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  1. IMPALA
  2. IMPALA-6936

LLVM generates toxic x86 assembly for StringFunctions::Trim()

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Details

    • Bug
    • Status: Resolved
    • Critical
    • Resolution: Fixed
    • Impala 2.11.0
    • Impala 2.11.0
    • Backend
    • None
    • ghx-label-6

    Description

      The aggressively optimized IR->x86 assembly translation for UnionNode::MaterializeBatch() generates code for StringFunctions::Trim() that causes a crash in memcpy() due to bad addresses being passed in.

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            zoram Zoram Thanga
            zoram Zoram Thanga
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