[GHC] #16147: ghc-pkg deadlocks on macOS

[GHC]

#16147: ghc-pkg deadlocks on macOS
-------------------------------------+-------------------------------------
        Reporter:  rvl               |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Runtime System    |              Version:  8.6.3
      Resolution:                    |             Keywords:
Operating System:  MacOS X           |         Architecture:  x86_64
 Type of failure:  Incorrect result  |  (amd64)
  at runtime                         |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------
Changes (by rvl):

 * Attachment "devops-1202.nix" added.

 Nix recipe to build scripts to reproduce the issue.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/16147>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler