[Mlir-commits] [mlir] [mlir][scf] Add parallelLoopUnrollByFactors() (PR #163806)
LLVM Continuous Integration
llvmlistbot at llvm.org
Fri Oct 24 03:14:30 PDT 2025
llvm-ci wrote:
LLVM Buildbot has detected a new failure on builder `flang-runtime-cuda-gcc` running on `as-builder-7` while building `mlir` at step 6 "build-flang-rt".
Full details are available at: https://lab.llvm.org/buildbot/#/builders/152/builds/5863
<details>
<summary>Here is the relevant piece of the build log for the reference</summary>
```
Step 6 (build-flang-rt) failure: cmake (failure)
...
810.089 [31/3/7125] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/ConvertComplexPow.cpp.o
810.538 [31/2/7126] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/MIFOpConversion.cpp.o
817.435 [31/1/7127] Building CXX object tools/flang/lib/Optimizer/Transforms/CMakeFiles/FIRTransforms.dir/PolymorphicOpConversion.cpp.o
817.592 [30/1/7128] Linking CXX static library lib/libFIRTransforms.a
817.679 [28/2/7129] Linking CXX static library lib/libHLFIRTransforms.a
817.717 [27/2/7130] Linking CXX static library lib/libflangPasses.a
820.167 [27/1/7131] Linking CXX static library lib/libFortranLower.a
820.264 [26/1/7132] Linking CXX static library lib/libflangFrontend.a
820.301 [25/1/7133] Linking CXX static library lib/libflangFrontendTool.a
833.487 [24/1/7134] Linking CXX executable bin/flang-22
FAILED: bin/flang-22
: && /usr/bin/g++ -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-dangling-reference -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 -Wno-deprecated-copy -Wno-ctad-maybe-unsupported -fno-semantic-interposition -fpch-preprocess -O3 -DNDEBUG -Wl,--export-dynamic -Wl,-rpath-link,/home/buildbot/worker/as-builder-7/flang-runtime-cuda-gcc/build/./lib -Wl,--gc-sections tools/flang/tools/flang-driver/CMakeFiles/flang.dir/driver.cpp.o tools/flang/tools/flang-driver/CMakeFiles/flang.dir/fc1_main.cpp.o -o bin/flang-22 -L/home/buildbot/worker/as-builder-7/flang-runtime-cuda-gcc/build/./lib -Wl,-rpath,"\$ORIGIN/../lib:/home/buildbot/worker/as-builder-7/flang-runtime-cuda-gcc/build/./lib:" lib/libLLVMAArch64CodeGen.a lib/libLLVMAArch64AsmParser.a lib/libLLVMAArch64Desc.a lib/libLLVMAArch64Disassembler.a lib/libLLVMAArch64Info.a lib/libLLVMAArch64Utils.a lib/libLLVMAMDGPUCodeGen.a lib/libLLVMAMDGPUAsmParser.a lib/libLLVMAMDGPUDesc.a lib/libLLVMAMDGPUDisassembler.a lib/libLLVMAMDGPUInfo.a lib/libLLVMAMDGPUUtils.a