RFR: 8268103: JNI functions incorrectly return a double after JDK-8265836

[Severin Gehwolf]

On Wed, 2 Jun 2021 08:58:06 GMT, Severin Gehwolf <sgehwolf at openjdk.org> wrote:

> Please review this trivial patch.  Stubs should return `-1` for `jlong` rather than `-1.0` (`double`) on aix/macosx.
> 
> Thoughts?

Thanks for the reviews!

-------------

PR: https://git.openjdk.java.net/jdk/pull/4300