[llvm] [VPlan] Remove VPVectorPointer for part 0 after unrolling. (PR #149735)

LLVM Continuous Integration via llvm-commits llvm-commits at lists.llvm.org
Sun Jul 27 06:01:56 PDT 2025 

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `openmp-offload-sles-build-only` running on `rocm-worker-hw-04-sles` while building `llvm` at step 5 "compile-openmp".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/140/builds/27762

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

```
Step 5 (compile-openmp) failure: build (failure)
...
                ^~~~~~~~~~~~~~
/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.src/clang/include/clang/Serialization/ASTReader.h:319:8: warning:   by ‘virtual bool clang::ChainedASTReaderListener::visitInputFile(llvm::StringRef, bool, bool, bool)’ [-Woverloaded-virtual]
   bool visitInputFile(StringRef Filename, bool isSystem,
        ^~~~~~~~~~~~~~
31.720 [619/32/6665] Linking CXX static library lib/liblldCOFF.a
31.783 [618/32/6666] Linking CXX static library lib/liblldELF.a
31.819 [617/32/6667] Linking CXX static library lib/liblldMachO.a
31.830 [616/32/6668] Linking CXX static library lib/liblldMinGW.a
31.852 [615/32/6669] Linking CXX static library lib/liblldWasm.a
33.961 [614/32/6670] Linking CXX executable bin/llvm-lto
FAILED: bin/llvm-lto 
: && /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-noexcept-type -Wdelete-non-virtual-dtor -Wno-comment -Wno-misleading-indentation -fdiagnostics-color -ffunction-sections -fdata-sections -O3 -DNDEBUG -Wl,-rpath-link,/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./lib  -Wl,--gc-sections tools/llvm-lto/CMakeFiles/llvm-lto.dir/llvm-lto.cpp.o -o bin/llvm-lto  -Wl,-rpath,"\$ORIGIN/../lib:"  lib/libLLVMX86AsmParser.a  lib/libLLVMAMDGPUAsmParser.a  lib/libLLVMX86CodeGen.a  lib/libLLVMAMDGPUCodeGen.a  lib/libLLVMX86Desc.a  lib/libLLVMAMDGPUDesc.a  lib/libLLVMX86Info.a  lib/libLLVMAMDGPUInfo.a  lib/libLLVMBitReader.a  lib/libLLVMBitWriter.a  lib/libLLVMCodeGen.a  lib/libLLVMCore.a  lib/libLLVMIRReader.a  lib/libLLVMipo.a  lib/libLLVMLTO.a  lib/libLLVMMC.a  lib/libLLVMObject.a  lib/libLLVMSupport.a  lib/libLLVMTarget.a  lib/libLLVMTargetParser.a  -lpthread  lib/libLLVMMCDisassembler.a  lib/libLLVMAMDGPUUtils.a  lib/libLLVMAsmPrinter.a  lib/libLLVMMIRParser.a  lib/libLLVMPasses.a  lib/libLLVMCFGuard.a  lib/libLLVMGlobalISel.a  lib/libLLVMSelectionDAG.a  lib/libLLVMCodeGen.a  lib/libLLVMTarget.a  lib/libLLVMCodeGenTypes.a  lib/libLLVMIRPrinter.a  lib/libLLVMHipStdPar.a  lib/libLLVMCoroutines.a  lib/libLLVMipo.a  lib/libLLVMInstrumentation.a  lib/libLLVMVectorize.a  lib/libLLVMSandboxIR.a  lib/libLLVMFrontendOpenMP.a  lib/libLLVMFrontendOffloading.a  lib/libLLVMObjectYAML.a  lib/libLLVMFrontendAtomic.a  lib/libLLVMFrontendDirective.a  lib/libLLVMScalarOpts.a  