[GHC] #9652: Bootstrapping GHC HEAD against itself doesn't work

[GHC]

#9652: Bootstrapping GHC HEAD against itself doesn't work
-------------------------------------+-------------------------------------
              Reporter:  ezyang      |            Owner:  ezyang
                  Type:  bug         |           Status:  new
              Priority:  highest     |        Milestone:  7.10.1
             Component:  Compiler    |          Version:  7.9
            Resolution:              |         Keywords:
      Operating System:              |     Architecture:  Unknown/Multiple
  Unknown/Multiple                   |       Difficulty:  Unknown
       Type of failure:              |       Blocked By:
  None/Unknown                       |  Related Tickets:
             Test Case:              |
              Blocking:              |
Differential Revisions:  D589        |
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Comment (by Edward Z. Yang <ezyang@…>):

 In [changeset:"0899caab400e7a095528ea769a7e93a33717ae72/ghc"]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="0899caab400e7a095528ea769a7e93a33717ae72"
 Use directory-style database for bootstrapping database

 Summary:
 This allows GHC HEAD to be bootstrapped using 7.10.

 Signed-off-by: Edward Z. Yang <ezyang at cs.stanford.edu>

 Test Plan: validate

 Reviewers: austin

 Subscribers: carter, thomie

 Differential Revision: https://phabricator.haskell.org/D589

 GHC Trac Issues: #9652
 }}}

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9652#comment:3>
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