[clang] [clang][bytecode] Don't set OnePastEnd bit for array elements (PR #136422)

Sat Apr 19 09:13:22 PDT 2025

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `clang-aarch64-sve2-vla-2stage` running on `linaro-g4-02` while building `clang` at step 12 "ninja check 2".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/199/builds/2873

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

```
Step 12 (ninja check 2) failure: stage 2 checked (failure)
...
[922/1396] Linking CXX executable unittests/ExecutionEngine/ExecutionEngineTests
clang++: warning: argument unused during compilation: '-mllvm -scalable-vectorization=preferred' [-Wunused-command-line-argument]
clang++: warning: argument unused during compilation: '-mllvm -treat-scalable-fixed-error-as-warning=false' [-Wunused-command-line-argument]
[940/1396] Linking CXX executable unittests/Demangle/DemangleTests
clang++: warning: argument unused during compilation: '-mllvm -scalable-vectorization=preferred' [-Wunused-command-line-argument]
clang++: warning: argument unused during compilation: '-mllvm -treat-scalable-fixed-error-as-warning=false' [-Wunused-command-line-argument]
[942/1396] Linking CXX executable unittests/DebugInfo/DWARF/DebugInfoDWARFTests
clang++: warning: argument unused during compilation: '-mllvm -scalable-vectorization=preferred' [-Wunused-command-line-argument]
clang++: warning: argument unused during compilation: '-mllvm -treat-scalable-fixed-error-as-warning=false' [-Wunused-command-line-argument]
[960/1396] Linking CXX executable unittests/InterfaceStub/InterfaceStubTests
FAILED: unittests/InterfaceStub/InterfaceStubTests 
: && /home/tcwg-buildbot/worker/clang-aarch64-sve2-vla-2stage/stage1.install/bin/clang++ -mcpu=neoverse-v2 -mllvm -scalable-vectorization=preferred -mllvm -treat-scalable-fixed-error-as-warning=false -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 -Wno-comment -Wstring-conversion -Wmisleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -O3 -DNDEBUG -fuse-ld=lld -Wl,--color-diagnostics    -Wl,--gc-sections unittests/InterfaceStub/CMakeFiles/InterfaceStubTests.dir/ELFYAMLTest.cpp.o -o unittests/InterfaceStub/InterfaceStubTests  lib/libLLVMInterfaceStub.a  lib/libLLVMSupport.a  lib/libllvm_gtest_main.a  lib/libllvm_gtest.a  lib/libLLVMTestingSupport.a  lib/libLLVMObject.a  lib/libLLVMIRReader.a  lib/libLLVMBitReader.a  lib/libLLVMAsmParser.a  lib/libLLVMCore.a  lib/libLLVMRemarks.a  lib/libLLVMBitstreamReader.a  lib/libLLVMMCParser.a  lib/libLLVMMC.a  lib/libLLVMTextAPI.a  lib/libLLVMBinaryFormat.a  lib/libLLVMTargetParser.a  lib/libllvm_gtest.a  lib/libLLVMSupport.a  -lrt  -ldl  -lm  /usr/lib/aarch64-linux-gnu/libz.so  lib/libLLVMDemangle.a  -lpthread && :
clang++: warning: argument unused during compilation: '-mllvm -scalable-vectorization=preferred' [-Wunused-command-line-argument]
clang++: warning: argument unused during compilation: '-mllvm -treat-scalable-fixed-error-as-warning=false' [-Wunused-command-line-argument]
ld.lld: error: cannot open lib/libllvm_gtest.a: No such file or directory
ld.lld: error: cannot open lib/libllvm_gtest.a: No such file or directory
clang++: error: linker command failed with exit code 1 (use -v to see invocation)
[963/1396] Building CXX object unittests/ExecutionEngine/Orc/CMakeFiles/OrcJITTests.dir/ResourceTrackerTest.cpp.o
[965/1396] Building CXX object unittests/ExecutionEngine/Orc/CMakeFiles/OrcJITTests.dir/RTDyldObjectLinkingLayerTest.cpp.o
[966/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/DemandedBitsTest.cpp.o
[967/1396] Building CXX object unittests/ExecutionEngine/Orc/CMakeFiles/OrcJITTests.dir/ReOptimizeLayerTest.cpp.o
[968/1396] Building CXX object unittests/ExecutionEngine/Orc/CMakeFiles/OrcJITTests.dir/JITLinkRedirectionManagerTest.cpp.o
[969/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/ConstantRangeListTest.cpp.o
[970/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/AbstractCallSiteTest.cpp.o
[971/1396] Building CXX object unittests/ExecutionEngine/Orc/CMakeFiles/OrcJITTests.dir/LazyCallThroughAndReexportsTest.cpp.o
[972/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/AttributesTest.cpp.o
[973/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/DebugTypeODRUniquingTest.cpp.o
[974/1396] Building CXX object unittests/FuzzMutate/CMakeFiles/FuzzMutateTests.dir/RandomIRBuilderTest.cpp.o
[975/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/CFGBuilder.cpp.o
[976/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/AsmWriterTest.cpp.o
[977/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/ConstantFPRangeTest.cpp.o
[978/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/ConstantsTest.cpp.o
[979/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/FunctionTest.cpp.o
[980/1396] Building CXX object unittests/ExecutionEngine/Orc/CMakeFiles/OrcJITTests.dir/MapperJITLinkMemoryManagerTest.cpp.o
[981/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/BasicBlockTest.cpp.o
[982/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/ManglerTest.cpp.o
[983/1396] Building CXX object unittests/ExecutionEngine/Orc/CMakeFiles/OrcJITTests.dir/SharedMemoryMapperTest.cpp.o
[984/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/MemoryModelRelaxationAnnotationsTest.cpp.o
[985/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/DominatorTreeBatchUpdatesTest.cpp.o
[986/1396] Building CXX object unittests/FuzzMutate/CMakeFiles/FuzzMutateTests.dir/OperationsTest.cpp.o
[987/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/MDBuilderTest.cpp.o
[988/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/BasicBlockDbgInfoTest.cpp.o
[989/1396] Building CXX object unittests/FuzzMutate/CMakeFiles/FuzzMutateTests.dir/StrategiesTest.cpp.o
[990/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/ShuffleVectorInstTest.cpp.o
[991/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/ModuleSummaryIndexTest.cpp.o
[992/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/IntrinsicsTest.cpp.o
[993/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/DroppedVariableStatsIRTest.cpp.o
[994/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/LegacyPassManagerTest.cpp.o
[995/1396] Building CXX object unittests/IR/CMakeFiles/IRTests.dir/DominatorTreeTest.cpp.o

```

</details>

https://github.com/llvm/llvm-project/pull/136422