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Posted to issues@impala.apache.org by "Tim Armstrong (JIRA)" <ji...@apache.org> on 2017/08/29 23:50:01 UTC

[jira] [Created] (IMPALA-5860) Upgrade LLVM to 3.9.0 or later

Tim Armstrong created IMPALA-5860:
-------------------------------------

             Summary: Upgrade LLVM to 3.9.0 or later
                 Key: IMPALA-5860
                 URL: https://issues.apache.org/jira/browse/IMPALA-5860
             Project: IMPALA
          Issue Type: Improvement
          Components: Backend
            Reporter: Tim Armstrong
            Assignee: Tim Armstrong


LLVM 3.9 has some useful features, including support for the [[nodiscard]] attribute (https://clang.llvm.org/cxx_status.html) and support for GCC ABI tags (http://releases.llvm.org/3.9.0/docs/ReleaseNotes.html#gcc-abi-tag), which is required to support building against code generated by GCC 5 and later with the C++11 ABI.



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