lib/libLLVMCGData.a  lib/libLLVMBitWriter.a  lib/libLLVMObjCARCOpts.a  lib/libLLVMAggressiveInstCombine.a  lib/libLLVMInstCombine.a  lib/libLLVMLinker.a  lib/libLLVMTransformUtils.a  lib/libLLVMAnalysis.a  lib/libLLVMProfileData.a  lib/libLLVMSymbolize.a  lib/libLLVMDebugInfoGSYM.a  lib/libLLVMDebugInfoDWARF.a  lib/libLLVMDebugInfoDWARFLowLevel.a  lib/libLLVMDebugInfoPDB.a  lib/libLLVMObject.a  lib/libLLVMIRReader.a  lib/libLLVMBitReader.a  lib/libLLVMAsmParser.a  lib/libLLVMCore.a  lib/libLLVMRemarks.a  lib/libLLVMBitstreamReader.a  lib/libLLVMMCParser.a  lib/libLLVMMC.a  lib/libLLVMTextAPI.a  lib/libLLVMDebugInfoCodeView.a  lib/libLLVMDebugInfoMSF.a  lib/libLLVMDebugInfoBTF.a  lib/libLLVMBinaryFormat.a  lib/libLLVMTargetParser.a  lib/libLLVMExtensions.a  lib/libLLVMSupport.a  lib/libLLVMDemangle.a  -lrt  -ldl  -lpthread  -lm  /usr/lib64/libz.so  /usr/lib64/libzstd.so && :
/usr/lib64/gcc/x86_64-suse-linux/7/../../../../x86_64-suse-linux/bin/ld: lib/libLLVMVectorize.a(VPlanTransforms.cpp.o): in function `llvm::VPlanTransforms::simplifyRecipes(llvm::VPlan&, llvm::Type&) [clone .localalias.0]':
VPlanTransforms.cpp:(.text._ZN4llvm15VPlanTransforms15simplifyRecipesERNS_5VPlanERNS_4TypeE+0xf4c): undefined reference to `llvm::VPUnrollPartAccessor<1u>::getUnrollPart(llvm::VPUser const&) const'
collect2: error: ld returned 1 exit status
34.076 [614/31/6671] Linking CXX shared library lib/libLTO.so.22.0git
FAILED: lib/libLTO.so.22.0git 
: && /usr/bin/c++ -fPIC -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-noexcept-type -Wdelete-non-virtual-dtor -Wno-comment -Wno-misleading-indentation -fdiagnostics-color -ffunction-sections -fdata-sections -O3 -DNDEBUG  -Wl,-z,defs -Wl,-z,nodelete   -Wl,-rpath-link,/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./lib  -Wl,--gc-sections  -Wl,--version-script,"/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/tools/lto/LTO.exports" -shared -Wl,-soname,libLTO.so.22.0git -o lib/libLTO.so.22.0git tools/lto/CMakeFiles/LTO.dir/LTODisassembler.cpp.o tools/lto/CMakeFiles/LTO.dir/lto.cpp.o  -Wl,-rpath,"\$ORIGIN/../lib:"  lib/libLLVMX86AsmParser.a  lib/libLLVMAMDGPUAsmParser.a  lib/libLLVMX86CodeGen.a  lib/libLLVMAMDGPUCodeGen.a  lib/libLLVMX86Desc.a  lib/libLLVMAMDGPUDesc.a  lib/libLLVMX86Disassembler.a  lib/libLLVMAMDGPUDisassembler.a  lib/libLLVMX86Info.a  lib/libLLVMAMDGPUInfo.a  lib/libLLVMBitReader.a  lib/libLLVMCore.a  lib/libLLVMCodeGen.a  lib/libLLVMLTO.a  lib/libLLVMMC.a  lib/libLLVMMCDisassembler.a  lib/libLLVMSupport.a  lib/libLLVMTarget.a  lib/libLLVMTargetParser.a  lib/libLLVMAsmPrinter.a  lib/libLLVMMIRParser.a  lib/libLLVMAMDGPUDesc.a  lib/libLLVMAMDGPUInfo.a  lib/libLLVMAMDGPUUtils.a  lib/libLLVMPasses.a  lib/libLLVMCFGuard.a  lib/libLLVMGlobalISel.a  lib/libLLVMSelectionDAG.a  lib/libLLVMCodeGen.a  