[GHC] #7478: setSessionDynFlags does not always work

[GHC]

#7478: setSessionDynFlags does not always work
-------------------------------------+-------------------------------------
        Reporter:  edsko             |                   Owner:  bherzog
            Type:  bug               |                  Status:  new
        Priority:  high              |               Milestone:  7.12.1
       Component:  Compiler          |                 Version:  7.7
      Resolution:                    |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
 Type of failure:  None/Unknown      |  Unknown/Multiple
      Blocked By:                    |               Test Case:  ghc-
 Related Tickets:                    |  api/T7478
                                     |                Blocking:
                                     |  Differential Revisions:  Phab:D1017
-------------------------------------+-------------------------------------

Comment (by Ben Gamari <ben@…>):

 In [changeset:"415351a938e86c4def60228552f121d91bbe7e59/ghc"]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="415351a938e86c4def60228552f121d91bbe7e59"
 Put Opt_Static into defaultFlags if not pc_DYNAMIC_BY_DEFAULT (#7478)

 The test for Trac issue #7478 fails on some systems due to
 inconsistent default flags for dynamic vs. static linking.

 Test Plan: validate

 Reviewers: austin, thomie

 Reviewed By: thomie

 Subscribers: thomie, bgamari

 Differential Revision: https://phabricator.haskell.org/D1017

 GHC Trac Issues: #7478
 }}}

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7478#comment:21>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler