[SC-L] Bringing two threads together: PCI & SXSW

I've been backlogged, and just caught up on this list. One of the advantages of reading the list in batch mode is that it's easier to see parallels that are missed when you're in the weeds. So I'd like to bring together two threads: "PCI: Boon or bust for software security" and "quick question -

Re: [SC-L] GCC and pointer overflows [LWN.net]

Ken, a good example. For those of you who want to reach much further back, Paul Karger told me of a similar problem in the compiler (I don't remember the language) used for compiling the A1 VAX VMM kernel, that optimized out a check in the Mandatory Access Control enforcement, which separates info