RFR: 8357798: ReverseOrderListView allocates Boolean boxes

Aleksey Shipilev shade at openjdk.org
Tue May 27 07:38:52 UTC 2025


On Mon, 26 May 2025 19:01:35 GMT, Chen Liang <liach at openjdk.org> wrote:

> How is this an allocation? I examined `javap -c -p -v java.util.ReverseOrderListView` and confirmed this compiles to `Boolean.valueOf` in class files, which involves no new allocation.

Yeah, I brain-fogged a little here. Still, it makes sense to avoid an _object_ when a primitive field would do.

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PR Comment: https://git.openjdk.org/jdk/pull/25456#issuecomment-2911481864


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