RFR: 8308031: Linkers should reject unpromoted variadic parameters

[Jorn Vernee]

On Wed, 31 May 2023 15:39:54 GMT, Maurizio Cimadamore <mcimadamore at openjdk.org> wrote:

>> test/jdk/java/foreign/StdLibTest.java line 386:
>> 
>>> 384:             return arena.allocateUtf8String("str");
>>> 385:         }, "str"),
>>> 386:         CHAR(int.class, C_INT, "%c", arena -> (int) 'h', (int) 'h'), // promote to int, per C spec
>> 
>> is it important to retain this, given that there's already an INT case?
>
> Maybe adding a long case would be more useful?

Yes, good idea.

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PR Review Comment: https://git.openjdk.org/jdk/pull/14225#discussion_r1212373879