[GHC] #10694: CPR analysis too optimistic when returning a component of a product

[GHC]

#10694: CPR analysis too optimistic when returning a component of a product
-------------------------------------+-------------------------------------
        Reporter:  rwbarton          |                   Owner:
            Type:  bug               |                  Status:  closed
        Priority:  normal            |               Milestone:
       Component:  Compiler          |                 Version:  7.11
      Resolution:  fixed             |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |               Test Case:
                                     |  stranal/should_compile/T10694
      Blocked By:                    |                Blocking:  10678
 Related Tickets:                    |  Differential Revisions:
-------------------------------------+-------------------------------------
Changes (by simonpj):

 * status:  new => closed
 * testcase:   => stranal/should_compile/T10694
 * resolution:   => fixed


Comment:

 I think I've fixed this.  Thanks for identifying it so clearly.

 I hope this unblocks your `runST` work.

 Simon

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10694#comment:6>
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