RFR: 8303374: Implement JEP 455: Primitive Types in Patterns, instanceof, and switch (Preview) [v44]

[Vicente Romero]

On Wed, 24 Jan 2024 15:26:54 GMT, Aggelos Biboudis <abimpoudis at openjdk.org> wrote:

>> This is the proposed patch for Primitive types in patterns, instanceof, and switch (Preview).
>> 
>> Draft spec here: https://cr.openjdk.org/~abimpoudis/instanceof/latest/
>
> Aggelos Biboudis has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - Enhance Javadoc of ExactConversionsSupport (2)
>  - Enhance Javadoc of ExactConversionsSupport

src/java.base/share/classes/java/lang/runtime/SwitchBootstraps.java line 461:

> 459:                                     // Object o = ...
> 460:                                     // o instanceof Wrapped(float)
> 461:                                     cb.aload(0);

probably just a matter of style so up to you, but I don't like the mixing of low level code generation here with higher level logic. I would prefer to see the code generation be extracted if possible to helper methods and or a separate helper class.

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PR Review Comment: https://git.openjdk.org/jdk/pull/15638#discussion_r1465102870