Re: [Linaro-TCWG-CI] llvmorg-21-init-262-gcff0a460ae86: Failure on arm

[Nathan Chancellor <nathan@kernel.org>]

On Sun, Feb 02, 2025 at 10:30:18AM +0000, ci_notify@linaro.org wrote:
> Dear contributor,
> 
> Our automatic CI has detected problems related to your patch(es). Please find some details below.
> 
> In tcwg_kernel/llvm-master-arm-stable-allyesconfig, after:
>   | commit llvmorg-21-init-262-gcff0a460ae86
>   | Author: Bill Wendling <morbo@google.com>
>   | Date:   Thu Jan 30 15:36:13 2025 -0800
>   | 
>   |     [Clang][counted_by] Refactor __builtin_dynamic_object_size on FAMs (#122198)
>   |     
>   |     Refactoring of how __builtin_dynamic_object_size() is calculated for
>   |     flexible array members (in preparation for adding support for the
>   |     'counted_by' attribute on pointers in structs).
>   | ... 86 lines of the commit log omitted.
> 
> Produces Failure:
>   | Results changed to
>   | # reset_artifacts:
>   | -10
>   | # build_abe binutils:
>   | -9
>   | # build_kernel_llvm:
>   | -5
>   | # build_abe qemu:
>   | -2
>   | # linux_n_obj:
>   | 22473
>   | 
>   | From
>   | # reset_artifacts:
>   | -10
>   | # build_abe binutils:
>   | -9
>   | # build_kernel_llvm:
>   | -5
>   | # build_abe qemu:
>   | -2
>   | # linux_n_obj:
>   | 22474
> 
> Used configuration :
>  tcwg_kernel/llvm-master-arm-stable-allyesconfig
> 
> We track this bug report under https://linaro.atlassian.net/browse/LLVM-1541. 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.
> 
> -----------------8<--------------------------8<--------------------------8<--------------------------
> 
> The information below contains the details of the failures, and the ways to reproduce a debug environment:
> 
> 
> 
> Current build   : https://ci.linaro.org/job/tcwg_kernel--llvm-master-arm-stable-allyesconfig-build/233/artifact/artifacts
> Reference build : https://ci.linaro.org/job/tcwg_kernel--llvm-master-arm-stable-allyesconfig-build/232/artifact/artifacts
> 
> Instruction to reproduce the build : https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/llvm/sha1/cff0a460ae864505bc2a064c269ebe548aa35949/tcwg_kernel/llvm-master-arm-stable-allyesconfig/reproduction_instructions.txt
> 
> Full commit : https://github.com/llvm/llvm-project/commit/cff0a460ae864505bc2a064c269ebe548aa35949

Thanks, I think Bill fixed this with
https://github.com/llvm/llvm-project/commit/2eb44aa0a94a8d4230c1c9a0c306af16bfc92925

Cheers,
Nathan