[clang] [llvm] [HLSL][RootSignature] Add parsing of filter enum for StaticSampler (PR #140294)

Thu May 29 15:46:03 PDT 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 `clang,llvm` at step 5 "build-unified-tree".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/137/builds/19469

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

```
Step 5 (build-unified-tree) failure: build (failure)
...
229.975 [2944/64/850] Building CXX object lib/Bitcode/Writer/CMakeFiles/LLVMBitWriter.dir/BitWriter.cpp.o
230.289 [2943/64/851] Building CXX object lib/Frontend/HLSL/CMakeFiles/LLVMFrontendHLSL.dir/CBuffer.cpp.o
230.418 [2942/64/852] Building CXX object lib/DWARFLinker/Classic/CMakeFiles/LLVMDWARFLinkerClassic.dir/DWARFLinkerCompileUnit.cpp.o
230.700 [2941/64/853] Building CXX object lib/Bitcode/Writer/CMakeFiles/LLVMBitWriter.dir/BitcodeWriterPass.cpp.o
230.959 [2940/64/854] Building CXX object lib/CodeGen/GlobalISel/CMakeFiles/LLVMGlobalISel.dir/GISelValueTracking.cpp.o
231.376 [2939/64/855] Building CXX object lib/CodeGen/GlobalISel/CMakeFiles/LLVMGlobalISel.dir/Combiner.cpp.o
231.607 [2938/64/856] Building CXX object lib/CodeGen/AsmPrinter/CMakeFiles/LLVMAsmPrinter.dir/DwarfCompileUnit.cpp.o
231.683 [2937/64/857] Building CXX object lib/Bitcode/Reader/CMakeFiles/LLVMBitReader.dir/BitcodeAnalyzer.cpp.o
231.919 [2936/64/858] Building CXX object lib/Frontend/Driver/CMakeFiles/LLVMFrontendDriver.dir/CodeGenOptions.cpp.o
232.850 [2935/64/859] Building CXX object lib/Frontend/HLSL/CMakeFiles/LLVMFrontendHLSL.dir/HLSLRootSignature.cpp.o
FAILED: lib/Frontend/HLSL/CMakeFiles/LLVMFrontendHLSL.dir/HLSLRootSignature.cpp.o 
ccache /usr/bin/c++ -DGTEST_HAS_RTTI=0 -D_DEBUG -D_GLIBCXX_ASSERTIONS -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/Frontend/HLSL -I/b/ml-opt-dev-x86-64-b1/llvm-project/llvm/lib/Frontend/HLSL -I/b/ml-opt-dev-x86-64-b1/build/include -I/b/ml-opt-dev-x86-64-b1/llvm-project/llvm/include -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 -fdiagnostics-color -ffunction-sections -fdata-sections -O3 -DNDEBUG  -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -std=c++17 -MD -MT lib/Frontend/HLSL/CMakeFiles/LLVMFrontendHLSL.dir/HLSLRootSignature.cpp.o -MF lib/Frontend/HLSL/CMakeFiles/LLVMFrontendHLSL.dir/HLSLRootSignature.cpp.o.d -o lib/Frontend/HLSL/CMakeFiles/LLVMFrontendHLSL.dir/HLSLRootSignature.cpp.o -c /b/ml-opt-dev-x86-64-b1/llvm-project/llvm/lib/Frontend/HLSL/HLSLRootSignature.cpp
In file included from /b/ml-opt-dev-x86-64-b1/llvm-project/llvm/lib/Frontend/HLSL/HLSLRootSignature.cpp:13:
/b/ml-opt-dev-x86-64-b1/llvm-project/llvm/include/llvm/Frontend/HLSL/HLSLRootSignature.h:212:10: error: declaration of ‘llvm::hlsl::rootsig::Filter llvm::hlsl::rootsig::StaticSampler::Filter’ changes meaning of ‘Filter’ [-fpermissive]
  212 |   Filter Filter = Filter::Anisotropic;
      |          ^~~~~~
/b/ml-opt-dev-x86-64-b1/llvm-project/llvm/include/llvm/Frontend/HLSL/HLSLRootSignature.h:84:12: note: ‘Filter’ declared here as ‘enum class llvm::hlsl::rootsig::Filter’
   84 | enum class Filter {
      |            ^~~~~~
233.873 [2935/63/860] Building CXX object lib/CodeGen/GlobalISel/CMakeFiles/LLVMGlobalISel.dir/InstructionSelect.cpp.o
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234.062 [2935/61/862] Building CXX object lib/Frontend/Atomic/CMakeFiles/LLVMFrontendAtomic.dir/Atomic.cpp.o
235.351 [2935/60/863] Building CXX object lib/Frontend/OpenMP/CMakeFiles/LLVMFrontendOpenMP.dir/OMPContext.cpp.o
235.382 [2935/59/864] Building CXX object lib/CodeGen/SelectionDAG/CMakeFiles/LLVMSelectionDAG.dir/LegalizeVectorTypes.cpp.o
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243.600 [2935/45/878] Building CXX object lib/CodeGen/GlobalISel/CMakeFiles/LLVMGlobalISel.dir/Legalizer.cpp.o
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245.566 [2935/37/886] Building CXX object lib/DWARFLinker/Parallel/CMakeFiles/LLVMDWARFLinkerParallel.dir/DependencyTracker.cpp.o
245.952 [2935/36/887] Building CXX object lib/DWARFLinker/Parallel/CMakeFiles/LLVMDWARFLinkerParallel.dir/DIEAttributeCloner.cpp.o
246.098 [2935/35/888] Building CXX object lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/CanonicalizeFreezeInLoops.cpp.o
246.427 [2935/34/889] Building CXX object lib/Transforms/Utils/CMakeFiles/LLVMTransformUtils.dir/BuildLibCalls.cpp.o

```

</details>

https://github.com/llvm/llvm-project/pull/140294