[tor-bugs] #12420 [Tor bundles/installation]: Investigate deploying STACK to check for optimization-unstable code

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#12420: Investigate deploying STACK to check for optimization-unstable code
--------------------------------------+-----------------------
 Reporter:  gk                        |          Owner:  erinn
     Type:  defect                    |         Status:  new
 Priority:  normal                    |      Milestone:
Component:  Tor bundles/installation  |        Version:
 Keywords:  tbb-security              |  Actual Points:
Parent ID:                            |         Points:
--------------------------------------+-----------------------
 Optimization-unstable code (code that is unexpectedly eliminated by
 compiler optimizations due to undefined behavior in the program) can lead
 to serious bugs in programs. We should think about deploying STACK, which
 helps to detect this class of bugs, when building our hardened bundles at
 least. Relevant reading material:

 http://kqueue.org/blog/2013/09/17/cltq/
 http://css.csail.mit.edu/stack/
 http://pdos.csail.mit.edu/papers/stack:sosp13.pdf
 http://pdos.csail.mit.edu/papers/ub:apsys12.pdf

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/12420>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
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