[llvm] [ctx_prof] Fix the pre-thinlink "use" case (PR #102511)

Thu Aug 8 13:57:17 PDT 2024

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `llvm-nvptx-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/180/builds/3001

Here is the relevant piece of the build log for the reference:
```
Step 5 (build-unified-tree) failure: build (failure)
...
48.730 [327/17/2280] Linking CXX shared library lib/libLLVMGlobalISel.so.20.0git
48.752 [326/17/2281] Creating library symlink lib/libLLVMGlobalISel.so
48.800 [326/16/2282] Building X86GenAsmWriter1.inc...
48.847 [326/15/2283] Building X86GenRegisterInfo.inc...
48.906 [326/14/2284] Building X86GenAsmWriter.inc...
49.083 [326/13/2285] Building X86GenDisassemblerTables.inc...
49.085 [326/12/2286] Building X86GenAsmMatcher.inc...
49.094 [326/11/2287] Building X86GenFoldTables.inc...
49.639 [326/10/2288] Building CXX object lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/PGOInstrumentation.cpp.o
49.829 [325/10/2289] Linking CXX shared library lib/libLLVMInstrumentation.so.20.0git
FAILED: lib/libLLVMInstrumentation.so.20.0git 
: && /usr/bin/c++ -fPIC -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -fno-lifetime-dse -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,libLLVMInstrumentation.so.20.0git -o lib/libLLVMInstrumentation.so.20.0git lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/AddressSanitizer.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/BoundsChecking.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/CGProfile.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/ControlHeightReduction.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/DataFlowSanitizer.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/GCOVProfiling.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/BlockCoverageInference.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/MemProfiler.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/MemorySanitizer.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/NumericalStabilitySanitizer.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/IndirectCallPromotion.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/Instrumentation.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/InstrOrderFile.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/InstrProfiling.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/KCFI.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/LowerAllowCheckPass.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/PGOCtxProfLowering.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/PGOForceFunctionAttrs.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/PGOInstrumentation.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/PGOMemOPSizeOpt.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/PoisonChecking.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/SanitizerCoverage.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/SanitizerBinaryMetadata.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/ValueProfileCollector.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/ThreadSanitizer.cpp.o lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/HWAddressSanitizer.cpp.o  -Wl,-rpath,"\$ORIGIN/../lib:/home/buildbot/worker/as-builder-7/ramdisk/llvm-nvptx-nvidia-ubuntu/build/lib:"  lib/libLLVMTransformUtils.so.20.0git  lib/libLLVMAnalysis.so.20.0git  lib/libLLVMProfileData.so.20.0git  lib/libLLVMMC.so.20.0git  lib/libLLVMCore.so.20.0git  lib/libLLVMTargetParser.so.20.0git  lib/libLLVMSupport.so.20.0git  lib/libLLVMDemangle.so.20.0git  -Wl,-rpath-link,/home/buildbot/worker/as-builder-7/ramdisk/llvm-nvptx-nvidia-ubuntu/build/lib && :
lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/PGOInstrumentation.cpp.o:PGOInstrumentation.cpp:function createIRLevelProfileFlagVar(llvm::Module&, bool): error: undefined reference to 'UseCtxProfile[abi:cxx11]'
lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/PGOInstrumentation.cpp.o:PGOInstrumentation.cpp:function shouldInstrumentForCtxProf(): error: undefined reference to 'UseCtxProfile[abi:cxx11]'
lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/PGOInstrumentation.cpp.o:PGOInstrumentation.cpp:function shouldInstrumentEntryBB(): error: undefined reference to 'UseCtxProfile[abi:cxx11]'
lib/Transforms/Instrumentation/CMakeFiles/LLVMInstrumentation.dir/PGOInstrumentation.cpp.o:PGOInstrumentation.cpp:function isValueProfilingDisabled(): error: undefined reference to 'UseCtxProfile[abi:cxx11]'
collect2: error: ld returned 1 exit status
50.103 [325/9/2290] Building X86GenFastISel.inc...
50.184 [325/8/2291] Building X86GenGlobalISel.inc...
50.745 [325/7/2292] Building CXX object lib/CodeGen/AsmPrinter/CMakeFiles/LLVMAsmPrinter.dir/AsmPrinter.cpp.o
51.146 [325/6/2293] Building X86GenDAGISel.inc...
51.996 [325/5/2294] Building CXX object lib/LTO/CMakeFiles/LLVMLTO.dir/LTO.cpp.o
52.381 [325/4/2295] Building X86GenSubtargetInfo.inc...
52.692 [325/3/2296] Building X86GenInstrInfo.inc...
53.448 [325/2/2297] Building CXX object lib/Passes/CMakeFiles/LLVMPasses.dir/PassBuilderPipelines.cpp.o
86.541 [325/1/2298] Building CXX object lib/Passes/CMakeFiles/LLVMPasses.dir/PassBuilder.cpp.o
ninja: build stopped: subcommand failed.

```

https://github.com/llvm/llvm-project/pull/102511