[jdk11u-dev] RFR: 8220093: Change to GCC 8.2 for building on Linux at Oracle

[Matthias Baesken]

On Sun, 5 Mar 2023 12:03:52 GMT, Christoph Langer <clanger at openjdk.org> wrote:

> This is a backport of [JDK-8220093](https://bugs.openjdk.org/browse/JDK-8220093). The motivation for doing it is that configure output will then show same output as in higher releases for the used linker. E.g.
> 
> `configure: Using gcc linker version 2.36.1 [GNU ld (GNU Binutils) 2.36.1]`
> 
> vs
> 
> `configure: Using gcc linker version 8.5.0 [collect2 version 8.5.0]`
> 
> One can then deduct the version of binutils used.
> 
> I had to make a few modifications. In toolchain.m4, [JDK-8257679](https://bugs.openjdk.org/browse/JDK-8257679) was already present so I had to make the hunk fit. The other adaptations are in jib-profiles.js which is not relevant to OpenJDK because it's used internally at Oracle only and some improvements to the devkit build scripts.

looks good to me, but maybe someone from Oracle should comment on the make/conf/jib-profiles.js  change

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Marked as reviewed by mbaesken (Reviewer).

PR: https://git.openjdk.org/jdk11u-dev/pull/1792