diff options
Diffstat (limited to 'testsuite/tests/polykinds/T7438.stderr')
| -rw-r--r-- | testsuite/tests/polykinds/T7438.stderr | 40 |
1 files changed, 19 insertions, 21 deletions
diff --git a/testsuite/tests/polykinds/T7438.stderr b/testsuite/tests/polykinds/T7438.stderr index 31ac2a356e..9f8f62e25e 100644 --- a/testsuite/tests/polykinds/T7438.stderr +++ b/testsuite/tests/polykinds/T7438.stderr @@ -1,21 +1,19 @@ -
-T7438.hs:6:14: error:
- • Couldn't match expected type ‘t2’ with actual type ‘t3’
- ‘t2’ is untouchable
- inside the constraints: t ~ t1
- bound by a pattern with constructor:
- Nil :: forall k (a :: k). Thrist a a,
- in an equation for ‘go’
- at T7438.hs:6:4-6
- ‘t2’ is a rigid type variable bound by
- the inferred type of go :: Thrist t1 t -> t3 -> t2
- at T7438.hs:6:1-16
- ‘t3’ is a rigid type variable bound by
- the inferred type of go :: Thrist t1 t -> t3 -> t2
- at T7438.hs:6:1-16
- Possible fix: add a type signature for ‘go’
- • In the expression: acc
- In an equation for ‘go’: go Nil acc = acc
- • Relevant bindings include
- acc :: t3 (bound at T7438.hs:6:8)
- go :: Thrist t1 t -> t3 -> t2 (bound at T7438.hs:6:1)
+ +T7438.hs:6:14: error: + • Couldn't match expected type ‘t’ with actual type ‘t1’ + ‘t’ is untouchable + inside the constraints: b ~ a + bound by a pattern with constructor: + Nil :: forall k (a :: k). Thrist a a, + in an equation for ‘go’ + at T7438.hs:6:4-6 + ‘t’ is a rigid type variable bound by + the inferred type of go :: Thrist a b -> t1 -> t at T7438.hs:6:1-16 + ‘t1’ is a rigid type variable bound by + the inferred type of go :: Thrist a b -> t1 -> t at T7438.hs:6:1-16 + Possible fix: add a type signature for ‘go’ + • In the expression: acc + In an equation for ‘go’: go Nil acc = acc + • Relevant bindings include + acc :: t1 (bound at T7438.hs:6:8) + go :: Thrist a b -> t1 -> t (bound at T7438.hs:6:1) |