lib/libLLVMTarget.a  lib/libLLVMCodeGenTypes.a  lib/libLLVMIRPrinter.a  lib/libLLVMHipStdPar.a  lib/libLLVMCoroutines.a  lib/libLLVMipo.a  lib/libLLVMInstrumentation.a  lib/libLLVMVectorize.a  lib/libLLVMSandboxIR.a  lib/libLLVMFrontendOpenMP.a  lib/libLLVMScalarOpts.a  lib/libLLVMFrontendOffloading.a  lib/libLLVMObjectYAML.a  lib/libLLVMFrontendAtomic.a  lib/libLLVMFrontendDirective.a  lib/libLLVMCGData.a  lib/libLLVMBitWriter.a  lib/libLLVMObjCARCOpts.a  lib/libLLVMAggressiveInstCombine.a  lib/libLLVMExtensions.a  lib/libLLVMInstCombine.a  lib/libLLVMLinker.a  lib/libLLVMTransformUtils.a  lib/libLLVMAnalysis.a  lib/libLLVMProfileData.a  lib/libLLVMSymbolize.a  lib/libLLVMDebugInfoGSYM.a  lib/libLLVMDebugInfoDWARF.a  lib/libLLVMDebugInfoDWARFLowLevel.a  lib/libLLVMDebugInfoPDB.a  lib/libLLVMDebugInfoCodeView.a  lib/libLLVMDebugInfoMSF.a  lib/libLLVMDebugInfoBTF.a  lib/libLLVMObject.a  lib/libLLVMMCParser.a  lib/libLLVMMC.a  lib/libLLVMIRReader.a  lib/libLLVMBitReader.a  lib/libLLVMAsmParser.a  lib/libLLVMCore.a  lib/libLLVMRemarks.a  lib/libLLVMBitstreamReader.a  lib/libLLVMTextAPI.a  lib/libLLVMBinaryFormat.a  lib/libLLVMTargetParser.a  lib/libLLVMSupport.a  lib/libLLVMDemangle.a  -lrt  -ldl  -lpthread  -lm  /usr/lib64/libz.so  /usr/lib64/libzstd.so && :
/usr/lib64/gcc/x86_64-suse-linux/7/../../../../x86_64-suse-linux/bin/ld: lib/libLLVMVectorize.a(VPlanTransforms.cpp.o): in function `llvm::VPlanTransforms::simplifyRecipes(llvm::VPlan&, llvm::Type&) [clone .localalias.0]':
VPlanTransforms.cpp:(.text._ZN4llvm15VPlanTransforms15simplifyRecipesERNS_5VPlanERNS_4TypeE+0xf4c): undefined reference to `llvm::VPUnrollPartAccessor<1u>::getUnrollPart(llvm::VPUser const&) const'
collect2: error: ld returned 1 exit status
34.981 [614/30/6672] Linking CXX executable bin/lld
FAILED: bin/lld 
: && /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-noexcept-type -Wdelete-non-virtual-dtor -Wno-comment -Wno-misleading-indentation -fdiagnostics-color -ffunction-sections -fdata-sections -O3 -DNDEBUG -Wl,--export-dynamic  -Wl,-rpath-link,/home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./lib tools/lld/tools/lld/CMakeFiles/lld.dir/lld.cpp.o tools/lld/tools/lld/CMakeFiles/lld.dir/lld-driver.cpp.o -o bin/lld  -Wl,-rpath,"\$ORIGIN/../lib:"  lib/libLLVMSupport.a  lib/libLLVMTargetParser.a  -lpthread  lib/liblldCommon.a  lib/liblldCOFF.a  lib/liblldELF.a  lib/liblldMachO.a  lib/liblldMinGW.a  lib/liblldWasm.a  lib/liblldCOFF.a  lib/libLLVMLibDriver.a  lib/libLLVMWindowsDriver.a  lib/libLLVMWindowsManifest.a  lib/liblldCommon.a  lib/libLLVMOption.a  lib/libLLVMX86CodeGen.a  lib/libLLVMX86AsmParser.a  lib/libLLVMX86Desc.a  lib/libLLVMX86Disassembler.a  lib/libLLVMX86Info.a  lib/libLLVMAMDGPUCodeGen.a  lib/libLLVMAsmPrinter.a  lib/libLLVMMIRParser.a  