[OpenJDK 2D-Dev] RFR 8015556 : Supplementary chars broken on macos x

Phil Race philip.race at oracle.com
Sat Jun 1 22:04:32 UTC 2013

And the identical JDK 7 backport ..



On 5/31/13 3:40 AM, Andrew Brygin wrote:
> The change looks fine, and I have not noticed any artifacts.
> Thanks,
> Andrew
> On 5/31/2013 12:53 AM, Phil Race wrote:
>> http://cr.openjdk.java.net/~prr/8015556/
>> http://bugs.sun.com/view_bug.do?bug_id=8015556
>> Supplementary chars are DOA in the OS X port since
>> the mapper code there is ignorant of them, doing such
>> things as down-casting an int code point to a char before
>> doing the lookup and storing the first char of a surrogate pair
>> as being the map key, not the decoded supplementary char.
>> Interestingly the key to the map was of type integer so
>> that part I didn't have to change.
>> I've run through Font2DTest and SwingSet with this patch.
>> Since it touches a key part of the code if there's bugs I'd
>> expect them to show up there. I didn't see any problems
>> and it improves the supplementary char support.
>> I expect to back port this to 7u40 since its clearly a major issue,
>> but there's not much time for it to bake in 8 first, so please
>> try it out (if you can).
>> -phil.

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