[llvm] [ProfCheck][NFC] Make Function argument from branch weight setter optional (PR #166032)

Wed Nov 5 07:47:00 PST 2025

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `ml-opt-dev-x86-64` running on `ml-opt-dev-x86-64-b1` while building `llvm` at step 5 "build-unified-tree".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/137/builds/28467

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

```
Step 5 (build-unified-tree) failure: build (failure)
...
64.004 [3144/64/750] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/LoopTraversal.cpp.o
64.088 [3143/64/751] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/LowLevelTypeUtils.cpp.o
64.163 [3142/64/752] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/LowerEmuTLS.cpp.o
65.433 [3141/64/753] Building CXX object lib/IR/CMakeFiles/LLVMCore.dir/AutoUpgrade.cpp.o
65.501 [3140/64/754] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineBlockFrequencyInfo.cpp.o
65.567 [3139/64/755] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineBlockHashInfo.cpp.o
65.971 [3138/64/756] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/FuncletLayout.cpp.o
66.054 [3137/64/757] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineBranchProbabilityInfo.cpp.o
66.076 [3136/64/758] Building CXX object lib/IR/CMakeFiles/LLVMCore.dir/Constants.cpp.o
67.215 [3135/64/759] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/AtomicExpandPass.cpp.o
FAILED: lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/AtomicExpandPass.cpp.o 
ccache /usr/bin/c++ -DCPUINFO_SUPPORTED_PLATFORM=1 -DGTEST_HAS_RTTI=0 -D_DEBUG -D_GLIBCXX_ASSERTIONS -D_GLIBCXX_USE_CXX11_ABI=1 -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/b/ml-opt-dev-x86-64-b1/build/lib/CodeGen -I/b/ml-opt-dev-x86-64-b1/llvm-project/llvm/lib/CodeGen -I/b/ml-opt-dev-x86-64-b1/build/include -I/b/ml-opt-dev-x86-64-b1/llvm-project/llvm/include -isystem /tmp/tflitebuild/tensorflow/include -isystem /tmp/tflitebuild/eigen/include/eigen3 -isystem /tmp/tflitebuild/abseil-cpp/include -isystem /tmp/tflitebuild/flatbuffers/include -isystem /tmp/tflitebuild/gemmlowp/include/gemmlowp -isystem /tmp/tflitebuild/ml_dtypes/src/ml_dtypes -isystem /tmp/tflitebuild/ml_dtypes/src/ml_dtypes/ml_dtypes -isystem /tmp/tflitebuild/ruy/include -isystem /tmp/tflitebuild/cpuinfo/include -isystem /tmp/tflitebuild/ARM_NEON_2_x86_SSE/include -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Werror=unguarded-availability-new -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -pedantic -Wno-long-long -Wc++98-compat-extra-semi -Wimplicit-fallthrough -Wcovered-switch-default -Wno-noexcept-type -Wnon-virtual-dtor -Wdelete-non-virtual-dtor -Wsuggest-override -Wstring-conversion -Wno-pass-failed -Wmisleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -O3 -DNDEBUG  -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -DEIGEN_NEON_GEBP_NR=4 -DTFL_STATIC_LIBRARY_BUILD -std=c++17 -MD -MT lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/AtomicExpandPass.cpp.o -MF lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/AtomicExpandPass.cpp.o.d -o lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/AtomicExpandPass.cpp.o -c /b/ml-opt-dev-x86-64-b1/llvm-project/llvm/lib/CodeGen/AtomicExpandPass.cpp
/b/ml-opt-dev-x86-64-b1/llvm-project/llvm/lib/CodeGen/AtomicExpandPass.cpp:1304:3: error: no matching function for call to 'setExplicitlyUnknownBranchWeightsIfProfiled'
 1304 |   setExplicitlyUnknownBranchWeightsIfProfiled(*CondBr, *F, DEBUG_TYPE);
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/b/ml-opt-dev-x86-64-b1/llvm-project/llvm/include/llvm/IR/ProfDataUtils.h:200:1: note: candidate function not viable: no known conversion from 'Function' to 'StringRef' for 2nd argument
  200 | setExplicitlyUnknownBranchWeightsIfProfiled(Instruction &I, StringRef PassName,
      | ^                                                           ~~~~~~~~~~~~~~~~~~
1 error generated.
67.420 [3135/63/760] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/ExpandReductions.cpp.o
67.576 [3135/62/761] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/CallingConvLower.cpp.o
67.617 [3135/61/762] Building CXX object lib/IR/CMakeFiles/LLVMCore.dir/LLVMContextImpl.cpp.o
68.266 [3135/60/763] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/CommandFlags.cpp.o
68.594 [3135/59/764] Building CXX object lib/IR/CMakeFiles/LLVMCore.dir/Dominators.cpp.o
69.620 [3135/58/765] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/FaultMaps.cpp.o
70.246 [3135/57/766] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/IntrinsicLowering.cpp.o
71.350 [3135/56/767] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/IndirectBrExpandPass.cpp.o
71.416 [3135/55/768] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/ExpandVectorPredication.cpp.o
71.657 [3135/54/769] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/ExpandLargeDivRem.cpp.o
72.186 [3135/53/770] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/FinalizeISel.cpp.o
72.470 [3135/52/771] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/CriticalAntiDepBreaker.cpp.o
72.843 [3135/51/772] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/Analysis.cpp.o
73.920 [3135/50/773] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/DFAPacketizer.cpp.o
74.120 [3135/49/774] Building AMDGPUGenMCPseudoLowering.inc...
75.038 [3135/48/775] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/ExpandMemCmp.cpp.o
75.151 [3135/47/776] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/AggressiveAntiDepBreaker.cpp.o
75.732 [3135/46/777] Building CXX object lib/IR/CMakeFiles/LLVMCore.dir/DebugInfoMetadata.cpp.o
76.163 [3135/45/778] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/DwarfEHPrepare.cpp.o
76.423 [3135/44/779] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/ExpandFp.cpp.o
76.589 [3135/43/780] Building AMDGPUGenPostLegalizeGICombiner.inc...
77.253 [3135/42/781] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/JMCInstrumenter.cpp.o
77.458 [3135/41/782] Building CXX object lib/FuzzMutate/CMakeFiles/LLVMFuzzMutate.dir/IRMutator.cpp.o
77.576 [3135/40/783] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/BranchFolding.cpp.o
77.986 [3135/39/784] Building AMDGPUGenMCCodeEmitter.inc...
77.999 [3135/38/785] Building CXX object lib/IR/CMakeFiles/LLVMCore.dir/AsmWriter.cpp.o
78.103 [3135/37/786] Building AMDGPUGenPreLegalizeGICombiner.inc...
78.116 [3135/36/787] Building AMDGPUGenRegBankGICombiner.inc...
78.544 [3135/35/788] Building AArch64GenSubtargetInfo.inc...
78.591 [3135/34/789] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/GlobalMerge.cpp.o

```

</details>

https://github.com/llvm/llvm-project/pull/166032