RFR: Add alternate desugaring strategy for null-restricted arrays [v3]

[Maurizio Cimadamore]

On Fri, 9 Jan 2026 16:24:50 GMT, Vicente Romero <vromero at openjdk.org> wrote:

>> Maurizio Cimadamore has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Address review comments
>
> src/java.base/share/classes/java/lang/runtime/ArrayCreation.java line 74:
> 
>> 72:      */
>> 73:     public static Object enumerated(Class<?> componentType, int flags, Object v1, Object v2) {
>> 74:         return copied(componentType, flags, 3, new Object[] { v1, v2 });
> 
> length should be `2` this time, I think

whoops

> src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Lower.java line 4304:
> 
>> 4302:         tree.elems = translate(tree.elems, types.elemtype(tree.type));
>> 4303:         if (tree.strict && tree.elems != null) {
>> 4304:             Assert.check(types.dimensions(tree.type) == 1, "Unexpected multi-dimensional null-restricted array");
> 
> should this be a compiler error?

Yes, it should be an error (in parser). But I'm just adding a sanity check (just in case) :-)

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PR Review Comment: https://git.openjdk.org/valhalla/pull/1877#discussion_r2676852438
PR Review Comment: https://git.openjdk.org/valhalla/pull/1877#discussion_r2676851627