[libcxx-commits] [libcxx] [libc++] Build the library with C++26 (PR #181021)
LLVM Continuous Integration via libcxx-commits
libcxx-commits at lists.llvm.org
Tue Mar 17 07:49:30 PDT 2026
llvm-ci wrote:
LLVM Buildbot has detected a new failure on builder `sanitizer-x86_64-linux-android` running on `sanitizer-buildbot-android` while building `libcxx` at step 2 "annotate".
Full details are available at: https://lab.llvm.org/buildbot/#/builders/186/builds/17132
<details>
<summary>Here is the relevant piece of the build log for the reference</summary>
```
Step 2 (annotate) failure: 'python ../sanitizer_buildbot/sanitizers/zorg/buildbot/builders/sanitizers/buildbot_selector.py' (failure)
...
[ RUN ] AddressSanitizer.ReallocTest
[ OK ] AddressSanitizer.ReallocTest (36 ms)
[ RUN ] AddressSanitizer.WrongFreeTest
[ OK ] AddressSanitizer.WrongFreeTest (124 ms)
[ RUN ] AddressSanitizer.LongJmpTest
[ OK ] AddressSanitizer.LongJmpTest (0 ms)
[ RUN ] AddressSanitizer.ThreadStackReuseTest
[ OK ] AddressSanitizer.ThreadStackReuseTest (1 ms)
[ DISABLED ] AddressSanitizer.DISABLED_MemIntrinsicUnalignedAccessTest
[ DISABLED ] AddressSanitizer.DISABLED_LargeFunctionSymbolizeTest
[ DISABLED ] AddressSanitizer.DISABLED_MallocFreeUnwindAndSymbolizeTest
[ RUN ] AddressSanitizer.UseThenFreeThenUseTest
[ OK ] AddressSanitizer.UseThenFreeThenUseTest (135 ms)
[ RUN ] AddressSanitizer.FileNameInGlobalReportTest
[ OK ] AddressSanitizer.FileNameInGlobalReportTest (115 ms)
[ DISABLED ] AddressSanitizer.DISABLED_StressStackReuseAndExceptionsTest
[ RUN ] AddressSanitizer.MlockTest
[ OK ] AddressSanitizer.MlockTest (0 ms)
[ DISABLED ] AddressSanitizer.DISABLED_DemoThreadedTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoStackTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoThreadStackTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoUAFLowIn
[ DISABLED ] AddressSanitizer.DISABLED_DemoUAFLowLeft
[ DISABLED ] AddressSanitizer.DISABLED_DemoUAFLowRight
[ DISABLED ] AddressSanitizer.DISABLED_DemoUAFHigh
[ DISABLED ] AddressSanitizer.DISABLED_DemoOOM
[ DISABLED ] AddressSanitizer.DISABLED_DemoDoubleFreeTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoNullDerefTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoFunctionStaticTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoTooMuchMemoryTest
[ RUN ] AddressSanitizer.LongDoubleNegativeTest
[ OK ] AddressSanitizer.LongDoubleNegativeTest (0 ms)
[----------] 19 tests from AddressSanitizer (25712 ms total)
[----------] Global test environment tear-down
[==========] 22 tests from 2 test suites ran. (25716 ms total)
[ PASSED ] 22 tests.
YOU HAVE 1 DISABLED TEST
skipping tests on aarch64
How to reproduce locally: https://github.com/google/sanitizers/wiki/SanitizerBotReproduceBuild
@@@STEP_FAILURE@@@
@@@STEP_FAILURE@@@
@@@STEP_FAILURE@@@
Step 9 (run cmake) failure: run cmake (failure)
...
