[Fwd: Boot cycle builds]

Jonathan Gibbons Jonathan.Gibbons at Sun.COM
Tue Oct 27 02:07:17 UTC 2009


Andrew John Hughes wrote:
> 2009/10/26 Jonathan Gibbons <Jonathan.Gibbons at sun.com>:
>   
>> 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!
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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
>>
>>     
>
> Strange; I did see the error when bootstrapping via IcedTea.
>   
Andrew,

The fault shows up if you use the javac -g option. That is not the case 
in normal JDK builds, with or without the bootstrap build.

-- Jon
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