Dear contributor,

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

In gcc_check master-aarch64, after:
  | 96 commits in gcc
  | b44b4f74344e c/123156 - overflow in shuffle mask for __builtin_shufflevector
  | 5ae3346507bb Do not skip jobserver flags with negative file descriptors
  | 135fe58ec9a9 ch: Fix detection of non-executed loop exit
  | b2b5ccb0a245 predict: Fix return value in unlikely_executed_stmt_p for __builtin_unreachable/__builtin_trap
  | 77ab3b07385f vartrack: fix skipping of unsuitable locs
  | ... and 91 more commits in gcc

Produces 16 regressions 1 fix:
  | 
  | 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 14 more
  | 
  | fixes.sum:
  | Running libstdc++:libstdc++-dg/conformance.exp ...
  | FAIL: 20_util/shared_ptr/cons/58659.cc -std=gnu++17 (test for excess errors)

Used configuration :
 *CI config* tcwg_gcc_check master-aarch64
 *configure and test flags:* none, autodetected on aarch64-unknown-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_gcc_check--master-aarch64-build/4499/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/4499/artifact/artifacts/notify/
The list of [ignored] baseline and flaky failures are in
 * https://ci.linaro.org/job/tcwg_gcc_check--master-aarch64-build/4499/artifact/artifacts/sumfiles/xfails.xfail

Current build   : https://ci.linaro.org/job/tcwg_gcc_check--master-aarch64-build/4499/artifact/artifacts
Reference build : https://ci.linaro.org/job/tcwg_gcc_check--master-aarch64-build/4498/artifact/artifacts