double call on array store; possible bug in branch front end?

[Bryce McKinlay]

Adam Megacz wrote:

>Is this a bug? 
>

I think so.

>If it is likely to be a bug, I can construct a small
>test case, but that's likely to require a good bit of work (this is
>deep down in the guts of Rhino, the Mozilla JS compiler), so I'd
>appreciate a little bit of pre-screening before I go through the
>effort (thanks).
>

Uh oh - sounds like I may have broken something when I rewrote the array 
store code. If you can come up with a small test case, that would help a 
lot.

thanks

Bryce.