RFR: 8338449: ubsan: division by zero in sharedRuntimeTrans.cpp

[Andrew Haley]

On Tue, 15 Oct 2024 12:18:33 GMT, David Holmes <dholmes at openjdk.org> wrote:

> I'm not sure what the implications of this actually are. Do we really need it? Maybe @jddarcy can comment?

It needs to return -Inf. ubsan seems wrong here: this IEEE-754 arithmetic is well defined, and has been for a very long while.

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PR Review Comment: https://git.openjdk.org/jdk/pull/21500#discussion_r1801820032