Hi,
This failure is a false detection caused by a floating-point precision error in fast-math. Please ignore the mail. We'll update the test.
Sorry for the noise.
Dear contributor,
Our automatic CI has detected problems related to your patch(es). Please find some details below.
In tcwg_flang_test/main-aarch64-Ofast-sve_vls-lto-lld, after: | commit llvmorg-21-init-13711-ga0d699a8e686 | Author: Slava Zakharin szakharin@nvidia.com | Date: Wed May 28 17:18:04 2025 -0700 | | Reland "[flang] Added noalias attribute to function arguments. (#140803)" | | This helps to disambiguate accesses in the caller and the callee | after LLVM inlining in some apps. I did not see any performance | changes, but this is one step towards enabling other optimizations | ... 14 lines of the commit log omitted.
Produces 2 regressions: | | regressions.sum: | Running test-suite:Fujitsu/Fortran/0122 ... | FAIL: test-suite :: Fujitsu/Fortran/0122/Fujitsu-Fortran-0122_0045.test | FAIL: test-suite :: Fujitsu/Fortran/0122/Fujitsu-Fortran-0122_0048.test | # "FAIL" means : the execution of the compiled binary failed / output of the binary differs from the expected one
Used configuration :
- Toolchain : cmake -G Ninja ../llvm/llvm "-DLLVM_ENABLE_PROJECTS=clang;lld;flang;openmp;clang-tools-extra" -DCMAKE_BUILD_TYPE=Release -DLLVM_ENABLE_ASSERTIONS=True -DCMAKE_INSTALL_PREFIX=../llvm-install "-DLLVM_TARGETS_TO_BUILD=AArch64" -DCLANG_DEFAULT_LINKER=lld
- Testsuite : export LD_LIBRARY_PATH=$\WORKSPACE/llvm-install/lib/aarch64-unknown-linux-gnu${LD_LIBRARY_PATH:+:$\LD_LIBRARY_PATH}
cmake -GNinja -DCMAKE_C_COMPILER="$\WORKSPACE/llvm-install/bin/clang" -DCMAKE_CXX_COMPILER="$\WORKSPACE/llvm-install/bin/clang++" -DCMAKE_Fortran_COMPILER="$\WORKSPACE/llvm-install/bin/flang-new" -DCMAKE_BUILD_TYPE=Release -DCMAKE_C_FLAGS= -DCMAKE_CXX_FLAGS= -DCMAKE_Fortran_FLAGS= -DCMAKE_C_FLAGS_RELEASE="-O3 -ffast-math -march=armv8.4-a+sve -msve-vector-bits=256 -mllvm -treat-scalable-fixed-error-as-warning=false -flto -fuse-ld=lld -DNDEBUG" -DCMAKE_CXX_FLAGS_RELEASE="-O3 -ffast-math -march=armv8.4-a+sve -msve-vector-bits=256 -mllvm -treat-scalable-fixed-error-as-warning=false -flto -fuse-ld=lld -DNDEBUG" -DCMAKE_Fortran_FLAGS_RELEASE="-O3 -ffast-math -march=armv8.4-a+sve -msve-vector-bits=256 -mllvm -treat-scalable-fixed-error-as-warning=false -flto -fuse-ld=lld -DNDEBUG" -DTEST_SUITE_FORTRAN=ON -DTEST_SUITE_SUBDIRS=Fujitsu "$\WORKSPACE/test/test-suite"
We track this bug report under https://linaro.atlassian.net/browse/LLVM-1691. Please let us know if you have a fix.
If you have any questions regarding this report, please ask on linaro-toolchain@lists.linaro.org mailing list.
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The information below contains the details of the failures, and the ways to reproduce a debug environment:
You can find the failure logs in *.log.1.xz files in
The full lists of regressions and improvements as well as configure and make commands are in
The list of [ignored] baseline and flaky failures are in
Fujitsu testsuite : https://github.com/fujitsu/compiler-test-suite/
Current build : https://ci.linaro.org/job/tcwg_flang_test--main-aarch64-Ofast-sve_vls-lto-ll... Reference build : https://ci.linaro.org/job/tcwg_flang_test--main-aarch64-Ofast-sve_vls-lto-ll...
Instruction to reproduce the build : https://gitlab.com/Linaro/tcwg/ci/interesting-commits/-/raw/master/llvm/sha1...
Full commit : https://github.com/llvm/llvm-project/commit/a0d699a8e686cba99690cf28463d1452...
linaro-toolchain@lists.linaro.org
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Takahiro Kawashima (Fujitsu)