diff options
Diffstat (limited to 'testsuite/tests/deriving/should_fail/T2721.stderr')
-rw-r--r-- | testsuite/tests/deriving/should_fail/T2721.stderr | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/testsuite/tests/deriving/should_fail/T2721.stderr b/testsuite/tests/deriving/should_fail/T2721.stderr index 64e93c3d12..375c8a4247 100644 --- a/testsuite/tests/deriving/should_fail/T2721.stderr +++ b/testsuite/tests/deriving/should_fail/T2721.stderr @@ -3,4 +3,6 @@ T2721.hs:15:28: Can't make a derived instance of ‛C N’ (even with cunning newtype deriving): the class has associated types + it is not type-safe to use GeneralizedNewtypeDeriving on this class; + the last parameter of ‛C’ is at role N In the newtype declaration for ‛N’ |