
[7911/8172] Building CXX object tools/dsymutil/CMakeFiles/dsymutil.dir/MachOUtils.cpp.o
[7912/8172] Building CXX object tools/llvm-objdump/CMakeFiles/llvm-objdump.dir/DXContainerDump.cpp.o
[7913/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/DebugTypeGenerator.cpp.o
[7914/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/VScaleAttr.cpp.o
[7915/8172] Building CXX object tools/flang/lib/Optimizer/OpenMP/CMakeFiles/FlangOpenMPTransforms.dir/MapInfoFinalization.cpp.o
[7916/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/MemRefDataFlowOpt.cpp.o
[7917/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/ControlFlowConverter.cpp.o
[7918/8172] Building CXX object tools/llvm-dwp/CMakeFiles/llvm-dwp.dir/llvm-dwp.cpp.o
[7919/8172] Building CXX object tools/llvm-objdump/CMakeFiles/llvm-objdump.dir/COFFDump.cpp.o
[7920/8172] Building CXX object tools/llvm-objdump/CMakeFiles/llvm-objdump.dir/SourcePrinter.cpp.o
[7921/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/FunctionAttr.cpp.o
[7922/8172] Building CXX object tools/dsymutil/CMakeFiles/dsymutil.dir/dsymutil.cpp.o
[7923/8172] Building CXX object tools/llvm-gsymutil/CMakeFiles/llvm-gsymutil.dir/llvm-gsymutil.cpp.o
[7924/8172] Building CXX object tools/flang/lib/Optimizer/Dialect/CMakeFiles/FIRDialect.dir/FIRDialect.cpp.o
[7925/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/LoopVersioning.cpp.o
[7926/8172] Building CXX object tools/dsymutil/CMakeFiles/dsymutil.dir/DwarfLinkerForBinary.cpp.o
[7927/8172] Building CXX object tools/flang/lib/Optimizer/HLFIR/IR/CMakeFiles/HLFIRDialect.dir/HLFIROps.cpp.o
[7928/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/SetRuntimeCallAttributes.cpp.o
[7929/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/ConvertComplexPow.cpp.o
[7930/8172] Building CXX object tools/llvm-dwarfutil/CMakeFiles/llvm-dwarfutil.dir/DebugInfoLinker.cpp.o
[7931/8172] Building CXX object tools/flang/lib/Optimizer/OpenACC/Support/CMakeFiles/FIROpenACCSupport.dir/FIROpenACCTypeInterfaces.cpp.o
[7932/8172] Building CXX object tools/llvm-objdump/CMakeFiles/llvm-objdump.dir/ELFDump.cpp.o
[7933/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/CUFGPUToLLVMConversion.cpp.o
[7934/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/OptimizeArrayRepacking.cpp.o
[7935/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/SimplifyFIROperations.cpp.o
[7936/8172] Building CXX object tools/flang/lib/Optimizer/Builder/CMakeFiles/FIRBuilder.dir/Runtime/Intrinsics.cpp.o
[7937/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/GenRuntimeCallsForTest.cpp.o
[7938/8172] Building CXX object tools/llvm-dwarfutil/CMakeFiles/llvm-dwarfutil.dir/llvm-dwarfutil.cpp.o
[7939/8172] Building CXX object tools/llvm-nm/CMakeFiles/llvm-nm.dir/llvm-nm.cpp.o
[7940/8172] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/MIFOpConversion.cpp.o
[7941/8172] Building CXX object tools/flang/lib/Utils/CMakeFiles/FortranUtils.dir/OpenMP.cpp.o
[7942/8172] Building CXX object tools/llvm-objdump/CMakeFiles/llvm-objdump.dir/MachODump.cpp.o
[7943/8172] Building CXX object tools/llvm-objdump/CMakeFiles/llvm-objdump.dir/llvm-objdump.cpp.o

```

</details>

https://github.com/llvm/llvm-project/pull/165720