On Mon, 4 Nov 2013, Jeff Law wrote:

> You might also be referring to Greg McGary's work on bounded pointers, I don't
> think that ever got integrated or if it did, it got pulled long ago.

It was integrated in 2000, removed in 2002/2003 (I removed the relics from 
glibc earlier this year).  By using fat pointers, it required the entire 
program including all libraries it used to be built with bounded pointers 
enabled (and associated changes to all assembly sources to handle them).

-- 
Joseph S. Myers
jos...@codesourcery.com

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