-- Compiling and running to test HAVE_GNU_POSIX_REGEX
-- Performing Test HAVE_GNU_POSIX_REGEX -- failed to compile
-- Compiling and running to test HAVE_POSIX_REGEX
-- Performing Test HAVE_GNU_POSIX_REGEX -- failed to compile
-- Compiling and running to test HAVE_POSIX_REGEX
-- Performing Test HAVE_POSIX_REGEX -- compiled but failed to run
-- Compiling and running to test HAVE_STEADY_CLOCK
CMake Warning at /var/lib/buildbot/sanitizer-buildbot6/sanitizer-x86_64-linux-android/build/llvm-project/third-party/benchmark/CMakeLists.txt:319 (message):
Using std::regex with exceptions disabled is not fully supported
-- Performing Test HAVE_STEADY_CLOCK -- compiled but failed to run
-- Performing Test CMAKE_HAVE_LIBC_PTHREAD
-- Performing Test CMAKE_HAVE_LIBC_PTHREAD - Failed
-- Check if compiler accepts -pthread
-- Check if compiler accepts -pthread - yes
-- Found Threads: TRUE
-- Compiling and running to test HAVE_PTHREAD_AFFINITY
-- Performing Test HAVE_PTHREAD_AFFINITY -- failed to compile
-- Configuring done (30.7s)
-- Performing Test HAVE_POSIX_REGEX -- compiled but failed to run
-- Compiling and running to test HAVE_STEADY_CLOCK
CMake Warning at /var/lib/buildbot/sanitizer-buildbot6/sanitizer-x86_64-linux-android/build/llvm-project/third-party/benchmark/CMakeLists.txt:319 (message):
Using std::regex with exceptions disabled is not fully supported
-- Performing Test HAVE_POSIX_REGEX -- compiled but failed to run
CMake Warning at /var/lib/buildbot/sanitizer-buildbot6/sanitizer-x86_64-linux-android/build/llvm-project/third-party/benchmark/CMakeLists.txt:319 (message):
Using std::regex with exceptions disabled is not fully supported
-- Compiling and running to test HAVE_STEADY_CLOCK
-- Performing Test HAVE_STEADY_CLOCK -- compiled but failed to run
-- Performing Test HAVE_STEADY_CLOCK -- compiled but failed to run
-- Performing Test CMAKE_HAVE_LIBC_PTHREAD
-- Performing Test CMAKE_HAVE_LIBC_PTHREAD
-- Performing Test CMAKE_HAVE_LIBC_PTHREAD - Failed
-- Check if compiler accepts -pthread
-- Performing Test CMAKE_HAVE_LIBC_PTHREAD - Failed
-- Check if compiler accepts -pthread
-- Check if compiler accepts -pthread - yes
-- Found Threads: TRUE
-- Compiling and running to test HAVE_PTHREAD_AFFINITY
-- Check if compiler accepts -pthread - yes
-- Found Threads: TRUE
-- Compiling and running to test HAVE_PTHREAD_AFFINITY
-- Performing Test HAVE_PTHREAD_AFFINITY -- failed to compile
-- Performing Test HAVE_PTHREAD_AFFINITY -- failed to compile
-- Configuring done (31.6s)
-- Configuring done (31.6s)
-- Generating done (3.0s)
-- Build files have been written to: /var/lib/buildbot/sanitizer-buildbot6/sanitizer-x86_64-linux-android/build/llvm_build_android_i686
-- Generating done (3.0s)
-- Generating done (3.0s)
-- Build files have been written to: /var/lib/buildbot/sanitizer-buildbot6/sanitizer-x86_64-linux-android/build/llvm_build_android_aarch64
-- Build files have been written to: /var/lib/buildbot/sanitizer-buildbot6/sanitizer-x86_64-linux-android/build/llvm_build_android_arm
Step 10 (build android/aarch64) failure: build android/aarch64 (failure)
...
[664/705] Building CXX object lib/TextAPI/CMakeFiles/LLVMTextAPI.dir/Architecture.cpp.o
[665/705] Building CXX object lib/TargetParser/CMakeFiles/LLVMTargetParser.dir/XtensaTargetParser.cpp.o
[666/705] Building CXX object lib/TargetParser/CMakeFiles/LLVMTargetParser.dir/X86TargetParser.cpp.o
[667/705] Building CXX object lib/TextAPI/CMakeFiles/LLVMTextAPI.dir/PackedVersion.cpp.o
[668/705] Building CXX object lib/TargetParser/CMakeFiles/LLVMTargetParser.dir/RISCVTargetParser.cpp.o
[669/705] Building CXX object lib/TargetParser/CMakeFiles/LLVMTargetParser.dir/Triple.cpp.o
[670/705] Building CXX object lib/TargetParser/CMakeFiles/LLVMTargetParser.dir/RISCVISAInfo.cpp.o
[671/705] Linking CXX static library lib/libLLVMTargetParser.a
[672/705] Linking CXX static library lib/libLLVMBinaryFormat.a
[673/705] Linking CXX static library lib/libLLVMCore.a
[674/705] Linking CXX static library lib/libLLVMBitReader.a
[675/705] Linking CXX static library lib/libLLVMDebugInfoDWARFLowLevel.a
[676/705] Linking CXX static library lib/libLLVMMC.a
[677/705] Linking CXX static library lib/libLLVMMCParser.a
[678/705] Building CXX object lib/TextAPI/CMakeFiles/LLVMTextAPI.dir/Platform.cpp.o
[679/705] Building CXX object lib/AsmParser/CMakeFiles/LLVMAsmParser.dir/Parser.cpp.o
[680/705] Building Opts.inc...
