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Re: [Xen-devel] [PATCH v2 for-4.7 13/14] oxenstored: fix error when shifting negative value

On 26/04/16 16:35, Wei Liu wrote:
> The title is a bit too cryptic to me. Where do that shift happen?

Ocaml stores integers shifted left by one, and with the bottom bit set.

Values with the bottom bit clear are pointers into the GC'd heap. 
Values with the bottom bit set are integers, and need to be shifted by 1
bit to have calculations performed.

Underlying patch Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

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