RFR: 8369393: NMT: poison the canaries of malloc header under ASAN build [v16]

[Thomas Stuefe]

On Fri, 7 Nov 2025 08:50:46 GMT, Afshin Zafari <azafari at openjdk.org> wrote:

>> src/hotspot/share/nmt/mallocHeader.hpp line 155:
>> 
>>> 153: 
>>> 154:   uint8_t* footer_address() const { return ((address)this) + sizeof(MallocHeader) + size(); }
>>> 155: 
>> 
>> Why is this moved to the public interface? If it's for the tests, then use a fixture class and a `friend class` declaration in `MallocHeader`.
>
> No need. Moved to private.

Its still public?

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PR Review Comment: https://git.openjdk.org/jdk/pull/27685#discussion_r2559972870