[Fwd: Boot cycle builds]

Jonathan Gibbons Jonathan.Gibbons at Sun.COM
Mon Oct 26 22:36:53 UTC 2009


Andrew John Hughes wrote:
> 2009/10/26 Andrew John Hughes <gnu_andrew at member.fsf.org>:
>   
>> 2009/10/26 Kelly O'Hair <Kelly.Ohair at sun.com>:
>>     
>>> FYI...
>>>
>>> -------- Original Message --------
>>> Subject: Boot cycle builds
>>> Date: Mon, 26 Oct 2009 11:21:22 -0700
>>> From: Kelly O'Hair <Kelly.Ohair at Sun.COM>
>>> To: jdk7-gk at openjdk.java.net
>>>
>>>
>>> Heads up...
>>>
>>> As soon as we can do a jdk7 boot cycle build again, I plan on changing
>>> the default build to include a boot cycle build
>>> (where the jdk7 image is built, then used as the boot jdk to build
>>> it again).
>>>
>>> I consider it critical that boot cycle builds work, and I see
>>> no other course than requiring it as part of a default jdk7 build.
>>>
>>> It can be turned off with SKIP_BOOT_CYCLE=true, but I hope the
>>> integrators and everyone will be careful when it is turned off.
>>>
>>> Depending on your build situation, this could add 20-30 minutes
>>> (maybe more) to your jdk7 build, which is painful I know, but
>>> so is finding out that the jdk you just built doesn't work.
>>>
>>> Comments are welcome.
>>>
>>> -kto
>>>
>>>
>>>       
>> IcedTea does just this for a full bootstrap (the default) and it would
>> be good to see the Sun developers applying the same level of testing
>> to their builds.
>>
>> I would ask that we wait until the end of the current milestone (this
>> week I believe) before adding this though.
>> --
>> Andrew :-)
>>
>> Free Java Software Engineer
>> Red Hat, Inc. (http://www.redhat.com)
>>
>> Support Free Java!
>> Contribute to GNU Classpath and the OpenJDK
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>>
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>>
>>     
>
> To add to that, I think just having RE doing a full bootstrap would
> have prevented the issues we've just hit with b74 (for the
> uninitiated, changes to both javah and sun.awt.FontManager broke the
> build).
>   
Andrew,

The full bootstrap would not have uncovered the issues with the changes 
to javah. I did full bootstrap builds. The issue arose with fastdebug 
builds.

-- Jon
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