[IMPALA-4493] StringCompareTest fails under ASAN

• Type: Bug
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: Impala 2.8.0
• Fix Version/s: Impala 2.8.0
• Component/s: Backend
• Labels: broken-build
• Target Version: Impala 2.8.0
• Assignee: Daniel Hecht
• Reporter: Tim Armstrong
• Created: 16/Nov/16 16:17
• Updated: 17/Nov/16 01:52
• Resolved: 17/Nov/16 01:52

Description

I ran into this on a private build but it looks like we will hit it with the ASAN build.

[==========] Running 1 test from 1 test case.
[----------] Global test environment set-up.
[----------] 1 test from StringCompareTest
[ RUN      ] StringCompareTest.Basic
be/src/runtime/string-compare-test.cc:32: Failure
Value of: StringCompare(l.c_str(), l.size(), r.c_str(), r.size(), cmp_len)
  Actual: 126
Expected: strncmp(l.c_str(), r.c_str(), cmp_len)
Which is: 1
be/src/runtime/string-compare-test.cc:32: Failure
Value of: StringCompare(l.c_str(), l.size(), r.c_str(), r.size(), cmp_len)
  Actual: -126
Expected: strncmp(l.c_str(), r.c_str(), cmp_len)
Which is: -1
be/src/runtime/string-compare-test.cc:32: Failure
Value of: StringCompare(l.c_str(), l.size(), r.c_str(), r.size(), cmp_len)
  Actual: 127
Expected: strncmp(l.c_str(), r.c_str(), cmp_len)
Which is: 1
be/src/runtime/string-compare-test.cc:32: Failure
Value of: StringCompare(l.c_str(), l.size(), r.c_str(), r.size(), cmp_len)
  Actual: -127
Expected: strncmp(l.c_str(), r.c_str(), cmp_len)
Which is: -1
be/src/runtime/string-compare-test.cc:32: Failure
Value of: StringCompare(l.c_str(), l.size(), r.c_str(), r.size(), cmp_len)
  Actual: 254