Dear contributor,

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

In  master-arm, after:
  | commit gcc-14-3129-ge41103081bfa
  | Author: Jan Hubicka <jh@suse.cz>
  | Date:   Thu Aug 10 18:35:13 2023 +0200
  | 
  |     Fix undefined behaviour in profile_count::differs_from_p
  |     
  |     This patch avoid overflow in profile_count::differs_from_p and also makes it to
  |     return false from one of the values is undefined while other is defined.
  |     
  | ... 4 lines of the commit log omitted.

Produces 1 regression 1 fix:
  | 
  | regressions.sum:
  | Running gcc:gcc.dg/dg.exp ...
  | XPASS: gcc.dg/unroll-7.c scan-rtl-dump-not loop2_unroll "Invalid sum"
  | 
  | fixes.sum:
  | Running libstdc++:libstdc++-dg/conformance.exp ...
  | FAIL: ext/rope/pthread7-rope.cc execution test

Used configuration :
 *CI config* tcwg_gnu_cross_check_gcc master-arm
 *configure and test flags:* --target arm-linux-gnueabihf 

We track this bug report under https://linaro.atlassian.net/browse/GNU-880. Please let us know if you have a fix.

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
 * https://ci.linaro.org/job/tcwg_gnu_cross_check_gcc--master-arm-build/812/artifact/artifacts/
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-arm-build/812/artifact/artifacts/notify/
The list of [ignored] baseline and flaky failures are in
 * https://ci.linaro.org/job/tcwg_gnu_cross_check_gcc--master-arm-build/812/artifact/artifacts/sumfiles/xfails.xfail

Current build   : https://ci.linaro.org/job/tcwg_gnu_cross_check_gcc--master-arm-build/812/artifact/artifacts
Reference build : https://ci.linaro.org/job/tcwg_gnu_cross_check_gcc--master-arm-build/805/artifact/artifacts

Instruction to reproduce the build : https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sha1/e41103081bfa341bdb1037e94d6b8f7a0af39067/tcwg_gnu_cross_check_gcc/master-arm/reproduction_instructions.txt

Full commit : https://github.com/gcc-mirror/gcc/commit/e41103081bfa341bdb1037e94d6b8f7a0af39067