lib/libLLVMAMDGPUAsmParser.a  lib/libLLVMAMDGPUDisassembler.a  lib/libLLVMAMDGPUDesc.a  lib/libLLVMMCDisassembler.a  lib/libLLVMAMDGPUInfo.a  lib/libLLVMAMDGPUUtils.a  lib/libLLVMLTO.a  lib/libLLVMExtensions.a  lib/libLLVMPasses.a  lib/libLLVMCFGuard.a  lib/libLLVMGlobalISel.a  lib/libLLVMSelectionDAG.a  lib/libLLVMCodeGen.a  lib/libLLVMCGData.a  lib/libLLVMObjCARCOpts.a  lib/libLLVMTarget.a  lib/libLLVMCodeGenTypes.a  lib/libLLVMIRPrinter.a  lib/libLLVMHipStdPar.a  lib/libLLVMCoroutines.a  lib/libLLVMipo.a  lib/libLLVMBitWriter.a  lib/libLLVMInstrumentation.a  lib/libLLVMVectorize.a  lib/libLLVMSandboxIR.a  lib/libLLVMLinker.a  lib/libLLVMFrontendOpenMP.a  lib/libLLVMScalarOpts.a  lib/libLLVMAggressiveInstCombine.a  lib/libLLVMInstCombine.a  lib/libLLVMFrontendOffloading.a  lib/libLLVMTransformUtils.a  lib/libLLVMObjectYAML.a  lib/libLLVMFrontendAtomic.a  lib/libLLVMAnalysis.a  lib/libLLVMFrontendDirective.a  lib/libLLVMProfileData.a  lib/libLLVMSymbolize.a  lib/libLLVMDebugInfoPDB.a  lib/libLLVMDebugInfoCodeView.a  lib/libLLVMDebugInfoMSF.a  lib/libLLVMDebugInfoGSYM.a  lib/libLLVMDebugInfoDWARF.a  lib/libLLVMDebugInfoDWARFLowLevel.a  lib/libLLVMObject.a  lib/libLLVMTextAPI.a  lib/libLLVMMCParser.a  lib/libLLVMMC.a  lib/libLLVMIRReader.a  lib/libLLVMBitReader.a  lib/libLLVMAsmParser.a  lib/libLLVMCore.a  lib/libLLVMRemarks.a  lib/libLLVMBitstreamReader.a  lib/libLLVMBinaryFormat.a  lib/libLLVMTargetParser.a  lib/libLLVMDebugInfoBTF.a  lib/libLLVMSupport.a  -lrt  -ldl  -lpthread  -lm  /usr/lib64/libz.so  /usr/lib64/libzstd.so  lib/libLLVMDemangle.a && cd /home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/tools/lld/tools/lld && /usr/bin/cmake -E create_symlink lld /home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/lld-link && cd /home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/tools/lld/tools/lld && /usr/bin/cmake -E create_symlink lld /home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/ld.lld && cd /home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/tools/lld/tools/lld && /usr/bin/cmake -E create_symlink lld /home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/ld64.lld && cd /home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/tools/lld/tools/lld && /usr/bin/cmake -E create_symlink lld /home/botworker/bbot/builds/openmp-offload-sles-build/llvm.build/./bin/wasm-ld
/usr/lib64/gcc/x86_64-suse-linux/7/../../../../x86_64-suse-linux/bin/ld: lib/libLLVMVectorize.a(VPlanTransforms.cpp.o): in function `llvm::VPlanTransforms::simplifyRecipes(llvm::VPlan&, llvm::Type&) [clone .localalias.0]':
VPlanTransforms.cpp:(.text._ZN4llvm15VPlanTransforms15simplifyRecipesERNS_5VPlanERNS_4TypeE+0xf4c): undefined reference to `llvm::VPUnrollPartAccessor<1u>::getUnrollPart(llvm::VPUser const&) const'