[681/705] Building CXX object lib/TextAPI/CMakeFiles/LLVMTextAPI.dir/Symbol.cpp.o
[682/705] Building CXX object lib/TextAPI/CMakeFiles/LLVMTextAPI.dir/TextAPIError.cpp.o
[683/705] Building CXX object lib/TextAPI/CMakeFiles/LLVMTextAPI.dir/RecordVisitor.cpp.o
[684/705] Building CXX object lib/DebugInfo/Symbolize/CMakeFiles/LLVMSymbolize.dir/Symbolize.cpp.o
[685/705] Building CXX object lib/TextAPI/CMakeFiles/LLVMTextAPI.dir/SymbolSet.cpp.o
[686/705] Building CXX object lib/TextAPI/CMakeFiles/LLVMTextAPI.dir/InterfaceFile.cpp.o
[687/705] Building CXX object lib/TextAPI/CMakeFiles/LLVMTextAPI.dir/Target.cpp.o
[688/705] Building CXX object tools/llvm-symbolizer/CMakeFiles/llvm-symbolizer.dir/llvm-symbolizer-driver.cpp.o
[689/705] Building CXX object lib/TextAPI/CMakeFiles/LLVMTextAPI.dir/RecordsSlice.cpp.o
[690/705] Building CXX object lib/TextAPI/CMakeFiles/LLVMTextAPI.dir/Utils.cpp.o
[691/705] Building CXX object lib/TextAPI/CMakeFiles/LLVMTextAPI.dir/TextStubCommon.cpp.o
[692/705] Building CXX object tools/llvm-symbolizer/CMakeFiles/llvm-symbolizer.dir/llvm-symbolizer.cpp.o
[693/705] Building CXX object lib/TextAPI/CMakeFiles/LLVMTextAPI.dir/TextStubV5.cpp.o
[694/705] Building CXX object lib/TextAPI/CMakeFiles/LLVMTextAPI.dir/TextStub.cpp.o
[695/705] Linking CXX static library lib/libLLVMTextAPI.a
[696/705] Building CXX object lib/AsmParser/CMakeFiles/LLVMAsmParser.dir/LLParser.cpp.o
[697/705] Linking CXX static library lib/libLLVMAsmParser.a
[698/705] Linking CXX static library lib/libLLVMIRReader.a
[699/705] Linking CXX static library lib/libLLVMObject.a
[700/705] Linking CXX static library lib/libLLVMDebugInfoDWARF.a
[701/705] Linking CXX static library lib/libLLVMDebugInfoPDB.a
[702/705] Linking CXX static library lib/libLLVMDebugInfoGSYM.a
[703/705] Linking CXX static library lib/libLLVMSymbolize.a
[704/705] Linking CXX static library lib/libLLVMDebuginfod.a
[705/705] Linking CXX executable bin/llvm-symbolizer
ninja: Entering directory `compiler_rt_build_android_aarch64'
ninja: error: loading 'build.ninja': No such file or directory
How to reproduce locally: https://github.com/google/sanitizers/wiki/SanitizerBotReproduceBuild
Step 19 (run instrumented asan tests [arm/aosp_coral-userdebug/AOSP.MASTER]) failure: run instrumented asan tests [arm/aosp_coral-userdebug/AOSP.MASTER] (failure)
...
