[GHC] #11755: Seed unsafeGlobalDynFlags with enough information to use ppr

[GHC]

#11755: Seed unsafeGlobalDynFlags with enough information to use ppr
-------------------------------------+-------------------------------------
        Reporter:  bgamari           |                Owner:  bgamari
            Type:  task              |               Status:  patch
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  7.10.3
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D2036
       Wiki Page:                    |
-------------------------------------+-------------------------------------
Changes (by bgamari):

 * status:  new => patch
 * differential:   => Phab:D2036


--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11755#comment:1>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler