[webkit-efl] GCC version issue on WebKit EFL

ryuan Choi ryuan.choi at gmail.com
Thu Apr 25 23:11:50 PDT 2013 

I filed a patch to fix libxml issue : http://wkb.ug/115225

It was because jhbuild has libxml 2.8.0 dependency
2013. 4. 20. 오전 12:17에 "Gyuyoung Kim" <gyuyoung.kim at webkit.org>님이 작성:

> Hi,
>
> I succeed to build WebKit EFL on Ubuntu 13.04 finally. Beside there is no
> issue except for an 'undefined reference' error related to libxslt and
> about 200 failed test cases. When you build WebKit EFL on 13.04, you'll
> have these errors.
> *    /usr/lib/x86_64-linux-gnu/libxslt.so.1: undefined reference to
> `xmlBufContent at LIBXML2_2.9.0'*
> *    /usr/lib/x86_64-linux-gnu/libxslt.so.1: undefined reference to
> `xmlBufUse at LIBXML2_2.9.0'*
> *
> *
> I don't know why the error occurs yet. But, I could pass this problem by
> dumping libxslt down temporarily. I used the libxslt-1.1.26 which is
> default for Ubuntu 12.04.
>
> In addition, it seems there is no issue related to GCC and x server
> anymore.
> *    Bug 97268 <https://bugs.webkit.org/show_bug.cgi?id=97268> - Shrink
> baseline size of WTF::Vector on 64-bit by switching to unsigned capacity
> and size.*
> *    (https://bugs.webkit.org/show_bug.cgi?id=97268)*
>
>     -
> https://lists.webkit.org/pipermail/webkit-efl/2012-November/000434.html
>     -
> https://lists.webkit.org/pipermail/webkit-efl/2012-November/000433.html
>
> Raphael suggests a different temporary solution for this issue. It is to
> use low level optimization in the problem file as below,
>
>
>     # Detailed explaination of why we need this.
>     if (CMAKE_COMPILER_IS_GNUCXX) # Can restrict based on the version.
>         set_source_files_properties(Modules/websocket/WebSocketDeflater.cpp
>                                     PROPERTIES COMPILE_FLAGS "-O2")
>     endif ()
>
>
> In my opinion, it would be better to bump up Ubuntu distribution. Because,
> eventually, we need to support 13.04 distribution in near future. Or, we
> may be able to use both suggestions to fix this problem as soon as
> possible. It looks this is also good at the moment.
>
> FYI, Ubuntu 13.04 will be final released on 25th Apr. according to the
> Ubuntu schedule.
>
> Gyuyoung.
> *
> *
>
>
> On Fri, Apr 19, 2013 at 11:19 AM, Gyuyoung Kim <gyuyoung.kim at webkit.org>wrote:
>
>> >> 2. DumpRenderTree for WK1 doesn't support evas_gl rendering on Ubuntu
>> 12.10.
>> >>  => Temporary fix : Use software rendering. For example, ecoreEvas =
>> ecore_evas_new(0, 0, 0, 800, 600, 0);
>>
>> > Is it a bug due to evas_gl?
>>
>> It looks X server 1.13.0 had a regression which influences on
>> 'opengl_x11'  evas backend. See also below link,
>>
>>  *There is a regression in the 1.13.0 release (which has not been fixed
>>   yet) of the X server that prevents Xvfb from loading the GLX extension
>>   needed by the `opengl_x11' Evas backend used when
>>   WTF_USE_TILED_BACKING_STORE (and thus Accelerated Compositing) is
>>   enabled.*
>>
>> https://lists.webkit.org/pipermail/webkit-efl/2012-November/000434.html
>>
>>
>> However, it looks this regression was fixed on latest x server pkg.
>> https://bugs.launchpad.net/ubuntu/quantal/+source/xorg-server/+bug/1100312
