Yida Wu has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/22632 )

Change subject: IMPALA-13868: Fix ASAN build failed in 
test_ai_generate_text_exprs
......................................................................


Patch Set 2:

(3 comments)

http://gerrit.cloudera.org:8080/#/c/22632/1//COMMIT_MSG
Commit Message:

http://gerrit.cloudera.org:8080/#/c/22632/1//COMMIT_MSG@15
PS1, Line 15: This issue was introduced by IMPALA-13565
> The heap-use-after-free issue happen in expr-test. But which test exactly?
Added some commit message. I think IMPALA-13565 had unit tests, but it is hard 
to trigger the asan error, in IMPALA-13812, the new added tests run in 
parallel, easy to trigger the asan error.


http://gerrit.cloudera.org:8080/#/c/22632/1/be/src/exprs/ai-functions.cc
File be/src/exprs/ai-functions.cc:

http://gerrit.cloudera.org:8080/#/c/22632/1/be/src/exprs/ai-functions.cc@121
PS1, Line 121: ParseImpalaOptions
> nit: I was confused at first when the patch mention Options. I thought it w
It is a parameter for Impala that contains options to execute the prompt on a 
specified AI platform using a specific approach. Since the function is just a 
static local function and our focus is on the asan fix, we might leave it as is


http://gerrit.cloudera.org:8080/#/c/22632/1/be/src/exprs/ai-functions.cc@130
PS1, Line 130: string(reinterpret_cast<const char*>(options.ptr), options.len)
> I found this code comment about StringVal.
Yeah, did a test, this StringVal here doesn't contain the NULL-terminator, so 
we need to use the length. As for operator <<, I can follow with a new Jira.



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: I9f4656e256bb9b31acc2653c3b910788ddf03f2b
Gerrit-Change-Number: 22632
Gerrit-PatchSet: 2
Gerrit-Owner: Yida Wu <[email protected]>
Gerrit-Reviewer: Abhishek Rawat <[email protected]>
Gerrit-Reviewer: Impala Public Jenkins <[email protected]>
Gerrit-Reviewer: Riza Suminto <[email protected]>
Gerrit-Reviewer: Yida Wu <[email protected]>
Gerrit-Comment-Date: Mon, 17 Mar 2025 16:34:03 +0000
Gerrit-HasComments: Yes

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