[GHC] #7697: (=>) works on non-constraints

[GHC]

#7697: (=>) works on non-constraints
------------------------------------------+---------------------------------
  Reporter:  monoidal                     |          Owner:                  
      Type:  bug                          |         Status:  closed          
  Priority:  normal                       |      Milestone:                  
 Component:  Compiler                     |        Version:  7.6.2           
Resolution:  fixed                        |       Keywords:                  
        Os:  Unknown/Multiple             |   Architecture:  Unknown/Multiple
   Failure:  GHC accepts invalid program  |     Difficulty:  Unknown         
  Testcase:  typecheck/should_fail/T7697  |      Blockedby:                  
  Blocking:                               |        Related:                  
------------------------------------------+---------------------------------
Changes (by simonpj):

  * status:  new => closed
  * difficulty:  => Unknown
  * resolution:  => fixed
  * testcase:  => typecheck/should_fail/T7697


Comment:

 Good catch, thank you!

 Simon

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7697#comment:2>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler