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https://issues.apache.org/jira/browse/ARROW-9923?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17192274#comment-17192274
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Neal Richardson commented on ARROW-9923:
----------------------------------------
https://github.com/apache/arrow/blob/master/cpp/cmake_modules/SetupCxxFlags.cmake
seems to be where these flags are set. It looks like SSE4.2 is assumed unless
you're on one of a set of non-x86 processors.
> [R] arrow R package build error: illegal instruction
> ----------------------------------------------------
>
> Key: ARROW-9923
> URL: https://issues.apache.org/jira/browse/ARROW-9923
> Project: Apache Arrow
> Issue Type: Bug
> Components: R
> Affects Versions: 1.0.1
> Environment: Platform: Linux node 5.8.5-arch1-1 #1 SMP PREEMPT Thu,
> 27 Aug 2020 18:53:02 +0000 x86_64 GNU/Linux
> CPU: AMD Athlon(tm) II X4 651 Quad-Core Processor (does not support SSE4,
> AVX/AVX2)
> Reporter: Maxim Terpilowski
> Priority: Major
> Labels: build
>
> arrow R package (v1.0.1) installing from CRAN results in an error.
> Build log: [https://pastebin.com/Zq1iMTzB]
>
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