diff options
Diffstat (limited to 'testsuite/tests')
4 files changed, 17 insertions, 0 deletions
diff --git a/testsuite/tests/typecheck/should_fail/T17213.hs b/testsuite/tests/typecheck/should_fail/T17213.hs new file mode 100644 index 0000000000..e9c093c903 --- /dev/null +++ b/testsuite/tests/typecheck/should_fail/T17213.hs @@ -0,0 +1,5 @@ +module T17213 where + +import T17213a + +g = foo diff --git a/testsuite/tests/typecheck/should_fail/T17213.stderr b/testsuite/tests/typecheck/should_fail/T17213.stderr new file mode 100644 index 0000000000..1172992660 --- /dev/null +++ b/testsuite/tests/typecheck/should_fail/T17213.stderr @@ -0,0 +1,6 @@ + +T17213.hs:5:1: error: + • Illegal polymorphic type: forall a. a -> a + Perhaps you intended to use RankNTypes + • When checking the inferred type + g :: (forall a. a -> a) -> Int diff --git a/testsuite/tests/typecheck/should_fail/T17213a.hs b/testsuite/tests/typecheck/should_fail/T17213a.hs new file mode 100644 index 0000000000..48537600d5 --- /dev/null +++ b/testsuite/tests/typecheck/should_fail/T17213a.hs @@ -0,0 +1,5 @@ +{-# LANGUAGE RankNTypes #-} +module T17213a where + +foo :: (forall a. a->a)-> Int +foo x = error "ukr" diff --git a/testsuite/tests/typecheck/should_fail/all.T b/testsuite/tests/typecheck/should_fail/all.T index 4ccde2163f..6b66d41975 100644 --- a/testsuite/tests/typecheck/should_fail/all.T +++ b/testsuite/tests/typecheck/should_fail/all.T @@ -543,3 +543,4 @@ test('UnliftedNewtypesMismatchedKindRecord', normal, compile_fail, ['']) test('UnliftedNewtypesMultiFieldGadt', normal, compile_fail, ['']) test('T13834', normal, compile_fail, ['']) test('T17077', normal, compile_fail, ['']) +test('T17213', [extra_files(['T17213a.hs'])], multimod_compile_fail, ['T17213', '-v0']) |