WangChen <wang...@163.com> wrote on 10/11/2014 11:14:48 PM:
>
> I found a bug in HashMap.x10 but i can’t report in Jira since i
> don’t have an account.
>
> It’s in HashMap’s constructor:
>
> public def this(var sz:Long) {
> var pow2:Long = MIN_SIZE;
> while(pow2<sz)
> pow2 <<= 1n;
> init(pow2);
> }
>
> If i call this constructor with a size range from 2^62 ~ 2^63-1
> pow2 will never be greater than sz so the loop will never end.
>
Thanks for the bug report.
I agree the program should raise an exception instead of hanging in an
infinite loop. It seems plausible to raise an OutOfMemoryError before
entering the loop because attempting to allocate a Rail of size 2^62 will
certainly fail with an OutOfMemoryError.
--dave
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