collect2: error: ld returned 1 exit status
36.042 [614/29/6673] Building CXX object tools/flang/lib/Optimizer/Builder/CMakeFiles/FIRBuilder.dir/LowLevelIntrinsics.cpp.o
36.046 [614/28/6674] Building CXX object tools/flang/lib/Optimizer/Builder/CMakeFiles/FIRBuilder.dir/Runtime/ArrayConstructor.cpp.o
36.178 [614/27/6675] Building CXX object tools/flang/lib/Optimizer/Builder/CMakeFiles/FIRBuilder.dir/Runtime/Allocatable.cpp.o
36.462 [614/26/6676] Building CXX object tools/flang/unittests/Evaluate/CMakeFiles/intrinsics.test.dir/intrinsics.cpp.o
36.532 [614/25/6677] Building CXX object tools/flang/lib/Optimizer/Builder/CMakeFiles/FIRBuilder.dir/Runtime/Character.cpp.o
36.744 [614/24/6678] Building CXX object tools/flang/lib/Optimizer/Builder/CMakeFiles/FIRBuilder.dir/MutableBox.cpp.o
36.803 [614/23/6679] Building CXX object tools/flang/lib/Evaluate/CMakeFiles/FortranEvaluate.dir/cmake_pch.hxx.gch
36.863 [614/22/6680] Building CXX object tools/flang/lib/Optimizer/HLFIR/Transforms/CMakeFiles/HLFIRTransforms.dir/PropagateFortranVariableAttributes.cpp.o
36.913 [614/21/6681] Building CXX object tools/flang/lib/Optimizer/HLFIR/Transforms/CMakeFiles/HLFIRTransforms.dir/InlineElementals.cpp.o
37.589 [614/20/6682] Building CXX object tools/flang/lib/Optimizer/HLFIR/Transforms/CMakeFiles/HLFIRTransforms.dir/OptimizedBufferization.cpp.o
39.520 [614/19/6683] Building CXX object tools/flang/lib/Optimizer/HLFIR/Transforms/CMakeFiles/HLFIRTransforms.dir/LowerHLFIROrderedAssignments.cpp.o
39.783 [614/18/6684] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/AnnotateConstant.cpp.o
39.940 [614/17/6685] Building CXX object tools/flang/unittests/Evaluate/CMakeFiles/expression.test.dir/expression.cpp.o
40.837 [614/16/6686] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/CompilerGeneratedNames.cpp.o
41.028 [614/15/6687] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/CUFAddConstructor.cpp.o
41.461 [614/14/6688] Building CXX object tools/flang/lib/Parser/CMakeFiles/FortranParser.dir/cmake_pch.hxx.gch
42.290 [614/13/6689] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/CUFOpConversion.cpp.o
42.303 [614/12/6690] Building CXX object tools/flang/lib/Optimizer/HLFIR/Transforms/CMakeFiles/HLFIRTransforms.dir/BufferizeHLFIR.cpp.o
42.993 [614/11/6691] Building CXX object tools/flang/unittests/Evaluate/CMakeFiles/folding.test.dir/folding.cpp.o
45.449 [614/10/6692] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/CUFDeviceGlobal.cpp.o
45.992 [614/9/6693] Building CXX object tools/flang/lib/Optimizer/HLFIR/IR/CMakeFiles/HLFIRDialect.dir/HLFIROps.cpp.o
46.120 [614/8/6694] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/CUFGPUToLLVMConversion.cpp.o

```

</details>

https://github.com/llvm/llvm-project/pull/149735

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