RFR: 8256747: GitHub Actions: decouple the hotspot build-only jobs from Linux x64 testing [v2]

[Robin Westberg]

On Fri, 20 Nov 2020 17:31:08 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

>> Robin Westberg has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Improve naming, fix style issues
>
> .github/workflows/submit.yml line 526:
> 
>> 524:           echo "CC=${{ matrix.gnu-arch }}-linux-gnu${{ matrix.gnu-flavor}}-gcc-10" >> $GITHUB_ENV
>> 525:           echo "CXX=${{ matrix.gnu-arch }}-linux-gnu${{ matrix.gnu-flavor}}-g++-10" >> $GITHUB_ENV
>> 526:           echo "cross_flags=--openjdk-target=${{ matrix.gnu-arch }}-linux-gnu${{ matrix.gnu-flavor}} --with-sysroot=${HOME}/sysroot-${{ matrix.debian-arch }}/ --with-toolchain-path=${HOME}/sysroot-${{ matrix.debian-arch }}/ --with-freetype-lib=${HOME}/sysroot-${{ matrix.debian-arch }}/usr/lib/${{ matrix.gnu-arch }}-linux-gnu${{ matrix.gnu-flavor}}/ --with-freetype-include=${HOME}/sysroot-${{ matrix.debian-arch }}/usr/include/freetype2/ --x-libraries=${HOME}/sysroot-${{ matrix.debian-arch }}/usr/lib/${{ matrix.gnu-arch }}-linux-gnu${{ matrix.gnu-flavor}}/" >> $GITHUB_ENV
> 
> No chance to break this line by option? It is kinda hard to read and thus verify. It is still okay if we cannot.

Sure, I agree, perhaps just putting that as a separate step would increase readability.

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PR: https://git.openjdk.java.net/jdk/pull/1350