Re: [EXT] [Linaro-TCWG-CI] basepoints/gcc-14-4038-gb975c0dc3be: Failure

[Andrew Pinski <pinskia@gmail.com>]

On Sat, Sep 16, 2023 at 12:26 PM Andrew Pinski <apinski@marvell.com> wrote:
>
> I could not reproduce the bootstrap failure at -O3 on x86_64.
> I used --with-build-config=bootstrap-O3 .
> Maybe this is an arm (32?) only issue.

It looks like it is only reproducible with ILP32.
And reported as https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111435 now.
And I have a fix.

Thanks,
Andrew

>
> Thanks,
> Andrew
>
> ________________________________________
> From: ci_notify@linaro.org <ci_notify@linaro.org>
> Sent: Saturday, September 16, 2023 5:33 AM
> To: Andrew Pinski
> Cc: gcc-regression@gcc.gnu.org
> Subject: [EXT] [Linaro-TCWG-CI] basepoints/gcc-14-4038-gb975c0dc3be: Failure
>
> External Email
>
> ----------------------------------------------------------------------
> 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.
>
> In CI config tcwg_bootstrap_build/master-arm-bootstrap_O3 after:
>
>   | commit basepoints/gcc-14-4038-gb975c0dc3be
>   | Author: Andrew Pinski <apinski@marvell.com>
>   | Date:   Thu Sep 14 14:47:04 2023 -0700
>   |
>   |     MATCH: Improve zero_one_valued_p for cases without range information
>   |
>   |     I noticed we sometimes lose range information in forwprop due to a few
>   |     match and simplify patterns optimizing away casts. So the easier way
>   |     to these cases is to add a match for zero_one_valued_p wich mathes
>   |     a cast from another zero_one_valued_p.
>   |     This also adds the case of `x & zero_one_valued_p` as being zero_one_valued_p
>   | ... 13 lines of the commit log omitted.
>
> Results changed to
> # reset_artifacts:
> -10
> # true:
> 0
> # build_abe bootstrap_O3:
> # FAILED
> # First few build errors in logs:
> # 00:30:42 xg++: internal compiler error: Segmentation fault signal terminated program cc1plus
> # 00:30:42 make[3]: *** [Makefile:1184: tree-ssa-loop-niter.o] Error 4
> # 00:30:42 make[2]: *** [Makefile:5051: all-stage2-gcc] Error 2
> # 00:30:42 make[1]: *** [Makefile:25871: stage2-bubble] Error 2
> # 00:30:42 make: *** [Makefile:1090: all] Error 2
> # 00:07:25 make[3]: [Makefile:1822: armv8l-unknown-linux-gnueabihf/bits/largefile-config.h] Error 1 (ignored)
> # 00:25:31 xg++: internal compiler error: Segmentation fault signal terminated program cc1plus
> # 00:25:31 make[3]: *** [Makefile:1184: tree-ssa-loop-niter.o] Error 4
> # 00:30:14 make[2]: *** [Makefile:5051: all-stage2-gcc] Error 2
> # 00:30:14 make[1]: *** [Makefile:25871: stage2-bubble] Error 2
> # 00:30:14 make: *** [Makefile:1090: all] Error 2
>
> From
> # reset_artifacts:
> -10
> # true:
> 0
> # build_abe bootstrap_O3:
> 1
>
>
>
> -----------------8<--------------------------8<--------------------------8<--------------------------
