RFR: JDK-8042589: String.toLowerCase do not work for some concatenated strings

[Xueming Shen]

Still need a reviewer.

On 07/09/2014 01:04 PM, Xueming Shen wrote:
> Hi,
>
> Please help review the change for JDK-8042589.
>
> Issue:    https://bugs.openjdk.java.net/browse/JDK-8042589
> webrev: http://cr.openjdk.java.net/~sherman/8042589/webrev/
>
> This is a regression caused by the following change for #JDK-8032012,
>
> issue:    https://bugs.openjdk.java.net/browse/JDK-8032012
> webrev: http://cr.openjdk.java.net/~sherman/8032012/
> discussion: http://mail.openjdk.java.net/pipermail/core-libs-dev/2014-February/024862.html
>
> It appears the last optimization for the surrogates we pushed in is
> incomplete. We still need to check isSurrogate() in the optimized
> non-surrogate loop, as the "first" (checked at the very beginning) might
> be triggered by a non-surrogate-upper/lowercase char.
>
> Thanks!
> -Sherman