[GHC] #1715: seldom panic

[GHC]

#1715: seldom panic
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 Reporter:  g9ks157k at acme.softbase.org  |          Owner:  igloo      
     Type:  merge                       |         Status:  new        
 Priority:  normal                      |      Milestone:  6.10 branch
Component:  Compiler                    |        Version:  6.8        
 Severity:  critical                    |     Resolution:             
 Keywords:                              |     Difficulty:  Unknown    
 Testcase:                              |   Architecture:  x86        
       Os:  Linux                       |  
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Changes (by simonpj):

  * owner:  chak => igloo
  * type:  bug => merge

Comment:

 Thanks to Roman's easy repo case I found and fixed this.  Please merge:

 {{{
 Tue Nov 20 11:17:23 GMT 2007  simonpj at microsoft.com
   * FIX #1715: egregious bug in ifaceDeclSubBndrs

   ifaceDeclSubBndrs didn't have an IfaceSyn case; but with type
   families an IfaceSyn can introduce subordinate binders.  Result:
   chaos.
 }}}
 I did not add a test case --- too hard!

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/1715#comment:9>
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