Dear contributor,

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

In  master-aarch64, after:
  | 42 commits in gcc
  | 8b589bbca45 aarch64: Add support for memetag-stack sanitizer using MTE insns
  | 67a37366924 asan: memtag-stack add support for MTE instructions
  | 765936bb9b5 asan: add new memtag sanitizer
  | 20b671e685e target-insns.def: (compose_tag) New pattern.
  | f04c6c49957 target-insns.def: (tag_memory) New pattern.
  | ... and 37 more commits in gcc

Produces 14 regressions:
  | 
  | regressions.sum:
  | Running g++:g++.dg/dg.exp ...
  | FAIL: g++.dg/concepts/diagnostic5.C -std=c++20  at line 7 (test for warnings, line 5)
  | FAIL: g++.dg/concepts/diagnostic5.C -std=c++26  at line 7 (test for warnings, line 5)
  | Running g++:g++.old-deja/old-deja.exp ...
  | FAIL: g++.old-deja/g++.pt/typename3.C -std=gnu++20  (test for errors, line 20)
  | ... and 11 more

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

If you have any questions regarding this report, please ask on linaro-toolchain@lists.linaro.org mailing list.

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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/2483/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/2483/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/2483/artifact/artifacts/sumfiles/xfails.xfail

Current build   : https://ci.linaro.org/job/tcwg_gnu_cross_check_gcc--master-aarch64-build/2483/artifact/artifacts
Reference build : https://ci.linaro.org/job/tcwg_gnu_cross_check_gcc--master-aarch64-build/2480/artifact/artifacts