RFR: 8364128: Improve gathering of cpu feature names using stringStream [v4]

[Ashutosh Mehra]

On Tue, 29 Jul 2025 07:19:31 GMT, Johan Sjölen <jsjolen at openjdk.org> wrote:

>> Ashutosh Mehra has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   More compile failure fix
>>   
>>   Signed-off-by: Ashutosh Mehra <asmehra at redhat.com>
>
> It seems like we can just use a `stringStream` instead and not have to deal with any overflow of some buffer, since we strdup at the end.

@jdksjolen ping

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PR Comment: https://git.openjdk.org/jdk/pull/26515#issuecomment-3155229520