Dear contributor,

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

In  master-aarch64, after:
  | commit gcc-16-6162-g1c2c061c4df
  | Author: Claudiu Zissulescu <[email protected]>
  | Date:   Tue Dec 16 10:19:25 2025 +0200
  | 
  |     aarch64: Add memtag-stack tests
  |     
  |     Add basic tests for memtag-stack sanitizer.  Memtag stack sanitizer
  |     uses target hooks to emit AArch64 specific MTE instructions.
  |     
  | ... 31 lines of the commit log omitted.

Produces 4 regressions:
  | 
  | regressions.sum:
  | Running gcc:gcc.target/aarch64/memtag/memtag.exp ...
  | XPASS: gcc.target/aarch64/memtag/texec-1.c execution test
  | XPASS: gcc.target/aarch64/memtag/texec-2.c execution test
  | XPASS: gcc.target/aarch64/memtag/texec-3.c execution test
  | XPASS: gcc.target/aarch64/memtag/vla-2.c execution test

Used configuration :
 *CI config* tcwg_gnu_cross_check_gcc master-aarch64
 *configure and test flags:* --target aarch64-linux-gnu 

We track this bug report under https://linaro.atlassian.net/browse/GNU-1787. 
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_gnu_cross_check_gcc--master-aarch64-build/2484/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_gnu_cross_check_gcc--master-aarch64-build/2484/artifact/artifacts/notify/
The list of [ignored] baseline and flaky failures are in
 * 
https://ci.linaro.org/job/tcwg_gnu_cross_check_gcc--master-aarch64-build/2484/artifact/artifacts/sumfiles/xfails.xfail

Current build   : 
https://ci.linaro.org/job/tcwg_gnu_cross_check_gcc--master-aarch64-build/2484/artifact/artifacts
Reference build : 
https://ci.linaro.org/job/tcwg_gnu_cross_check_gcc--master-aarch64-build/2483/artifact/artifacts

Instruction to reproduce the build : 
https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sha1/1c2c061c4dfb816b13388a62fe450382cea496d3/tcwg_gnu_cross_check_gcc/master-aarch64/reproduction_instructions.txt

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

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