[tor-bugs] #15551 [Tor Browser]: Switch Gitian Linux VMs to Ubuntu Precise

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#15551: Switch Gitian Linux VMs to Ubuntu Precise
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     Reporter:  gk           |      Owner:  gk
         Type:  task         |     Status:  new
     Priority:  normal       |  Milestone:
    Component:  Tor Browser  |    Version:
   Resolution:               |   Keywords:  tbb-gitian
Actual Points:               |  Parent ID:
       Points:               |
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Comment (by gk):

 Replying to [comment:1 gk]:
 > There seem to be some issues with our hardening flags. GCC does not like
 `DEB_BUILD_HARDENING_FORMAT`. Binutils on x86_64 needs `--disable-werror`
 if we stick to 2.24 but fails, as 2.25 does, with
 `DEB_BUILD_HARDENING_PIE`.

 Just found the interesting Ubuntu Precise hack in Bitcoin's Linux
 descriptor: https://github.com/bitcoin/bitcoin/blob/master/contrib/gitian-
 descriptors/gitian-linux.yml#L73

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/15551#comment:2>
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