> The information below can be used to reproduce a debug environment:
>
> Current build   : https://urldefense.proofpoint.com/v2/url?u=https-3A__ci.linaro.org_job_tcwg-5Fbootstrap-5Fbuild-2D-2Dmaster-2Darm-2Dbootstrap-5FO3-2Dbuild_211_artifact_artifacts&d=DwICaQ&c=nKjWec2b6R0mOyPaz7xtfQ&r=L_uAQMgirzaBwiEk05NHY-AMcNfJzugOS_xTjrtS94k&m=nfk6uFrO_t-wguOEbA32pDyvGuUhTwdn9_uQ8Gblwaazik2TcSd17GQcH0o2o8O6&s=WYoaCjYI6xWmbewg03bGLUGOIAecJfgBHCaZiZC1JZk&e=
> Reference build : https://urldefense.proofpoint.com/v2/url?u=https-3A__ci.linaro.org_job_tcwg-5Fbootstrap-5Fbuild-2D-2Dmaster-2Darm-2Dbootstrap-5FO3-2Dbuild_210_artifact_artifacts&d=DwICaQ&c=nKjWec2b6R0mOyPaz7xtfQ&r=L_uAQMgirzaBwiEk05NHY-AMcNfJzugOS_xTjrtS94k&m=nfk6uFrO_t-wguOEbA32pDyvGuUhTwdn9_uQ8Gblwaazik2TcSd17GQcH0o2o8O6&s=hG-1jEiAihzbhIeXE_9N6A65VKNtSbURkRK1Bp2ccm4&e=
>
> Reproduce last good and first bad builds: https://urldefense.proofpoint.com/v2/url?u=https-3A__git.linaro.org_toolchain_ci_interesting-2Dcommits.git_plain_gcc_sha1_b975c0dc3be285655800180260c985bc97886f2e_tcwg-5Fbootstrap-5Fbuild_master-2Darm-2Dbootstrap-5FO3_reproduction-5Finstructions.txt&d=DwICaQ&c=nKjWec2b6R0mOyPaz7xtfQ&r=L_uAQMgirzaBwiEk05NHY-AMcNfJzugOS_xTjrtS94k&m=nfk6uFrO_t-wguOEbA32pDyvGuUhTwdn9_uQ8Gblwaazik2TcSd17GQcH0o2o8O6&s=HPv992XIo9vGGpvMHTetglDPuLwJ5jk2JjPoPUfnWVs&e=
>
> Full commit : https://urldefense.proofpoint.com/v2/url?u=https-3A__github.com_gcc-2Dmirror_gcc_commit_b975c0dc3be285655800180260c985bc97886f2e&d=DwICaQ&c=nKjWec2b6R0mOyPaz7xtfQ&r=L_uAQMgirzaBwiEk05NHY-AMcNfJzugOS_xTjrtS94k&m=nfk6uFrO_t-wguOEbA32pDyvGuUhTwdn9_uQ8Gblwaazik2TcSd17GQcH0o2o8O6&s=OID9-u3RWopY9IqGpKcp0c4DrorIhYgvwasNWAr9FsU&e=
>
> Latest bug report status : https://urldefense.proofpoint.com/v2/url?u=https-3A__linaro.atlassian.net_browse_GNU-2D942&d=DwICaQ&c=nKjWec2b6R0mOyPaz7xtfQ&r=L_uAQMgirzaBwiEk05NHY-AMcNfJzugOS_xTjrtS94k&m=nfk6uFrO_t-wguOEbA32pDyvGuUhTwdn9_uQ8Gblwaazik2TcSd17GQcH0o2o8O6&s=vTu1n0EvztBVAVtc63ngN3GXSXOYCKXK1gx5dz82P7M&e=
>
> List of configurations that regressed due to this commit :
> * tcwg_bootstrap_build
> ** master-arm-bootstrap_O3
> *** Failure
> *** https://urldefense.proofpoint.com/v2/url?u=https-3A__git.linaro.org_toolchain_ci_interesting-2Dcommits.git_plain_gcc_sha1_b975c0dc3be285655800180260c985bc97886f2e_tcwg-5Fbootstrap-5Fbuild_master-2Darm-2Dbootstrap-5FO3_details.txt&d=DwICaQ&c=nKjWec2b6R0mOyPaz7xtfQ&r=L_uAQMgirzaBwiEk05NHY-AMcNfJzugOS_xTjrtS94k&m=nfk6uFrO_t-wguOEbA32pDyvGuUhTwdn9_uQ8Gblwaazik2TcSd17GQcH0o2o8O6&s=QSyrDiUyqldbR0TYkx42HE3ImuWX0b5QjWUsSBBCgl4&e=
> *** https://urldefense.proofpoint.com/v2/url?u=https-3A__ci.linaro.org_job_tcwg-5Fbootstrap-5Fbuild-2D-2Dmaster-2Darm-2Dbootstrap-5FO3-2Dbuild_211_&d=DwICaQ&c=nKjWec2b6R0mOyPaz7xtfQ&r=L_uAQMgirzaBwiEk05NHY-AMcNfJzugOS_xTjrtS94k&m=nfk6uFrO_t-wguOEbA32pDyvGuUhTwdn9_uQ8Gblwaazik2TcSd17GQcH0o2o8O6&s=D8hTF_4h-q_6r-Q8r28fR3HVVSj2vgx1D1VQDDzp_gA&e=