[GHC] #12750: hGetContents leads to late/silent failures

[GHC]

#12750: hGetContents leads to late/silent failures
-------------------------------------+-------------------------------------
           Reporter:                 |             Owner:
  massimo.zaniboni                   |
               Type:  bug            |            Status:  new
           Priority:  normal         |         Milestone:
          Component:  Core           |           Version:  8.0.1
  Libraries                          |
           Keywords:                 |  Operating System:  Unknown/Multiple
       Architecture:                 |   Type of failure:  Incorrect result
  Unknown/Multiple                   |  at runtime
          Test Case:                 |        Blocked By:
  https://github.com/massimo-        |
  zaniboni/ghc_lazy_file_content_error|
           Blocking:                 |   Related Tickets:  #9236
Differential Rev(s):                 |         Wiki Page:
-------------------------------------+-------------------------------------
 I have the same problem described in the closed ticket #9236

 This is a test-case https://github.com/massimo-
 zaniboni/ghc_lazy_file_content_error

 I tried with ghc 7.10.3 and 8.0.1

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/12750>
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