[GHC] #9418: Warnings about "INLINE binder is (non-rule) loop breaker"

[GHC]

#9418: Warnings about "INLINE binder is (non-rule) loop breaker"
-------------------------------------+-------------------------------------
       Reporter:  simonpj            |                   Owner:
           Type:  bug                |                  Status:  new
       Priority:  normal             |               Milestone:
      Component:  Compiler           |                 Version:  7.8.2
       Keywords:                     |        Operating System:
   Architecture:  Unknown/Multiple   |  Unknown/Multiple
     Difficulty:  Unknown            |         Type of failure:
     Blocked By:                     |  None/Unknown
Related Tickets:                     |               Test Case:
                                     |                Blocking:
                                     |  Differential Revisions:
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 Gabor rightly complains: I see literally ''thousands'' of these warnings
 (in yesterday's and) today's bootstraps:
 {{{
   HC [stage 1] libraries/base/dist-install/build/GHC/Base.o
 *** Core Lint warnings : in result of Desugar (after optimization) *** {-#
 LINE 261 "libraries/base/GHC/Base.lhs #-}: Warning:
     [RHS of $c>>_arr :: forall r_agf a_adQ b_adR.
                         (r_agf -> a_adQ) -> (r_agf -> b_adR) -> r_agf ->
 b_adR]
     INLINE binder is (non-rule) loop breaker: $c>>_arr {-# LINE 632
 "libraries/base/GHC/Base.lhs #-}: Warning:
     [RHS of $c>>_apH :: forall a_adQ b_adR.
                         GHC.Types.IO a_adQ -> GHC.Types.IO b_adR ->
 GHC.Types.IO b_adR]
     INLINE binder is (non-rule) loop breaker: $c>>_apH }}}
 }}}
 This is clearly unsatisfactory, because it is unsettling, and perhaps
 conceals more important warnings.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9418>
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