[GHC] #13330: forkIO has inconsistent behavior under optimization

[GHC]

#13330: forkIO has inconsistent behavior under optimization
-------------------------------------+-------------------------------------
        Reporter:  dfeuer            |                Owner:  (none)
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:  8.2.1
       Component:  Core Libraries    |              Version:  8.1
      Resolution:  fixed             |             Keywords:  Exceptions
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  Other             |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D3189
       Wiki Page:                    |
-------------------------------------+-------------------------------------

Comment (by simonpj):

 OK thanks.  I've opened #14998.

 >  we reverted the change to TopDmd

 I don't think so: the first arg of `catch#` is still `lazyApply1Dmd`.
 And maybe it should be.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13330#comment:22>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler