[clang] [llvm] [HLSL][RootSignature] Implement parsing of a DescriptorTable with empty clauses (PR #133302)

LLVM Continuous Integration via llvm-commits llvm-commits at lists.llvm.org
Mon Mar 31 11:40:10 PDT 2025 

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `clang-ppc64le-linux-multistage` running on `ppc64le-clang-multistage-test` while building `clang,llvm` at step 5 "ninja check 1".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/76/builds/8327

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

```
Step 5 (ninja check 1) failure: stage 1 checked (failure)
...
[82/85] Generating POWERPC64LELinuxConfig/Asan-powerpc64le-calls-Test
[83/85] Generating ASAN_INST_TEST_OBJECTS.gtest-all.cc.powerpc64le-inline.o
[84/85] Generating POWERPC64LELinuxDynamicConfig/Asan-powerpc64le-inline-Dynamic-Test
[85/85] Generating POWERPC64LELinuxConfig/Asan-powerpc64le-inline-Test
[1182/1223] Building CXX object tools/clang/unittests/Parse/CMakeFiles/ParseTests.dir/ParseHLSLRootSignatureTest.cpp.o
In file included from /home/buildbots/llvm-external-buildbots/workers/ppc64le-clang-multistage-test/clang-ppc64le-multistage/llvm/clang/unittests/Parse/ParseHLSLRootSignatureTest.cpp:23:
/home/buildbots/llvm-external-buildbots/workers/ppc64le-clang-multistage-test/clang-ppc64le-multistage/llvm/clang/include/clang/Lex/LexHLSLRootSignature.h:45:44: warning: declaration ‘enum clang::hlsl::RootSignatureToken::Kind’ does not declare anything
 using TokenKind = enum RootSignatureToken::Kind;
                                            ^~~~
[1183/1223] Linking CXX executable tools/clang/unittests/Parse/ParseTests
FAILED: tools/clang/unittests/Parse/ParseTests 
: && /usr/lib64/ccache/c++ -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-noexcept-type -Wdelete-non-virtual-dtor -Wno-comment -Wno-misleading-indentation -fdiagnostics-color -ffunction-sections -fdata-sections -fno-common -Woverloaded-virtual -fno-strict-aliasing -O3 -DNDEBUG -Wl,--gc-sections tools/clang/unittests/Parse/CMakeFiles/ParseTests.dir/ParseHLSLRootSignatureTest.cpp.o -o tools/clang/unittests/Parse/ParseTests  -Wl,-rpath,/home/buildbots/llvm-external-buildbots/workers/ppc64le-clang-multistage-test/clang-ppc64le-multistage/stage1/lib  -lpthread  lib/libllvm_gtest_main.so.21.0git  -lpthread  lib/libclangTooling.so.21.0git  lib/libLLVMTestingAnnotations.so.21.0git  lib/libLLVMTestingSupport.so.21.0git  lib/libclangTesting.so.21.0git  lib/libllvm_gtest.so.21.0git  lib/libclangFrontend.so.21.0git  lib/libclangParse.so.21.0git  lib/libclangSerialization.so.21.0git  lib/libclangSema.so.21.0git  lib/libclangASTMatchers.so.21.0git  lib/libclangAST.so.21.0git  lib/libclangBasic.so.21.0git  lib/libLLVMSupport.so.21.0git  -Wl,-rpath-link,/home/buildbots/llvm-external-buildbots/workers/ppc64le-clang-multistage-test/clang-ppc64le-multistage/stage1/lib && :
/usr/bin/ld: tools/clang/unittests/Parse/CMakeFiles/ParseTests.dir/ParseHLSLRootSignatureTest.cpp.o: undefined reference to symbol '_ZN5clang12Preprocessor10InitializeERKNS_10TargetInfoEPS2_'
/home/buildbots/llvm-external-buildbots/workers/ppc64le-clang-multistage-test/clang-ppc64le-multistage/stage1/lib/libclangLex.so.21.0git: error adding symbols: DSO missing from command line
collect2: error: ld returned 1 exit status
[1206/1223] Building CXX object unittests/TargetParser/CMakeFiles/TargetParserTests.dir/TripleTest.cpp.o
ninja: build stopped: subcommand failed.
Step 11 (ninja check 2) failure: stage 2 checked (failure)
...
[77/85] Generating POWERPC64LELinuxConfig/Asan-powerpc64le-calls-Noinst-Test
[78/85] Generating ASAN_INST_TEST_OBJECTS.gtest-all.cc.powerpc64le-calls.o
[79/85] Generating POWERPC64LELinuxDynamicConfig/Asan-powerpc64le-calls-Dynamic-Test
[80/85] Generating POWERPC64LELinuxConfig/Asan-powerpc64le-calls-Test
[81/85] Generating ASAN_NOINST_TEST_OBJECTS.gtest-all.cc.powerpc64le-inline.o
[82/85] Generating POWERPC64LELinuxConfig/Asan-powerpc64le-inline-Noinst-Test
[83/85] Generating ASAN_INST_TEST_OBJECTS.gtest-all.cc.powerpc64le-inline.o
[84/85] Generating POWERPC64LELinuxDynamicConfig/Asan-powerpc64le-inline-Dynamic-Test
[85/85] Generating POWERPC64LELinuxConfig/Asan-powerpc64le-inline-Test
[765/1223] Linking CXX executable tools/clang/unittests/Parse/ParseTests
FAILED: tools/clang/unittests/Parse/ParseTests 
: && /home/buildbots/llvm-external-buildbots/workers/ppc64le-clang-multistage-test/clang-ppc64le-multistage/stage1.install/bin/clang++ -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Werror=unguarded-availability-new -Wno-unnecessary-virtual-specifier -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 -Wmisleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -fno-common -Woverloaded-virtual -Wno-nested-anon-types -O3 -DNDEBUG -Wl,--gc-sections tools/clang/unittests/Parse/CMakeFiles/ParseTests.dir/ParseHLSLRootSignatureTest.cpp.o -o tools/clang/unittests/Parse/ParseTests  -Wl,-rpath,/home/buildbots/llvm-external-buildbots/workers/ppc64le-clang-multistage-test/clang-ppc64le-multistage/stage2/lib  -lpthread  lib/libllvm_gtest_main.so.21.0git  -lpthread  lib/libclangTooling.so.21.0git  lib/libLLVMTestingAnnotations.so.21.0git  lib/libLLVMTestingSupport.so.21.0git  lib/libclangTesting.so.21.0git  lib/libllvm_gtest.so.21.0git  lib/libclangFrontend.so.21.0git  lib/libclangParse.so.21.0git  lib/libclangSerialization.so.21.0git  lib/libclangSema.so.21.0git  lib/libclangASTMatchers.so.21.0git  lib/libclangAST.so.21.0git  lib/libclangBasic.so.21.0git  lib/libLLVMSupport.so.21.0git  -Wl,-rpath-link,/home/buildbots/llvm-external-buildbots/workers/ppc64le-clang-multistage-test/clang-ppc64le-multistage/stage2/lib && :
/usr/bin/ld: tools/clang/unittests/Parse/CMakeFiles/ParseTests.dir/ParseHLSLRootSignatureTest.cpp.o: undefined reference to symbol '_ZN5clang12Preprocessor10InitializeERKNS_10TargetInfoEPS2_'
/home/buildbots/llvm-external-buildbots/workers/ppc64le-clang-multistage-test/clang-ppc64le-multistage/stage2/lib/libclangLex.so.21.0git: error adding symbols: DSO missing from command line
clang++: error: linker command failed with exit code 1 (use -v to see invocation)
[1055/1223] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/TransformerTest.cpp.o
[1057/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/GlobalCompilationDatabaseTests.cpp.o
[1058/1223] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTests/Attr.cpp.o
[1059/1223] Building CXX object tools/clang/unittests/Format/CMakeFiles/FormatTests.dir/FormatTestComments.cpp.o
[1060/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/IndexActionTests.cpp.o
[1061/1223] Building CXX object tools/clang/unittests/Analysis/FlowSensitive/CMakeFiles/ClangAnalysisFlowSensitiveTests.dir/MultiVarConstantPropagationTest.cpp.o
[1062/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/tweaks/SpecialMembersTests.cpp.o
[1063/1223] Building CXX object unittests/Frontend/CMakeFiles/LLVMFrontendTests.dir/OpenMPDecompositionTest.cpp.o
[1064/1223] Building CXX object tools/clang/unittests/AST/CMakeFiles/ASTTests.dir/ASTImporterVisibilityTest.cpp.o
[1065/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/tweaks/ExpandMacroTests.cpp.o
[1066/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/InlayHintTests.cpp.o
[1067/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/ExpectedTypeTest.cpp.o
[1068/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/tweaks/DefineOutlineTests.cpp.o
[1069/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/tweaks/ShowSelectionTreeTests.cpp.o
[1070/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/tweaks/RemoveUsingNamespaceTests.cpp.o
[1071/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/tweaks/ScopifyEnumTests.cpp.o
[1072/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/PreambleTests.cpp.o
[1073/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/tweaks/AnnotateHighlightingsTests.cpp.o
[1074/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/tweaks/ObjCLocalizeStringLiteralTests.cpp.o
[1075/1223] Building CXX object tools/clang/unittests/Analysis/FlowSensitive/CMakeFiles/ClangAnalysisFlowSensitiveTests.dir/UncheckedOptionalAccessModelTest.cpp.o
[1076/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/tweaks/SwapIfBranchesTests.cpp.o
[1077/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/TestWorkspace.cpp.o
[1078/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/tweaks/DumpASTTests.cpp.o
[1079/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/tweaks/RawStringLiteralTests.cpp.o
[1080/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/tweaks/SwapBinaryOperandsTests.cpp.o
[1081/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/tweaks/ObjCMemberwiseInitializerTests.cpp.o
[1082/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/tweaks/TweakTests.cpp.o
[1083/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/tweaks/ExtractVariableTests.cpp.o
[1084/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/InsertionPointTests.cpp.o
[1085/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/tweaks/PopulateSwitchTests.cpp.o
[1086/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/tweaks/ExpandDeducedTypeTests.cpp.o
[1087/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/tweaks/DumpRecordLayoutTests.cpp.o
[1088/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/tweaks/TweakTesting.cpp.o
[1089/1223] Building CXX object tools/clang/tools/extra/clangd/unittests/CMakeFiles/ClangdTests.dir/DexTests.cpp.o

```

</details>

https://github.com/llvm/llvm-project/pull/133302

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