[GHC] #10659: Regression concurrent/conc034 -O Core Lint errors : in result of Simplifier

[GHC]

#10659: Regression concurrent/conc034 -O Core Lint errors : in result of Simplifier
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        Reporter:  thomie            |                   Owner:
            Type:  bug               |                  Status:  new
        Priority:  highest           |               Milestone:  7.12.1
       Component:  Compiler          |                 Version:  7.10.2-rc1
      Resolution:                    |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |               Test Case:
                                     |  concurrent/conc034,
                                     |  libraries/array/tests/array001
      Blocked By:                    |                Blocking:
 Related Tickets:                    |  Differential Revisions:
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Comment (by Simon Peyton Jones <simonpj@…>):

 In [changeset:"00f3187a615813b5dbc870f0477124c9cf76c9f2/ghc" 00f3187/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="00f3187a615813b5dbc870f0477124c9cf76c9f2"
 Make seq-of-cast rule generate a case

 Previously it generated another call to seq, which triggered
 a lint failure (Trac #10659)
 }}}

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10659#comment:4>
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