RFR: 8327499: MethodHandleStatics.traceLambdaForm includes methods that cannot be generated

[Ioi Lam]

On Fri, 10 May 2024 00:45:31 GMT, Chen Liang <liach at openjdk.org> wrote:

> GenerateJLIClassesHelper has been making wrong assumptions about Invoker's LambdaForm method type parameters. Since they are distinct from those of Linkers, they are now tracked and generated separately. It seems that no proper invoker was ever generated before, except it happens that most invoker signatures can be taken as linker signature so we never detected it.
> 
> Requesting @iklam for a review; since I don't know how to deal with CDS, I have to relay to someone else to ensure this fixes the problem from the CDS side as well.

pinging @cl4es 

@liach, could you add a jtreg test case? I think you can use https://github.com/openjdk/jdk/blob/master/test/hotspot/jtreg/runtime/cds/appcds/dynamicArchive/CDSLambdaInvoker.java

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PR Comment: https://git.openjdk.org/jdk/pull/19164#issuecomment-2103835712