lib/libLLVMARMCodeGen.a lib/libLLVMARMAsmParser.a lib/libLLVMARMDesc.a lib/libLLVMARMDisassembler.a lib/libLLVMARMInfo.a lib/libLLVMARMUtils.a lib/libLLVMAVRCodeGen.a lib/libLLVMAVRAsmParser.a lib/libLLVMAVRDesc.a lib/libLLVMAVRDisassembler.a lib/libLLVMAVRInfo.a lib/libLLVMBPFCodeGen.a lib/libLLVMBPFAsmParser.a lib/libLLVMBPFDesc.a lib/libLLVMBPFDisassembler.a lib/libLLVMBPFInfo.a lib/libLLVMHexagonCodeGen.a lib/libLLVMHexagonAsmParser.a lib/libLLVMHexagonDesc.a lib/libLLVMHexagonDisassembler.a lib/libLLVMHexagonInfo.a lib/libLLVMLanaiCodeGen.a lib/libLLVMLanaiAsmParser.a lib/libLLVMLanaiDesc.a lib/libLLVMLanaiDisassembler.a lib/libLLVMLanaiInfo.a lib/libLLVMLoongArchCodeGen.a lib/libLLVMLoongArchAsmParser.a lib/libLLVMLoongArchDesc.a lib/libLLVMLoongArchDisassembler.a lib/libLLVMLoongArchInfo.a lib/libLLVMMipsCodeGen.a lib/libLLVMMipsAsmParser.a lib/libLLVMMipsDesc.a lib/libLLVMMipsDisassembler.a lib/libLLVMMipsInfo.a lib/libLLVMMSP430CodeGen.a lib/libLLVMMSP430AsmParser.a lib/libLLVMMSP430Desc.a lib/libLLVMMSP430Disassembler.a lib/libLLVMMSP430Info.a lib/libLLVMNVPTXCodeGen.a lib/libLLVMNVPTXDesc.a lib/libLLVMNVPTXInfo.a lib/libLLVMPowerPCCodeGen.a lib/libLLVMPowerPCAsmParser.a lib/libLLVMPowerPCDesc.a lib/libLLVMPowerPCDisassembler.a lib/libLLVMPowerPCInfo.a lib/libLLVMRISCVCodeGen.a lib/libLLVMRISCVAsmParser.a lib/libLLVMRISCVDesc.a lib/libLLVMRISCVDisassembler.a lib/libLLVMRISCVInfo.a lib/libLLVMSparcCodeGen.a lib/libLLVMSparcAsmParser.a lib/libLLVMSparcDesc.a lib/libLLVMSparcDisassembler.a lib/libLLVMSparcInfo.a lib/libLLVMSPIRVCodeGen.a lib/libLLVMSPIRVDesc.a lib/libLLVMSPIRVInfo.a lib/libLLVMSystemZCodeGen.a lib/libLLVMSystemZAsmParser.a lib/libLLVMSystemZDesc.a lib/libLLVMSystemZDisassembler.a lib/libLLVMSystemZInfo.a lib/libLLVMVECodeGen.a lib/libLLVMVEAsmParser.a lib/libLLVMVEDesc.a lib/libLLVMVEDisassembler.a lib/libLLVMVEInfo.a lib/libLLVMWebAssemblyCodeGen.a lib/libLLVMWebAssemblyAsmParser.a lib/libLLVMWebAssemblyDesc.a lib/libLLVMWebAssemblyDisassembler.a lib/libLLVMWebAssemblyInfo.a lib/libLLVMWebAssemblyUtils.a lib/libLLVMX86CodeGen.a lib/libLLVMX86AsmParser.a lib/libLLVMX86Desc.a lib/libLLVMX86Disassembler.a lib/libLLVMX86Info.a lib/libLLVMXCoreCodeGen.a lib/libLLVMXCoreDesc.a lib/libLLVMXCoreDisassembler.a lib/libLLVMXCoreInfo.a lib/libLLVMMC.a lib/libLLVMOption.a lib/libLLVMSupport.a lib/libLLVMTargetParser.a lib/libflangFrontend.a lib/libflangFrontendTool.a lib/libclangDriver.
