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| author | Vladislav Zavialov <vlad.z.4096@gmail.com> | 2020-08-04 20:27:06 +0300 |
|---|---|---|
| committer | Marge Bot <ben+marge-bot@smart-cactus.org> | 2020-08-06 13:34:06 -0400 |
| commit | 0ddb43848b9fc24f5404915f57dc504546e68292 (patch) | |
| tree | c97286389bd66c683304c483d3a99f081eb216d7 /testsuite/tests/polykinds | |
| parent | 826d07db0e0f31fe2b2d2e0661be7f0cb3cde3c7 (diff) | |
| download | haskell-0ddb43848b9fc24f5404915f57dc504546e68292.tar.gz | |
Fix visible forall in ppr_ty (#18522)
Before this patch, this type:
T :: forall k -> (k ~ k) => forall j -> k -> j -> Type
was printed incorrectly as:
T :: forall k j -> (k ~ k) => k -> j -> Type
Diffstat (limited to 'testsuite/tests/polykinds')
| -rw-r--r-- | testsuite/tests/polykinds/T18522-ppr.script | 4 | ||||
| -rw-r--r-- | testsuite/tests/polykinds/T18522-ppr.stdout | 1 | ||||
| -rw-r--r-- | testsuite/tests/polykinds/all.T | 1 |
3 files changed, 6 insertions, 0 deletions
diff --git a/testsuite/tests/polykinds/T18522-ppr.script b/testsuite/tests/polykinds/T18522-ppr.script new file mode 100644 index 0000000000..54d3619c6e --- /dev/null +++ b/testsuite/tests/polykinds/T18522-ppr.script @@ -0,0 +1,4 @@ +:set -XPolyKinds -XDataKinds -XRankNTypes -XTypeFamilies +import Data.Kind (Type) +type family T :: forall k -> (k ~ k) => forall j -> k -> j -> Type +:k T diff --git a/testsuite/tests/polykinds/T18522-ppr.stdout b/testsuite/tests/polykinds/T18522-ppr.stdout new file mode 100644 index 0000000000..241530bbed --- /dev/null +++ b/testsuite/tests/polykinds/T18522-ppr.stdout @@ -0,0 +1 @@ +T :: forall k -> (k ~ k) => forall j -> k -> j -> * diff --git a/testsuite/tests/polykinds/all.T b/testsuite/tests/polykinds/all.T index 436bb9dbce..68bf260e64 100644 --- a/testsuite/tests/polykinds/all.T +++ b/testsuite/tests/polykinds/all.T @@ -223,3 +223,4 @@ test('T18300', normal, compile_fail, ['']) test('T18451', normal, compile_fail, ['']) test('T18451a', normal, compile_fail, ['']) test('T18451b', normal, compile_fail, ['']) +test('T18522-ppr', normal, ghci_script, ['T18522-ppr.script']) |