Hi,
Probably this failure is a false detection caused by the fast-math flag. The
test uses NaN and very large values. Appending -fhonor-nans -fhonor-infinities
resolves the failure.
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_vla, after:
> | commit llvmorg-22-init-5791-ga36c13492afa
> | Author: Slava Zakharin <szakha...@nvidia.com>
> | Date: Fri Aug 29 13:04:55 2025 -0700
> |
> | [flang] Re-enable setting `noalias` on procedure arguments. (#155949)
> |
> | This is a follow-up on #140803, which was disabled in #142128
> | due to #143219.
>
> Produces 1 regression:
> |
> | regressions.sum:
> | Running test-suite:Fujitsu/Fortran/0351 ...
> | FAIL: test-suite :: Fujitsu/Fortran/0351/Fujitsu-Fortran-0351_0099.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;clang-tools-extra"
> "-DLLVM_ENABLE_RUNTIMES=openmp" -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/bin2/clang"
> -DCMAKE_CXX_COMPILER="$\WORKSPACE/llvm-install/bin2/clang++"
> -DCMAKE_Fortran_COMPILER="$\WORKSPACE/llvm-install/bin2/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=scalable -mllvm
> -scalable-vectorization=preferred -mllvm
> -treat-scalable-fixed-error-as-warning=false -DNDEBUG"
> -DCMAKE_CXX_FLAGS_RELEASE="-O3 -ffast-math -march=armv8.4-a+sve
> -msve-vector-bits=scalable -mllvm -scalable-vectorization=preferred -mllvm
> -treat-scalable-fixed-error-as-warning=false -DNDEBUG"
> -DCMAKE_Fortran_FLAGS_RELEASE="-O3 -ffast-math -march=armv8.4-a+sve
> -msve-vector-bits=scalable -mllvm -scalable-vectorization=preferred -mllvm
> -treat-scalable-fixed-error-as-warning=false -DNDEBUG"
> -DTEST_SUITE_FORTRAN=ON -DTEST_SUITE_SUBDIRS=Fujitsu
> -DTEST_SUITE_FUJITSU_WITH_FAST_MATH=ON "$\WORKSPACE/te
st/test-suite"
>
> We track this bug report under https://linaro.atlassian.net/browse/LLVM-2081.
> 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.
>
> -----------------8<--------------------------8<--------------------------8<--------------------------
>
> 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
> *
> https://ci.linaro.org/job/tcwg_flang_test--main-aarch64-Ofast-sve_vla-build/2442/artifact/artifacts/00-sumfiles/
> The full lists of regressions and improvements as well as configure and make
> commands are in
> *
> https://ci.linaro.org/job/tcwg_flang_test--main-aarch64-Ofast-sve_vla-build/2442/artifact/artifacts/notify/
> The list of [ignored] baseline and flaky failures are in
> *
> https://ci.linaro.org/job/tcwg_flang_test--main-aarch64-Ofast-sve_vla-build/2442/artifact/artifacts/sumfiles/xfails.xfail
>
> Fujitsu testsuite : https://github.com/fujitsu/compiler-test-suite/
>
> Current build :
> https://ci.linaro.org/job/tcwg_flang_test--main-aarch64-Ofast-sve_vla-build/2442/artifact/artifacts
> Reference build :
> https://ci.linaro.org/job/tcwg_flang_test--main-aarch64-Ofast-sve_vla-build/2441/artifact/artifacts
>
> Instruction to reproduce the build :
> https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/llvm/sha1/a36c13492afa64f925a9cf6ffe99534b501ee5cc/tcwg_flang_test/main-aarch64-Ofast-sve_vla/reproduction_instructions.txt
>
> Full commit :
> https://github.com/llvm/llvm-project/commit/a36c13492afa64f925a9cf6ffe99534b501ee5cc
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