RFR: 8300543 Compiler Implementation for Pattern Matching for switch [v5]

[Vicente Romero]

On Fri, 21 Apr 2023 16:25:04 GMT, Jan Lahoda <jlahoda at openjdk.org> wrote:

>> This is the first draft of a patch for JEP 440 and JEP 441. Changes included:
>> 
>>  - the pattern matching for switch and record patterns features are made final, together with updates to tests.
>>  - parenthesized patterns are removed.
>>  - qualified enum constants are supported for case labels.
>> 
>> This change herein also includes removal record patterns in for each loop, which may be split into a separate PR in the future.
>
> Jan Lahoda has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - Adding test.
>  - Removing redundant continue, as noted on the review.

src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Flow.java line 808:

> 806:             }
> 807: 
> 808:             public static int hashCode(int excludeComponent, Type recordType, Type[] fullComponentTypes, PatternDescription... nested) {

this argument: `fullComponentTypes` is not being used in this method, could be removed

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PR Review Comment: https://git.openjdk.org/jdk/pull/13074#discussion_r1174066885