regex2.h rev 1.9 seem to broken gnome-terminal

[Huang wen hui]

Huang wen hui wrote:

>hi,
>This way can trig this bug under CURRENT:
>ssh to another host in gnome-terminal, move mouse to terminal window,
>then gnome-terminal crash.
>Revert to rev 1.8 help that.
>
>--hwh
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>
forget to say, I am use zh_CN.UTF-8 locale.

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