[Linaro-TCWG-CI] gcc-16-7556-gf3ba5ad088c: 1 regression 2 fixes on master-thumb_v8a_hard_eabi

Dear contributor,

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

In  arm-eabi thumb v8-a hard, after:
  | commit gcc-16-7556-gf3ba5ad088c
  | Author: Tomasz Kamiński <[email protected]>
  | Date:   Tue Feb 17 13:35:39 2026 +0100
  | 
  |     libstdc++: Correct requirements for atomic/cons/zero_padding.cc tests again [PR124124]
  |     
  |     The requirements introduced in previous patch r16-7548-g060d7c2a9c1fe1,
  |     were not sufficient for types of size bigger than 64B (Ctor or long double),
  |     as dg-add-options of libatomic, links libatomic only if it is required to
  | ... 17 lines of the commit log omitted.

Produces 1 regression 2 fixes:
  | 
  | regressions.sum:
  | Running libstdc++:libstdc++-dg/conformance.exp ...
  | FAIL: 29_atomics/atomic/cons/zero_padding.cc -std=gnu++20 execution test
  | 
  | fixes.sum:
  | Running libstdc++:libstdc++-dg/conformance.exp ...
  | UNRESOLVED: 29_atomics/atomic/cons/zero_padding.cc -std=gnu++20 compilation failed to produce executable
  | ... and 1 more

Used configuration :
 *CI config* tcwg_gnu_embed_check_gcc arm-eabi -mthumb -march=armv8-a+simd -mfpu=auto -mfloat-abi=hard
 *configure and test flags:* --target arm-eabi --disable-multilib --with-mode=thumb --with-arch=armv8-a+simd --with-fpu=crypto-neon-fp-armv8 --with-float=hard --target_board=-mthumb/-march=armv8-a+simd/-mfpu=auto/-mfloat-abi=hard qemu_cpu=any

We track this bug report under https://linaro.atlassian.net/browse/GNU-1883. 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_gnu_embed_check_gcc--master-thumb_v8a_hard_eabi-build/builds/10041/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_gnu_embed_check_gcc--master-thumb_v8a_hard_eabi-build/builds/10041/archive/artifacts/notify/
The list of [ignored] baseline and flaky failures are in
 * http://54.172.246.49:9090/jobs/tcwg_gnu_embed_check_gcc--master-thumb_v8a_hard_eabi-build/builds/10041/archive/artifacts/sumfiles/xfails.xfail

Current build   : http://54.172.246.49:9090/jobs/tcwg_gnu_embed_check_gcc--master-thumb_v8a_hard_eabi-build/builds/10041/archive/artifacts/
Reference build : http://54.172.246.49:9090/jobs/tcwg_gnu_embed_check_gcc--master-thumb_v8a_hard_eabi-build/builds/10040/archive/artifacts/

Instruction to reproduce the build : https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sha1/f3ba5ad088cebe117f857329a35b95d18d97a808/tcwg_gnu_embed_check_gcc/master-thumb_v8a_hard_eabi/reproduction_instructions.txt

Full commit : See in git+ssh://[email protected]/git/gcc.git