Dear contributor,

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

In gcc_check master-aarch64, after:
  | commit gcc-16-5727-g858f30072783
  | Author: Nathaniel Shead <[email protected]>
  | Date:   Sat Nov 15 15:27:13 2025 +1100
  | 
  |     c++: Support template block-scope OpenMP user-defined reductions in 
modules [PR119864]
  |     
  |     There were two issues preventing OpenMP reductions of UDTs from working
  |     in modules.
  |     
  | ... 31 lines of the commit log omitted.

Produces 10 regressions:
  | 
  | regressions.sum:
  | Running g++:g++.dg/modules/modules.exp ...
  | FAIL: g++.dg/modules/omp-4_a.C -std=c++17 (internal compiler error: in 
write_function_def, at cp/module.cc:12937)
  | FAIL: g++.dg/modules/omp-4_a.C -std=c++17 (test for excess errors)
  | FAIL: g++.dg/modules/omp-4_a.C -std=c++20 (internal compiler error: in 
write_function_def, at cp/module.cc:12937)
  | FAIL: g++.dg/modules/omp-4_a.C -std=c++20 (test for excess errors)
  | ... and 6 more

Used configuration :
 *CI config* tcwg_gcc_check master-aarch64
 *configure and test flags:* none, autodetected on aarch64-unknown-linux-gnu

We track this bug report under https://linaro.atlassian.net/browse/GNU-1768. 
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
 * 
https://ci.linaro.org/job/tcwg_gcc_check--master-aarch64-build/4434/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_gcc_check--master-aarch64-build/4434/artifact/artifacts/notify/
The list of [ignored] baseline and flaky failures are in
 * 
https://ci.linaro.org/job/tcwg_gcc_check--master-aarch64-build/4434/artifact/artifacts/sumfiles/xfails.xfail

Current build   : 
https://ci.linaro.org/job/tcwg_gcc_check--master-aarch64-build/4434/artifact/artifacts
Reference build : 
https://ci.linaro.org/job/tcwg_gcc_check--master-aarch64-build/4431/artifact/artifacts

Instruction to reproduce the build : 
https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sha1/858f300727833740f74d90378a0f302d4254ef37/tcwg_gcc_check/master-aarch64/reproduction_instructions.txt

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

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