[GHC] #8029: batch-mode recompilation checking sometimes fails

[GHC]

#8029: batch-mode recompilation checking sometimes fails
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        Reporter:  jwlato    |            Owner:
            Type:  bug       |           Status:  new
        Priority:  normal    |        Milestone:
       Component:  Compiler  |          Version:  7.6.3
      Resolution:            |         Keywords:  recompilation, batch-mode
Operating System:            |     Architecture:  Unknown/Multiple
  Unknown/Multiple           |       Difficulty:  Unknown
 Type of failure:            |       Blocked By:
  None/Unknown               |  Related Tickets:
       Test Case:            |
        Blocking:            |
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Comment (by igloo):

 Note that sometimes the source file legitimately won't exist. For example,
 if the real source file is `Foo.hsc`, then you might have a `Foo.hi` with
 no `Foo.hs` (it may have been removed, or it may have been put in some
 other temporary directory).

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8029#comment:4>
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