FortranSemantics.a lib/libflangPasses.a lib/libHLFIRTransforms.a lib/libFIRTransforms.a lib/libFIRCodeGen.a lib/libFIROpenACCSupport.a lib/libFIROpenMPSupport.a lib/libFlangOpenMPTransforms.a lib/libFIRCodeGenDialect.a lib/libFortranUtils.a lib/libFIRAnalysis.a lib/libFIRBuilder.a lib/libCUFDialect.a lib/libFortranEvaluate.a lib/libFortranParser.a lib/libFortranDecimal.a -lquadmath lib/libFortranSupport.a lib/libHLFIRDialect.a lib/libMIFDialect.a lib/libFIRSupport.a lib/libFIRDialect.a lib/libFIRDialectSupport.a lib/libCUFAttrs.a lib/libMLIROpenACCToLLVMIRTranslation.a lib/libMLIROpenMPToLLVMIRTranslation.a lib/libMLIRRegisterAllDialects.a lib/libMLIRRegisterAllExtensions.a lib/libMLIROpenMPToLLVM.a lib/libMLIRComplexToROCDLLibraryCalls.a lib/libMLIRMathToFuncs.a lib/libMLIRArithToAMDGPU.a lib/libMLIRArithToArmSME.a lib/libMLIRArmNeon2dToIntr.a lib/libMLIRArmSMEToSCF.a lib/libMLIRArmSMEToLLVM.a lib/libMLIRBufferizationToMemRef.a lib/libMLIRComplexToSPIRV.a lib/libMLIRControlFlowToSCF.a lib/libMLIRControlFlowToSPIRV.a lib/libMLIRConvertToEmitC.a lib/libMLIRArithToEmitC.a lib/libMLIRFuncToEmitC.a lib/libMLIRGPUToSPIRV.a lib/libMLIRLinalgToStandard.a lib/libMLIRMathToEmitC.a lib/libMLIRMathToSPIRV.a lib/libMLIRMemRefToEmitC.a lib/libMLIRShardToMPI.a lib/libMLIRMPIToLLVM.a lib/libMLIROpenACCToSCF.a lib/libMLIRPtrToLLVM.a lib/libMLIRSCFToEmitC.a lib/libMLIRSCFToGPU.a lib/libMLIRSCFToOpenMP.a lib/libMLIRSCFToSPIRV.a lib/libMLIRIndexToSPIRV.a lib/libMLIRMemRefToSPIRV.a lib/libMLIRShapeToStandard.a lib/libMLIRSPIRVToLLVM.a lib/libMLIRTensorToLinalg.a lib/libMLIRTensorToSPIRV.a lib/libMLIRArithToSPIRV.a lib/libMLIRFuncToSPIRV.a lib/libMLIRTosaToArith.a lib/libMLIRTosaToLinalg.a lib/libMLIRTosaToMLProgram.a lib/libMLIRTosaToSCF.a lib/libMLIRTosaToTensor.a lib/libMLIRVectorToAMX.a lib/libMLIRVectorToArmSME.a lib/libMLIRVectorToGPU.a lib/libMLIRVectorToSPIRV.a lib/libMLIRUBToSPIRV.a lib/libMLIRVectorToXeGPU.a lib/libLLVMExtensions.a lib/libLLVMFrontendDriver.a lib/libLLVMFrontendOpenACC.a lib/libMLIRBuiltinToLLVMIRTranslation.a lib/libMLIRLLVMToLLVMIRTranslation.a lib/libMLIRAffineTransformOps.a lib/libMLIRAMDGPUTransforms.a lib/libMLIRArithValueBoundsOpInterfaceImpl.a lib/libMLIRArmNeonVectorTransformOps.a lib/libMLIRArmSMETransforms.a lib/libMLIRArmSMEDialect.a lib/libMLIRArmSVEVectorTransformOps.a lib/libMLIRAsyncTransforms.a lib/libMLIRBufferizationPipelines.a lib/libMLIRBufferizationTransformOps.a lib/libMLIRControlFlowTransforms.a lib/libMLIRDLTITransformOps.a lib/libMLIREmitCTransforms.a lib/libMLIREmitCDialect.a lib/libMLIRFuncTransformOps.a lib/libMLIRFuncUtils.a lib/libMLIRGPUTransformOps.a lib/libMLIRGPUToROCDLTransforms.a