[GHC] #8725: make DESTDIR=... install broken

[GHC]

#8725: make DESTDIR=... install broken
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        Reporter:  nomeata              |            Owner:
            Type:  bug                  |           Status:  closed
        Priority:  high                 |        Milestone:
       Component:  Build System         |          Version:  7.6.3
      Resolution:  fixed                |         Keywords:
Operating System:  Unknown/Multiple     |     Architecture:
 Type of failure:  Building GHC failed  |  Unknown/Multiple
       Test Case:                       |       Difficulty:  Unknown
        Blocking:                       |       Blocked By:
                                        |  Related Tickets:
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Comment (by Richard Eisenberg <eir@…>):

 In [changeset:"59722295bb8da8f01d37356fbed6aef7321a8195/ghc"]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="59722295bb8da8f01d37356fbed6aef7321a8195"
 Remove "Safe mode" check for Coercible instances

 We assume that library authors supply correct role annotations
 for their types, and therefore we do not need to check for
 the availability of data constructors in Safe mode. See
 discussion in #8725. This effectively fixes #8827 and #8826.
 }}}

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8725#comment:5>
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