PING: [PATCH] Enable debug info on all libraries for OpenJDK builds

[David Holmes]

On 9/04/2013 2:59 AM, Andrew Hughes wrote:
> ----- Original Message -----
>> Hi Andrew,
>>
>> On 5/04/2013 8:39 PM, Andrew Hughes wrote:
>>> Still need a reviewer for this.
>>
>> This looks okay as a first step. Second step would be to connect
>> DEBUG_ALL_BINARIES to a configure option.
>
> Agreed.  Something that unifies both the JDK and HotSpot again.
>
>>
>> This needs to be tested on all platforms, for which we'll need to wait
>> for Tim or Erik to step in.
>>
>
> Well, if I push it, it will be, no?

Testing comes before pushing - thank you.

David
-----


>> David
>> -----
>>
>>> ----- Original Message -----
>>>> With the new build system, the availability of debugging information in
>>>> the
>>>> JDK build is a complete mess, controlled by different flags from those
>>>> that
>>>> control the HotSpot build.
>>>>
>>>> Even when debugging is asked for, it is only turned on for a small number
>>>> of
>>>> libraries on GNU/Linux.  On Windows, this is overridden with no real
>>>> explanation:
>>>> in 7197849: Update new build-infra makefiles.
>>>>
>>>>   From jdk/makefiles/CompileNativeLibraries.gmk:
>>>>
>>>> # Use this variable to set DEBUG_SYMBOLS true on windows for all
>>>> libraries,
>>>> but
>>>> # not on other platforms.
>>>> ifeq ($(OPENJDK_TARGET_OS), windows)
>>>>       WINDOWS_ONLY := true
>>>> endif
>>>>
>>>> and then WINDOWS_ONLY is used as the value for DEBUG_SYMBOLS on most, but
>>>> not
>>>> all,
>>>> libraries (those that are Mac or GNU/Linux only are missed).
>>>>
>>>> This webrev:
>>>>
>>>> http://cr.openjdk.java.net/~andrew/build/debugging/webrev.01/
>>>>
>>>> cleans up the situation, adding DEBUG_ALL_BINARIES in place of
>>>> WINDOWS_ONLY
>>>> and
>>>> adding it to all libraries that don't have DEBUG_SYMBOLS set to true.  The
>>>> previous
>>>> Windows conditional uses this new symbol in place of WINDOWS_ONLY and the
>>>> following
>>>> is also added:
>>>>
>>>> ifdef OPENJDK
>>>>       DEBUG_ALL_BINARIES := true
>>>> endif
>>>>
>>>> so non-OpenJDK builds will still get the same situation as before, while
>>>> OpenJDK
>>>> builds will get the expected debugging information when it's asked for.
>>>>
>>>> All that's now missing compared with a 7 image is debugging on program
>>>> binaries which
>>>> I'll look at next.
>>>>
>>>> Does this look ok?  And if so, can I have a bug ID for it?
>>>>
>>>> Thanks,
>>>> --
>>>> Andrew :)
>>>>
>>>> Free Java Software Engineer
>>>> Red Hat, Inc. (http://www.redhat.com)
>>>>
>>>> PGP Key: 248BDC07 (https://keys.indymedia.org/)
>>>> Fingerprint = EC5A 1F5E C0AD 1D15 8F1F  8F91 3B96 A578 248B DC07
>>>>
>>>>
>>>
>>
>