lib/libMLIRMathToROCDL.a lib/libMLIRAMDGPUToROCDL.a lib/libMLIRAMDGPUUtils.a lib/libMLIRGPUPipelines.a lib/libMLIRIndexToLLVM.a lib/libMLIRGPUToLLVMSPV.a lib/libMLIRSPIRVAttrToLLVMConversion.a lib/libMLIRMathToXeVM.a lib/libMLIRNVVMToLLVM.a lib/libMLIRXeGPUToXeVM.a lib/libMLIRXeVMToLLVM.a lib/libMLIRVCIXDialect.a lib/libMLIRMathTransforms.a lib/libMLIRMemRefTransformOps.a lib/libMLIRMLProgramTransforms.a lib/libMLIRMLProgramDialect.a lib/libMLIRMPIDialect.a lib/libMLIRNVGPUUtils.a lib/libMLIRNVGPUTransformOps.a lib/libMLIRNVGPUToNVVM.a lib/libMLIRNVGPUTransforms.a lib/libMLIROpenACCAnalysis.a lib/libMLIROpenACCUtils.a lib/libMLIROpenACCTransforms.a lib/libMLIROpenACCDialect.a lib/libMLIROpenMPTransforms.a lib/libMLIRPtrDialect.a lib/libMLIRQuantTransforms.a lib/libMLIRSCFTransformOps.a lib/libMLIRShapeOpsTransforms.a lib/libMLIRShapeDialect.a lib/libMLIRSparseTensorPipelines.a lib/libMLIRSCFToControlFlow.a lib/libMLIRAffineToStandard.a lib/libMLIRComplexToLLVM.a lib/libMLIRComplexToStandard.a lib/libMLIRComplexDivisionConversion.a lib/libMLIRMathToLLVM.a lib/libMLIRMathToLibm.a lib/libMLIRReconcileUnrealizedCasts.a lib/libMLIRGPUToNVVMTransforms.a lib/libMLIRGPUToGPURuntimeTransforms.a lib/libMLIRGPUTransforms.a lib/libMLIRAMDGPUDialect.a lib/libMLIRAsyncToLLVM.a
LIRROCDLToLLVMIRTranslation.a lib/libMLIRROCDLDialect.a lib/libMLIRXeVMTarget.a lib/libLLVMSPIRVCodeGen.a lib/libLLVMAsmPrinter.a lib/libLLVMSPIRVAnalysis.a lib/libLLVMSPIRVDesc.a lib/libLLVMSPIRVInfo.a lib/libMLIRTargetLLVM.a lib/libMLIRExecutionEngineUtils.a lib/libLLVMPasses.a lib/libLLVMCFGuard.a lib/libLLVMGlobalISel.a lib/libLLVMSelectionDAG.a lib/libLLVMCodeGen.a lib/libLLVMCGData.a lib/libLLVMCodeGenTypes.a lib/libLLVMTarget.a lib/libLLVMHipStdPar.a lib/libLLVMIRPrinter.a lib/libLLVMObjCARCOpts.a lib/libLLVMCoroutines.a lib/libLLVMipo.a lib/libLLVMVectorize.a lib/libLLVMSandboxIR.a lib/libLLVMInstrumentation.a lib/libLLVMBitWriter.a lib/libLLVMLinker.a lib/libMLIRXeVMToLLVMIRTranslation.a lib/libMLIRTargetLLVMIRExport.a lib/libMLIRLLVMIRTransforms.a lib/libMLIRNVVMDialect.a lib/libMLIROpenMPDialect.a lib/libMLIROpenACCMPCommon.a lib/libMLIRTranslateLib.a lib/libMLIRTestDynDialect.a lib/libMLIRTosaTestPasses.a lib/libMLIRTosaDialect.a lib/libMLIRQuantUtils.a lib/libMLIRQuantDialect.a lib/libMLIRXeGPUTestPasses.a lib/libMLIRXeGPUTransforms.a lib/libMLIRVectorTransforms.a lib/libMLIRGPUUtils.a lib/libMLIRMemRefTransforms.a lib/libMLIRArithTransforms.a lib/libMLIRFuncTransforms.a lib/libMLIRNVGPUDialect.a lib/libMLIRMemRefUtils.a lib/libMLIRXeGPUUtils.a lib/libMLIRSCFTransforms.a lib/libMLIRBufferizationTransforms.a lib/libMLIRTensorTransforms.a