>>
>>
>>
>> > I remember seeing some patch in 1.8 for evas_gl. With what version did
>> you test ?
>>
>> Now WebKit EFL is using evas-1.7.5 ver.
>>
>> Cheers,
>> Gyuyoung
>>
>>
>>
>> On Wed, Apr 17, 2013 at 10:12 PM, Cedric BAIL <cedric.bail at free.fr>wrote:
>>
>>> Cedric Bail
>>>
>>> On Apr 17, 2013 2:48 AM, "Gyuyoung Kim" <gyuyoung.kim at webkit.org> wrote:
>>> >
>>> > Hi,
>>> >
>>> > In my opinion, we should support more newer Ubuntu ver. eventually.
>>>  Thus, I ran the layout test on Ubuntu 12.10 64 bit, it looks there are two
>>> issues now.
>>> >
>>> > 1. WebGL tests come to crash on Ubuntu 12.10 when WTR executes the
>>> layout test.
>>> >  => Temporary fix : Skip webgl tests in TestExpections file.
>>> >
>>> > 2. DumpRenderTree for WK1 doesn't support evas_gl rendering on Ubuntu
>>> 12.10.
>>> >  => Temporary fix : Use software rendering. For example, ecoreEvas =
>>> ecore_evas_new(0, 0, 0, 800, 600, 0);
>>>
>>> Is it a bug due to evas_gl? I remember seeing some patch in 1.8 for
>>> evas_gl. With what version did you test ?
>>>
>>> > It seems to me we're able to move to Ubuntu 12.10 if we fix two issues
>>> now. I wonder how do WebKit EFL folks think about my suggestion. Any
>>> opinion ?
>>> >
>>> > I file a bug for this issue as well.
>>> > https://bugs.webkit.org/show_bug.cgi?id=114730
>>> >
>>> > If someone has different problems related to the layout test on Ubuntu
>>> 12.10, please let me know.
>>> >
>>> > Cheers,
>>> > Gyuyoung.
>>> >
>>> >
>>> >
>>> >
>>> > On Tue, Apr 16, 2013 at 11:30 PM, Gyuyoung Kim <
>>> gyuyoung.kim at webkit.org> wrote:
>>> >>
>>> >> Hi,
>>> >>
>>> >> There is a bug to shrink size of WTF::Vector.
>>> >>
>>> >> Bug 97268 - Shrink baseline size of WTF::Vector on 64-bit by
>>> switching to unsigned capacity and size.
>>> >> (https://bugs.webkit.org/show_bug.cgi?id=97268)
>>> >>
>>> >> However, efl ews reported a build error on this bug. It looks this
>>> break came from GCC version. And, it was fixed on GCC 4.7.0.
>>> >> (This is a GCC bug - https://bugs.webkit.org/show_bug.cgi?id=97268)
>>> >>
>>> >> I'm not sure if we should solve this problem by gcc version up. If we
>>> decided to do the GCC version up, all WebKit EFL folks who use Ubuntu 12.04
>>> should do same work for their local environment. I think this is too
>>> inconvenience. On the other hand, we're not able to move to Ubuntu 12.10
>>> due to the layout test yet. Does anyone have good idea how to solve this
>>> problem ? Or, are there any news related to layout test on 12.10 ?
>>> >>
>>> >> I file a bug for this issue.
>>> >>
>>> >> Bug 114627 - [EFL] build error when adjusting attachment 198015
>>> >> (https://bugs.webkit.org/show_bug.cgi?id=114627)
>>> >>
>>> >> Cheers,
>>> >> Gyuyoung
>>> >>
>>> >
>>> >
>>> > _______________________________________________
>>> > webkit-efl mailing list
>>> > webkit-efl at lists.webkit.org
>>> > https://lists.webkit.org/mailman/listinfo/webkit-efl
>>> >
>>>
>>>
>>> _______________________________________________
>>> webkit-efl mailing list
>>> webkit-efl at lists.webkit.org
>>> https://lists.webkit.org/mailman/listinfo/webkit-efl
>>>
>>>
>>
>
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