Hi,
These tests are incorrect. Therefore, we will correct them.
The tests fail after a change in Flang runtime allocation behavior from malloc 
to 64-byte aligned aligned_alloc.

Please ignore the mail. We'll update the test.
We apologize for the false detection.

Best regards,
Yasuyuki Ohno

Software Development Div.,
Advanced Technology Development Unit,
Fujitsu Research, Fujitsu Limited, JAPAN.

________________________________
差出人: [email protected] <[email protected]>
送信: 2026 年 7 月 4 日 (土曜日) 14:21
宛先: [email protected] 
<[email protected]>
Cc: [email protected] <[email protected]>; 
[email protected] <[email protected]>
件名: [Linaro-TCWG-CI] llvmorg-23-init-21381-ga675a661b86f: 9 regressions on 
aarch64

Dear contributor,

Our automatic CI has detected problems related to your patch(es). Please find 
some details below.

In tcwg_flang_test/main-aarch64-O3-neoverse_v1-sve_vla-mpipeliner-stack_arrays, 
after:
  | commit llvmorg-23-init-21381-ga675a661b86f
  | Author: Jason Van Beusekom <[email protected]>
  | Date:   Wed Jul 1 10:36:38 2026 -0500
  |
  |     [Flang-RT] Change alignment for allocatable and pointer arrays to 64 … 
(#206525)
  |
  |     …bytes
  |
  |     in https://github.com/llvm/llvm-project/pull/194969 the default array
  | ... 9 lines of the commit log omitted.

Produces 9 regressions:
  |
  | regressions.sum:
  | Running test-suite:Fujitsu/Fortran/0449 ...
  | FAIL: test-suite :: Fujitsu/Fortran/0449/Fujitsu-Fortran-0449_0005.test
  | FAIL: test-suite :: Fujitsu/Fortran/0449/Fujitsu-Fortran-0449_0006.test
  | FAIL: test-suite :: Fujitsu/Fortran/0449/Fujitsu-Fortran-0449_0009.test
  | FAIL: test-suite :: Fujitsu/Fortran/0449/Fujitsu-Fortran-0449_0082.test
  | ... and 6 more
  | # "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 -mcpu=neoverse-v1 
-msve-vector-bits=scalable -mllvm -scalable-vectorization=preferred -mllvm 
-aarch64-enable-pipeliner -mllvm -pipeliner-mve-cg -DNDEBUG"   
-DCMAKE_CXX_FLAGS_RELEASE="-O3 -mcpu=neoverse-v1 -msve-vector-bits=scalable 
-mllvm -scalable-vectorization=preferred -mllvm -aarch64-enable-pipeliner 
-mllvm -pipeliner-mve-cg -DNDEBUG"         -DCMAKE_Fortran_FLAGS_RELEASE="-O3 
-mcpu=neoverse-v1 -msve-vector-bits=scalable -mllvm 
-scalable-vectorization=preferred -mllvm -aarch64-enable-pipeliner -mllvm 
-pipeliner-mve-cg -DNDEBUG -fstack-arrays"         -DTEST_SUITE_FORTRAN=ON 
-DTEST_SUITE_SUBDIRS=Fujitsu         "$\WORKSPACE/test/test-suite
 "

We track this bug report under https://linaro.atlassian.net/browse/LLVM-2240. 
(Require Linaro login) Please let us know if you have a fix.

If you have any questions regarding this report, please ask on 
[email protected] 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
 * 
http://54.172.246.49:9090/jobs/tcwg_flang_test--main-aarch64-O3-neoverse_v1-sve_vla-mpipeliner-stack_arrays-build/builds/10412/archive/artifacts/00-sumfiles/
The full lists of regressions and improvements as well as configure and make 
commands are in
 * 
http://54.172.246.49:9090/jobs/tcwg_flang_test--main-aarch64-O3-neoverse_v1-sve_vla-mpipeliner-stack_arrays-build/builds/10412/archive/artifacts/notify/
The list of [ignored] baseline and flaky failures are in
 * 
http://54.172.246.49:9090/jobs/tcwg_flang_test--main-aarch64-O3-neoverse_v1-sve_vla-mpipeliner-stack_arrays-build/builds/10412/archive/artifacts/sumfiles/xfails.xfail

Fujitsu testsuite : https://github.com/fujitsu/compiler-test-suite/

Current build   : 
http://54.172.246.49:9090/jobs/tcwg_flang_test--main-aarch64-O3-neoverse_v1-sve_vla-mpipeliner-stack_arrays-build/builds/10412/archive/artifacts/
Reference build : 
http://54.172.246.49:9090/jobs/tcwg_flang_test--main-aarch64-O3-neoverse_v1-sve_vla-mpipeliner-stack_arrays-build/builds/10411/archive/artifacts/

Instruction to reproduce the build : 
https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/llvm/sha1/a675a661b86f54d45e90778362a97c1699e63442/tcwg_flang_test/main-aarch64-O3-neoverse_v1-sve_vla-mpipeliner-stack_arrays/reproduction_instructions.txt

Full commit : 
https://github.com/llvm/llvm-project/commit/a675a661b86f54d45e90778362a97c1699e63442
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