[tbb-bugs] #29335 [Applications/Tor Browser]: Bump GCC version we use for building Tor Browser

[Tor Bug Tracker & Wiki]

#29335: Bump GCC version we use for building Tor Browser
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     Reporter:  gk                        |      Owner:  tbb-team
         Type:  defect                    |     Status:  new
     Priority:  Medium                    |  Milestone:
    Component:  Applications/Tor Browser  |    Version:
     Severity:  Normal                    |   Keywords:
Actual Points:                            |  Parent ID:
       Points:                            |   Reviewer:
      Sponsor:                            |
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 During our toolchain update we should bump the GCC version we use given
 that 6.x is not supported anymore. I think a reasonable conservative
 choice is switching to GCC 7.x.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/29335>
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