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Diffstat (limited to 'testsuite/tests/type-data/should_fail/TDTagToEnum.hs')
| -rw-r--r-- | testsuite/tests/type-data/should_fail/TDTagToEnum.hs | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/testsuite/tests/type-data/should_fail/TDTagToEnum.hs b/testsuite/tests/type-data/should_fail/TDTagToEnum.hs new file mode 100644 index 0000000000..ef0ba0b496 --- /dev/null +++ b/testsuite/tests/type-data/should_fail/TDTagToEnum.hs @@ -0,0 +1,10 @@ +{-# LANGUAGE MagicHash #-} +{-# LANGUAGE TypeData #-} +module TDTagToEnum where + +import GHC.Exts (tagToEnum#) + +type data Letter = A | B | C + +f :: Letter +f = tagToEnum# 0# |