RFR: JDK-8200083: Bump bootjdk requirement for JDK 11 to JDK 10

Thomas Stüfe thomas.stuefe at gmail.com
Thu Mar 22 05:48:23 UTC 2018

For what it is worth, I very much agree with Marting and Adrian.

It would make matters easier for downstream consumers if we could at least
retain N-2 compatibility, if compatibility to LTS is too much of a hassle
for Oracle.

Best Regards, Thomas

On Wed, Mar 21, 2018 at 11:41 PM, John Paul Adrian Glaubitz <
glaubitz at physik.fu-berlin.de> wrote:

> On 03/22/2018 07:07 AM, Martin Buchholz wrote:
> > But for users, being able to bootstrap with an ancient jdk is definitely
> > convenient.
> Convenient is an understatement. Always enforcing the N-1 version to be
> used can be quite painful for downstream distributions. Rust upstream
> does the same thing and it becomes very frustrating when bootstrapping
> the compiler.
> When, for example, an architecture has fallen back a couple of releases
> of OpenJDK, I would have to go through the whole chain of 8->9->10->11
> to get the latest OpenJDK. I know that cross-compiling is possible, but
> it's not always the easiest option.
> So, from a downstream perspective, allowing the oldest possible version
> is always a desirable feature to have. I do understand it though when
> OpenJDK 11 requires features from OpenJDK 10 which would rule out older
> versions completely.
> Adrian
> --
>  .''`.  John Paul Adrian Glaubitz
> : :' :  Debian Developer - glaubitz at debian.org
> `. `'   Freie Universitaet Berlin - glaubitz at physik.fu-berlin.de
>   `-    GPG: 62FF 8A75 84E0 2956 9546  0006 7426 3B37 F5B5 F913

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