RFR: 8338110: exclude Fingerprinter::do_type from ubsan checks

[Afshin Zafari]

On Mon, 12 Aug 2024 07:16:55 GMT, Matthias Baesken <mbaesken at openjdk.org> wrote:

>> For now we still have undefined behavior in Fingerprinter::do_type reported by ubsan ; exclude the method from ubsan checks until the signature handling code is adjusted .
>> 
>> With this change I can finally build with ubsan enabled, without special additional setting (using gcc devkit11.3.0 , on Linux x86_64).
>
> Hi Afshin, it is probably not a 'false positive' case .
> https://bugs.openjdk.org/browse/JDK-8331201
> stays open; it is just excluded for now, to be able to build ubsan-enabled binaries without  special switches or patches .
> At some point in time JDK-8331201 could be addressed (see the comments of Axel on this JBS bug).

Thank you @MBaesken for your comment and clarification. Now I understand.

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PR Comment: https://git.openjdk.org/jdk/pull/20522#issuecomment-2283365540