[PATCH] util: fix crash converting an invalid future date to string

[Matt Mackall]

On Fri, 2011-09-23 at 11:45 -0400, Kevin Gessner wrote:
> # HG changeset patch
> # User Kevin Gessner <kevin at fogcreek.com>
> # Date 1316793747 25200
> # Node ID 74c597ca2fcf83e88c746c7d902b4152e6b818b8
> # Parent  91dc8878f88857f01b86a99ad047400704b5fd7e
> util: fix crash converting an invalid future date to string

Queued for stable, thanks.

-- 
Mathematics is the supreme nostalgia of our time.