RFR: 7903285: jextract should skip static symbols [v2]

[Maurizio Cimadamore]

On Tue, 6 Sep 2022 13:30:11 GMT, Athijegannathan Sundararajan <sundar at openjdk.org> wrote:

>> Cursor linkage kind CXLinkage_Internal is used for static variables and static functions. Filtering the cursors with that linkage kind. Most of the changes are due to regenerated clang bindings to include clang_getCursorLinkage and CXLinkageKind enum constants.
>
> Athijegannathan Sundararajan has updated the pull request incrementally with one additional commit since the last revision:
> 
>   by miakste, used llvm 10 to regenerate bindings. Using llvm 13.0.0 now.

test/testng/org/openjdk/jextract/test/toolprovider/test7903285.h line 25:

> 23: 
> 24: void func(int);
> 25: inline int mul(int x, int y) { return x*y; }

should we have examples with also `static` (and also `static inline`) e.g. 2x2 matrix: { static, no static } x {inline, no inline }

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PR: https://git.openjdk.org/jextract/pull/70