[ RUN ] AddressSanitizer.SignalTest
[ OK ] AddressSanitizer.SignalTest (339 ms)
[ RUN ] AddressSanitizer.ReallocTest
[ OK ] AddressSanitizer.ReallocTest (24 ms)
[ RUN ] AddressSanitizer.WrongFreeTest
[ OK ] AddressSanitizer.WrongFreeTest (245 ms)
[ RUN ] AddressSanitizer.LongJmpTest
[ OK ] AddressSanitizer.LongJmpTest (0 ms)
[ RUN ] AddressSanitizer.ThreadStackReuseTest
[ OK ] AddressSanitizer.ThreadStackReuseTest (1 ms)
[ DISABLED ] AddressSanitizer.DISABLED_MemIntrinsicUnalignedAccessTest
[ DISABLED ] AddressSanitizer.DISABLED_LargeFunctionSymbolizeTest
[ DISABLED ] AddressSanitizer.DISABLED_MallocFreeUnwindAndSymbolizeTest
[ RUN ] AddressSanitizer.UseThenFreeThenUseTest
[ OK ] AddressSanitizer.UseThenFreeThenUseTest (281 ms)
[ RUN ] AddressSanitizer.FileNameInGlobalReportTest
[ OK ] AddressSanitizer.FileNameInGlobalReportTest (296 ms)
[ DISABLED ] AddressSanitizer.DISABLED_StressStackReuseAndExceptionsTest
[ RUN ] AddressSanitizer.MlockTest
[ OK ] AddressSanitizer.MlockTest (0 ms)
[ DISABLED ] AddressSanitizer.DISABLED_DemoThreadedTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoStackTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoThreadStackTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoUAFLowIn
[ DISABLED ] AddressSanitizer.DISABLED_DemoUAFLowLeft
[ DISABLED ] AddressSanitizer.DISABLED_DemoUAFLowRight
[ DISABLED ] AddressSanitizer.DISABLED_DemoUAFHigh
[ DISABLED ] AddressSanitizer.DISABLED_DemoOOM
[ DISABLED ] AddressSanitizer.DISABLED_DemoDoubleFreeTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoNullDerefTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoFunctionStaticTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoTooMuchMemoryTest
[ RUN ] AddressSanitizer.LongDoubleNegativeTest
[ OK ] AddressSanitizer.LongDoubleNegativeTest (0 ms)
[----------] 19 tests from AddressSanitizer (66277 ms total)
[----------] Global test environment tear-down
[==========] 22 tests from 2 test suites ran. (66291 ms total)
[ PASSED ] 22 tests.
YOU HAVE 1 DISABLED TEST
skipping tests on aarch64
How to reproduce locally: https://github.com/google/sanitizers/wiki/SanitizerBotReproduceBuild
Serial 17031FQCB00176
Step 24 (run instrumented asan tests [arm/bluejay-userdebug/TQ3A.230805.001]) failure: run instrumented asan tests [arm/bluejay-userdebug/TQ3A.230805.001] (failure)
...
[ OK ] AddressSanitizer.SignalTest (214 ms)
[ RUN ] AddressSanitizer.ReallocTest
[ OK ] AddressSanitizer.ReallocTest (36 ms)
[ RUN ] AddressSanitizer.WrongFreeTest
[ OK ] AddressSanitizer.WrongFreeTest (124 ms)
[ RUN ] AddressSanitizer.LongJmpTest
[ OK ] AddressSanitizer.LongJmpTest (0 ms)
[ RUN ] AddressSanitizer.ThreadStackReuseTest
[ OK ] AddressSanitizer.ThreadStackReuseTest (1 ms)
[ DISABLED ] AddressSanitizer.DISABLED_MemIntrinsicUnalignedAccessTest
[ DISABLED ] AddressSanitizer.DISABLED_LargeFunctionSymbolizeTest
[ DISABLED ] AddressSanitizer.DISABLED_MallocFreeUnwindAndSymbolizeTest
[ RUN ] AddressSanitizer.UseThenFreeThenUseTest
[ OK ] AddressSanitizer.UseThenFreeThenUseTest (135 ms)
[ RUN ] AddressSanitizer.FileNameInGlobalReportTest
[ OK ] AddressSanitizer.FileNameInGlobalReportTest (115 ms)
[ DISABLED ] AddressSanitizer.DISABLED_StressStackReuseAndExceptionsTest
[ RUN ] AddressSanitizer.MlockTest
[ OK ] AddressSanitizer.MlockTest (0 ms)
[ DISABLED ] AddressSanitizer.DISABLED_DemoThreadedTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoStackTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoThreadStackTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoUAFLowIn
[ DISABLED ] AddressSanitizer.DISABLED_DemoUAFLowLeft
[ DISABLED ] AddressSanitizer.DISABLED_DemoUAFLowRight
[ DISABLED ] AddressSanitizer.DISABLED_DemoUAFHigh
[ DISABLED ] AddressSanitizer.DISABLED_DemoOOM
[ DISABLED ] AddressSanitizer.DISABLED_DemoDoubleFreeTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoNullDerefTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoFunctionStaticTest
[ DISABLED ] AddressSanitizer.DISABLED_DemoTooMuchMemoryTest
[ RUN ] AddressSanitizer.LongDoubleNegativeTest
[ OK ] AddressSanitizer.LongDoubleNegativeTest (0 ms)
[----------] 19 tests from AddressSanitizer (25712 ms total)
[----------] Global test environment tear-down
[==========] 22 tests from 2 test suites ran. (25716 ms total)
[ PASSED ] 22 tests.
YOU HAVE 1 DISABLED TEST
skipping tests on aarch64
How to reproduce locally: https://github.com/google/sanitizers/wiki/SanitizerBotReproduceBuild
program finished with exit code 1
elapsedTime=1765.909357
```
</details>
https://github.com/llvm/llvm-project/pull/181021
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