ghc/tests/typecheck/should_fail/tcfail010.stderr

   1
   2 tcfail010.hs:3:
   3     Ambiguous type variable(s)
   4     `aME'
   5         in the constraint `Num [aME]'
   6         arising from the literal `2' at tcfail010.hs:3
   7
   8
   9 Compilation had errors