diff options
Diffstat (limited to 'testsuite/tests/deriving/should_fail/T5287.stderr')
| -rw-r--r-- | testsuite/tests/deriving/should_fail/T5287.stderr | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/testsuite/tests/deriving/should_fail/T5287.stderr b/testsuite/tests/deriving/should_fail/T5287.stderr index 479f1f84b5..0dfedee061 100644 --- a/testsuite/tests/deriving/should_fail/T5287.stderr +++ b/testsuite/tests/deriving/should_fail/T5287.stderr @@ -6,6 +6,8 @@ T5287.hs:7:10: error: forall a oops. A a oops => Read (D a) at T5287.hs:7:10-31 The type variable ‘oops0’ is ambiguous + Potentially matching instance: + instance A Int Bool -- Defined at T5287.hs:13:10 • In the ambiguity check for an instance declaration To defer the ambiguity check to use sites, enable AllowAmbiguousTypes In the instance declaration for ‘Read (D a)’ |