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https://issues.apache.org/jira/browse/ARROW-9877?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17186383#comment-17186383
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Frank Du commented on ARROW-9877:
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Apple clang doesn't extract "-march=skylake-avx512" to include "-mavx512f
-mavx512cd -mavx512vl -mavx512dq -mavx512bw"
> [C++][CI] homebrew-cpp fails due to avx512
> ------------------------------------------
>
> Key: ARROW-9877
> URL: https://issues.apache.org/jira/browse/ARROW-9877
> Project: Apache Arrow
> Issue Type: Bug
> Components: C++
> Reporter: Neal Richardson
> Assignee: Frank Du
> Priority: Major
> Labels: pull-request-available
> Fix For: 2.0.0
>
> Time Spent: 1h 40m
> Remaining Estimate: 0h
>
> This has been failing for a couple of days now. See e.g.
> https://travis-ci.org/github/ursa-labs/crossbow/builds/721587052#L9183
> {code}
> In file included from
> /tmp/apache-arrow-20200827-98957-1ebvdk8/cpp/src/arrow/util/bpacking_avx512.cc:19:
> /tmp/apache-arrow-20200827-98957-1ebvdk8/cpp/src/arrow/util/bpacking_avx512_generated.h:46:15:
> error: always_inline function '_mm512_set1_epi32' requires target feature
> 'avx512f', but would be inlined into function 'unpack1_32_avx512' that is
> compiled without support for 'avx512f'
> reg_masks = _mm512_set1_epi32(mask);
> ^
> {code}
> Could be caused by ARROW-9702?
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