[PATCH] [libc++] Don't return uninitialized data from random_device::operator()

[David Majnemer]

Oops, sent out the wrong version of this patch.  Attached is what I
intended to send.


On Tue, May 20, 2014 at 12:28 AM, David Majnemer
<david.majnemer at gmail.com>wrote:

> random_device::operator() as currently implemented does not correctly
> handle errors returned by read.  This can result in it returning
> uninitialized data.
>
> To fix this, wrap the call to read in a loop.
>
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