lib/libMLIRAffineTransforms.a lib/libMLIRSCFUtils.a lib/libMLIRTransforms.a lib/libMLIRLinalgDialect.a lib/libMLIRBufferizationDialect.a lib/libMLIRSparseTensorDialect.a lib/libMLIRParser.a lib/libMLIRBytecodeReader.a lib/libMLIRAsmParser.a lib/libMLIRTensorUtils.a lib/libMLIRVectorUtils.a lib/libMLIRTilingInterface.a lib/libMLIRXeGPUDialect.a lib/libMLIRAffineUtils.a lib/libMLIRAffineAnalysis.a lib/libMLIRSCFDialect.a lib/libMLIRTransformUtils.a lib/libMLIRSubsetOpInterface.a lib/libMLIRRewrite.a lib/libMLIRRewritePDL.a lib/libMLIRPDLToPDLInterp.a lib/libMLIRPDLInterpDialect.a lib/libMLIRPDLDialect.a lib/libMLIRGPUDialect.a lib/libMLIRDLTIDialect.a lib/libMLIRMathDialect.a lib/libMLIRIndexDialect.a lib/libMLIRXeVMDialect.a lib/libMLIRLLVMDialect.a lib/libMLIRPtrMemorySpaceInterfaces.a lib/libMLIRVectorDialect.a lib/libMLIRIndexingMapOpInterface.a lib/libMLIRVectorInterfaces.a lib/libMLIRMaskableOpInterface.a lib/libMLIRMaskingOpInterface.a lib/libMLIRFuncAllExtensions.a lib/libMLIRFuncInlinerExtension.a lib/libMLIRControlFlowDialect.a lib/libMLIRFuncShardingExtensions.a lib/libMLIRFuncDialect.a lib/libMLIRTensorAllExtensions.a lib/libMLIRTensorShardingExtensions.a lib/libMLIRShardingInterface.a lib/libMLIRShardDialect.a lib/libMLIRTensorDialect.a lib/libMLIRAffineDialect.a lib/libMLIRMemRefDialect.a lib/libMLIRMemOpInterfaces.a lib/libMLIRMemorySlotInterfaces.a lib/libMLIRArithUtils.a lib/libMLIRComplexDialect.a lib/libMLIRArithDialect.a lib/libMLIRUBDialect.a lib/libMLIRDialect.a lib/libMLIRRuntimeVerifiableOpInterface.a lib/libMLIRValueBoundsOpInterface.a lib/libMLIRCastInterfaces.a lib/libMLIRInferIntRangeCommon.a lib/libMLIRShapedOpInterfaces.a lib/libMLIRDestinationStyleOpInterface.a lib/libMLIRParallelCombiningOpInterface.a lib/libMLIRDialectUtils.a lib/libclangDriver.a lib/libclangLex.a lib/libLLVMWindowsDriver.a lib/libLLVMOption.a lib/libclangBasic.a lib/libLLVMFrontendOpenMP.a lib/libLLVMScalarOpts.a lib/libLLVMAggressiveInstCombine.a lib/libLLVMInstCombine.a lib/libLLVMFrontendDirective.a lib/libLLVMFrontendOffloading.a lib/libLLVMTransformUtils.a lib/libLLVMObjectYAML.a lib/libLLVMFrontendAtomic.a lib/libLLVMAnalysis.a lib/libLLVMFrontendHLSL.a lib/libLLVMProfileData.a lib/libLLVMSymbolize.a lib/libLLVMDebugInfoGSYM.a lib/libLLVMDebugInfoDWARF.a lib/libLLVMDebugInfoDWARFLowLevel.a lib/libLLVMDebugInfoPDB.a lib/libLLVMObject.a lib/libLLVMMCParser.a lib/libLLVMMC.a lib/libLLVMIRReader.a lib/libLLVMBitReader.a lib/libLLVMAsmParser.a lib/libLLVMTextAPI.a lib/libLLVMDebugInfoCodeView.a lib/libLLVMDebugInfoMSF.a lib/libLLVMD
