[llvm] [ctxprof] Support for "move" semantics for the contextual root (PR #134192)

Thu Apr 3 19:01:50 PDT 2025

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `llvm-nvptx64-nvidia-ubuntu` running on `as-builder-7` while building `llvm` at step 5 "build-unified-tree".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/160/builds/15759

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

```
Step 5 (build-unified-tree) failure: build (failure)
...
44.496 [367/23/2340] Linking CXX shared library lib/libLLVMExecutionEngine.so.21.0git
44.502 [366/23/2341] Linking CXX executable bin/llvm-modextract
44.503 [366/22/2342] Linking CXX executable bin/llvm-cat
44.503 [366/21/2343] Linking CXX executable bin/llvm-as
44.504 [366/20/2344] Linking CXX executable bin/verify-uselistorder
44.512 [366/19/2345] Linking CXX shared library lib/libLLVMCGData.so.21.0git
44.518 [365/19/2346] Creating library symlink lib/libLLVMExecutionEngine.so
44.534 [364/19/2347] Creating library symlink lib/libLLVMCGData.so
44.539 [364/18/2348] Building X86GenAsmWriter1.inc...
44.572 [364/17/2349] Linking CXX shared library lib/libLLVMTransformUtils.so.21.0git
FAILED: lib/libLLVMTransformUtils.so.21.0git 
: && /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-class-memaccess -Wno-redundant-move -Wno-pessimizing-move -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,-z,defs -Wl,-z,nodelete -fuse-ld=gold   -Wl,--gc-sections -shared -Wl,-soname,libLLVMTransformUtils.so.21.0git -o lib/libLLVMTransformUtils.so.21.0git lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/AddDiscriminators.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/AMDGPUEmitPrintf.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/ASanStackFrameLayout.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/AssumeBundleBuilder.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/BasicBlockUtils.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/BreakCriticalEdges.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/BuildLibCalls.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/BypassSlowDivision.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/CallPromotionUtils.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/CallGraphUpdater.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/CanonicalizeAliases.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/CanonicalizeFreezeInLoops.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/CloneFunction.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/CloneModule.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/CodeExtractor.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/CodeLayout.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/CodeMoverUtils.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/ControlFlowUtils.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/CtorUtils.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/CountVisits.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/Debugify.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/DemoteRegToStack.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/DXILUpgrade.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/EntryExitInstrumenter.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/EscapeEnumerator.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/Evaluator.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/FixIrreducible.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/FlattenCFG.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/FunctionComparator.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/FunctionImportUtils.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/GlobalStatus.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/GuardUtils.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/HelloWorld.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/InlineFunction.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/InjectTLIMappings.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/InstructionNamer.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/Instrumentation.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/IntegerDivision.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/IRNormalizer.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/LCSSA.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/LibCallsShrinkWrap.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/Local.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/LoopConstrainer.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/LoopPeel.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/LoopRotationUtils.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/LoopSimplify.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/LoopUnroll.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/LoopUnrollAndJam.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/LoopUnrollRuntime.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/LoopUtils.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/LoopVersioning.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/LowerAtomic.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/LowerGlobalDtors.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/LowerIFunc.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/LowerInvoke.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/LowerMemIntrinsics.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/LowerSwitch.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/LowerVectorIntrinsics.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/MatrixUtils.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/MemoryOpRemark.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/MemoryTaggingSupport.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/Mem2Reg.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/MetaRenamer.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/MisExpect.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/ModuleUtils.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/MoveAutoInit.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/NameAnonGlobals.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/PredicateInfo.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/PromoteMemoryToRegister.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/RelLookupTableConverter.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/ScalarEvolutionExpander.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/SCCPSolver.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/StripGCRelocates.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/SSAUpdater.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/SSAUpdaterBulk.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/SampleProfileInference.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/SampleProfileLoaderBaseUtil.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/SanitizerStats.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/SimplifyCFG.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/SimplifyIndVar.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/SimplifyLibCalls.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/SizeOpts.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/SplitModule.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/StripNonLineTableDebugInfo.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/SymbolRewriter.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/UnifyFunctionExitNodes.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/UnifyLoopExits.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/Utils.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/ValueMapper.cpp.o lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/VNCoercion.cpp.o  -Wl,-rpath,"\$ORIGIN/../lib:/home/buildbot/worker/as-builder-7/ramdisk/llvm-nvptx64-nvidia-ubuntu/build/lib:"  lib/libLLVMAnalysis.so.21.0git  lib/libLLVMCore.so.21.0git  lib/libLLVMTargetParser.so.21.0git  lib/libLLVMSupport.so.21.0git  -Wl,-rpath-link,/home/buildbot/worker/as-builder-7/ramdisk/llvm-nvptx64-nvidia-ubuntu/build/lib && :
lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/FunctionImportUtils.cpp.o:FunctionImportUtils.cpp:function llvm::FunctionImportGlobalProcessing::FunctionImportGlobalProcessing(llvm::Module&, llvm::ModuleSummaryIndex const&, llvm::SetVector<llvm::GlobalValue*, llvm::SmallVector<llvm::GlobalValue*, 0u>, llvm::DenseSet<llvm::GlobalValue*, llvm::DenseMapInfo<llvm::GlobalValue*, void> >, 0u>*, bool) [clone .localalias]: error: undefined reference to 'MoveSymbolGUID'
collect2: error: ld returned 1 exit status
44.576 [364/16/2350] Building X86GenInstrMapping.inc...
44.595 [364/15/2351] Building CXX object lib/Target/NVPTX/CMakeFiles/LLVMNVPTXCodeGen.dir/NVPTXAsmPrinter.cpp.o
44.600 [364/14/2352] Linking CXX shared library lib/libLLVMMCJIT.so.21.0git
44.619 [364/13/2353] Building X86GenAsmWriter.inc...
44.765 [364/12/2354] Building X86GenFoldTables.inc...
44.860 [364/11/2355] Building X86GenAsmMatcher.inc...
44.966 [364/10/2356] Building X86GenDisassemblerTables.inc...
45.886 [364/9/2357] Building X86GenFastISel.inc...
46.224 [364/8/2358] Building X86GenGlobalISel.inc...
46.920 [364/7/2359] Building X86GenSubtargetInfo.inc...
47.248 [364/6/2360] Building CXX object lib/LTO/CMakeFiles/LLVMLTO.dir/LTOBackend.cpp.o
47.860 [364/5/2361] Building X86GenDAGISel.inc...
47.954 [364/4/2362] Building CXX object lib/LTO/CMakeFiles/LLVMLTO.dir/ThinLTOCodeGenerator.cpp.o
48.578 [364/3/2363] Building X86GenInstrInfo.inc...
48.609 [364/2/2364] Building CXX object lib/CodeGen/AsmPrinter/CMakeFiles/LLVMAsmPrinter.dir/AsmPrinter.cpp.o
50.372 [364/1/2365] Building CXX object lib/LTO/CMakeFiles/LLVMLTO.dir/LTO.cpp.o
ninja: build stopped: subcommand failed.

```

</details>

https://github.com/llvm/llvm-project/pull/134192