RFR: JDK-8298084: Memory leak in Method::build_profiling_method_data [v6]

[Justin King]

On Thu, 8 Dec 2022 08:19:26 GMT, Justin King <jcking at openjdk.org> wrote:

>> Resolve memory leak related to `MethodData::_extra_data_lock` in `Method::build_profiling_method_data` by calling `MethodData::~MethodData()`.
>
> Justin King has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Add comment to metaprogramming usage
>   
>   Signed-off-by: Justin King <jcking at google.com>

> See: #11601 Was there a test for this?

Not directly, with the proposed approach (I left a comment as I was still a little confused), it might actually be possible. However it will be much easier to catch once I upstream LSan. Speaking of that, I filed https://bugs.openjdk.org/browse/JDK-8298445 as I have been meaning to.

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PR: https://git.openjdk.org/jdk/pull/11526