bugInfoBTF.a lib/libLLVMCore.a lib/libLLVMBinaryFormat.a lib/libLLVMTargetParser.a lib/libLLVMRemarks.a lib/libLLVMBitstreamReader.a lib/libMLIRPass.a lib/libMLIRAnalysis.a lib/libMLIRLoopLikeInterface.a lib/libMLIRFunctionInterfaces.a lib/libMLIRSideEffectInterfaces.a lib/libMLIRCallInterfaces.a lib/libMLIRControlFlowInterfaces.a lib/libMLIRInferTypeOpInterface.a lib/libMLIRPresburger.a lib/libMLIRViewLikeInterface.a lib/libMLIRDataLayoutInterfaces.a lib/libMLIRInferStridedMetadataInterface.a lib/libMLIRInferIntRangeInterface.a lib/libMLIRIR.a lib/libMLIRSupport.a lib/libLLVMSupport.a lib/libLLVMDemangle.a -lrt -ldl -lm /usr/lib/x86_64-linux-gnu/libz.so && :
/usr/bin/ld: lib/libMLIRSCFDialect.a(SCF.cpp.o): in function `mlir::scf::ForOp::getStaticTripCount() [clone .localalias]':
SCF.cpp:(.text._ZN4mlir3scf5ForOp18getStaticTripCountEv+0x15): undefined reference to `mlir::scf::computeUbMinusLb(mlir::Value, mlir::Value, bool)'
/usr/bin/ld: lib/libMLIRSCFDialect.a(SCF.cpp.o): in function `(anonymous namespace)::ForallOpReplaceConstantInductionVar::matchAndRewrite(mlir::scf::ForallOp, mlir::PatternRewriter&) const':
SCF.cpp:(.text._ZNK12_GLOBAL__N_135ForallOpReplaceConstantInductionVar15matchAndRewriteEN4mlir3scf8ForallOpERNS1_15PatternRewriterE+0x3d1): undefined reference to `mlir::scf::computeUbMinusLb(mlir::Value, mlir::Value, bool)'
/usr/bin/ld: lib/libMLIRSCFDialect.a(SCF.cpp.o): in function `mlir::scf::ForallOp::promoteIfSingleIteration(mlir::RewriterBase&) [clone .localalias]':
SCF.cpp:(.text._ZN4mlir3scf8ForallOp24promoteIfSingleIterationERNS_12RewriterBaseE+0x1c3): undefined reference to `mlir::scf::computeUbMinusLb(mlir::Value, mlir::Value, bool)'
/usr/bin/ld: lib/libMLIRSCFDialect.a(SCF.cpp.o): in function `(anonymous namespace)::ParallelOpSingleOrZeroIterationDimsFolder::matchAndRewrite(mlir::scf::ParallelOp, mlir::PatternRewriter&) const':
SCF.cpp:(.text._ZNK12_GLOBAL__N_141ParallelOpSingleOrZeroIterationDimsFolder15matchAndRewriteEN4mlir3scf10ParallelOpERNS1_15PatternRewriterE+0x355): undefined reference to `mlir::scf::computeUbMinusLb(mlir::Value, mlir::Value, bool)'
/usr/bin/ld: lib/libMLIRSCFDialect.a(SCF.cpp.o): in function `(anonymous namespace)::ForallOpSingleOrZeroIterationDimsFolder::matchAndRewrite(mlir::scf::ForallOp, mlir::PatternRewriter&) const':
SCF.cpp:(.text._ZNK12_GLOBAL__N_139ForallOpSingleOrZeroIterationDimsFolder15matchAndRewriteEN4mlir3scf8ForallOpERNS1_15PatternRewriterE+0x8d1): undefined reference to `mlir::scf::computeUbMinusLb(mlir::Value, mlir::Value, bool)'
collect2: error: ld returned 1 exit status
ninja: build stopped: subcommand failed.
```
</details>
https://github.com/llvm/llvm-project/pull/163806
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