Re: [Linaro-TCWG-CI] gcc-16-7460-g682c95b80872: no regression/no fix on master-thumb_m55_hard_eabi
Maxim Kuvyrkov via Gcc-regression <[email protected]>
| Newsgroups | gmane.comp.gcc.regression,gmane.linux.linaro.toolchain |
|---|---|
| Message-ID | <[email protected]> |
Hi Tomasz, Please ignore this report; it was due to a CI problem, which should be fixed now. -- Maxim Kuvyrkov https://www.linaro.org > On Apr 21, 2026, at 19:17, Tomasz Kaminski via linaro-toolchain <[email protected]> wrote: > > Hi, > > Neither the reference nor the current build includes later fixes for > zero_padding.cc file, in particular: > >> commit 3a41229f92022bfb388911854d597721fce76714 >> Author: Tomasz Kamiński <[email protected]> >> Date: Thu Mar 5 08:57:24 2026 +0100 >> >> libstdc++: Fix atomic/cons/zero_padding.cc test for arm-none-eabi > [PR124124] >> >> The test uses dg-require-atomic-cmpxchg-word that checks if atomic > compare >> exchange is available for pointer sized integers, and then test types > that >> are eight bytes in size. This causes issue for targets for which > pointers >> are four byte and libatomic is not present, like arm-none-eabi. > > > >> commit f3ba5ad088cebe117f857329a35b95d18d97a808 >> Author: Tomasz Kamiński <[email protected]> >> Date: Tue Feb 17 13:35:39 2026 +0100 >> >> libstdc++: Correct requirements for atomic/cons/zero_padding.cc tests > again [PR124124] >> >> The requirements introduced in previous patch r16-7548-g060d7c2a9c1fe1, >> were not sufficient for types of size bigger than 64B (Ctor or long > double), >> as dg-add-options of libatomic, links libatomic only if it is required > to >> handle atomics of 64B types or pointers. > > Are issue still present on thunk build? > > > On Mon, Apr 20, 2026 at 10:28 PM <[email protected]> wrote: > >> Dear contributor, >> >> Our automatic CI has detected problems related to your patch(es). Please >> find some details below. >> >> In arm-eabi cortex-m55 hard, after: >> | commit gcc-16-7460-g682c95b80872 >> | Author: Tomasz Kamiński <[email protected]> >> | Date: Wed Feb 11 15:05:00 2026 +0100 >> | >> | libstdc++: Add test for atomic with padding on heap [PR123875] >> | >> | C++26 makes the values of uninitialized stack object erroneous, >> | de-facto requiring their initialization, so adding a test for >> | variable on heap. >> | ... 8 lines of the commit log omitted. >> >> >> Used configuration : >> *CI config* tcwg_gnu_embed_check_gcc arm-eabi -mthumb >> -march=armv8.1-m.main+mve.fp+fp.dp -mtune=cortex-m55 -mfloat-abi=hard >> -mfpu=auto >> *configure and test flags:* --target arm-eabi --disable-multilib >> --with-mode=thumb --with-arch=armv8.1-m.main+mve.fp+fp.dp --with-float=hard >> --target_board=-mthumb/-march=armv8.1-m.main+mve.fp+fp.dp/-mtune=cortex-m55/-mfloat-abi=hard/-mfpu=auto >> qemu-cpu=cortex-m55 >> >> We track this bug report under >> https://linaro.atlassian.net/browse/GNU-1877. 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 >> * >> http://54.172.246.49:9090/jobs/tcwg_gnu_embed_check_gcc--master-thumb_m55_hard_eabi-build/builds/10013/archive/artifacts/00-sumfiles/ >> The full lists of regressions and improvements as well as configure and >> make commands are in >> * >> http://54.172.246.49:9090/jobs/tcwg_gnu_embed_check_gcc--master-thumb_m55_hard_eabi-build/builds/10013/archive/artifacts/notify/ >> The list of [ignored] baseline and flaky failures are in >> * >> http://54.172.246.49:9090/jobs/tcwg_gnu_embed_check_gcc--master-thumb_m55_hard_eabi-build/builds/10013/archive/artifacts/sumfiles/xfails.xfail >> >> Current build : >> http://54.172.246.49:9090/jobs/tcwg_gnu_embed_check_gcc--master-thumb_m55_hard_eabi-build/builds/10013/archive/artifacts/ >> Reference build : >> http://54.172.246.49:9090/jobs/tcwg_gnu_embed_check_gcc--master-thumb_m55_hard_eabi-build/builds/10010/archive/artifacts/ >> >> Instruction to reproduce the build : >> https://gitlab.com/LinaroLtd/tcwg/ci/interesting-commits/-/raw/master/gcc/sha1/682c95b808724e6f876ea709b873ac6771704d7b/tcwg_gnu_embed_check_gcc/master-thumb_m55_hard_eabi/reproduction_instructions.txt >> >> Full commit : See in git+ssh://[email protected]/git/gcc.git >> > _______________________________________________ > linaro-toolchain mailing list -- [email protected] > To unsubscribe send an email to [email protected]