I'll work on some benchmark comparisons.

On Sat, Feb 18, 2023, 1:38 PM Magnus Ihse Bursie <i...@openjdk.org> wrote:

> On Sat, 18 Feb 2023 18:21:44 GMT, Justin King <jck...@openjdk.org> wrote:
>
> >> Update MSVC CFlags to be more consistent with other compilers. Also
> disables RTTI in a simliar manner to GCC/Clang for the JVM.
> >
> > Justin King has updated the pull request incrementally with one
> additional commit since the last revision:
> >
> >   Add comments clarifying -Oy-
> >
> >   Signed-off-by: Justin King <jck...@google.com>
>
> The new title is showing much clearer what you want to achieve, thanks for
> that. But I'd like to re-iterate what Erik said early on:
>
> > Changing the global optimization flags is a pretty big and potentially
> intrusive change. [...] I don't think making the number after the O in the
> flags match what we use for other compilers is motivation enough to warrant
> a change like this.
>
> That is, just making the flags "match" is not motivation enough to accept
> such a change. This needs to be thoroughly tested, and then communicated
> and discussed with the wider JDK community, including but not limited to,
> engineers specifically involved in performance testing, evaluation and
> improvements.
>
> -------------
>
> PR: https://git.openjdk.org/jdk/pull/12073
>

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