[GHC] #5014: canonicalizePath throws exception on paths that do not exist

[GHC]

#5014: canonicalizePath throws exception on paths that do not exist
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        Reporter:  hesselink         |                   Owner:  ekmett
            Type:  bug               |                  Status:  new
        Priority:  low               |               Milestone:  7.12.1
       Component:  Core Libraries    |                 Version:  7.0.2
      Resolution:                    |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
 Type of failure:  Runtime crash     |  Unknown/Multiple
      Blocked By:                    |               Test Case:
 Related Tickets:  #4215             |                Blocking:
                                     |  Differential Revisions:
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Changes (by ekmett):

 * cc: core-libraries-committee@… (added)
 * related:   => #4215


Comment:

 #4215 seems related

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/5014#comment:20>
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