Hi Jakub,

On Tue, 10 Sept 2024 at 05:17, ci_notify@linaro.org wrote:

Dear contributor, our automatic CI has detected problems related to your patch(es). Please find some details below. If you have any questions, please follow up on linaro-toolchain@lists.linaro.org mailing list, Libera's #linaro-tcwg channel, or ping your favourite Linaro toolchain developer on the usual project channel.

We understand that it might be difficult to find the necessary logs or reproduce the issue locally. If you can't get what you need from our CI within minutes, let us know and we will be happy to help.

We track this report status in https://linaro.atlassian.net/browse/GNU-1338 , please let us know if you are looking at the problem and/or when you have a fix.

In arm-eabi cortex-m3 softfp after:

| commit gcc-15-3513-g964577c31df2 | Author: Jakub Jelinek jakub@redhat.com | Date: Fri Sep 6 13:50:47 2024 +0200 | | c++: Partially implement CWG 2867 - Order of initialization for structured bindings [PR115769] | | The following patch partially implements CWG 2867 | - Order of initialization for structured bindings. | The DR requires that initialization of e is sequenced before r_i and | that r_i initialization is sequenced before r_j for j > i, we already do it | that way, the former ordering is a necessity so that the get calls are | ... 78 lines of the commit log omitted.

FAIL: 12 regressions

regressions.sum: === g++ tests ===

Running g++:g++.dg/dg.exp ... FAIL: g++.dg/DRs/dr2867-1.C -std=gnu++11 (test for excess errors) UNRESOLVED: g++.dg/DRs/dr2867-1.C -std=gnu++11 compilation failed to produce executable FAIL: g++.dg/DRs/dr2867-1.C -std=gnu++14 (test for excess errors) UNRESOLVED: g++.dg/DRs/dr2867-1.C -std=gnu++14 compilation failed to produce executable FAIL: g++.dg/DRs/dr2867-1.C -std=gnu++17 (test for excess errors) UNRESOLVED: g++.dg/DRs/dr2867-1.C -std=gnu++17 compilation failed to produce executable FAIL: g++.dg/DRs/dr2867-2.C -std=gnu++11 (test for excess errors) ... and 6 more entries

These errors in the new tests added by your patch are caused by a recent patch of mine in binutils, for which I have sent a fix proposal: https://sourceware.org/pipermail/binutils/2024-September/136677.html

Thanks,

Christophe

You can find the failure logs in *.log.1.xz files in

• https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m3_softfp_e...

The full lists of regressions and improvements as well as configure and make commands are in

• https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m3_softfp_e...

The list of [ignored] baseline and flaky failures are in

• https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m3_softfp_e...

The configuration of this build is: CI config tcwg_gnu_embed_check_gcc arm-eabi -mthumb -march=armv7-m -mtune=cortex-m3 -mfloat-abi=softfp -mfpu=auto

-----------------8<--------------------------8<--------------------------8<-------------------------- The information below can be used to reproduce a debug environment:

Current build : https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m3_softfp_e... Reference build : https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m3_softfp_e...

Reproduce last good and first bad builds: https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha...

Full commit : https://github.com/gcc-mirror/gcc/commit/964577c31df206d780d5cc7bc07189d44de...

List of configurations that regressed due to this commit :

• tcwg_gnu_embed_check_gcc

** master-thumb_m3_softfp_eabi *** FAIL: 12 regressions *** https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/gcc/sha... *** https://ci.linaro.org/job/tcwg_gnu_embed_check_gcc--master-thumb_m3_softfp_e...