diff options
Diffstat (limited to 'testsuite/tests/typecheck/should_fail/mc20.stderr')
| -rw-r--r-- | testsuite/tests/typecheck/should_fail/mc20.stderr | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/testsuite/tests/typecheck/should_fail/mc20.stderr b/testsuite/tests/typecheck/should_fail/mc20.stderr new file mode 100644 index 0000000000..1214b6ac17 --- /dev/null +++ b/testsuite/tests/typecheck/should_fail/mc20.stderr @@ -0,0 +1,8 @@ + +mc20.hs:12:9: + No instance for (Ord Unorderable) + arising from a use of `Control.Monad.Group.mgroupWith' + Possible fix: add an instance declaration for (Ord Unorderable) + In the expression: Control.Monad.Group.mgroupWith + In a stmt of a monad comprehension: then group by x + In the expression: [() | x <- [Gnorf, Brain], then group by x] |