[llvm] r228507 - Avoid integer overflows around realloc calls resulting in potential

[Joerg Sonnenberger]

On Sat, Feb 07, 2015 at 02:38:08PM -0800, Hans Wennborg wrote:
> I'd like to get more context to understand if this is suitable for
> merging. Did Guido report this in a bug somewhere?

Yes, see
https://guidovranken.wordpress.com/2015/02/04/full-disclosure-heap-overflow-in-h-spencers-regex-library-on-32-bit-systems/
and mails via CERT.

Joerg