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https://issues.apache.org/jira/browse/ARROW-6128?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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ASF GitHub Bot updated ARROW-6128:
----------------------------------
Labels: pull-request-available (was: )
> [C++] Can't build with g++ 8.3.0 by class-memaccess warning
> -----------------------------------------------------------
>
> Key: ARROW-6128
> URL: https://issues.apache.org/jira/browse/ARROW-6128
> Project: Apache Arrow
> Issue Type: Improvement
> Components: C++
> Reporter: Sutou Kouhei
> Assignee: Sutou Kouhei
> Priority: Major
> Labels: pull-request-available
>
> This is caused by ARROW-5527.
> {noformat}
> src/arrow/util/hashing.h:313:11: error: 'void* memset(void*, int,
> size_t)' clearing an object of non-trivial type 'struct
> arrow::internal::HashTable<arrow::internal::ScalarMemoTable<nonstd::sv_lite::basic_string_view<char>,
> arrow::internal::HashTable>::Payload>::Entry'; use assignment or
> value-initialization instead [-Werror=class-memaccess]
> memset(entries_, 0, capacity * sizeof(Entry));
> ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> src/arrow/util/hashing.h:197:10: note: 'struct
> arrow::internal::HashTable<arrow::internal::ScalarMemoTable<nonstd::sv_lite::basic_string_view<char>,
> arrow::internal::HashTable>::Payload>::Entry' declared here
> struct Entry {
> ^~~~~
> {noformat}
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