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Re: [tor-bugs] #24733 [Core Tor/Tor]: Loading ifc.ifc_buf using the new tor_free() causes undefined behaviour on x86_64 macOS

#24733: Loading ifc.ifc_buf using the new tor_free() causes undefined behaviour on
x86_64 macOS
-------------------------------------------------+-------------------------
 Reporter:  teor                                 |          Owner:  teor
     Type:  defect                               |         Status:
                                                 |  needs_revision
 Priority:  Medium                               |      Milestone:  Tor:
                                                 |  0.3.3.x-final
Component:  Core Tor/Tor                         |        Version:
 Severity:  Normal                               |     Resolution:
 Keywords:  address-sanitizer, unexpected-       |  Actual Points:  0.1
  consequences, review-group-28                  |
Parent ID:                                       |         Points:  0.1
 Reviewer:                                       |        Sponsor:
                                                 |  Sponsor8-can
-------------------------------------------------+-------------------------

Comment (by nickm):

 Let's figure out how to make progress here?  Perhaps, merge this fix for
 now, and have a separate ticket for removing the evaluate-once code (if
 somebody wants to write the safety feature to prevent arguments with side-
 effects).

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/24733#comment:10>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
The Tor Project: anonymity online

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