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https://issues.apache.org/jira/browse/IMPALA-6259?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Tim Armstrong updated IMPALA-6259:
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Issue Type: Improvement (was: Bug)
> Remove workaround for posix_memalign in SystemAllocator after LLVM 5.0 upgrade
> ------------------------------------------------------------------------------
>
> Key: IMPALA-6259
> URL: https://issues.apache.org/jira/browse/IMPALA-6259
> Project: IMPALA
> Issue Type: Improvement
> Components: Backend
> Affects Versions: Impala 2.11.0
> Reporter: Tim Armstrong
> Assignee: Bikramjeet Vig
> Priority: Major
>
> Once we upgrade to LLVM 5.0 we should be able to remove a workaround for
> https://bugs.llvm.org/show_bug.cgi?id=32968 :
> {code}
> #ifdef ADDRESS_SANITIZER
> // Workaround ASAN bug where posix_memalign returns 0 even when allocation
> fails.
> // It should instead return ENOMEM. See
> https://bugs.llvm.org/show_bug.cgi?id=32968.
> if (rc == 0 && *buffer_mem == nullptr && len != 0) rc = ENOMEM;
> #endif
> {code}
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