[tor-bugs] #17983 [Core Tor/Tor]: Build tor with -ftrapv by default

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#17983: Build tor with -ftrapv by default
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 Reporter:  teor                                 |          Owner:  nickm
     Type:  enhancement                          |         Status:
 Priority:  High                                 |  needs_review
Component:  Core Tor/Tor                         |      Milestone:  Tor:
 Severity:  Normal                               |  0.2.9.x-final
 Keywords:  tor-sponsorS-orphan,                 |        Version:
  TorCoreTeam201605, TorCoreTeam-                |     Resolution:
  postponed-201604                               |  Actual Points:
Parent ID:                                       |         Points:  small
 Reviewer:                                       |        Sponsor:
                                                 |  SponsorS-can
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Comment (by nickm):

 `ftrapv_v2` now works. And includes a real fix for the failure of test-
 memwipe under expensive hardening.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/17983#comment:28>
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